CN106730258A - Catheter and spring part easy to plug - Google Patents
Catheter and spring part easy to plug Download PDFInfo
- Publication number
- CN106730258A CN106730258A CN201710025782.8A CN201710025782A CN106730258A CN 106730258 A CN106730258 A CN 106730258A CN 201710025782 A CN201710025782 A CN 201710025782A CN 106730258 A CN106730258 A CN 106730258A
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- Prior art keywords
- catheter
- main body
- catheter main
- spring
- spring part
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids
- A61M25/0052—Localized reinforcement, e.g. where only a specific part of the catheter is reinforced, for rapid exchange guidewire port
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Veterinary Medicine (AREA)
- Hematology (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Child & Adolescent Psychology (AREA)
- Epidemiology (AREA)
- Urology & Nephrology (AREA)
- External Artificial Organs (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention provides a kind of catheter and spring part easy to plug, belong to medical instruments field, the catheter easy to plug includes catheter main body and spring part, one end of catheter main body is provided with inflation water filling port and urine outlet, and the other end of catheter main body is provided with urine inlet and fixation balloon；The first pipeline and the second pipeline are provided with catheter main body, inflation water filling port is connected by the first pipeline with fixation balloon, and urine outlet is connected by the second pipeline with urine inlet；Spring part is built in catheter main body, and positioned at urine inlet one end of catheter main body.The catheter easy to plug that the present invention is provided, is provided with spring part in catheter main body, and spring part can increase the integral hardness of catheter main body, can smoothly insert urethra；Its simple structure, it is with low cost, can be used as disposable products；Disinfectant program is saved, sanitary standard is improve, using safer.
Description
Technical field
The present invention relates to medical instruments field, more particularly to a kind of catheter and spring part easy to plug.
Background technology
Urethral catheterization is one of clinically common medical care precess, and catheter is usually used in helping patient to collect urine or help postoperative
Deng home-bound patient's urination, it is also applied for because of the retention of urine that lower urinary tract obstruction causes, urethral catheterization operation is also applied to rescue danger
Situations such as heavy patient, general anesthesia Preoperative Method, intravesical drug perfusion or bladder irrigation.
Catheter generally comprises catheter and the air bag being arranged on catheter, and urine inlet is located at the termination of catheter,
When plugging in catheter, urethral catheterization pipe end is put in into urinary tract, after reaching assigned position, to inflation or water filling in air bag, using inflation or
Catheter is fixed and stayed in bladder by the air bag after water filling, it is to avoid is rocked and is come off, the urine inlet that urine passes through catheter upper end
It is external so as to be brought out into catheter.
Catheter of the prior art, the pipe being generally made of natural rubber, silicon rubber or polyvinyl chloride (PVC)
Road, made of soft, elasticity is good, it is not easy to injured patients' organ cortex, but just because of its soft characteristic, makes it be difficult insertion urine
Road, the patient of ankylurethria is not easily pluggable into, and medical worker is needed repeatedly to try to insert repeatedly, and great pain is caused to patient,
Urethral injury even can be caused.More especially there are slight hyperplasia of prostate or the narrow patient of urinary tract, or some hearts
Quality is poor for reason, flappable patient, is easy to occur that intubation is not smooth, increase patient it is painful while, also increase doctor
The work difficulty of nurse author.
In order to solve the above problems, existing in the market has occurred in that some are conducive to the novel urinary catheterization device assigned.For example,
The patent of invention of the earlier application of Application No. " CN201220676332.8 ", discloses a kind of Urology Surgery and is guided with urinary catheter
Device, the guide includes catheter, sleeve pipe, outer strut and spring, and sleeve pipe is provided with the catheter, and described sleeve pipe end is provided with
Handle, inside is provided with two outer struts, and the outer strut front end connects fixture block, rear end connection squeezing handle, between described two squeezing handles
It is provided with spring；The catheter is the rubber tube of top concentric contraction, and described sleeve pipe is stereoplasm tube；Described sleeve pipe inner hollow,
The hole slot stretched out for fixture block and squeezing handle is had on outer wall.
