CN110124141B - Blood perfusion device - Google Patents
Blood perfusion device Download PDFInfo
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- CN110124141B CN110124141B CN201910503263.7A CN201910503263A CN110124141B CN 110124141 B CN110124141 B CN 110124141B CN 201910503263 A CN201910503263 A CN 201910503263A CN 110124141 B CN110124141 B CN 110124141B
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- blood perfusion
- driving
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- plug
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
- A61M1/3659—Cannulae pertaining to extracorporeal circulation
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/367—Circuit parts not covered by the preceding subgroups of group A61M1/3621
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3679—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits by absorption
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Cardiology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a blood perfusion device, which comprises a blood perfusion barrel, wherein the blood perfusion barrel comprises a barrel body, two ends of the barrel body are respectively provided with a plug connector, and the blood perfusion device also comprises an intermediate connecting mechanism, wherein the intermediate connecting mechanism comprises a main body, two connecting channels, a driving part and a locking part; the two plug connectors are correspondingly plugged with the two connecting channels one by one respectively; the driving piece is used for driving one of the connecting channels to be connected to the plug head in a sealing and locking way; the locking piece is used for locking the connecting channel and the plug connector after the driving piece drives. The blood perfusion device provided by the invention realizes the rapidness and convenience in connection through the plug connector and realizes the rapidity in sealing and fixedly connecting through the matching of the driving part and the locking part, so that the problem of complex installation of the blood perfusion cylinder is solved, and meanwhile, the matching of a pipeline and a valve system is not needed repeatedly.
Description
Technical Field
The invention relates to medical equipment, in particular to a blood perfusion device.
Background
The blood perfusion technology is a blood evolution technology which leads the blood of a patient out of the body, leads the blood into a blood perfusion device filled with a solid adsorbent and absorbs exogenous or endogenous toxins, medicines or metabolic waste in the blood through the solid adsorbent, and is mainly used for treating acute poisoning and renal failure.
Obviously, the cleaning and sterilization of the blood perfusion device are crucial, wherein the cleaning corresponds to a pre-washing step, the pre-washing step is used for cleaning fine particles in the blood perfusion device, such as burrs on the cylinder body, and simultaneously cleaning bubbles in the solid adsorbent as much as possible to prevent the fine particles and the bubbles from entering the human body during the blood perfusion process. In the pre-flushing process and the blood perfusion process, in order to fully flush and the like, a cylinder body of the blood perfusion device needs to be detached and reversely mounted on perfusion equipment, on one hand, the detachment and mounting increase the risk that the blood perfusion device is infected with bacteria, on the other hand, the end part of the blood perfusion device in the prior art is connected with a pipeline in a threaded connection mode, the connection mode enables the time of the detachment and the installation to be more expensive, and the risk that the bacteria are infected is additionally increased.
In order to solve the above problems, the invention patent with the publication number CN104906648B provides a solution, which provides complicated pipes and valves, and through the cooperation of different pipes and valves, the hemoperfusion apparatus can achieve the flow of the washing liquid and blood in different directions without disassembly and reverse installation. In addition, the grant bulletin number also provides a similar solution for CN 208053779U.
The above-mentioned problem has been solved in part to the solution that above-mentioned prior patent provided, but on the one hand, it does not solve the complicated problem of installation, and on the other hand, its numerous and diverse pipeline and valve system have increased the bacterial infection risk, and simultaneously, the very big promotion of a great deal of valves has operated the complexity, has also brought other risk.
Disclosure of Invention
The invention aims to provide a blood perfusion device to solve the defects in the technology.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a blood perfusion device, includes a blood perfusion section of thick bamboo, a blood perfusion section of thick bamboo includes the barrel, the both ends of barrel respectively are provided with a bayonet joint, still include intermediate junction mechanism, intermediate junction mechanism includes:
a main body;
the two connecting channels are correspondingly spliced with the two plug connectors one by one;
the driving piece is used for driving one of the connecting channels to be connected to the plug in a sealing manner and locked;
the locking piece is used for locking the connecting channel and the plug connector after the driving piece drives.
