CN111282058B - Shunt external device for hemodialysis - Google Patents
Shunt external device for hemodialysis Download PDFInfo
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- CN111282058B CN111282058B CN202010174104.XA CN202010174104A CN111282058B CN 111282058 B CN111282058 B CN 111282058B CN 202010174104 A CN202010174104 A CN 202010174104A CN 111282058 B CN111282058 B CN 111282058B
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- connecting pipe
- sleeve
- baffle
- wall
- hemodialysis
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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
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
Abstract
The invention discloses a shunt external device for hemodialysis, which is characterized in that a first bolt is separated from a first connecting plate, then a first push plate is pulled downwards, the first push plate drives a first connecting rod to slide downwards in a first sliding chute, the first connecting rod drives a third baffle plate to move downwards, the third baffle plate is separated from a first opening, and a first isolating piece and a second isolating piece are kept to keep a passage; separating the second bolt from the second connecting plate, and then pushing the second push plate to one side to keep the third isolating piece and the fourth isolating piece to pass through; when the device is not used, the first push plate is pushed upwards, the third baffle plate can seal the first opening, and the first baffle plate is fixed by the first bolt, so that the first isolating piece and the second isolating piece can be sealed and isolated; push away the second push pedal to one side, the sixth baffle is sealed with the third opening, uses the second bolt fastening, can realize that third isolator and fourth isolator are sealed to be kept apart, can realize the sealed isolation of device, can avoid the device to be contaminated by the bacterium.
Description
Technical Field
The invention relates to the technical field of hemodialysis, in particular to a shunt external device for hemodialysis.
Background
Hemodialysis (HD) is one of the alternative treatments for the kidney of patients with acute and chronic renal failure. The method comprises the steps of draining blood in vivo to the outside of the body, enabling the blood and electrolyte solution (dialysate) with similar body concentration to be inside and outside one hollow fiber through a dialyzer consisting of a plurality of hollow fibers, and carrying out substance exchange through dispersion, ultrafiltration, adsorption and convection principles, so as to remove metabolic waste in the body and maintain the balance of electrolyte and acid and alkali; at the same time, the excess water in the body is removed, and the whole process of purified blood reinfusion is called hemodialysis.
Currently, heparin dialysis inevitably causes blood clots or impurities in hemodialysis dialyzers for patients who have bleeding tendency and are forbidden to suffer from delayed prolongation of blood coagulation time, liver or renal insufficiency, severe hypertension, cerebral hemorrhage, ulcer diseases, pregnant women, threatened abortion, postoperative surgery, hemophilia, postpartum and the like, once the patients enter a human body, medical care personnel can have great risk to remove liquid with the blood clots by knocking or flushing, and the hemodialysis is guaranteed to be completed, but the treatment effect is influenced in an alternate way. Patent "a shunt external device for hemodialysis" is a patent in a patent repository (grant No. CN 208389072U, grant No. 2019.01.18), including: the dialyzer connecting pipe comprises a first connecting pipe (1), a second connecting pipe (2) and a third connecting pipe (3) which are externally connected, wherein the upper end and the lower end of the first connecting pipe (1) are respectively provided with a first threaded port (1-1) and a second threaded port (1-2) which are connected with a dialyzer connecting pipe, one end of the second connecting pipe (2) and one end of the third connecting pipe (3) are respectively and vertically communicated with the side wall of the first connecting pipe (1) through threaded bayonets, a waste liquid storage box (4) is respectively arranged below the middle parts of the second connecting pipe (2) and the third connecting pipe (3), and the other ends of the second connecting pipe (2) and the third connecting pipe (3) are mutually communicated; however, the device disclosed in the above patent has a poor isolation effect, and is easily contacted with the outside air when not in use or after use, so that the internal space of the device is polluted, and the safety of a patient is affected.