CN106310425A

CN106310425A - Infusion accessory capable of detecting pH value of infusion fluid and method for detecting pH value of infusion fluid

Info

Publication number: CN106310425A
Application number: CN201510469131.9A
Authority: CN
Inventors: 佘钊炜; 赵杰; 佘利民
Original assignee: Individual
Current assignee: Haolang Technology Foshan Co ltd
Priority date: 2015-07-31
Filing date: 2015-07-31
Publication date: 2017-01-11
Anticipated expiration: 2035-07-31
Also published as: CN106310425B

Abstract

The invention discloses an infusion accessory capable of detecting a pH value of infusion fluid. The infusion accessory is a cover body, and comprises a first part with one or more pH value detection components and a second part with one or more fluid channels, wherein the first part and the second part can generate a relative position change; the fluid channels of the second part and the pH value detection components of the first part can be switched between an opened position and a closed position along with the position change generated between the first part and the second part; at the opened position, the fluid channels communicate with the pH value detection components, so that fluid in the fluid channels can flow into the pH value detection components; at the closed position, the fluid channels and the pH value detection components are disconnected, so that the fluid in the fluid channels cannot flow into the pH value detection components, and the fluid which already flows into the pH value detection components cannot flow back to the fluid channels either.

Description

A kind of transfusion accessory detecting transfusion liquid acid-base value and the method for detection transfusion liquid acid-base value

Technical field

The invention mainly relates to a kind of transfusion accessory, such as Infusion bottle lid, particularly relating to one can detect The transfusion accessory of transfusion liquid acid-base value.The invention still further relates to use transfusion accessory detection transfusion liquid acid The method of basicity.

Background technology

PH value (pH value) is the extremely important index affecting infusion medicine usefulness, each Kind of medicine plays usefulness has its optimal PH interval, and pH value is too high too low gently then directly affects medicine Usefulness, heavy then directly infringement patient health even result in death, so that producing great malpractice. Therefore, the pH value controlling infusion medicine has extremely important clinical meaning undoubtedly.

The detection mode of flow of infusate pH value is to use syringe extraction section medicinal liquid from medicine bottle traditionally, Then dropping in and detect on PH reagent paper, this produces inconvenience when Clinical practice.Such as, joining When putting transfusion medicinal liquid, from the medicinal liquid of preliminary configuration, draw out part, detect its pH value, if PH Value is not interval at optimal PH, then need to add other medicinal liquids further, thus regulate pH value.Afterwards, Need again to draw out part from the transfusion medicinal liquid of configuration further, again detect its pH value, it has not been convenient to Operate at any time, affect very much dispensing efficiency during Clinical practice, the most in real time, fast, economical, and And long-time configuration also can result in configure medicinal liquid and changes because time factor produces the property of medicine repeatedly, and PH reagent paper after detection may also result in the pollution of environment.To this end, facing in the urgent need to one Bed can the medical apparatus and instruments that detect flow of infusate pH value real-time, quick, economic and medical procedure in putting into practice.

Publication No. is that the Chinese utility model patent of CN204106691U discloses a kind of transfusion pH value inspection Surveying device, it includes syringe, syringe needle, piston and push-pull bar, also includes that PH reagent paper and PH reagent paper hold Putting room, PH reagent paper accommodation chamber is made of clear material；Barrel sidewall front portion is provided with liquid outlet, syringe Cavity connected by the cavity of this liquid outlet with PH reagent paper accommodation chamber；PH reagent paper is located at by PH reagent paper In the cavity of accommodation chamber.During use, syringe needle inserts in infusion bottle or transfusion bag, then pulls back and pushes away Pull bar, makes piston be moved rearwards by, and can extract appropriate transfusion, afterwards will from infusion bottle or transfusion bag Syringe needle is extracted from infusion bottle or transfusion bag；Further pull back push-pull bar, when piston crosses pin During liquid outlet on cylinder sidewall front portion, owing to the cavity of PH reagent paper accommodation chamber is in vacuum state, and outer Boundary's air can utilize draught head, make the defeated of syringe cavity in the cavity of syringe needle enters the cavity of syringe Liquid is in liquid outlet enters the cavity of PH reagent paper accommodation chamber, and contacts PH reagent paper, by observing PH The color of reagent paper, can differentiate the pH value of transfusion, thus realize the detection of transfusion pH value.

Although the transfusion pH value detection device disclosed in above-mentioned patent documentation is compared to traditional transfusion PH Value detection means is the most progressive, but the essence of its technical scheme is without departing from traditional transfusion pH value inspection The stereotype of survey means, remains with syringe extraction section medicinal liquid from medicine bottle, is only the improvement tradition The structure of syringe, PH reagent paper is directly arranged at the syringe cavity side institute of the syringe after improvement The PH reagent paper accommodation chamber having, thus syringe can obtain after having extracted part medicinal liquid out in syringe To detection, it is not necessary to instill and be exposed in outer PH reagent paper detect.Efficiency increases, In the convenience of detection more quick than traditional detection means, and do not result in the pollution of environment. But, its weak point remains on existence: first, and this detection device is independently of infusion bottle or transfusion Single medical apparatus and instruments outside Dai, needs also exist for during use entering the medicinal liquid in transfusion bag or infusion bottle Row extraction, the liquid outlet being further pulled to piston after extraction cross on barrel sidewall front portion makes Extracted medicinal liquid enters PH reagent paper accommodation chamber, and when Clinical practice, real-time, agility need to carry High；Secondly, this detection device is single use, it is impossible to reuse, repeated detection, each time Just will cancel after extraction medicinal liquid, then during making up a prescription, and often increase one configuration medicinal liquid and just will make With a detection device, cause waste, economical not, and often use one-time detection device, the most right Transfusion bag or infusion bottle increase one-time puncture drawing liquid, increase and produce chip in transfusion bag or infusion bottle Risk；When repeatedly making up a prescription, using multiple detection device to detect respectively, more can exist affects dispensing efficiency Defect；Need to extract a certain amount of medicinal liquid additionally, this detection device detects every time, will also result in The waste of medicinal liquid.

Therefore, prior art could be improved, it is desirable to provide a kind of the most real-time, quick, economical The transfusion accessory of transfusion liquid acid-base value can be detected, and provide one the most real-time, quick, economical The detection method of transfusion liquid acid-base value.

Summary of the invention

One of the technical problem to be solved is, it is provided that one is the most real-time, quick, warp Ji, the transfusion accessory of safe detected transfusion liquid acid-base value, the employing present invention can be at Clinical practice Front ph value after medicinal liquid ph value and medicinal liquid compatibility is detected, help medical personnel to pass through proper method Adjust liquid PH value, it is ensured that medicine carries out Clinical practice in optimal PH interval.

One of another technical problem to be solved by this invention is, it is provided that one is the most real-time, fast The method of prompt, economic, safe detection transfusion liquid acid-base value.