In the blood perfusion device,
the elastic preload piece is abutted to the sealing gasket on the plug connector;
the process of the driving member driving the connecting channel compresses the elastic preload member.
In the blood perfusion device, the main body is further provided with a connecting part, and the connecting part is fixedly connected to a fixed reference through a bolt and a nut.
In the hemoperfusion device, the main body is slidably connected with the block body, and the connecting channel is a through hole formed in the block body.
In the hemoperfusion device, the locking member comprises a one-way auxiliary member, and one end of the driving member is rotatably connected to the main body through a rotating member;
the one-way auxiliary element is movably arranged on the main body, when the one-way auxiliary element is connected to the rotating element, the rotating element is of a one-way rotating structure,
foretell blood perfusion device, it is the rolling disc to rotate the piece, the edge of rolling disc is provided with the bayonet socket, one-way auxiliary member rotate connect in the main part, the tip overlap joint of one-way auxiliary member in the edge position of rolling disc, work as the tip card of one-way auxiliary member is gone into during the bayonet socket, the rolling disc only can unidirectional rotation.
In the blood perfusion device, the main body is a cabinet body or a support structure.
In the hemoperfusion device, the locking member comprises a handle and a locking stud, the handle is connected to one end of the locking stud, and the handle rotates to enable the locking stud to abut against the main body to lock the connecting channel and the plug connector.
The blood perfusion device further comprises an automatic driving unit, and the automatic driving unit is used for driving the driving piece.
In the aforementioned blood perfusion device, the automatic driving unit is a motor or a hydraulic driving unit.
In the technical scheme, the blood perfusion device provided by the invention realizes rapidness and convenience in connection through the plug connector and rapidness in sealing and fixedly connecting through the matching of the driving piece and the locking piece, so that the problem of complex installation of the blood perfusion cylinder is solved, and meanwhile, a repeated pipeline and a valve system are not needed to be matched.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a blood perfusion apparatus according to an embodiment of the present invention;
fig. 2 is a second schematic structural diagram of a blood perfusion apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a blood perfusion cartridge provided by an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a block provided in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a joint between a block and a slide rail according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a driving member and a locking member according to an embodiment of the present invention.
Description of reference numerals:
1. a blood perfusion cartridge; 1.1, a cylinder body; 1.2, a plug connector; 1.3, a filter screen; 1.4, a sealing gasket; 1.5, an inner groove; 2. a main body; 2.1, a connecting part; 3. a connecting channel; 4. a drive member; 5. a locking member; 5.1, a one-way auxiliary piece; 5.2, a rotating piece; 5.3, an operating handle; 6. an elastic preload member; 7. a slide rail; 8. an elastic member; 9. a block body; 10. a seal ring; 11. a pipeline.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-6, a blood perfusion device provided in an embodiment of the present invention includes a blood perfusion tube 1, where the blood perfusion tube 1 includes a tube body 1.1, two ends of the tube body 1.1 are respectively provided with a plug 1.2, and the blood perfusion device further includes an intermediate connection mechanism, where the intermediate connection mechanism includes a main body 2, two connection channels 3, a driving member 4, and a locking member 5; the two plug-in connectors 1.2 are correspondingly plugged with the two connecting channels 3 one by one respectively; the driving piece 4 is used for driving one of the connecting channels 3 to be connected to the plug connector 1.2 in a sealing and locking manner; the locking piece 5 is used for locking the connecting channel 3 and the plug connector 1.2 after the driving piece 4 is driven.
