CN204815048U - External circulating device of hemodialysis - Google Patents
External circulating device of hemodialysis Download PDFInfo
- Publication number
- CN204815048U CN204815048U CN201520456716.2U CN201520456716U CN204815048U CN 204815048 U CN204815048 U CN 204815048U CN 201520456716 U CN201520456716 U CN 201520456716U CN 204815048 U CN204815048 U CN 204815048U
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- CN
- China
- Prior art keywords
- conduit
- blood
- dialysate
- filter
- circulation conduit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001631 haemodialysis Methods 0.000 title claims abstract description 23
- 230000000322 hemodialysis Effects 0.000 title claims abstract description 23
- 230000004087 circulation Effects 0.000 claims abstract description 48
- 239000003146 anticoagulant agent Substances 0.000 claims abstract description 38
- 229940127219 anticoagulant drug Drugs 0.000 claims abstract description 38
- 239000008280 blood Substances 0.000 claims abstract description 38
- 210000004369 blood Anatomy 0.000 claims abstract description 38
- 230000017531 blood circulation Effects 0.000 claims abstract description 32
- 238000010241 blood sampling Methods 0.000 claims abstract description 21
- 208000007536 Thrombosis Diseases 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 230000002572 peristaltic effect Effects 0.000 claims abstract description 7
- 230000008321 arterial blood flow Effects 0.000 claims description 23
- 239000003814 drug Substances 0.000 claims description 8
- 229940079593 drug Drugs 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 239000005909 Kieselgur Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 210000001367 artery Anatomy 0.000 abstract 3
- 210000003462 vein Anatomy 0.000 abstract 2
- 239000008187 granular material Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000000502 dialysis Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 208000037157 Azotemia Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 208000009852 uremia Diseases 0.000 description 1
Landscapes
- External Artificial Organs (AREA)
Abstract
The utility model discloses an external circulating device of hemodialysis, including hemodialysis ware, artery blood circulation pipe, block a shot, add to anticoagulant pipe, flowmeter, anticoagulant bin, peristaltic pump, vein blood circulation pipe, add the pencil, first dislysate circulation pipe, second dislysate circulation pipe, first dislysate bag, second dislysate bag, artery blood sampling sample hole, blood sampling sample hole, plug, blood governing valve, first filter, gas hold back bottle, first outer tube, second outer tube, be equipped with first filter on the artery blood circulation pipe, be equipped with the second filter on the vein blood circulation pipe, first filter, second filter are arranged in the thrombus granule of filtering blood. The utility model discloses a set up the granular impurity in the filter filtering blood, further promoted the quality of blood, avoided in materials such as the clot of in -process production of dialysing, thrombus get into the blood circulation of organism.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a hemodialysis extracorporeal circulation device.
Background
Hemodialysis is an important treatment for uremia. Hemodialysis is to discharge toxic substances and excessive water in human blood out of the body through a hemodialysis extracorporeal circulation device.
The existing hemodialysis extracorporeal circulation device can not filter thrombus particles in blood, and is not beneficial to the overall systemic treatment of patients.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to overcome the defects of the prior art and provide a hemodialysis extracorporeal circulation device.
In order to achieve the above object, the present invention provides a hemodialysis extracorporeal circulation apparatus, comprising:
a hemodialyzer, a blood inlet of the hemodialyzer is communicated with one end of an arterial blood circulation conduit, one end of an additional anticoagulant conduit passes through the side wall of the arterial blood circulation conduit to be communicated with the arterial blood circulation conduit, the other end of the additional anticoagulant conduit is connected with an anticoagulant storage tank, a blood outlet of the hemodialyzer is communicated with one end of a venous blood circulation conduit, one end of a drug adding pipe passes through the side wall of the venous blood circulation conduit to be communicated with the venous blood circulation conduit, one ends of a first dialysate circulation conduit and a second dialysate circulation conduit pass through the side wall of the hemodialyzer to be communicated with the hemodialyzer, the other end of the first dialysate circulation conduit is communicated with a first dialysate bag, the other end of the second dialysate circulation conduit is communicated with a second dialysate bag, an arterial blood sampling hole is arranged on the side wall of the arterial blood circulation conduit close to the blood inlet of the hemodialyzer, the side wall of the venous blood circulation conduit is provided with a venous blood sampling sample hole, the medicine feeding pipe is arranged between the venous blood sampling sample hole and a blood outlet of a hemodialyzer, the other ends of the arterial blood circulation conduit and the venous blood circulation conduit are respectively blocked by caps, the arterial blood sampling sample hole and the venous blood sampling sample hole are sealed by rubber plugs, and the arterial blood circulation conduit and the venous blood circulation conduit are respectively provided with a blood speed regulating valve; a peristaltic pump is arranged at the joint of the anticoagulant storage tank and the additional anticoagulant catheter, and is used for pumping the anticoagulant in the anticoagulant storage tank into the additional anticoagulant catheter, an electronic flowmeter is arranged on the additional anticoagulant catheter, and the electronic flowmeter is used for metering the amount of the used anticoagulant in real time; the arterial blood circulation catheter is provided with a first filter, the venous blood circulation catheter is provided with a second filter, and the first filter and the second filter are used for filtering thrombus particles in blood; the first filter is also connected with a gas interception bottle which is used for collecting gas in the conduit to avoid bubbles in blood; the first dialysate circulation conduit is provided with at least one first outer sleeve; at least one second outer sleeve is arranged on the second dialysate circulating conduit, and a closed space capable of containing warm water is formed between the outer sleeve and the dialysate circulating conduit.