For solving above-mentioned technical problem, the technical solution used in the present invention is:

A kind of transfusion accessory detecting transfusion liquid acid-base value, described transfusion accessory is lid, including It is provided with the Part I of one or more pH value detection means and there is one or more fluid passage Part II；Relative change in location, institute can be produced between described Part I with described Part II State the described fluid passage of Part II and the pH value detection means of described Part I, can be along with described Between Part I and described Part II produce change in location and between open and closed positions Switching, described open position makes described fluid passage connect with described pH value detection means, described liquid The liquid of body passage can flow into described pH value detection means；Described closed position makes described fluid passage And closing between described pH value detection means, the liquid of described fluid passage cannot flow into described pH value Detection means, the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage.

It is lid that the present invention can detect the transfusion fitting designs of transfusion liquid acid-base value, can be as one Independent accessory, links together with infusion bottle or transfusion bag when needs use, and forms one；Also Can be when producing infusion bottle or transfusion bag, the ingredient as infusion bottle or transfusion bag constitutes one The entirety of medicine packaging material, therefore, first just makes it very convenient when Clinical practice in product orientation, The present invention is preferably the ingredient of infusion bottle or transfusion bag, thus substitutes existing infusion bottle or transfusion The conventional bottle cap of bag.When concrete Clinical practice, no matter it is temporarily formed, is formed when still dispatching from the factory, Infusion set of the present invention is all formed as an entirety with infusion bottle or transfusion bag, be configured to infusion bottle or The lid part of person's transfusion bag, when not using, the fluid passage of Part II and the pH value of Part I Detection means is closed, and pH value detection means will not contact with medicinal liquid, when using the present invention, Only Part II need to be made shift in position relative to Part I or Part I opposed second part is made Shift in position, can be by the pH value detection means of the fluid passage of Part II and Part I by closing Position switches to open position, and now the liquid of the infusion bottle in fluid passage or transfusion bag flows into pH value Detection means, once influent in pH value detection means, the most again by Part II relative to first Part moves as position, then open position switches to closed position, in flowing into pH value detection means Liquid cannot be back in original infusion bottle or transfusion bag, it is to avoid original to infusion bottle or transfusion bag The pollution of liquid, safety obtains strong guarantee.Now, the liquid warp in pH value detection means is flowed into PH value detection means detects, and shows liquid pH value, and all of operation of the present invention has only to infusion bottle Or the bottle cap of transfusion bag opening part operates, it is not necessary to use extra single medical apparatus and instruments, make With very in real time, fast, dispensing efficiency clinically is significantly provided.When comparing test, i.e. When needing repeatedly to make up a prescription, as long as arranging multiple pH value detection means over the first portion, continue second Part I makees shift in position to part or Part I opposed second part makees shift in position relatively, makes The fluid passage obtaining Part II communicates with the next pH value detection means of Part I, and detects new The acid-base value of the medicinal liquid after configuration, the repetitive operation present invention, until close to or be finally reached expection acid Basicity.Therefore, implementing the present invention, an accessory can realize repeated detection, greatly reduce and carry out The cost of pH value detection, cost performance is the highest, and economy is the best, and pH value detection means uses into This cheapest pH value reagent paper or PH rod core can realize.Use the present invention, detect each time Have only to flow into a cavity wee bit from fluid passage, even have only to a drop of liquid, it is to avoid The waste of medicinal liquid.Further, when using the present invention to carry out pH value detection, it is not necessary to infusion bottle or transfusion Bag carries out puncture suction liquid, it is to avoid in prior art, detection is required for infusion bottle or transfusion every time Bag carries out puncture suction medicinal liquid and easily increases in transfusion bag or the defect of the risk of infusion bottle generation chip.

One as a kind of transfusion accessory technical scheme detecting transfusion liquid acid-base value of the present invention changes Entering, described Part I is the first ring body, and the ring wall of described first ring body is provided with pH value detection means to be held Putting room, described pH value detection means is arranged at the described pH value detection means of described first ring body ring wall Accommodation chamber；Described Part II be can the second ring body of the most described first ring body Concentric rotation, described Fluid passage is arranged at the ring wall of described second ring body；The described fluid passage of described second ring body and institute State the described pH value detection means accommodation chamber of the first ring body, can be along with described second ring body the most described One ring body Concentric rotation and switch between open and closed positions.

During use, it is only necessary to rotate the second ring body, can be by the fluid passage of the second ring body and the first ring The pH value detection means accommodation chamber of body switches between open position and closed position.Use donut The version of body, rotation process is the most convenient, is conducive to use clinically further.

Further, described second ring body is arranged at above described first ring body, the institute of described first ring body Stating pH value detection means accommodation chamber is axially arranged slit or sky on the ring wall of described first ring body Chamber, the fluid passage of described second ring body is vertical or oblique straight channel.When open position, liquid leads to Vertical or the oblique direct current in road enters the pH value detection means in slit or cavity.Fluid passage be set to vertically or Tiltedly straight channel, is conducive to the liquid backflow avoiding flowing into cavity.

As preferred scheme, on the ring wall of described first ring body, axially arranged slit or cavity are along institute The ring wall stating the first ring body is circumferentially disposed multiple, and described fluid passage is along with described second ring body is relative to institute State the first ring body Concentric rotation and with the plurality of slit or air successively in open position and closed position Between switch.Described Part I is provided with multiple slit including pH value detection means or cavity, institute State Part II the most described Part I when carrying out change in location, the fluid passage of described Part II Can be sequentially communicated with multiple cavitys of described Part I, such that it is able to carry out repeatedly comparative test, weight Multiple use, repeated detection, improve dispensing efficiency clinically, and reduce pH value testing cost, The present invention is made to have significant economy compared to prior art.

Another kind as a kind of transfusion accessory technical scheme detecting transfusion liquid acid-base value of the present invention Improving, now, Part I is set to moving part, Part II is set to standing part.Institute Stating Part I is the first ring body, and the ring wall of described first ring body is provided with pH value detection means accommodation chamber, Described pH value detection means is located at the described pH value detection means accommodation chamber of described first ring body；Described Part II is the second ring body, and described fluid passage is arranged at the ring wall of described second ring body；Described One ring body can the most described second ring body Concentric rotation, the described fluid passage of described second ring body and institute State the described pH value detection means accommodation chamber of the first ring body, can be along with described first ring body the most described Two ring body Concentric rotations and switch between open and closed positions.

During use, it is only necessary to rotate the first ring body, can be by the fluid passage of the second ring body and the first ring The pH value detection means accommodation chamber of body switches between open position and closed position.

Further, described second ring body is placed on described first ring body, and described pH value detection means houses Room is included in axially arranged slit on the ring wall of described first ring body or cavity and be radially arranged first Through hole, described fluid passage is arranged at the ring wall inner surface of described second ring body.At open position, liquid Liquid in body passage, through the first through hole of the first ring body ring wall radial direction, flows into axial slit or cavity In, and the pH value of institute's influent is detected by the pH value detection means in slit or cavity.