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects and provide a shunt external device for hemodialysis, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a shunt external device for hemodialysis comprises a first connecting pipe, a second connecting pipe and a third connecting pipe, wherein a first threaded port connected with a dialyzer connecting pipe is arranged at the top of the first connecting pipe, a second threaded port connected with the dialyzer connecting pipe is arranged at the bottom of the first connecting pipe, one end of the second connecting pipe is vertically communicated with a side wall on the first connecting pipe through a first threaded bayonet, one end of the third connecting pipe is vertically communicated with the side wall on the first connecting pipe through a second threaded bayonet, the second connecting pipe is arranged above the third connecting pipe, the other end of the second connecting pipe is connected with the other end of the third connecting pipe through a fourth connecting pipe, a first waste liquid containing box is arranged at the bottom of the second connecting pipe, a second waste liquid containing box is arranged at the bottom of the third connecting pipe, and a first isolating piece is arranged in the first connecting pipe and between the second connecting pipe and the first threaded port, a second partition is arranged in the first connecting pipe between the third connecting pipe and the second threaded opening, the first partition and the second partition are identical in structure, the first partition comprises a first sleeve and a second sleeve, the first sleeve is sleeved on the outer side of the first connecting pipe, the second sleeve is sleeved on the inner side of the first connecting pipe, a first baffle is arranged at the top of the inner wall of the second sleeve, a first opening is formed in the top of the first baffle, a second baffle is arranged at the bottom of the inner wall of the second sleeve, a second opening is formed in the bottom of the second baffle, a first sealing element which is movably connected is arranged in the second sleeve, the first sealing element comprises a third baffle, a plurality of first supporting rods are arranged on the outer wall of the third baffle, which is close to one side of the second baffle, and the diameter of the third baffle is larger than that of the first opening, third baffle outer wall center is equipped with the head rod, head rod one end in the first sleeve outside is equipped with first push pedal, first sleeve outer wall vertical be equipped with head rod assorted first spout, first push pedal top is equipped with the first connecting plate, second sleeve outer wall be equipped with first connecting plate assorted first bolt, the second take over inside in first take over with be equipped with the third separator between the first waste liquid receiver, the third take over inside in first take over with be equipped with the fourth separator between the second waste liquid receiver.
As a preferable technical solution of the present invention, a first electromagnetic valve is disposed at a connection position of the first connection pipe and the second connection pipe, and a second electromagnetic valve is disposed at a connection position of the first connection pipe and the third connection pipe.
In a preferred embodiment of the present invention, the first solenoid valve and the second solenoid valve are controlled by a control main system, a sensor for detecting blood clots or impurities is further placed in the first tube, and a detection output end of the sensor is connected to the control main system.
As a preferable aspect of the present invention, the first waste liquid storage tank and the second connection pipe are connected by a first fixing buckle, and the second waste liquid storage tank and the third connection pipe are connected by a second fixing buckle.
As a preferred technical scheme of the present invention, a first filter screen is disposed at a joint of the first waste liquid storage box and the second connection pipe, and a second filter screen is disposed at a joint of the first waste liquid storage box and the third connection pipe.
As a preferable aspect of the present invention, the third separator and the fourth separator have the same structure.
As a preferable technical solution of the present invention, the side wall of the upper end of the first connecting pipe is provided with an air vent.
As a preferable technical solution of the present invention, the third separating member includes a third sleeve and a fourth sleeve, the third sleeve is sleeved outside the second connecting pipe, the fourth sleeve is sleeved inside the second connecting pipe, one end of an inner wall of the fourth sleeve is provided with a fourth baffle, an outer wall of the fourth baffle is provided with a third opening, the other end of the inner wall of the fourth sleeve is provided with a fifth baffle, an outer wall of the fifth baffle is provided with a fourth opening, a second sealing member movably connected with the fourth sleeve is arranged inside the fourth sleeve, the second sealing member includes a sixth baffle, one side of the outer wall of the sixth baffle, which is close to the fifth baffle, is provided with a plurality of second supporting rods, a diameter of the sixth baffle is larger than a diameter of the third opening, a center of the outer wall of the sixth baffle is provided with a second connecting rod, one end of the second connecting rod is provided with a second push pedal outside the third sleeve, the fourth sleeve outer wall level be equipped with second connecting rod assorted second spout, second push pedal outer wall one side is equipped with the second connecting plate, fourth sleeve outer wall be equipped with second connecting plate assorted second bolt.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the first sleeve, the second sleeve, the first push plate, the first connecting rod, the first chute, the first baffle, the second baffle, the third baffle, the first opening, the second opening and the first support rod are arranged, so that the sealing isolation and the passage of the first connecting pipe can be realized, and the convenience and the rapidness are realized.