Preferably, a gas retaining bottle is also connected to the second filter.
Preferably, the first dialysate circulation conduit is provided with a first outer sleeve; a second outer sleeve is arranged on the second dialysate circulating conduit.
Preferably, the outer walls of the first outer sleeve and the second outer sleeve are covered with insulating layers.
Preferably, the heat-insulating layer is a three-layer sponge.
Preferably, the first filter and the second filter are filled with diatomaceous earth.
Preferably, the cap outer peripheral wall is formed with a non-slip structure.
Preferably, the anti-slip structure is a plurality of convex points arranged on the outer peripheral wall of the cap.
Preferably, three first outer sleeves are arranged on the first dialysate circulating conduit; and three second outer sleeves are arranged on the second dialysate circulating conduit.
Preferably, the first outer sleeve and the second outer sleeve are made of polyethylene plastic.
The utility model has the advantages that: through setting up the particulate impurity in the filter filtering blood, further promoted the quality of blood, avoided in the blood circulation that substances such as clot, thrombus that the dialysis process produced got into the organism, brought the injury for the patient. Through setting up the flowmeter, the use amount of control anticoagulant that can be convenient. Through setting up the gas and detaining the bottle, release the gas in the blood, avoided the blood that has the bubble to return in the blood circulation of organism. By providing an outer sleeve, the outer sleeve reduces temperature fluctuations of the fluid in the dialysate conduit. Convenient operation and use, good stability and high reliability.
Drawings
FIG. 1 is a schematic view of the overall structure of an embodiment of the extracorporeal circulation apparatus for hemodialysis of the present invention;
wherein,
1. a hemodialyzer; 2. an arterial blood circulation conduit; 3. capping; 4. adding an anticoagulant catheter; 41. a flow meter; 5. an anticoagulant storage tank; 51. a peristaltic pump; 6. a venous blood circulation conduit; 7. a medicine feeding pipe; 8. a first dialysate circulation conduit; 9. a dialysate circulation conduit; 10. a first dialysate bag; 11. a second dialysate bag; 21. an arterial blood sampling specimen hole; 61. a venous blood sampling specimen hole; 62. a second filter; 12. a rubber plug; 13. a blood speed regulating valve; 22. a first filter; 23. a gas trap bottle; 81. a first outer sleeve; 91. a second outer sleeve.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1, the embodiment of the present invention provides a hemodialysis extracorporeal circulation apparatus, which comprises a hemodialyzer 1, an arterial blood circulation conduit 2, a cap 3, an additional anticoagulant conduit 4, a flow meter 41, an anticoagulant storage tank 5, a peristaltic pump 51, a venous blood circulation conduit 6, a drug feeding tube 7, a first dialysate circulation conduit 8, a second dialysate circulation conduit 9, a first dialysate bag 10, a second dialysate bag 11, an arterial blood sampling hole 21, a venous blood sampling hole 61, a rubber plug 12, a blood speed control valve 13, a first filter 22, a gas interception bottle 23, a first outer sleeve 81 and a second outer sleeve 91.