Specifically, the intermediate connection mechanism is used to connect a pipeline 11 and a blood perfusion tube 1 during perfusion, in the prior art, two pipelines 11 are respectively connected to two ends of the blood perfusion tube 1, in this embodiment, an intermediate connection mechanism is disposed between the blood perfusion tube 1 and the pipeline 11, the intermediate connection mechanism includes a main body 2, two connection channels 3, a driving member 4 and a locking member 5, the main body 2 is used to provide an installation reference for the connection channels 3, the driving member 4 and the locking member 5, and may be a plate, a bracket structure or other base structure, the connection channel 3 is a channel, which may be a tube structure disposed in an adaptive design, or a channel structure disposed on other structures, such as a block 9, a through hole is disposed on the block 9 as the connection channel 3, one end of the connection channel 3 is connected to the pipeline 11 during perfusion, the other end is inserted with the plug-in connector 1.2 of the blood perfusion tube 1, and the connection mode of the connecting channel 3 and the pipeline 11 can be various modes, such as a nut connection mode in the prior art; the connection channel 3 is connected with the blood perfusion tube 1 in an inserting manner, namely, the connection between the blood perfusion tube 1 and the blood perfusion tube 1 is completed by inserting the inserting head 1.2 at the end part of the blood perfusion tube 1 into the connection channel 3 without the rotation of screw connection, so that the connection mode becomes simple.
In order to facilitate the plugging operation and ensure the sealing performance after plugging, the embodiment is provided with a driving part 4 and a locking part 5, wherein at least one connecting channel 3 is movably connected to the block 9, such as sliding connection on the main body 2, the driving part 4 is used for driving the connecting channel 3 to move, preferably, such as a connecting channel 3 is arranged on one block 9, the block 9 is linearly or arcuately slidably connected to the main body 2, such as an arcuately opened door track similar to a door of a passenger car and a corresponding arcuately driving device, the driving part 4 is a handheld handle arranged on the block 9, the block 9 is driven to slide by the handheld handle, and the end of the connecting channel 3 is plugged with the plug 1.2 of the blood perfusion tube 1 when the block 9 moves to the end of the stroke.
The locking member 5 is used for locking the connecting channel 3 and the plug 1.2 after the connecting channel 3 and the plug 1.2 are plugged, namely, the connecting channel 3 and the plug 1.2 are kept in a tight connecting position after the driving member 4 is loosened, looseness is prevented from occurring between the connecting channel 3 and the plug 1.2, the locking member 5 can be various locking structures in the prior art, such as a locking pin and a locking stud, if a plurality of pin holes are formed in the main body 2, after the connecting channel 3 and the plug 1.2 are plugged, the locking pin penetrates through the block 9 and is inserted into the corresponding pin hole, namely, the fixing of the position of the block 9 is realized, namely, locking is also realized, or the locking member 5 comprises a handle and a locking stud, the handle is connected to one end of the locking stud, and after the connecting channel 3 and the plug 1.2 are plugged, the handle is rotated to enable the locking stud to abut against the main body 2 so as to lock the connecting channel 3 and the plug 1.2.
In this embodiment, the connection joints at the two ends of the blood perfusion tube 1 for entering and discharging liquid flow are plug joints 1.2, that is, the connection mode is direct plug connection rather than screw connection, generally, the external dimension of the connection joint is matched with the external dimension of the connection channel 3, and the connection and the sealing are realized after the plug connection of the two. Preferably, the end of the plug 1.2 is of a circular truncated cone structure, so that the plug can be quickly positioned when being inserted.
When the blood perfusion device provided by the embodiment of the invention is used, firstly, the plug connector 1.2 at one end of the blood perfusion device is plugged into one of the connecting channels 3, secondly, the other connecting channel 3 is driven by the driving piece 4 to be plugged into the other plug connector 1.2 of the blood perfusion device, and finally, the locking piece 5 is used for locking to complete the maintenance of the connecting position of the blood perfusion device and the two connecting channels 3, namely, the fixed connection is realized, and the whole connecting process is divided into three steps of plugging, moving and locking, so that the blood perfusion device is quick and convenient.
In this embodiment, preferably, the driving member 4 is driven by an automatic driving unit, the automatic driving unit is a motor or a hydraulic driving unit, the movement of the connecting channel 3 is the most basic movement, such as a linear movement or an arc movement, and the driving of the motor or the hydraulic driving unit by the linear movement or the arc movement is the most basic mechanical driving mode, which is not described in detail.