2. According to the invention, the third sleeve, the fourth sleeve, the second push plate, the second connecting rod, the second sliding chute, the fourth baffle, the fifth baffle, the sixth baffle, the third opening, the fourth opening and the second support rod are arranged, so that the sealing isolation and the passage of the second connecting pipe and the third connecting pipe can be realized, and the convenience and the rapidness are realized.
3. According to the invention, the first isolating piece, the second isolating piece, the third isolating piece and the fourth isolating piece are arranged, so that the sealing isolation of the device can be realized, and the device can be prevented from being polluted by bacteria.
Drawings
FIG. 1 is a schematic view of an overall structure of a shunt external device for hemodialysis according to the present invention;
FIG. 2 is an enlarged view of the portion A of the external shunt device for hemodialysis of the present invention shown in FIG. 1;
FIG. 3 is a front view of a first sleeve of the hemodialysis shunt external device of the present invention;
FIG. 4 is a front view of a second sleeve of the hemodialysis shunt external device of the present invention;
fig. 5 is a front view of a second connection tube of the hemodialysis shunt external device of the present invention.
In the figure: 1. a first adapter tube; 2. a second adapter tube; 3. a third connection pipe; 4. a first threaded port; 5. a second threaded port; 6. a first threaded bayonet; 7. a second threaded bayonet; 8. a fourth connection pipe; 9. a first waste liquid storage box; 10. a second waste liquid storage box; 11. a first spacer; 12. a second spacer; 13. a first sleeve; 14. a second sleeve; 15. a first baffle plate; 16. a first opening; 17. a second baffle; 18. a second opening; 19. a first seal member; 20. a third baffle plate; 21. a first support bar; 22. a first connecting rod; 23. a first push plate; 24. a first chute; 25. a first connecting plate; 26. a first bolt; 27. a third spacer; 28. a fourth spacer; 29. a first solenoid valve; 30. a second solenoid valve; 31. controlling a main system; 32. and (4) exhausting holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a shunt external device for hemodialysis comprises a first connecting pipe 1, a second connecting pipe 2 and a third connecting pipe 3, wherein a first threaded port 4 connected with a dialyzer connecting pipe is arranged at the top of the first connecting pipe 1, a second threaded port 5 connected with the dialyzer connecting pipe is arranged at the bottom of the first connecting pipe 1, one end of the second connecting pipe 2 is vertically communicated with the side wall of the first connecting pipe 1 through a first threaded bayonet 6, one end of the third connecting pipe 3 is vertically communicated with the side wall of the first connecting pipe 1 through a second threaded bayonet 7, the second connecting pipe 2 is arranged above the third connecting pipe 3, the other end of the second connecting pipe 2 is connected with the other end of the third connecting pipe 3 through a fourth connecting pipe 8, a first waste liquid storage box 9 is arranged at the bottom of the second connecting pipe 2, a second waste liquid storage box 10 is arranged at the bottom of the third connecting pipe 3, and a first isolation threaded part 11 is arranged between the second connecting pipe 2 and the first threaded port 4 inside the first connecting pipe 1, a second partition 12 is arranged in the first connecting pipe 1 between the third connecting pipe 3 and the second threaded opening 5, the first partition 11 and the second partition 12 have the same structure, the first partition 11 includes a first sleeve 13 and a second sleeve 14, the first sleeve 13 is sleeved outside the first connecting pipe 1, the second sleeve 14 is sleeved inside the first connecting pipe 1, a first baffle 15 is arranged on the top of the inner wall of the second sleeve 14, a first opening 16 is arranged on the top of the first baffle 15, a second baffle 17 is arranged on the bottom of the inner wall of the second sleeve 14, a second opening 18 is arranged on the bottom of the second baffle 17, a movably connected first sealing element 19 is arranged in the second sleeve 14, the first sealing element 19 includes a third baffle 20, and a plurality of first support rods 21 are arranged on the outer wall of the third baffle 20 near the second baffle 17, third baffle 20's diameter is greater than first opening 16's diameter, 20 outer wall centers of third baffle are equipped with head rod 22, head rod 22 one end in the first sleeve 13 outside is equipped with first push pedal 23, first sleeve 13 outer wall vertical be equipped with head rod 22 assorted first spout 24, first push pedal 23 top is equipped with first connecting plate 25, first sleeve 13 outer wall be equipped with first connecting plate 25 assorted first bolt 26, second take over 2 inside in first take over 1 with be equipped with third separator 27 between the first waste liquid receiver 9, third take over 3 inside in first take over 1 with be equipped with fourth separator 28 between the second waste liquid receiver 10.