When using, clutching squeezing handle makes fixture block be collapsible into sleeve pipe, so that during sleeve pipe smoothly inserts catheter, when fixture block is stretched
During to catheter top, unclamping squeezing handle makes fixture block stretch out sleeve pipe, after catheter is inserted into urethra correct position together with sleeve pipe, clutches
Squeezing handle extracts sleeve pipe out.
Urology Surgery urinary canal guider disclosed in foregoing invention, one hard of dismountable connection outside soft catheter
Sleeve pipe, by increasing capacitance it is possible to increase the hardness of catheter, reduces insertion difficulty.But, outer strut and hard sleeve make the overall hard of catheter
Spend by force, while insertion difficulty is reduced, also increase the pain that insertion brings to patient, and, the urinary canal guider
Structure is more complicated, and production cost is higher, is not suitable for single use；And when recycling, in the structure of many parts, and part
Small space be sterilization and make troubles, therefore there is certain potential safety hazard.
In sum, a kind of simple structure is badly in need of currently on the market, it is easy to generate, and with low cost, safety and sanitation it is easy
The catheter of plug.
The content of the invention
It is an object of the invention to provide a kind of catheter easy to plug, complex spring solves to lead in catheter
The difficult problem of urinary catheter insertion, overcomes Related product of the prior art, complex structure, the defect of high cost.
To achieve these goals, the present invention provides a kind of catheter easy to plug, including：
Catheter main body, one end of the catheter main body is provided with inflation water filling port and urine outlet, the catheter
The other end of main body is provided with urine inlet and fixation balloon；The first pipeline and the second pipeline, institute are provided with the catheter main body
State inflation water filling port to be connected with fixation balloon by the first pipeline, the urine outlet is connected by the second pipeline with urine inlet
It is logical；
Spring part, the spring part is built in catheter main body, and positioned at urine inlet one end of catheter main body.
Further, the spring part is embedded in the tube wall of catheter main body.
Further, the outer surface of the spring part is brushed corrosion-resistant coating.
Further, one end that the catheter main body is provided with urine inlet is solid part, and the end of the solid part is
Smooth arc-shaped；The urine inlet is the through hole through the solid part, and the axis direction of the through hole is perpendicular to catheter
The axis direction of main body.
Further, the spring part includes spring and supporting head part, and the supporting head part is fixed on the one of spring
End；The solid part of the catheter main body is provided with assigns chamber, and the supporting head part is fixed on described assigning in chamber.
Further, being bent by the strip boards that cross section is rectangle for the spring part forms.
Further, the graduation mark for showing insertion depth is provided with the outside of the catheter main body.
Additionally, the present invention also provides a kind of single-chamber catheter easy to plug, including catheter main body and spring part；It is described to lead
One end urine outlet of urinary catheter main body, the other end is provided with urine inlet, and the urine outlet passes through the second pipeline and urine inlet
Connection；The spring part is built in catheter main body, and positioned at urine inlet one end of catheter main body.
Additionally, the present invention also provides a kind of spring part for increasing catheter hardness, including spring and supporting head part,
One end of the supporting head part is fixedly connected with spring, and the other end is smooth arc-shaped；The spring is by cross section
The strip boards bending of rectangle is formed.
Further, loop density of the spring near one end of supporting head part is more than the one end away from supporting head part
Loop density.
Compared to the catheter easy to plug that prior art, the present invention are provided, spring part is provided with catheter main body,
Spring part can increase the integral hardness of catheter main body, can smoothly insert urethra, be particularly suited for slight prostatitis
Gland hyperplasia or the narrow patient of urinary tract, mitigate the pain of patient, while also reducing health care workers' work difficulty.
Spring part can transmit larger axial force, enable to act on the power of catheter main body middle part or afterbody compared with
Smoothly it is transferred to head；Meanwhile, to axial, spring part is diametrically easier to bend, and can be sent out with the shape of urethra
Raw bending, similarly serves to favor and assigns process.
After spring part is added, hardness is moderate, will not be too strong by integral hardness for catheter main body, increases the pain of patient；
And, the axial support force of spring part can be adjusted with the change of decrement in a small range, strong needed for reaching its hardness
Degree, will not increase too big again.