Preferably, the ring wall of described first ring body be provided with multiple axial slit or cavity and with each slit Or the first through hole of cavity multiple radial directions of correspondence respectively, described fluid passage is along with described first ring body The most described second ring body Concentric rotation and with the plurality of first through hole successively in open position and closedown Switch between position.When the most described Part II of described Part I carries out change in location, described The fluid passage of two parts can be sequentially communicated with multiple cavitys of described Part I, such that it is able to carry out Repeatedly comparative test, reuse, repeated detection, improve dispensing efficiency clinically, and reduce PH value testing cost so that the present invention has significant economy compared to prior art.

Preferably, in technique scheme, the opening of the described fluid passage of described second ring body with The described pH value detection means accommodation chamber of the first ring body the position relationship of opening be set to: described in open When opening position, the opening of described fluid passage only has office with the opening of described pH value detection means accommodation chamber Portion connects.The opening of described fluid passage is set when open position, with pH value detection means accommodation chamber Opening be locally connected, the beneficially liquid of fluid passage simply flows into slowly in open position PH value detection means accommodation chamber, even drop-wise instill cavity, flow into pH value detection structure without moment Part accommodation chamber causes the liquid flowing into pH value detection means accommodation chamber to be back to infusion bottle or transfusion bag.

Concrete, described pH value detection means is pH value reagent paper or pH value reagent, the most also may be used To be other pH value detection means being easy to be arranged in tiny cavity.

As the present invention a kind of detect transfusion liquid acid-base value transfusion accessory technical scheme another Improving, described Part I is the first ring body, and described pH value detection means is located at outside described first ring body Surface, the ring wall of described first ring body is communicated with the second through hole of described pH value detection means；Described Part II be can the second ring body of the most described first ring body Concentric rotation, described fluid passage is arranged Ring wall in described second ring body；Described first ring body is placed on described second ring body exterior surface, and described The described fluid passage of two ring bodies and described second through hole of described first ring body, can be along with described second The most described first ring body Concentric rotation of ring body and switch between open and closed positions.

Further, described fluid passage include the slit that is axially formed along described second ring body ring wall and The third through-hole being formed radially along described second ring body ring wall.The is flowed into from slit at open position liquid Three through holes, and flow into the second through hole in the first ring body ring wall from third through-hole, thus flow into pH value inspection Survey component to detect.

Preferably, the ring wall of described second ring body is provided with multiple described fluid passage.I.e. second ring body ring The axially arranged multiple slits of wall and the corresponding third through-hole that multiple radial direction is set.Along with described The most described first ring body Concentric rotation of two ring bodies, the third through-hole of the second ring body is directed at the first ring successively Second through hole of body, thus flow into pH value detection means successively.

Concrete, described pH value detection means is that pH value detects chromogenic sensor.

As the present invention a kind of detect transfusion liquid acid-base value transfusion accessory technical scheme another Improving, described Part I is the first ring body, and the ring wall of described first ring body is from inner surface exterior surface It is circumferentially with multiple annular slotted the most in gradient the inner surface at described ring wall successively Being provided with notch, described pH value detection means is located at described annular slotted；Described Part II is can be relative Second ring body of described first ring body Concentric rotation and described first ring body are placed on described second ring body appearance Face, described fluid passage is arranged at the ring wall of described second ring body；The described liquid of described second ring body Passage and the described notch of described first ring body, can be along with the most described first ring body of described second ring body Concentric rotation and switch between open and closed positions.

Further, described fluid passage include the slit that is axially formed along described second ring body ring wall and The fourth hole being formed radially along described second ring body ring wall.When open position, liquid is from slit stream Enter fourth hole, and flow into the notch of the first ring body, thus flow into annular groove.

Preferably, described second ring body ring wall is provided with multiple axial slit and distinguishes the most corresponding with each slit The fourth hole of multiple radial directions, the aperture position height of the plurality of fourth hole the most successively with institute The height stating multiple annular slotted is corresponding.In use, revolve relative to the first ring body along with the second ring body Turning, the first fourth hole of lower position connects with notch at first, thus liquid flows into minimum Annular groove；Continue to rotate the second ring body, close between fourth hole and notch；Continue rotation second Ring body, second fourth hole of the most slightly higher position connects with notch, thus liquid flows into and is highly higher than Second annular groove of first annular groove, the like, thus realize repeated detection.

The present invention also provides for a kind of transfusion accessory technical scheme detecting transfusion liquid acid-base value:

A kind of transfusion accessory detecting transfusion liquid acid-base value, described transfusion accessory is lid, including It is provided with the Part I of one or more pH value detection means and there is one or more fluid passage Part II；Described Part II is a ring body, and described fluid passage is arranged at described Part II Ring wall；Described Part I be one be connected to described ring body ring wall can be from the fluid passage extract of ring body The reverse check valve apparatus of body, described pH value detection means is arranged in described reverse check valve apparatus； Described reverse check valve apparatus is set to: the fluid passage of described ring body and described reverse check valve apparatus In pH value detection means can along with reverse check valve apparatus extraction liquid and stop extraction liquid and Switching between open position and closed position, described open position makes the liquid of described fluid passage can Flow into described pH value detection means；Described closed position makes the liquid of described fluid passage to flow into Described pH value detection means, the liquid having been flowed into described pH value detection means also cannot be back to described Fluid passage.This technical scheme structure and shaping are installed relatively simple, but reverse check valve apparatus is more For costliness, cost is higher.

In the transfusion accessory of the detected transfusion liquid acid-base value of the present invention, described transfusion accessory can be with Infusion bottle or transfusion bag connect, and also include the enclosing cover being provided with lid black box.These can be existing Infusion bottle or the conventional structure of bottle cap of transfusion bag, therefore, the present invention can be integrated in existing structure Infusion bottle or transfusion bag Bottle cap structure in, it is simple to promote the use of.

Concrete, described lid is that transparent material is made.Such that it is able to the pH value in clear view lid Detection case.

The technical scheme of the method for the use transfusion accessory detection transfusion liquid acid-base value that the present invention provides is:

A kind of method using transfusion accessory detection transfusion liquid acid-base value, described transfusion accessory is lid, Including being provided with the Part I of a pH value detection means and there is the Part II of fluid passage；

Relative change in location can be produced between described Part I with described Part II, described second The described fluid passage of part and the pH value detection means of described Part I, can be along with described first Divide and produce change in location between described Part II and switch between open and closed positions, Described open position makes described fluid passage connect with described pH value detection means, described fluid passage Liquid can flow into described pH value detection means；Described closed position makes described fluid passage with described Closing between pH value detection means, the liquid of described fluid passage cannot flow into described pH value detection structure Part, the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage；

Described method includes:

Described transfusion accessory is connected to infusion bottle or transfusion bag so that the second of described transfusion accessory The fluid passage of part and infusion bottle or the fluid communication of transfusion bag；

Change the relative position between described Part II with described Part I so that described second The fluid passage divided connects with the pH value detection means of described Part I, the liquid of described fluid passage Flow into described pH value detection means；

Continue to change the relative position between described Part II and described Part I so that described liquid Close between body passage and described pH value detection means；

Described pH value detection means detects the pH value of the liquid flowed in described pH value detection means.