In this embodiment, preferably, a first electromagnetic valve 29 is disposed at a connection position of the first connection pipe 1 and the second connection pipe 2, and a second electromagnetic valve 30 is disposed at a connection position of the first connection pipe 1 and the third connection pipe 3.
In this embodiment, it is preferable that the first solenoid valve 29 and the second solenoid valve 30 are controlled by a main control system 31, a sensor for detecting blood clots or impurities is further disposed in the first adapter tube 1, and a sensor detection output is connected to the main control system 31.
In this embodiment, preferably, the second waste liquid storage box 10 and the third adapter 3 are connected by a second fixing snap.
In this embodiment, preferably, a first filter screen is arranged at a joint of the first waste liquid storage box 9 and the second connection pipe 2, and a second filter screen is arranged at a joint of the first waste liquid storage box 10 and the third connection pipe 3.
In this embodiment, it is preferable that the third separator 27 and the fourth separator 28 have the same structure.
In this embodiment, preferably, the third separating member 27 includes a third sleeve and a fourth sleeve, the third sleeve is sleeved outside the second connecting pipe 2, the fourth sleeve is sleeved inside the second connecting pipe 2, one end of the inner wall of the fourth sleeve is provided with a fourth baffle, the outer wall of the fourth baffle is provided with a third opening, the other end of the inner wall of the fourth sleeve is provided with a fifth baffle, the outer wall of the fifth baffle is provided with a fourth opening, a second sealing member movably connected with the fourth sleeve is arranged inside the fourth sleeve, the second sealing member includes a sixth baffle, one side of the outer wall of the sixth baffle close to the fifth baffle is provided with a plurality of second supporting rods, the diameter of the sixth baffle is larger than that of the third opening, the center of the outer wall of the sixth baffle is provided with a second connecting rod, one end of the second connecting rod is provided with a second pushing plate outside the third sleeve, the fourth sleeve outer wall level be equipped with second connecting rod assorted second spout, second push pedal outer wall one side is equipped with the second connecting plate, fourth sleeve outer wall be equipped with second connecting plate assorted second bolt.