Particular, it is important that the catheter easy to plug that the present invention is provided, its simple structure is with low cost, being capable of conduct
Disposable products are used；Disinfectant program is saved, sanitary standard is improve, using safer.
Brief description of the drawings
In order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art, below will be to specific
The accompanying drawing to be used needed for implementation method or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The dimensional structure diagram of the catheter easy to plug that Fig. 1 is provided for the first embodiment of the present invention；
The cross-sectional view of the catheter main body that Fig. 2 is provided for the first embodiment of the present invention；
The dimensional structure diagram of the spring part that Fig. 3 is provided for the first embodiment of the present invention；
The cross-sectional view of the spring part of the increase catheter hardness that Fig. 4 is provided for the second embodiment of the present invention；
Fig. 5 is the dimensional structure diagram of the strip boards of the spring part of the increase catheter hardness shown in Fig. 4；
The cross-sectional view of the spring part of the increase catheter hardness that Fig. 6 is provided for the third embodiment of the present invention；
Fig. 7 is the dimensional structure diagram of the wire rod of the spring part of the increase catheter hardness shown in Fig. 6.
Reference：
1- catheter main bodys；2- spring parts；3- strip boards；
4- wire rods；11- inflates water filling port；12- urine outlets；
13- urine inlets；14- fixation balloons；15- solid parts；
21- spring；22- supporting head parts.
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify describe, rather than indicate imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
First embodiment
The dimensional structure diagram of the catheter easy to plug that Fig. 1 is provided for the first embodiment of the present invention；Fig. 2 is this hair
The cross-sectional view of the catheter main body that bright first embodiment is provided；The bullet that Fig. 3 is provided for the first embodiment of the present invention
The dimensional structure diagram of spring part.
As Figure 1-3, the present invention provides a kind of catheter easy to plug, including catheter main body 1 and spring part 2.
One end of the catheter main body 1 is provided with inflation water filling port 11 and urine outlet 12, the catheter main body 1
The other end is provided with urine inlet 13 and fixation balloon 14；The first pipeline and the second pipeline are provided with the catheter main body 1, it is described
Inflation water filling port 11 is connected by the first pipeline with fixation balloon 14, and the urine outlet 12 passes through the second pipeline and urine inlet
13 connections；The spring part 2 is built in catheter main body 1, and positioned at one end of urine inlet 13 of catheter main body 1.
The catheter easy to plug that the first embodiment of the present invention is provided, its operation principle and using method is as follows：
Urethra is inserted into one end that catheter main body 1 is provided with urine inlet 13；After reaching set depth, by inflating water filling
11 water fillings of mouth or inflation, water or air enter fixation balloon 14 by the first pipeline, after fixation balloon 14 expands, by urethral catheterization
Pipe is fixed in bladder, it is to avoid is rocked and is come off；Urine can be by urine inlet 13, the second pipeline and the row of urine outlet 12 afterwards
Into urine collecting.
It should be noted that the catheter easy to plug that the present embodiment is provided is double cavity structure, but this is only the present invention
A specific embodiment, catheter of the invention can also be three chambers or multi-cavity structure.
Compared to prior art, the present invention provides a kind of catheter easy to plug, and bullet is provided with catheter main body 1
Spring part 2, spring part 2 can increase the integral hardness of catheter main body 1, can smoothly insert urethra, be particularly suited for
Slight hyperplasia of prostate or the narrow patient of urinary tract, mitigate the pain of patient, while it is difficult to also reduce health care workers' work
Degree.
It is still catheter main body 1 with the part of human contact because spring part 2 is built in catheter main body 1,
The made of soft of catheter main body 1, elasticity is good, it is not easy to injured patients' organ cortex, i.e., the present invention had both remained traditional urethral catheterization
The advantage of the soft safety of pipe, reduces and assigns difficulty again.
And, spring part 2 can transmit larger axial force, make to act on the middle part of catheter main body 1 or afterbody
Power can be smoothly be transferred to head；Meanwhile, to axial, spring part 2 is diametrically easier to bend, can be with urethra
Shape bend, similarly serve to favor and assign process.