According to the blood perfusion device provided by the embodiment of the invention, the connection is quick and convenient through the plug 1.2, and the sealing and fixing are quick through the matching of the driving part 4 and the locking part 5, so that the problem of complex installation of the blood perfusion tube 1 is solved, and meanwhile, the matching of a pipeline 11 and a valve system is not needed repeatedly.
In another embodiment provided by the present invention, further, the present invention further includes an elastic preload member 6, which is preferably a spring, and may be another annular elastic device, wherein the elastic preload member 6 abuts against the gasket 1.4 on the plug 1.2, and the sealing between the plug 1.2 and the connecting channel 3 is realized by one or more gaskets 1.4; the process that driving piece 4 drove connecting channel 3 compresses elasticity preload piece 6, and the grafting process that also is bayonet joint 1.2 and connecting channel 3 compresses elasticity preload piece 6, so after bayonet joint 1.2 and connection are accomplished through being connected, sealed 1.4 that fills up receives the elastic force maintenance of elasticity preload piece 6, promotes sealed effect. In contrast to the prior art, the present embodiment relies on the driving force of the driving member 4 to exert an initial sealing force, which may be small if manually driven, providing a sealing effect by the resilient preload member 6.
Furthermore, elasticity pretension piece 6 cup joints on the outer wall of bayonet joint 1.2, is provided with inner groovy 1.5 on the outer wall of bayonet joint 1.2 simultaneously, and the sealed 1.4 that fills up that receives elasticity pretension piece 6 butt cup joints in this inner groovy 1.5, and the spacing sealed pad of inner groovy 1.5 prevents to be dislocated and leave bayonet joint 1.2 because elasticity pretension piece 6 leads to sealed 1.4 of filling up in the use.
Furthermore, the elastic preload member 6 is an elastic rubber or elastic silica gel structure, and the elastic preload member is sleeved on the plug 1.2 or sleeved in the connecting channel 3, so that the elastic preload member 6 has a certain sealing effect to further improve the sealing effect,
optionally, as shown in fig. 4, the connection-peg 1.2 and the connection channel both include two sections: the sealing device comprises a first section and a second section, wherein the first section is in a circular truncated cone shape and is provided with a conical spring with the shape matched with the shape of the conical spring as an elastic preload part 6, the second section is in a cylindrical shape, a sealing ring 10 is arranged at the joint of the first section and the second section, the sealing device is used for positioning and arranging the elastic preload part 6 when the first section is mainly used for plugging, and the second section is used for substantial sealing, so that the plugging positioning is facilitated, the sealing capability is improved, and the consideration is also given to the sealing device.
In a further embodiment of the present invention, optionally, the main body 2 is further provided with a connection portion 2.1, the connection portion 2.1 is fixed to a fixed reference through a bolt and a nut, the fixed reference refers to a fixed base of the blood perfusion apparatus during an operation, such as a frame body or a cabinet body commonly used during blood perfusion, the blood perfusion apparatus provided in this embodiment is preferably integrated to the fixed base of the entire operation, and the connection portion 2.1 may be a through hole, a threaded portion, or a clamping portion, so as to fix the main body 2 to the corresponding fixed reference.
In still another embodiment of the present invention, further, a block 9 is slidably connected to the main body 2, the connecting channel 3 is a through hole formed in the block 9, that is, the connecting channel 3 is not a separately provided pipe 11, but a through hole formed in a block 9-shaped structure, the block 9 is easy to drive, and a hand gripping device is provided thereon to realize manual driving.
In this embodiment, preferably, the main body 2 is provided with a slide rail 7, the bottom of the block 9 is slidably connected to the slide rail 7, so as to limit the movement track of the block 9, further, as shown in fig. 5, the inner side of the slide rail 7 is provided with a groove, the bottom of the block 9 is provided with a protrusion, the protrusion is slidably connected to the groove to realize sliding connection and limit, further, the protrusion and the groove both have a certain reserved gap at the horizontal position and the depth position (horizontal direction and vertical direction in fig. 5), the reason for setting the reserved gap is the insertion reserved margin of the plug 1.2 and the connecting channel 3, and if the plug 1.2 and the connecting channel 3 in a circular truncated cone shape are simultaneously matched, the plug and the connecting channel 3 have a large alignment range during insertion.