When the dialyzer is used, the threaded interface of the first connecting pipe 1 is connected with the dialyzer connecting pipe, the first bolt 26 is separated from the first connecting plate 25, then the first push plate 23 is pulled downwards, the first push plate 23 drives the first connecting rod 22 to slide downwards in the first sliding groove 24, the first connecting rod 22 drives the third baffle plate 20 to move downwards, the third baffle plate 20 is separated from the first opening 16, and the first isolating piece 11 and the second isolating piece 12 are kept to be communicated; separating the second bolt from the second connecting plate, and pushing the second push plate to one side to keep the passage of the third separator 27 and the fourth separator 28; when a blood clot or impurities appear, the sensor can send out an alarm after monitoring, meanwhile, information is transmitted to the first electromagnetic valve 29 and the second electromagnetic valve 30, the first electromagnetic valve 29 is separated from the first connecting pipe 1 and closed, the blood clot or the impurities enter the second connecting pipe 2 or the third connecting pipe 3, the blood clot or the impurities are blocked, blood permeation is carried out without risk until the completion, the operation is convenient, and adverse events are reduced; when the device is not used, the first push plate 15 is pushed upwards, the third baffle plate 20 can seal the first opening 16, and the first bolt 26 is used for fixing, so that the first isolation piece 11 and the second isolation piece 12 can be sealed and isolated; push away the second push pedal to one side, the sixth baffle is sealed with the third opening, uses the second bolt fastening, can realize that third isolator and fourth isolator are sealed to be kept apart, can realize the sealed isolation of device, can avoid the device to be contaminated by the bacterium.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a hemodialysis is with reposition of redundant personnel external device, includes that first takeover (1), second takeover (2) and third takeover (3), its characterized in that: the device is characterized in that a first threaded port (4) connected with a dialyzer connecting pipe is arranged at the top of the first connecting pipe (1), a second threaded port (5) connected with the dialyzer connecting pipe is arranged at the bottom of the first connecting pipe (1), one end of the second connecting pipe (2) is vertically communicated with the side wall on the first connecting pipe (1) through a first threaded bayonet (6), one end of the third connecting pipe (3) is vertically communicated with the side wall on the first connecting pipe (1) through a second threaded bayonet (7), the second connecting pipe (2) is arranged above the third connecting pipe (3), the other end of the second connecting pipe (2) is connected with the other end of the third connecting pipe (3) through a fourth connecting pipe (8), a first waste liquid storage box (9) is arranged at the bottom of the second connecting pipe (2), a second waste liquid storage box (10) is arranged at the bottom of the third connecting pipe (3), and the first connecting pipe (1) is arranged between the second connecting pipe (2) and the first threaded port (4) The connecting pipe is characterized by comprising a first isolating piece (11), a second isolating piece (12) is arranged between the third connecting pipe (3) and the second threaded opening (5) in the first connecting pipe (1), the first isolating piece (11) and the second isolating piece (12) are identical in structure, the first isolating piece (11) comprises a first sleeve (13) and a second sleeve (14), the first sleeve (13) is sleeved on the outer side of the first connecting pipe (1), the second sleeve (14) is sleeved on the inner side of the first connecting pipe (1), a first baffle (15) is arranged at the top of the inner wall of the second sleeve (14), a first opening (16) is arranged at the top of the first baffle (15), a second baffle (17) is arranged at the bottom of the inner wall of the second sleeve (14), a second opening (18) is arranged at the bottom of the second baffle (17), and a first movably connected sealing piece (19) is arranged in the second sleeve (14), the first sealing element (19) comprises a third baffle (20), a plurality of first supporting rods (21) are arranged on the outer wall of the third baffle (20) close to one side of the second baffle (17), the diameter of the third baffle (20) is larger than that of the first opening (16), a first connecting rod (22) is arranged at the center of the outer wall of the third baffle (20), a first push plate (23) is arranged at one end of the first connecting rod (22) outside the first sleeve (13), a first sliding chute (24) matched with the first connecting rod (22) is vertically arranged on the outer wall of the first sleeve (13), a first connecting plate (25) is arranged at the top of the first push plate (23), a first bolt (26) matched with the first connecting plate (25) is arranged on the outer wall of the first sleeve (13), a third isolating element (27) is arranged inside the second connecting pipe (2) between the first connecting pipe (1) and the first waste liquid collecting box (9), and a fourth isolating piece (28) is arranged between the first connecting pipe (1) and the second waste liquid storage box (10) in the third connecting pipe (3).
2. The shunt external device for hemodialysis of claim 1, wherein: and a first electromagnetic valve (29) is arranged at the joint of the first connecting pipe (1) and the second connecting pipe (2), and a second electromagnetic valve (30) is arranged at the joint of the first connecting pipe (1) and the third connecting pipe (3).