Additionally, catheter main body 1 is after spring part 2 is added, hardness is moderate, will not be too strong by integral hardness, increases patient
Pain；And, the axial support force of spring part 2, in a small range adjustment, can reach its hardness with the change of decrement
Required intensity, will not increase too big again.
Particular, it is important that the catheter easy to plug that the present invention is provided, its simple structure is with low cost, being capable of conduct
Disposable products are used；Disinfectant program is saved, sanitary standard is improve, using safer.
In the present embodiment, the spring part 2 is embedded in the tube wall of catheter main body 1, and spring part 2 is not exposed to urethral catheterization
The outside of pipe main body 1, can avoid spring part 2 and tissue or urine contact, on the one hand avoid spring part 2 from causing repulsion
Reaction, on the other hand, can avoid the interstitial fluid contacts such as spring part 2 and urine from reacting, and produce harmful substance, or reduce equipment
Service life.
For further reduce risk, being brushed in the outer surface of spring part 2 has corrosion-resistant coating, even if catheter main body 1 is sent out
Worn and torn outside business, spring part 2 is still ensured that and use safety outside catheter main body 1.
The catheter easy to plug that the present embodiment is provided, its production process can be：Spring part 2 is first produced, by spring part 2
It is placed among the production mould of catheter main body 1, then pours material, spring part 2 is embedded in the tube wall of catheter main body 1.
Certainly, this is only a specific embodiment of the invention, and the mounting means of spring part of the invention 2 is not limited to
This, spring part 2 can be also sleeved on one end for being provided with urine inlet 13 of catheter main body 1, then in the outer of catheter main body 1
Side brush applies safety, harmless coating, to cover spring part 2.
In the present embodiment, one end that the catheter main body 1 is provided with urine inlet 13 is solid part 15, the solid part
15 end is smooth arc-shaped；The urine inlet 13 is the through hole through the solid part 15, the axis side of the through hole
To the axis direction perpendicular to catheter main body 1.
One end of catheter main body 1 is set to solid part 15, by increasing capacitance it is possible to increase the hardness of end, is conducive to assigning operation.For
The design of solid part 15 is realized, urine inlet 13 is designed as perpendicular to the opening of the second pipeline.
The spring part 2 includes spring 21 and supporting head part 22, and the supporting head part 22 is fixed on the one of spring 21
End；The solid part 15 of the catheter main body 1 is provided with assigns chamber, and the supporting head part 22 is fixed on described assigning in chamber.
Solid part 15 with above-mentioned urinary catheter main body is adapted to, and spring part 2 devises supporting head part 22, and branch fastener is assigned into
After inserting chamber, can further increase the hardness of solid part 15, can be used as inserting urethra foremost.
The shape of supporting head part 22 is similar with the end shape of solid part 15, and its diameter is gradually reduced, and in smooth circle
Arcuation, the supporting head part 22 of the shape can effectively support solid part 15, and the solid part 15 of the shape can be effectively reduced
Resistance when assigning, it is also possible to reduce the injury to human body.
In the present embodiment, the made of soft of the catheter main body 1, and rejection will not be caused, can be using conventional
Catheter material, for example, natural rubber, silicon rubber or polyvinyl chloride material etc..The spring part 2 is metal material or modeling
Material material, because spring part 2 is contained in inside catheter main body 1, not with human contact, therefore, the material requirement to spring part 2
It is relatively low, as long as elasticity is moderate.
Certainly, this is only a specific embodiment of the invention, catheter main body 1 of the invention and spring part 2 it is specific
Material is not limited thereto, or other materials.
In the present embodiment, the outside of the catheter main body 1 is provided with the graduation mark for showing insertion depth, graduation mark
Operation difficulty can be reduced, performance accuracy and operating efficiency is favorably improved, is particularly suitable for the medical and nursing work lacked experience
Person.
The graduation mark can be the lines of printing, or strip projection, graduation mark need not cover all of urethral catheterization
Pipe main body 1, as long as it can be shown that conventional scope.