As another alternative, an elastic body such as an elastic pad is disposed on the protrusion or the groove, so that the protrusion and the groove can press the elastic pad during the movement and the use of the block 9, and thus, a certain movement margin can be provided, and a pre-tightening force can be provided.
In yet another embodiment of the present invention, the locking member 5 is a passive locking structure, where passive means that the locking process is triggered passively without active operation, so that the three steps of inserting, moving and locking are combined into two steps of inserting and moving, that is, the end of the moving process is automatically locked.
The passive locking structure of this embodiment can be implemented in various ways, one of which is an intelligent way, for example, a sensor is provided to detect the position of the block 9, and when it is detected that the block reaches the connection position, the locking member 5 is automatically driven to realize locking.
Two, it is preferred, retaining member 5 is electromagnetic locking structure, block 9 and main part 2 go up and set up two parts of electromagnetic adsorption structure respectively in locking position, be provided with striking structure on the block 9, block 9 moves when grafting stroke is terminal, striking structure striking electromagnetic structure's switch, electromagnetic adsorption structure starts, block 9 magnetism is inhaled on main part 2, realize the position and maintain, also realize locking, electromagnetic adsorption structure sets up an off-button alone like electromagnetic adsorption structure's power off button, when blood perfusion device unties, start off-button, the disconnection of electromagnetic adsorption structure, also rely on block 9's motion automatic start retaining member 5.
Thirdly, most preferably, the locking member 5 comprises a one-way auxiliary member 5.1, and one end of the driving member 4 is rotatably connected to the main body 2 through a rotating member 5.2; the unidirectional auxiliary part 5.1 is movably arranged on the main body 2, when the unidirectional auxiliary part 5.1 is connected to the rotating part 5.2, the rotating part 5.2 is of a unidirectional rotating structure, as shown in fig. 6, the rotating part 5.2 and the unidirectional auxiliary part 5.1 form a unidirectional transmission structure similar to the matching of a ratchet and a ratchet wheel, the unidirectional auxiliary part 5.1 is the ratchet wheel, the rotating part 5.2 is a ratchet wheel, the ratchet wheel is matched with the driving part 4, if the driving part 4 is a handle, one end of the handle is connected to the ratchet wheel, the handle swings downwards to drive the block 9 to move downwards, the block 9 moves downwards to enable the connecting channel 3 to be plugged in the plug 1.2, namely the rotation of the driving part 4 drives the ratchet wheel to rotate, under a common state, the ratchet wheel is matched with the ratchet wheel to enable the ratchet wheel to rotate only in a unidirectional way, namely, the block 9 only moves downwards, and the downward movement process is a unidirectional type, so that the movement process is a locking process, is extremely convenient.
Meanwhile, the operating handle 5.3 is arranged on the ratchet, the operating handle 5.3 can rotate to drive the ratchet to leave the ratchet, the ratchet can freely rotate after leaving the ratchet, and the operating handle 5.3 can reciprocate up and down at the moment, namely, the blood perfusion device can be detached. Similar structure, it is the rolling disc to rotate piece 5.2, the edge of rolling disc is provided with the bayonet socket, one-way auxiliary member 5.1 rotate connect in on the main part 2, one-way auxiliary member 5.1's tip overlap joint in the edge position of rolling disc works as one-way auxiliary member 5.1's tip card is gone into during the bayonet socket, the rolling disc only can unidirectional rotation.