In the method, the transfusion accessory used can be to be connected to infusion bottle or transfusion bag temporarily Together, one is formed；Can also be when producing infusion bottle or transfusion bag, as infusion bottle or transfusion bag Ingredient constitute the entirety of a medicine packaging material, and preferably infusion bottle or the composition of transfusion bag Part, thus substitute the conventional bottle cap of existing infusion bottle or transfusion bag.

What the present invention provided uses the yet another technique of the method for transfusion accessory detection transfusion liquid acid-base value Scheme is:

A kind of method using transfusion accessory detection transfusion liquid acid-base value, described transfusion accessory is lid, Including being provided with the Part I of multiple pH value detection means and there is the Part II of fluid passage；

Described method includes:

Described first pH value detection means detection flows into the liquid in described first pH value detection means The pH value of body；

If the pH value of the liquid detected not up to expects pH value, then configure new medicinal liquid and enter defeated In liquid in liquid bottle or transfusion bag thus regulate the pH value of the liquid in infusion bottle or transfusion bag；

After configuring new medicinal liquid, continue to change the phase between described Part II and described Part I To position so that described fluid passage and second pH value detection means connection, described fluid passage Liquid flows in described second pH value detection means；

Continue to change the relative position between described Part II and described Part I so that described liquid Body passage is closed with described pH value detection means；

Described second pH value detection means detection flows into the liquid in described second pH value detection means The pH value of body；

If the pH value of the liquid detected the most not up to expects pH value, then configure new medicinal liquid and enter In liquid in infusion bottle or transfusion bag thus regulate the PH of the liquid in infusion bottle or transfusion bag Value, and carry out the detection of pH value according to above-mentioned steps circulation, until the liquid in infusion bottle or transfusion bag Body reaches expection pH value.

Accompanying drawing explanation

Fig. 1 is the sectional structure schematic diagram of the embodiment of the present invention one；

Fig. 2 is A-A direction sectional view in embodiment illustrated in fig. 1, it is shown that the first fixing ring body；

Fig. 3 is B-B direction sectional view in embodiment illustrated in fig. 1, it is shown that rotatable second ring body；

Fig. 4 is the perspective view of the embodiment of the present invention two；

Fig. 5 is the explosive view of embodiment two；

Fig. 6 is the sectional view of the second ring body in embodiment two；

Fig. 7 is the sectional view of the first ring body in embodiment two；

Fig. 8 be in embodiment two second ring body and the first ring body assembling after sectional view；

Fig. 9 is the sectional view of a kind of deformation of the second ring body in embodiment two；

Figure 10 is the second ring body in Fig. 9 and the sectional view after the assembling of the first ring body；

Figure 11 is the structural representation after embodiment two is assembled with infusion bottle；

Figure 12 is the three-dimensional structure diagram of embodiment three；

Figure 13 is the bottom view of embodiment three；

Figure 14 is the explosive view of embodiment three；

Figure 15 is the sectional view of the first ring body in embodiment three；

Figure 16 is the sectional view of the second ring body in embodiment three；

Figure 17 be in embodiment three first ring body and the second ring body assembling after sectional view；

Figure 18 is the sectional view in embodiment three after first ring body and the assembling of the second ring body, the in this figure One ring body is a kind of deformation compared to the first ring body in Figure 17；

Figure 19 is the structural representation after embodiment three is assembled with infusion bottle；

Figure 20 is the three-dimensional structure diagram of embodiment four；

Figure 21 is the explosive view of embodiment four；

Figure 22 is the first ring body in embodiment four and the structural representation after enclosing cover assembling；

Figure 23 is the sectional view of the first ring body in embodiment four；

Figure 24 is the sectional view of the second ring body in embodiment four；

Sectional view after first ring body and the second ring body assemble in Figure 25 embodiment four；

Figure 26 is the structural representation after embodiment four is assembled with infusion bottle；

Figure 27 is the structural representation of embodiment five.

Reference:

Embodiment one: the first ring body 101 cavity 1011 pH value detection means 1012

Second ring body 102 fluid passage 1021

Firm banking 103 enclosing cover 104

Embodiment two: the first ring body 201 pH value detection means accommodation chamber 2011 slit 2012

First through hole 2013

Second ring body 202 fluid passage 2021 step 2022

Enclosing cover 204 infusion bottle 205

Embodiment three: the first ring body 301 second through hole 3011 pH value detection means 3012

Second ring body 302 fluid passage 3021 slit 3022 third through-hole 3023

Step 3024

Enclosing cover 304 infusion bottle 305

Embodiment four: the first ring body 401 annular slotted 4011,40111,40112 notch 4012

Second ring body 402 fluid passage 4021 slit 4022 third through-hole 4023

Enclosing cover 404 infusion bottle 405

Embodiment five: the reverse check valve apparatus 501 of ring body 502

Detailed description of the invention

In the following detailed description, in conjunction with accompanying drawing, schematically illustrate and can realize the present invention's Specific embodiment.It is to be understood that, it is also possible to by other embodiment.

In the present invention, a kind of transfusion accessory detecting transfusion liquid acid-base value, described transfusion accessory For lid, including being provided with the Part I of one or more pH value detection means and having one or more The Part II of fluid passage；Relative position can be produced between described Part I with described Part II Put change, the described fluid passage of described Part II and the pH value detection means of described Part I, Can along with between described Part I and described Part II produce change in location and in open position and pass Switching between closed position, described open position makes described fluid passage with described pH value detection means even Logical, the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes institute Stating and close between fluid passage and described pH value detection means, the liquid of described fluid passage cannot flow into Described pH value detection means, the liquid having been flowed into described pH value detection means also cannot be back to described Fluid passage.