Second embodiment
The cross-sectional view of the spring part of the increase catheter hardness that Fig. 4 is provided for the second embodiment of the present invention；Fig. 5
The dimensional structure diagram of the strip boards of the spring part of the increase catheter hardness shown in Fig. 4.
As shown in Figure 4 and Figure 5, the present embodiment provides a kind of spring part for increasing catheter hardness, including the He of spring 21
Supporting head part 22, one end of the supporting head part 22 is fixedly connected with spring 21, and the other end is smooth arc-shaped；The bullet
Spring portion 21 is by cross section for the bending of strip boards 3 of rectangle is formed.
Compared to common spring, the spring part 2 of the increase catheter hardness that the present embodiment is provided is provided with supporting head part
22, can be adapted to the solid part 15 of catheter main body 1；Whole spring part 2 can be placed in catheter, increase catheter main body
1 hardness, difficulty is assigned to reduce.
Particular, it is important that spring 21 is formed by cross section for the strip boards 3 of rectangle bend, the outside of spring 21
In flat tabular, the spring 21 of the shape is conducive to being contained in the inwall of catheter main body 1.
Certainly, this is only a specific embodiment of the invention, the concrete shape of the spring 21 of spring part of the invention 2
It is not limited thereto, or other shapes, for example, can also be for shown in 3rd embodiment.
Additionally, the spring part 2 of the increase catheter hardness that the present embodiment is provided, the one of the close supporting head part 22 of spring 21
Loop density of the loop density at end more than the one end away from supporting head part 22.
It is also different to hardness requirement, closer to the position of urine inlet 13 due to the diverse location of catheter main body 1
Put, it is desirable to which hardness is higher, therefore, by the loop density gradual design of spring 21, closer to supporting head part 22, loop density is got over
Height, support effect more preferably, can make each position of spring 21 be respectively provided with moderate hardness.
3rd embodiment
The cross-sectional view of the spring part of the increase catheter hardness that Fig. 6 is provided for the third embodiment of the present invention；Fig. 7
The dimensional structure diagram of the wire rod of the spring part of the increase catheter hardness shown in Fig. 6.
As shown in Figure 6 and Figure 7, the present invention provides a kind of spring part for increasing catheter hardness, including spring 21 and branch
Fastener portion 22, one end of the supporting head part 22 is fixedly connected with spring 21, and the other end is smooth arc-shaped；The spring
The spring 21 of part 2 is that the circular bending of wire rod 4 is formed by cross section.
Different from second embodiment, the structure of spring 21 is similar with spring structure of the prior art, for example, can use
The steel wire distortion manufacture of moderate size.
Fourth embodiment
The present invention also provides a kind of single-chamber catheter easy to plug, including catheter main body and spring part；The catheter
One end urine outlet of main body, the other end is provided with urine inlet, and the urine outlet is connected by the second pipeline with urine inlet；
The spring part is built in catheter main body, and positioned at urine inlet one end of catheter main body.
Compared to prior art, the present invention provides a kind of single-chamber catheter easy to plug, is set in catheter main body
Spring part, spring part can increase the integral hardness of catheter main body, can smoothly insert urethra, is particularly suited for
Slight hyperplasia of prostate or the narrow patient of urinary tract, mitigate the pain of patient, while it is difficult to also reduce health care workers' work
Degree.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of catheter easy to plug, it is characterised in that including：
Catheter main body, one end of the catheter main body is provided with inflation water filling port and urine outlet, the catheter main body
The other end be provided with urine inlet and fixation balloon；The first pipeline and the second pipeline are provided with the catheter main body, it is described to fill
Gas water filling port is connected by the first pipeline with fixation balloon, and the urine outlet is connected by the second pipeline with urine inlet；
Spring part, the spring part is built in catheter main body, and positioned at urine inlet one end of catheter main body.
2. catheter easy to plug according to claim 1, it is characterised in that the spring part is embedded in catheter main body
Tube wall in.
3. catheter easy to plug according to claim 1 and 2, it is characterised in that brush the outer surface of the spring part
There is corrosion-resistant coating.