Obviously, besides the above structure, all the unidirectional rotation structures in the prior art can be applied to the present embodiment, and the locking is realized during the unidirectional movement. Meanwhile, the unidirectional auxiliary part 5.1 (such as the ratchets in the ratchet and ratchet combination) is set to be movable, and the unidirectional auxiliary part 5.1 is taken down, so that bidirectional movement is realized, and the bidirectional movement can be disassembled.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a blood perfusion device, includes a blood perfusion section of thick bamboo, a blood perfusion section of thick bamboo includes the barrel, the both ends of barrel respectively are provided with a bayonet joint, its characterized in that still includes intermediate junction mechanism, intermediate junction mechanism includes:
a main body;
the two connecting channels are correspondingly spliced with the two plug connectors one by one;
the driving piece is used for driving one of the connecting channels to be connected to the plug in a sealing manner and locked;
the locking piece is used for locking the connecting channel and the plug connector after the driving piece is driven;
the locking piece comprises a one-way auxiliary piece, and one end of the driving piece is rotatably connected to the main body through a rotating piece;
the one-way auxiliary element is movably arranged on the main body, and when the one-way auxiliary element is connected to the rotating element, the rotating element is of a one-way rotating structure; the rotating part is a rotating disc, a bayonet is arranged at the edge of the rotating disc, the unidirectional auxiliary part is rotationally connected to the main body, the end part of the unidirectional auxiliary part is lapped on the edge position of the rotating disc, and when the end part of the unidirectional auxiliary part is clamped into the bayonet, the rotating disc can only rotate in a unidirectional mode;
the one-way auxiliary member is a ratchet, the rotating member is a ratchet wheel, the ratchet wheel is matched with the driving member, the driving member is a handle, one end of the handle is connected to the ratchet wheel, and the handle swings downwards to drive the block body to move downwards.
2. A hemoperfusion device according to claim 1, wherein,
the elastic preload piece is abutted to the sealing gasket on the plug connector;
the process of the driving member driving the connecting channel compresses the elastic preload member.
3. A hemoperfusion device according to claim 1, characterised in that the body is further provided with a connection part which is fixed to a fixed reference by means of a bolt and a nut.
4. A hemoperfusion device according to claim 1, characterised in that a block is slidably connected to the body, and the connection channel is a through hole opened in the block.
5. A hemoperfusion device according to claim 1, wherein the body is a cabinet or rack structure.
6. A hemoperfusion device according to claim 1, wherein the locking member comprises a handle and a locking stud, the handle being connected to one end of the locking stud, the handle being rotated so that the locking stud abuts the body to lock the connection channel and the plug.
7. A hemoperfusion device according to claim 1, further comprising an automatic drive unit for driving the drive member.
8. A hemoperfusion device according to claim 7, wherein the automatic drive unit is a motor or a hydraulic drive unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503263.7A CN110124141B (en) | 2019-06-11 | 2019-06-11 | Blood perfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503263.7A CN110124141B (en) | 2019-06-11 | 2019-06-11 | Blood perfusion device |
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| Publication Number | Publication Date |
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| CN110124141A CN110124141A (en) | 2019-08-16 |
| CN110124141B true CN110124141B (en) | 2021-09-21 |
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| CN201910503263.7A Expired - Fee Related CN110124141B (en) | 2019-06-11 | 2019-06-11 | Blood perfusion device |