It is lid that the present invention can detect the transfusion fitting designs of transfusion liquid acid-base value, can be as one Independent accessory, links together with infusion bottle or transfusion bag when needs use, and forms one；Also Can be when producing infusion bottle or transfusion bag, the ingredient as infusion bottle or transfusion bag constitutes one The entirety of medicine packaging material, therefore, first just makes it very convenient when Clinical practice in product orientation. When concrete Clinical practice, no matter it is temporarily formed, is formed when still dispatching from the factory, infusion set of the present invention All be formed as an entirety with infusion bottle or transfusion bag, be configured to the lid of infusion bottle or transfusion bag Parts, when not using, the fluid passage of Part II is in pass with the pH value detection means of Part I Closed state, in cavity, participant contacts with medicinal liquid, when using the present invention, only need to by Part II relative to Part I or Part I move as position relative to Part II, can be by the liquid of Part II Body passage is switched to open position with the pH value detection means of Part I by closed position, now liquid The liquid of infusion bottle in passage or transfusion bag flows into pH value detection means, in pH value detection means one Through influent, the most again by Part II relative to Part I or Part I relative to second Part moves as position, then open position switches to closed position, in flowing into pH value detection means Liquid cannot be back in original infusion bottle or transfusion bag, it is to avoid original to infusion bottle or transfusion bag The pollution of liquid, safety obtains strong guarantee.Now, the liquid of inflow is examined through pH value detection means Surveying, show liquid pH value, all of operation of the present invention has only to infusion bottle or transfusion bag opening part Bottle cap operates, it is not necessary to use extra single medical apparatus and instruments, uses very real-time, quick, Significantly provide dispensing efficiency clinically.When comparing test, when i.e. needing repeatedly to make up a prescription, only Multiple pH value detection means is set over the first portion, continues between Part II and Part I Produce shift in position so that the fluid passage of Part II detects structure with the next pH value of Part I Part communicates, and detect newly configured after the acid-base value of medicinal liquid, the repetitive operation present invention, until close to or Person is finally reached expection acid-base value.Therefore, implement one accessory of the present invention and can realize repeated detection, Greatly reducing the cost carrying out pH value detection, cost performance is the highest, and economy is the best, pH value PH value reagent paper or PH rod core that detection means employing cost is the cheapest can realize.Use this Bright, detection each time has only to flow into a pH value detection means wee bit from fluid passage, the most only needs Want a drop of liquid, it is to avoid the waste of medicinal liquid.Further, when using the present invention to carry out pH value detection, Need not infusion bottle or transfusion bag are carried out puncture suction liquid, it is to avoid prior art detects every time It is required for that infusion bottle or transfusion bag carry out puncture suction medicinal liquid easily to increase at transfusion bag or infusion bottle product The defect of the risk of raw chip.

Embodiment one

In embodiment one, as shown in Figure 1, 2, 3, described Part I is the first ring body 101, institute The ring wall stating the first ring body 101 is provided with pH value detection means accommodation chamber, described pH value detection means The 1012 described pH value detection means accommodation chambers being arranged at described first ring body ring wall, described pH value is examined Surveying component accommodation chamber is cavity 1011 axially arranged on the ring wall of the first ring body 101；Described second Part be can the second ring body 102 of the most described first ring body Concentric rotation, described fluid passage 1021 It is arranged at the ring wall of described second ring body, the described fluid passage 1021 of described second ring body 102 and institute State the described cavity 1011 of the first ring body 101, can be along with described second ring body 102 the most described first Ring body 101 Concentric rotation and switch between open and closed positions.Curved arrow in Fig. 3 Represent that these parts are rotatable second ring body.

At unused state, cavity 1011 does not contact with liquid and is in closedown and turns, when it is desired to be used, Second ring body 102 is rotated, the fluid passage 1021 of the second ring body and the cavity 1011 of the first ring body 101 Communicating the most one by one, close, liquid can sequentially enter multiple cavitys 1011 of the first ring body 101, empty Intracavity contains pH value detection means 1012, after medicinal liquid enters in cavity 1011, will not flow back into Originally in solution system.When comparing test, the second ring body 102 is rotated to next open position The untapped cavity put, flows into new medicinal liquid, the acid-base value detecting and developing the color to make new advances, passes through Close to or be finally reached expection acid-base value mode complete work.First ring body 101 and the second ring body 102 versions using concentric circular ring body, rotation process is the most convenient, it is simple to use clinically.

As preferably, described second ring body 102 is arranged at above described first ring body 101, and described The fluid passage 1021 of two ring bodies 102 is vertical or oblique straight channel, and fluid passage 1021 is set to erect Straight or oblique straight channel, is conducive to the liquid backflow avoiding flowing into cavity, and at this fluid passage, liquid will In flowing into or instill cavity state slowly, cause backflow without flowing into cavity the most in a large number.

As preferably, the opening of the described fluid passage 1021 of described second ring body 102 and the first ring body The position relationship of the opening of the described cavity 1011 of 101 is set to: when described open position, described The opening of fluid passage 1021 only has locally connected with the opening of described cavity 1011.Described liquid is set The opening of body passage, when open position, is locally connected with the opening of cavity, and beneficially liquid leads to The liquid in road simply flows into cavity, even drop-wise slowly in open position and instills cavity, without wink Between flow into cavity cause flow into cavity liquid be back to infusion bottle or transfusion bag.

Preferably, as the deformation of the technical scheme of the present embodiment, described first ring body 101 top Circumferential outer surface has upwardly extending extension, described extension and described second ring body 102 bottom Circumferential outer surface tight fit, and seal described second ring body 102 and the first ring body 101 junction Circumferential outer surface, like this, the first ring body 101 and the second ring body 102 are formed for a socket Structure.By extension, the junction of the first ring body and the second ring body is sealed, ensured this The sealing of bright transfusion accessory lid portion inside, it is to avoid by outside contamination, and liquid outflow.

In other embodiments, the circumferential outer surface of described second ring body bottom has prolonging of downwardly extending The circumferential outer surface tight fit on extending portion, described extension and described first ring body top, and seal described Second ring body and the circumferential outer surface of the first ring body junction.So, the second ring body just with the first ring Body forms the structure of socket.

In the present embodiment, described pH value detection means 1012 is pH value reagent paper or pH value reagent Or the sensor of pH value can be detected, can also is that other are easy to be arranged on the most in other embodiments PH value detection means in tiny cavity.

The top of described transfusion accessory is provided with can fix, with infusion bottle or transfusion bag, the firm banking being connected 103, bottom is provided with the enclosing cover 104 comprising lid black box.These can be existing infusion bottle or The conventional structure of the bottle cap of transfusion bag, therefore, the present invention can be integrated in existing structure infusion bottle or In transfusion bag Bottle cap structure, it is simple to promote the use of.The seal bottle cap assembly of bottom by closure inside with outer The isolation in portion, has ensured the safe and clean, pollution-free of closure inside.In this embodiment, lid Make for transparent material, such that it is able to the pH value detection case in clear view cavity.

Embodiment two

Embodiment two differs primarily in that with embodiment one: in embodiment two, is set to the first ring Body carries out shift in position relative to the second ring body, and the second ring body maintains static；Rather than the first ring body is fixed Arranging, the second ring body is movable.As shown in Fig. 4-Figure 11, in embodiment two, described Part I is First ring body 201, the ring wall of described first ring body 201 is provided with pH value detection means accommodation chamber 2011, PH value detection means is located at the described pH value detection means accommodation chamber 2011 of described first ring body；Second Part is the second ring body 202, and fluid passage 2021 is arranged at the ring wall of described second ring body 202；The One ring body 201 can the most described second ring body 202 Concentric rotation, the described fluid passage of the second ring body 2021 with the described pH value detection means accommodation chamber 2011 of described first ring body, can be along with described first The most described second ring body Concentric rotation of ring body and switch between open and closed positions.