Wherein, as shown in fig. 1, a hemodialyzer 1, a blood inlet of the hemodialyzer 1 is communicated with one end of an arterial blood circulation conduit 2, one end of an additional anticoagulant conduit 4 passes through a sidewall of the arterial blood circulation conduit 2 to be communicated with the arterial blood circulation conduit 2, the other end of the additional anticoagulant conduit 4 is connected with an anticoagulant storage tank 5, a blood outlet of the hemodialyzer 1 is communicated with one end of a venous blood circulation conduit 6, one end of a drug adding pipe 7 passes through a sidewall of the venous blood circulation conduit 6 to be communicated with the venous blood circulation conduit 6, one ends of a first dialysate circulation conduit 8 and a second dialysate circulation conduit 9 pass through a sidewall of the hemodialyzer 1 to be communicated with the hemodialyzer 1, the other end of the first dialysate circulation conduit 8 is communicated with a first dialysate bag 10, the other end of the second dialysate circulation conduit 9 is communicated with a second dialysate bag 11, an arterial blood sampling sample hole 21 is formed in the side wall of the arterial blood circulation conduit 2 close to a blood inlet of the hemodialyzer 1, a venous blood sampling sample hole 61 is formed in the side wall of the venous blood circulation conduit 6, the medicine adding pipe 7 is arranged between the venous blood sampling sample hole 61 and a blood outlet of the hemodialyzer 1, the other ends of the arterial blood circulation conduit 2 and the venous blood circulation conduit 6 are respectively blocked by a cap 3, the arterial blood sampling sample hole 21 and the venous blood sampling sample hole 61 are blocked by a rubber plug 12, and a blood speed regulating valve 13 is respectively arranged on the arterial blood circulation conduit 2 and the venous blood circulation conduit 6; a peristaltic pump 51 is arranged at the joint of the anticoagulant storage tank 5 and the additional anticoagulant catheter 4, the peristaltic pump 51 is used for pumping the anticoagulant in the anticoagulant storage tank 5 into the additional anticoagulant catheter 4, an electronic flowmeter 41 is arranged on the additional anticoagulant catheter 4, and the electronic flowmeter 41 is used for measuring the amount of the anticoagulant used in real time; the arterial blood circulation catheter 2 is provided with a first filter 22, the venous blood circulation catheter 6 is provided with a second filter 62, and the first filter 22 and the second filter 62 are used for filtering thrombus particles in blood; the first filter 22 is also connected with a gas retaining bottle 23, and the gas retaining bottle 23 is used for collecting gas in the conduit to avoid bubbles in blood; at least one first outer sleeve 81 is arranged on the first dialysate circulation conduit 8; at least one second outer sleeve 91 is arranged on the second dialysate circulation conduit 9, and a closed space capable of containing warm water is formed between the outer sleeve and the dialysate circulation conduit.
Above-mentioned embodiment further promotes the quality of blood through setting up the particulate impurity of filter filtering in the blood, has avoided in the blood circulation that matters such as blood clot, thrombus that the dialysis process produced get into the organism, brings the injury for the patient. Through setting up the flowmeter, the use amount of control anticoagulant that can be convenient. Through setting up the gas and detaining the bottle, release the gas in the blood, avoided the blood that has the bubble to return in the blood circulation of organism. By providing an outer sleeve, the outer sleeve reduces temperature fluctuations of the fluid in the dialysate conduit.
As an embodiment of the present invention, a gas retaining bottle 23 is also connected to the second filter 62. This further increases the efficiency of trapping bubbles in the blood.
As an embodiment of the present invention, a first outer sleeve 81 is provided on the first dialysate circulation tube 8; a second outer sleeve 91 is provided on the second dialysate circulation conduit 9.
As an embodiment of the present invention, the outer walls of the first outer sleeve 81 and the second outer sleeve 91 are covered with a heat insulating layer.
Specifically, the heat-insulating layer is a three-layer sponge.
In an embodiment of the present invention, the first filter 22 and the second filter 62 are filled with diatomite.
As an embodiment of the present invention, the outer peripheral wall of the cap 3 is formed with an anti-slip structure.
Specifically, anti-skidding structure is a plurality of bumps of setting on 3 periphery walls of block.
As an embodiment of the present invention, three first outer sleeves 81 are provided on the first dialysate circulation tube 8; three second outer sleeves 91 are provided on the second dialysate circulation conduit 9.