4. catheter easy to plug according to claim 1, it is characterised in that the catheter main body is provided with urine inlet
One end be solid part, the end of the solid part is smooth arc-shaped；The urine inlet is through the logical of the solid part
Hole, the axis direction of the axis direction of the through hole perpendicular to catheter main body.
5. catheter easy to plug according to claim 4, it is characterised in that the spring part includes spring and support
Head, the supporting head part is fixed on one end of spring；The solid part of the catheter main body is provided with assigns chamber, the branch
Fastener portion is fixed on described assigning in chamber.
6. catheter easy to plug according to claim 1, it is characterised in that the spring part is rectangle by cross section
Strip boards bending form.
7. catheter easy to plug according to claim 1, it is characterised in that be provided with use on the outside of the catheter main body
In the graduation mark of display insertion depth.
8. a kind of single-chamber catheter easy to plug, it is characterised in that including catheter main body and spring part；The catheter main body
One end urine outlet, the other end is provided with urine inlet, and the urine outlet is connected by the second pipeline with urine inlet；It is described
Spring part is built in catheter main body, and positioned at urine inlet one end of catheter main body.
9. a kind of spring part for increasing catheter hardness, it is characterised in that including spring and supporting head part, the support
One end of head is fixedly connected with spring, and the other end is smooth arc-shaped；The spring is the bar of rectangle by cross section
The bending of shape sheet material is formed.
10. the spring part for increasing catheter hardness according to claim 9, it is characterised in that the spring is leaned on
The loop density of the loop density more than the one end away from supporting head part of one end of nearly supporting head part.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710025782.8A CN106730258A (en) | 2017-01-13 | 2017-01-13 | Catheter and spring part easy to plug |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710025782.8A CN106730258A (en) | 2017-01-13 | 2017-01-13 | Catheter and spring part easy to plug |
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| CN201710025782.8A Pending CN106730258A (en) | 2017-01-13 | 2017-01-13 | Catheter and spring part easy to plug |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939181A (en) * | 2018-07-27 | 2018-12-07 | 焦作天裕精密光学有限公司 | A kind of interactive visual catheter is helped into mirror and urethral catheterization device |
| CN110584848A (en) * | 2019-08-31 | 2019-12-20 | 中山市普利斯微创介入医械有限公司 | Resistance to compression ureter support |
| CN110585542A (en) * | 2019-08-31 | 2019-12-20 | 中山市普利斯微创介入医械有限公司 | Intubation |
| CN110585557A (en) * | 2019-08-31 | 2019-12-20 | 中山市普利斯微创介入医械有限公司 | Corrosion resistant anesthesia catheter |
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| CN2115805U (en) * | 1991-11-22 | 1992-09-16 | 马学铁 | Air sac urethral catheterization drainage tube |
| US5232443A (en) * | 1992-07-17 | 1993-08-03 | Leach Gary E | Combined urological retractor and instrument for inserting suprapubic catheter and method of use |
| CN203935497U (en) * | 2014-06-04 | 2014-11-12 | 海盐康源医疗器械有限公司 | A kind of novel ureter guiding sheath |
| CN204364624U (en) * | 2015-01-07 | 2015-06-03 | 北京国械堂科技发展有限责任公司 | Ureter guiding sheath |
| CN204468974U (en) * | 2015-01-23 | 2015-07-15 | 龙卫兵 | Urethral dilatation catheter |
| CN105311722A (en) * | 2015-12-04 | 2016-02-10 | 苏帆 | Dosing, temperature measuring and flushing type double-cavity tracheal catheter |
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| CN108939181A (en) * | 2018-07-27 | 2018-12-07 | 焦作天裕精密光学有限公司 | A kind of interactive visual catheter is helped into mirror and urethral catheterization device |
| CN110584848A (en) * | 2019-08-31 | 2019-12-20 | 中山市普利斯微创介入医械有限公司 | Resistance to compression ureter support |
| CN110585542A (en) * | 2019-08-31 | 2019-12-20 | 中山市普利斯微创介入医械有限公司 | Intubation |
| CN110585557A (en) * | 2019-08-31 | 2019-12-20 | 中山市普利斯微创介入医械有限公司 | Corrosion resistant anesthesia catheter |
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Application publication date: 20170531 |