Concrete, as it is shown in figure 5, described second ring body 202 is placed on described first ring body 201, such as figure Shown in 7, described pH value detection means accommodation chamber 2011 is included in the ring wall upper shaft of described first ring body To the slit 2012 arranged and the first through hole 2013 being radially arranged, as shown in Figure 6, described liquid leads to Road 2021 is arranged at the ring wall inner surface of described second ring body.During use, it is only necessary to rotate the first ring body 201, can be at the fluid passage 2021 of the second ring body and the pH value detection means accommodation chamber of the first ring body First through hole 2013 of 2011 switches between open position and closed position, as shown in Figure 8, is opening Opening position, the liquid in fluid passage 2021 is through the first through hole 2013 of the first ring body ring wall radial direction, stream Enter in axial slit 2012, and detected institute's influent by the pH value detection means in slit 2012 PH value.In this embodiment, described pH value detection means can be pH value reagent paper or PH Value reagent, it is cheap, and cost is less.

As preferably, the ring wall of described first ring body 201 be provided with multiple axial slit and with each slit First through hole of the most corresponding multiple radial directions, described fluid passage 2021 is along with described first ring body 201 The most described second ring body 202 Concentric rotation and with the plurality of first through hole 2021 successively in open position Put and switch between closed position.By the first ring body 201 when the second ring body 202 rotates successively, The fluid passage of the second ring body can be sequentially communicated with multiple slits of described first ring body, such that it is able to enter Row repeatedly comparative test, reuse, repeated detection, improve dispensing efficiency clinically, and drop Low pH value testing cost so that the present invention has significant economy compared to prior art.

As a kind of deformation of the present embodiment, as shown in Figure 9, Figure 10, described second ring body 202 The opening of described fluid passage 2021 and the described pH value detection means accommodation chamber of the first ring body 101 The position relationship of the opening of 2011 is set to: during described open position, opening of described fluid passage 2021 Mouth only has locally connected with the opening of described pH value detection means accommodation chamber 2011.Concrete, such as figure 8, shown in Fig. 9, opening that is first through hole 2013 of pH value detection means accommodation chamber 2011, opening During position, the first through hole 2021 the most whole opening of opening is fully open with liquid through-hole 2021, and It is the lowermost end of the fluid passage 2021 opening bottom position that is slightly above the first through hole 2013, so that Fluid passage 2021 and the first through hole form locally connected, when the position opening connection arrange sufficiently small, Such as when becoming a gap, beneficially the liquid of fluid passage 2021 is in open position the most slowly Flow into the first through hole 2013, flow into the first through hole 2013 without moment and cause flowing into the first through hole 2013 Liquid impact under backflow or backwash return infusion bottle or transfusion bag.And, can from Figure 10 Arriving, the lowermost end of fluid passage 2021 is slightly above the opening bottom position of the first through hole 2013, thus shape Becoming a step 2022, this step 2022 also avoids flowing into a small amount of liquid backflow of first passage 2013 To fluid passage 2021, thus the medicinal liquid of infusion bottle or transfusion bag is polluted.

In this embodiment, the bottleneck of the second ring body 202 and infusion bottle or transfusion bag is fixed, and bottom sets Having the enclosing cover 204 comprising lid black box, enclosing cover 204 is placed on the first ring body 201 lower half, and with First ring body 201 is fixing to be connected, thus when enclosing cover rotates, drives the first ring body 201 to rotate, from And make relative second ring body 202 Concentric rotation of the first ring body 201.Enclosing cover 204 and lid thereof seal Assembly is the standard specifications bottle cap of existing infusion bottle or infusion bottle, is existing infusion bottle or transfusion bag The conventional structure of bottle cap, therefore, the present invention can be integrated in infusion bottle or the transfusion bag bottle of existing structure In lid structure, it is simple to promote the use of.Seal bottle cap assembly, by closure inside and outside isolation, ensures Closure inside safe and clean, pollution-free.Figure 11 shows infusion set of the present invention and infusion bottle 205 structural representations being connected to one.

Embodiment three

As shown in Figure 12-Figure 19, in this embodiment, described Part I is the first ring body 301, institute State pH value detection means 3012 and be located at described first ring body 301 outer surface, the ring of described first ring body Wall is communicated with the second through hole 3011 of described pH value detection means；Described Part II is can be relative Second ring body 302 of described first ring body 301 Concentric rotation, described fluid passage 3021 is arranged at institute State the ring wall of the second ring body；Described first ring body 301 is placed on described second ring body 302 outer surface, institute State the described fluid passage 3021 of the second ring body 302 and described second through hole of described first ring body 301 3011, can open along with the most described first ring body 301 Concentric rotation of described second ring body 302 Switch between position and closed position.In this embodiment, pH value detection means is that pH value detection is aobvious Colour sensor.

Concrete, as shown in figure 17, described fluid passage 3021 includes along described second ring body ring wall The slit 3022 being axially formed and the third through-hole 3023 being formed radially along described second ring body ring wall.? Open position liquid flows into third through-hole from slit, and flows in the first ring body ring wall from third through-hole Second through hole 3011, thus flow into pH value detection means 3012 and detect.Certainly implement at other In example, fluid passage can also directly use the radial direction through hole extending radially through the second ring body ring wall, such as Third through-hole 3023 is run through the second ring body ring wall, such that slit 3022 can be need not.In this reality Execute in example, use axial slots and the mode of radial direction through hole, it is simple to fluid passage is full of medicinal liquid, and PH value detection means is flowed into during open position.As the deformation of this embodiment, as shown in figure 18, The position relationship of the opening of three through holes 3023 and the opening of the second through hole 3011 may be configured as: is opening During position, the opening of third through-hole 3023 and the opening of the second through hole 3011 only have locally connected, i.e. It is not completely covered, and, the position, the end of the opening of the second through hole 3011 is slightly below third through-hole 3023 The position, the end of opening, thus form a step 3024, this step 3024 can be avoided flowing into second A small amount of liquid of through hole 3011 is back to third through-hole 3023, thus to infusion bottle or the medicinal liquid of transfusion bag Pollute.

As preferably, the ring wall of described second ring body 302 is provided with multiple described fluid passage.I.e. second The axially arranged multiple slits of ring body ring wall and the corresponding third through-hole that multiple radial direction is set.Accordingly , it also is provided with multiple pH value detection means outside the first ring body.Along with described second ring body the most described One ring body Concentric rotation, the third through-hole of the second ring body is directed at the second through hole of the first ring body successively, from And flow into pH value detection means successively.

Figure 19 shows the structural representation that infusion set of the present invention links into an integrated entity with infusion bottle 305, Wherein label 304 refers to the enclosing cover comprising lid black box, and enclosing cover 304 is placed on the second ring body 302 times Half portion, and fixing with the second ring body 302 is connected, thus when enclosing cover rotates, drive the second ring body to revolve Turn, so that relative first ring body 301 Concentric rotation of the second ring body 302.Enclosing cover 304 and lid thereof Body black box is the standard specifications bottle cap of existing infusion bottle or infusion bottle, is existing infusion bottle or defeated The conventional structure of the bottle cap of liquid bag, therefore, the present invention can be integrated in the infusion bottle of existing structure or defeated In liquid bag bottle cap structure, it is simple to promote the use of.Seal bottle cap assembly by closure inside and outside isolation, Ensure the safe and clean, pollution-free of closure inside.