Specifically, the first outer sleeve 81 and the second outer sleeve 91 are made of polyethylene plastic.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (10)
1. A hemodialysis extracorporeal circulation apparatus, comprising:
a hemodialyzer, a blood inlet of the hemodialyzer is communicated with one end of an arterial blood circulation conduit, one end of an additional anticoagulant conduit passes through the side wall of the arterial blood circulation conduit to be communicated with the arterial blood circulation conduit, the other end of the additional anticoagulant conduit is connected with an anticoagulant storage tank, a blood outlet of the hemodialyzer is communicated with one end of a venous blood circulation conduit, one end of a drug adding pipe passes through the side wall of the venous blood circulation conduit to be communicated with the venous blood circulation conduit, one ends of a first dialysate circulation conduit and a second dialysate circulation conduit pass through the side wall of the hemodialyzer to be communicated with the hemodialyzer, the other end of the first dialysate circulation conduit is communicated with a first dialysate bag, the other end of the second dialysate circulation conduit is communicated with a second dialysate bag, an arterial blood sampling hole is arranged on the side wall of the arterial blood circulation conduit close to the blood inlet of the hemodialyzer, the side wall of the venous blood circulation conduit is provided with a venous blood sampling sample hole, the medicine feeding pipe is arranged between the venous blood sampling sample hole and a blood outlet of a hemodialyzer, the other ends of the arterial blood circulation conduit and the venous blood circulation conduit are respectively blocked by caps, the arterial blood sampling sample hole and the venous blood sampling sample hole are sealed by rubber plugs, and the arterial blood circulation conduit and the venous blood circulation conduit are respectively provided with a blood speed regulating valve; a peristaltic pump is arranged at the joint of the anticoagulant storage tank and the additional anticoagulant catheter, and is used for pumping the anticoagulant in the anticoagulant storage tank into the additional anticoagulant catheter, an electronic flowmeter is arranged on the additional anticoagulant catheter, and the electronic flowmeter is used for metering the amount of the used anticoagulant in real time; the arterial blood circulation catheter is provided with a first filter, the venous blood circulation catheter is provided with a second filter, and the first filter and the second filter are used for filtering thrombus particles in blood; the first filter is also connected with a gas interception bottle which is used for collecting gas in the conduit to avoid bubbles in blood; the first dialysate circulation conduit is provided with at least one first outer sleeve; at least one second outer sleeve is arranged on the second dialysate circulating conduit, and a closed space capable of containing warm water is formed between the outer sleeve and the dialysate circulating conduit.
2. The hemodialysis extracorporeal circulation apparatus of claim 1, wherein a gas trap bottle is also connected to the second filter.
3. The hemodialysis extracorporeal circulation apparatus of claim 1, wherein the first dialysate circulation conduit is provided with a first outer sleeve; a second outer sleeve is arranged on the second dialysate circulating conduit.
4. The hemodialysis extracorporeal circulation apparatus of claim 3, wherein the outer walls of the first and second outer sleeves are covered with an insulating layer.
5. The hemodialysis extracorporeal circulation apparatus of claim 4, wherein the heat-insulating layer is a triple-layer sponge.
6. The hemodialysis extracorporeal circulation apparatus of claim 1, wherein the first and second filters are filled with diatomaceous earth.
7. The hemodialysis extracorporeal circulation apparatus of claim 1, wherein the peripheral wall of the cap is formed with a non-slip structure.
8. The hemodialysis extracorporeal circulation apparatus of claim 7, wherein the anti-slip structure is a plurality of protrusions provided on the outer circumferential wall of the cap.
9. The hemodialysis extracorporeal circulation apparatus of claim 1, wherein the first dialysate circulation conduit is provided with three first external sleeves; and three second outer sleeves are arranged on the second dialysate circulating conduit.
10. The hemodialysis extracorporeal circulation apparatus of claim 1, wherein the first and second outer sleeves are made of polyethylene plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520456716.2U CN204815048U (en) | 2015-06-29 | 2015-06-29 | External circulating device of hemodialysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520456716.2U CN204815048U (en) | 2015-06-29 | 2015-06-29 | External circulating device of hemodialysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204815048U true CN204815048U (en) | 2015-12-02 |
Family
ID=54672696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520456716.2U Expired - Fee Related CN204815048U (en) | 2015-06-29 | 2015-06-29 | External circulating device of hemodialysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204815048U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111134900A (en) * | 2019-12-19 | 2020-05-12 | 先健科技(深圳)有限公司 | Blood diverting device |
| CN113507947A (en) * | 2019-03-06 | 2021-10-15 | B·布莱恩·阿维图姆股份公司 | Extracorporeal blood liquid pipeline set and blood processor |
-
2015
- 2015-06-29 CN CN201520456716.2U patent/CN204815048U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113507947A (en) * | 2019-03-06 | 2021-10-15 | B·布莱恩·阿维图姆股份公司 | Extracorporeal blood liquid pipeline set and blood processor |
| CN111134900A (en) * | 2019-12-19 | 2020-05-12 | 先健科技(深圳)有限公司 | Blood diverting device |
| CN111134900B (en) * | 2019-12-19 | 2021-10-22 | 先健科技(深圳)有限公司 | Blood diverting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20160629 |