3. The shunt external device for hemodialysis according to claim 2, wherein: the first electromagnetic valve (29) and the second electromagnetic valve (30) are controlled by a main control system (31), a sensor for detecting blood clots or impurities is further placed in the first connecting pipe (1), and a sensor detection output end is connected to the main control system (31).
4. The shunt external device for hemodialysis of claim 1, wherein: first waste liquid receiver (9) with second is taken over (2) and is connected through first fixed hasp, second waste liquid receiver (10) with take over between (3) through the fixed hasp of second between third.
5. The shunt external device for hemodialysis of claim 1, wherein: first waste liquid receiver (9) with second takeover (2) junction is equipped with first filter screen, first waste liquid receiver (10) with third takeover (3) junction is equipped with the second filter screen.
6. The shunt external device for hemodialysis of claim 1, wherein: the third separator (27) and the fourth separator (28) are identical in structure.
7. The shunt external device for hemodialysis of claim 1, wherein: the side wall of the upper end of the first connecting pipe (1) is provided with an exhaust hole (32).
8. The shunt external device for hemodialysis of claim 6, wherein: the third partition (27) comprises a third sleeve and a fourth sleeve, the third sleeve is sleeved on the outer side of the second connecting pipe (2), the fourth sleeve is sleeved on the inner side of the second connecting pipe (2), one end of the inner wall of the fourth sleeve is provided with a fourth baffle, the outer wall of the fourth baffle is provided with a third opening, the other end of the inner wall of the fourth sleeve is provided with a fifth baffle, the outer wall of the fifth baffle is provided with a fourth opening, a second sealing element movably connected is arranged in the fourth sleeve, the second sealing element comprises a sixth baffle, the outer wall of the sixth baffle is provided with a plurality of second supporting rods close to one side of the fifth baffle, the diameter of the sixth baffle is larger than that of the third opening, the center of the outer wall of the sixth baffle is provided with a second connecting rod, one end of the second connecting rod is provided with a second push plate on the outer side of the third sleeve, the fourth sleeve outer wall level be equipped with second connecting rod assorted second spout, second push pedal outer wall one side is equipped with the second connecting plate, fourth sleeve outer wall be equipped with second connecting plate assorted second bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010174104.XA CN111282058B (en) | 2020-03-13 | 2020-03-13 | Shunt external device for hemodialysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010174104.XA CN111282058B (en) | 2020-03-13 | 2020-03-13 | Shunt external device for hemodialysis |
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| Publication Number | Publication Date |
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| CN111282058A CN111282058A (en) | 2020-06-16 |
| CN111282058B true CN111282058B (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010174104.XA Active CN111282058B (en) | 2020-03-13 | 2020-03-13 | Shunt external device for hemodialysis |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610658A (en) * | 1985-02-21 | 1986-09-09 | Henry Buchwald | Automated peritoneovenous shunt |
| CN108815602A (en) * | 2018-05-30 | 2018-11-16 | 广东知识城运营服务有限公司 | A kind of Nephrology dept.'s clinical blood dialysis apparatus |
| CN208389072U (en) * | 2017-11-13 | 2019-01-18 | 南通市第二人民医院 | A kind of hemodialysis shunting external device |
| CN208660023U (en) * | 2018-02-09 | 2019-03-29 | 徐州市中心医院 | A kind of collection device for ultrafilter |
-
2020
- 2020-03-13 CN CN202010174104.XA patent/CN111282058B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610658A (en) * | 1985-02-21 | 1986-09-09 | Henry Buchwald | Automated peritoneovenous shunt |
| CN208389072U (en) * | 2017-11-13 | 2019-01-18 | 南通市第二人民医院 | A kind of hemodialysis shunting external device |
| CN208660023U (en) * | 2018-02-09 | 2019-03-29 | 徐州市中心医院 | A kind of collection device for ultrafilter |
| CN108815602A (en) * | 2018-05-30 | 2018-11-16 | 广东知识城运营服务有限公司 | A kind of Nephrology dept.'s clinical blood dialysis apparatus |
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| CN111282058A (en) | 2020-06-16 |
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