Embodiment four

As shown in Figure 20-26, in this embodiment, described Part I 401 is the first ring body, described The ring wall of the first ring body 401 is circumferentially with the most successively from inner surface exterior surface Multiple annular slotted 4011, include two annular slotted 40111,40112 the most in this embodiment, And it being provided with notch 4012 at the inner surface of described ring wall, described pH value detection means is respectively arranged on described Annular slotted 40111,4012, in this embodiment, pH value detection means is preferably pH value detection Reagent paper or pH value detectable；Described Part II is can the most described first ring body 401 Concentric rotation The second ring body 402 and described first ring body 401 be placed on described second ring body 402 outer surface, described Fluid passage 4021 is arranged at the ring wall of described second ring body 402；The described liquid of described second ring body Passage 4021 and the described notch 4012 of described first ring body, can be relative along with described second ring body 402 Described first ring body 401 Concentric rotation and switch between open and closed positions.

Concrete, as shown in Figure 23,24,25, described fluid passage 4021 includes along described second Slit 4022 that ring body ring wall is axially formed and the fourth hole being formed radially along described second ring body ring wall 4023.When open position, liquid flows into fourth hole 4023 from slit 4022, and flows into the first ring The notch 4012 of body 401, thus flow into annular groove 4011.The most in other embodiments, liquid Passage can also directly use the radial direction through hole extending radially through the second ring body ring wall, such as by fourth hole 4023 run through the second ring body ring wall, such that slit 4022 can be need not.In the present embodiment, adopt By axial slots and the mode of radial direction through hole, it is simple to fluid passage is full of medicinal liquid, and when open position Flow into pH value detection means.

Concrete, the most described second ring body 402 ring wall is provided with multiple axial slit 4022 And the fourth hole 4023 of the multiple radial directions the most corresponding with each slit, opening of the plurality of fourth hole Mouth position height is the most corresponding with the height of the plurality of annular slotted successively.In use, along with Second ring body 402 rotates relative to the first ring body 401, first the fourth hole of lower position at first with groove Mouth 4012 connection, thus liquid flows into minimum annular groove 40111；Continue to rotate the second ring Body, closes between fourth hole 4023 and notch；Continue to rotate the of the second ring body, the most more high position Two fourth holes 4023 connect with notch, thus liquid flows into height higher than first annular groove Second annular groove 40112, the like, thus realize repeated detection.

Figure 26 shows the structural representation that infusion set of the present invention links into an integrated entity with infusion bottle 405, Wherein label 404 refers to the enclosing cover comprising lid black box, and enclosing cover 404 is placed on the second ring body 402 (figure In 26, the second ring body 402 is invisible) outside, and fixing with the second ring body 402 be connected, thus When enclosing cover rotates, the second ring body is driven to rotate, so that relative first ring body 401 of the second ring body 402 Concentric rotation.Enclosing cover 404 and the standard specifications that lid black box is existing infusion bottle or infusion bottle thereof Bottle cap, is the conventional structure of the bottle cap of existing infusion bottle or transfusion bag, and therefore, the present invention can collect Become in infusion bottle or the transfusion bag Bottle cap structure of existing structure, it is simple to promote the use of.Seal bottle cap group Part, by closure inside and outside isolation, has ensured the safe and clean, pollution-free of closure inside.

Embodiment five

As shown in figure 27, in this embodiment, described transfusion accessory is lid, including be provided with one or The Part I of multiple pH value detection means and the Part II with one or more fluid passage；Institute Stating Part II is a ring body 502, and described fluid passage is arranged at the ring wall of described Part II；Described Part I be one be connected to described ring body ring wall can from the fluid passage of ring body extract liquid reverse only Returning valve gear 501, described pH value detection means is arranged in described reverse check valve apparatus 501；Institute State reverse check valve apparatus to be set to: in the fluid passage of described ring body and described reverse check valve apparatus PH value detection means can along with reverse check valve apparatus extraction liquid and stop extraction liquid and open Opening and switch between position and closed position, described open position makes the liquid of described fluid passage to flow Enter described pH value detection means；Described closed position makes the liquid of described fluid passage cannot flow into institute Stating pH value detection means, the liquid having been flowed into described pH value detection means also cannot be back to described liquid Body passage.

The present invention also provides for detecting the embodiment of the method for transfusion liquid acid-base value, to use in embodiment two Transfusion accessory in order to illustrate detect transfusion liquid acid-base value method:

Transfusion accessory is connected to infusion bottle 205 so that the fluid passage of transfusion accessory Part II, i.e. Fluid passage 2021 and the fluid communication of infusion bottle 204；Change between Part II and Part I Position, i.e. rotates the first ring body 201 so that Part II i.e. fluid passage 2021 and first relatively The pH value detection means accommodation chamber 2011 divided connects, and the liquid of fluid passage flows into pH value detection structure Part；Continue to rotate the first ring body 201 so that fluid passage 2021 and pH value detection means accommodation chamber Close between 2011；Now, first pH value detection means detection flows into described first pH value inspection The pH value of the liquid in survey component；If the pH value of the liquid detected not up to expects pH value, Then configure in the liquid in new medicinal liquid entrance infusion bottle 204 thus regulate in infusion bottle or transfusion bag The pH value of liquid；After configuring new medicinal liquid, continue to rotate the first ring body 201 so that liquid leads to Road 2021 connects with second pH value detection means, and the liquid of fluid passage 2021 flows into described second In individual pH value detection means；Continue to rotate the first ring body 201 so that described fluid passage and described PH Value detection means is closed；Now, described second pH value detection means detection flows into described second The pH value of the liquid in pH value detection means；If the pH value of the liquid detected is still the most pre- Phase pH value, then configure new medicinal liquid enter in the liquid in infusion bottle 204 thus regulate infusion bottle or The pH value of the liquid in transfusion bag, and the detection of pH value is carried out according to above-mentioned steps circulation, until defeated Liquid in liquid bottle or transfusion bag reaches expection pH value.

The above is only the preferred embodiment of the present invention, it is noted that for the art For those of ordinary skill, on the premise of without departing from the technology of the present invention principle, it is also possible to make some Improving and replace, these improve and replace and also should be regarded as protection scope of the present invention.

Claims

1. the transfusion accessory that can detect transfusion liquid acid-base value, it is characterised in that:

Described transfusion accessory is lid, including the Part I being provided with one or more pH value detection means With the Part II with one or more fluid passage；

Relative change in location can be produced between described Part I with described Part II, described second The described fluid passage of part and the pH value detection means of described Part I, can be along with described first Divide and produce change in location between described Part II and switch between open and closed positions, Described open position makes described fluid passage connect with described pH value detection means, described fluid passage Liquid can flow into described pH value detection means；Described closed position makes described fluid passage with described Closing between pH value detection means, the liquid of described fluid passage cannot flow into described pH value detection structure Part, the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage.