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997002056A1 (en) * | 1995-07-03 | 1997-01-23 | Althin Medical Ab | A device in a dialysis machine |
| WO1999037342A1 (en) * | 1998-01-21 | 1999-07-29 | Gambro Ab | Safety arrangement for a dialysis machine and method of activating the safety arrangement |
| EP1002550A2 (en) * | 1998-11-17 | 2000-05-24 | B. Braun Melsungen Ag | Cartridge holder for a dialysis apparatus |
| CN102125707A (en) * | 2011-01-27 | 2011-07-20 | 重庆山外山科技有限公司 | Dry powder cylinder device for blood purification |
| DE102012111428A1 (en) * | 2012-11-26 | 2014-05-28 | B. Braun Avitum Ag | Cartridge holder for a dialysis machine |
| CN103830790A (en) * | 2012-11-26 | 2014-06-04 | B·布莱恩·阿维图姆股份公司 | Cartridge holder for dialysis machine with integrated positioning aid |
| CN104906648A (en) * | 2015-06-30 | 2015-09-16 | 珠海健帆生物科技股份有限公司 | Blood perfusion device and external blood circulation pipeline system |
| CN105311694A (en) * | 2014-07-31 | 2016-02-10 | 甘布罗伦迪亚股份公司 | Medical apparatus for the preparation of medical fluid |
| CN205084089U (en) * | 2015-10-12 | 2016-03-16 | 广东宝莱特医用科技股份有限公司 | Support arrangement for be used for dislysate filter |
| CN107569731A (en) * | 2017-10-31 | 2018-01-12 | 中国人民解放军第四军医大学 | A kind of blood perfusion mechanism for analyzing poisoning constituents |
| CN107847654A (en) * | 2015-07-24 | 2018-03-27 | 美敦力公司 | Fluid connector and fluid flow path for fusion case |
| CN207722455U (en) * | 2017-12-08 | 2018-08-14 | 广东宝莱特医用科技股份有限公司 | A kind of holder device of compatible a variety of dialysate filter devices |
| CN108785776A (en) * | 2017-05-05 | 2018-11-13 | 山东威高药业股份有限公司 | Peritoneal dialysis sterilizing operation cabin |
| CN109015730A (en) * | 2018-09-14 | 2018-12-18 | 珠海智新自动化科技有限公司 | A kind of plug head with quick-release connector |
| CN208492801U (en) * | 2017-09-07 | 2019-02-15 | 广东宝莱特医用科技股份有限公司 | A kind of dialysate filter device bracket |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4655296B2 (en) * | 2005-05-23 | 2011-03-23 | 日機装株式会社 | Container holder |
-
2019
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Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997002056A1 (en) * | 1995-07-03 | 1997-01-23 | Althin Medical Ab | A device in a dialysis machine |
| WO1999037342A1 (en) * | 1998-01-21 | 1999-07-29 | Gambro Ab | Safety arrangement for a dialysis machine and method of activating the safety arrangement |
| EP1002550A2 (en) * | 1998-11-17 | 2000-05-24 | B. Braun Melsungen Ag | Cartridge holder for a dialysis apparatus |
| CN102125707A (en) * | 2011-01-27 | 2011-07-20 | 重庆山外山科技有限公司 | Dry powder cylinder device for blood purification |
| DE102012111428A1 (en) * | 2012-11-26 | 2014-05-28 | B. Braun Avitum Ag | Cartridge holder for a dialysis machine |
| CN103830790A (en) * | 2012-11-26 | 2014-06-04 | B·布莱恩·阿维图姆股份公司 | Cartridge holder for dialysis machine with integrated positioning aid |
| CN105311694A (en) * | 2014-07-31 | 2016-02-10 | 甘布罗伦迪亚股份公司 | Medical apparatus for the preparation of medical fluid |
| CN104906648A (en) * | 2015-06-30 | 2015-09-16 | 珠海健帆生物科技股份有限公司 | Blood perfusion device and external blood circulation pipeline system |
| CN107847654A (en) * | 2015-07-24 | 2018-03-27 | 美敦力公司 | Fluid connector and fluid flow path for fusion case |
| CN205084089U (en) * | 2015-10-12 | 2016-03-16 | 广东宝莱特医用科技股份有限公司 | Support arrangement for be used for dislysate filter |
| CN108785776A (en) * | 2017-05-05 | 2018-11-13 | 山东威高药业股份有限公司 | Peritoneal dialysis sterilizing operation cabin |
| CN208492801U (en) * | 2017-09-07 | 2019-02-15 | 广东宝莱特医用科技股份有限公司 | A kind of dialysate filter device bracket |
| CN107569731A (en) * | 2017-10-31 | 2018-01-12 | 中国人民解放军第四军医大学 | A kind of blood perfusion mechanism for analyzing poisoning constituents |
| CN207722455U (en) * | 2017-12-08 | 2018-08-14 | 广东宝莱特医用科技股份有限公司 | A kind of holder device of compatible a variety of dialysate filter devices |
| CN109015730A (en) * | 2018-09-14 | 2018-12-18 | 珠海智新自动化科技有限公司 | A kind of plug head with quick-release connector |
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| CN110124141A (en) | 2019-08-16 |
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