Can detect the transfusion accessory of transfusion liquid acid-base value the most as claimed in claim 1, its feature exists In:

Described Part I is the first ring body, and the ring wall of described first ring body is provided with pH value detection means to be held Putting room, described pH value detection means is arranged at the described pH value detection means of described first ring body ring wall Accommodation chamber；

Described Part II be can the second ring body of the most described first ring body Concentric rotation, described liquid Passage is arranged at the ring wall of described second ring body；

The described fluid passage of described second ring body and the described pH value detection means of described first ring body Accommodation chamber, can along with the most described first ring body Concentric rotation of described second ring body in open position and Switch between closed position.

Can detect the transfusion accessory of transfusion liquid acid-base value the most as claimed in claim 2, its feature exists In:

Described second ring body is arranged at above described first ring body, the described pH value inspection of described first ring body Surveying component accommodation chamber is axially arranged slit or cavity on the ring wall of described first ring body, described the The fluid passage of two ring bodies is vertical or oblique straight channel.

Can detect the transfusion accessory of transfusion liquid acid-base value the most as claimed in claim 3, its feature exists In:

On the ring wall of described first ring body, axially arranged slit or cavity are along the ring wall of described first ring body Circumferentially disposed multiple, described fluid passage revolves with one heart along with the most described first ring body of described second ring body Then switch the most between open and closed positions with the plurality of slit or cavity.

Described Part I is the first ring body, and the ring wall of described first ring body is provided with pH value detection means to be held Putting room, described pH value detection means is located at the described pH value detection means accommodation chamber of described first ring body；

Described Part II is the second ring body, and described fluid passage is arranged at the ring wall of described second ring body；

Described first ring body can the most described second ring body Concentric rotation, the described liquid of described second ring body Body passage and the described pH value detection means accommodation chamber of described first ring body, can be along with described first ring body The most described second ring body Concentric rotation and switch between open and closed positions.

Can detect the transfusion accessory of transfusion liquid acid-base value the most as claimed in claim 5, its feature exists In:

Described second ring body is placed on described first ring body, and described pH value detection means accommodation chamber is included in institute State slit axially arranged on the ring wall of the first ring body or cavity and the first through hole being radially arranged, described Fluid passage is arranged at the ring wall inner surface of described second ring body.

Can detect the transfusion accessory of transfusion liquid acid-base value the most as claimed in claim 6, its feature exists In:

The ring wall of described first ring body is provided with multiple axial slit and respectively the most corresponding multiple with each slit The first through hole radially, described fluid passage is concentric along with the most described second ring body of described first ring body Rotate and switch the most between open and closed positions with the plurality of first through hole.

8. the transfusion accessory of the detected transfusion liquid acid-base value as described in any one of claim 2-7, It is characterized in that:

The opening of the described fluid passage of described second ring body and the described pH value detection structure of the first ring body The position relationship of the opening of part accommodation chamber is set to: when described open position, described fluid passage Opening only has locally connected with the opening of described pH value detection means accommodation chamber.

The transfusion accessory of transfusion liquid acid-base value, its feature can be detected the most as claimed in claim 2-7 It is:

Described pH value detection means is pH value reagent paper or pH value reagent.

The transfusion accessory of transfusion liquid acid-base value, its feature can be detected the most as claimed in claim 1 It is:

Described Part I is the first ring body, and described pH value detection means is located at described first ring body appearance Face, the ring wall of described first ring body is communicated with the second through hole of described pH value detection means；

Described first ring body is placed on described second ring body exterior surface, and the described liquid of described second ring body leads to Road and described second through hole of described first ring body, can be along with the most described first ring of described second ring body Body Concentric rotation and switch between open and closed positions.

The 11. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 10, its feature It is:

Described fluid passage includes the slit being axially formed along described second ring body ring wall and along described second The third through-hole that ring body ring wall is formed radially.

The 12. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 11, its feature It is:

The ring wall of described second ring body is provided with multiple described fluid passage.

The 13. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 10, its feature It is:

Described pH value detection means is that pH value detects chromogenic sensor.

The 14. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 1, its feature It is:

Described Part I is the first ring body, and the ring wall of described first ring body depends on from inner surface exterior surface Secondary it be circumferentially with multiple annular slotted the most in gradient and set at the inner surface of described ring wall Notch, described pH value detection means is had to be located at described annular slotted；

Described Part II is can second ring body and described first of the most described first ring body Concentric rotation Ring body is placed on described second ring body exterior surface, and described fluid passage is arranged at the ring wall of described second ring body；

The described fluid passage of described second ring body and the described notch of described first ring body, can be along with institute State the most described first ring body Concentric rotation of the second ring body and switch between open and closed positions.

The 15. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 14, its feature It is:

Described fluid passage includes the slit being axially formed along described second ring body ring wall and along described second The fourth hole that ring body ring wall is formed radially.

The 16. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 15, its feature It is:

Described second ring body ring wall is provided with multiple axial slit and the multiple footpaths the most corresponding with each slit To fourth hole, the aperture position height of the plurality of fourth hole the most successively with the plurality of ring The height of shape fluting is corresponding.

The transfusion accessory of 17. the detected transfusion liquid acid-base value as described in any one of claim 1-16, It is characterized in that:

Described transfusion accessory can be connected with infusion bottle or transfusion bag, also includes being provided with lid black box Enclosing cover.

The 18. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 17, its feature It is:

Described lid is that transparent material is made.

19. 1 kinds of transfusion accessories that can detect transfusion liquid acid-base value, it is characterised in that:

Described Part II is a ring body, and described fluid passage is arranged at the ring wall of described Part II；

Described Part I is one to be connected to described ring body ring wall and can extract liquid from the fluid passage of ring body Reverse check valve apparatus, described pH value detection means is arranged in described reverse check valve apparatus；

Described reverse check valve apparatus is set to: the fluid passage of described ring body and described reverse check-valves PH value detection means in device can be along with reverse check valve apparatus extraction liquid and stopping extraction liquid And switch between open and closed positions, described open position makes the liquid of described fluid passage Body can flow into described pH value detection means；Described closed position makes the liquid of described fluid passage cannot Flowing into described pH value detection means, the liquid having been flowed into described pH value detection means also cannot be back to Described fluid passage.

20. 1 kinds of methods using transfusion accessory detection transfusion liquid acid-base value, it is characterised in that:

Described transfusion accessory is lid, including being provided with the Part I of a pH value detection means and having The Part II of fluid passage；

Described method includes:

21. 1 kinds of methods using transfusion accessory detection transfusion liquid acid-base value, it is characterised in that:

Described transfusion accessory is lid, including being provided with the Part I of multiple pH value detection means and having The Part II of fluid passage；

Described method includes: