CN114209908A - Blood purification device with multi-layer filtration - Google Patents
Blood purification device with multi-layer filtration Download PDFInfo
- Publication number
- CN114209908A CN114209908A CN202111528359.2A CN202111528359A CN114209908A CN 114209908 A CN114209908 A CN 114209908A CN 202111528359 A CN202111528359 A CN 202111528359A CN 114209908 A CN114209908 A CN 114209908A
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- Prior art keywords
- blood
- filter
- replacement liquid
- purification
- liquid outlet
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- 239000008280 blood Substances 0.000 title claims abstract description 130
- 210000004369 blood Anatomy 0.000 title claims abstract description 130
- 238000001914 filtration Methods 0.000 title claims abstract description 37
- 238000000746 purification Methods 0.000 title claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 74
- 230000004927 fusion Effects 0.000 claims abstract description 24
- 239000003053 toxin Substances 0.000 claims abstract description 22
- 231100000765 toxin Toxicity 0.000 claims abstract description 22
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 238000010241 blood sampling Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 230000000740 bleeding effect Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 206010067484 Adverse reaction Diseases 0.000 abstract description 3
- 230000006838 adverse reaction Effects 0.000 abstract description 3
- 230000036760 body temperature Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract 3
- 108700012359 toxins Proteins 0.000 description 15
- 239000012530 fluid Substances 0.000 description 5
- 238000004321 preservation Methods 0.000 description 3
- 208000032843 Hemorrhage Diseases 0.000 description 2
- 238000000502 dialysis Methods 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 208000037157 Azotemia Diseases 0.000 description 1
- 208000001647 Renal Insufficiency Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 230000000322 hemodialysis Effects 0.000 description 1
- 238000002615 hemofiltration Methods 0.000 description 1
- 230000001951 hemoperfusion Effects 0.000 description 1
- 201000006370 kidney failure Diseases 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000002616 plasmapheresis Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 208000009852 uremia Diseases 0.000 description 1
Images
Classifications
-
- 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
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1621—Constructional aspects thereof
-
- 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
-
- 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
- A61M1/3627—Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
- A61M1/3633—Blood component filters, e.g. leukocyte filters
-
- 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
- A61M1/369—Temperature treatment
Abstract
The invention discloses a blood purification device with multi-layer filtration, which comprises a blood purification device main body, a purification blood sampling device, a blood filtration device, a toxin filter, a blood fusion cavity, a replacement liquid mixing device and a replacement liquid outlet device, wherein a heating insulation layer is arranged on the inner wall of the blood purification device main body, an inner cavity is subjected to insulation heating through the heating insulation layer, and the blood is ensured to be always at the same temperature as the body temperature, so that the activity of the filtered blood is ensured, the replacement liquid mixing device is arranged in the blood fusion cavity, the added replacement liquid and the blood are slowly mixed and stirred through the replacement liquid mixing device, so that the replacement liquid and the blood are uniformly mixed, the adverse reaction of a patient after blood transfusion is reduced, two layers of filter screens and the toxin filter are arranged in the blood purification device main body, and the toxin in the blood is ensured to be removed through the multi-layer filtration of the blood, thereby reach and purify blood, this device simple structure has improved the filter speed when guaranteeing blood filter effect.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a blood purification device with multi-layer filtration.
Background
The blood purification comprises: hemodialysis, hemofiltration, hemoperfusion, plasmapheresis, etc., the main purpose of which is to help patients to remove some toxins in blood, thereby achieving the purpose of purifying blood and treating diseases, as is well known, renal dialysis generally refers to artificial kidney, which is a device for replacing the function of kidney, is mainly used for treating renal failure and uremia, and is used for leading blood out of the body, removing surplus nitrogen-containing compounds, metabolic products or excess drugs in the body by using the principles of dialysis, filtration, adsorption, membrane separation, etc., regulating the balance of electrolytes and then leading the purified blood back into the body, or is used for purifying blood by using a biological membrane of the human body.
The existing blood purification device has complex working mode and longer filtering time, so that patients need to spend a large amount of time for treatment, and inconvenience is caused to the patients and medical staff.
Disclosure of Invention
The present invention is directed to a blood purification apparatus with multi-layer filtration to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a blood purifying device with multi-layer filtration comprises a blood purifying device main body, a purifying and blood sampling device, a blood filtering device, a first filter screen, a toxin filter, a blood fusion cavity, a replacement liquid mixing device, a replacement liquid outlet device and a bleeding device, the middle of the top of the blood purification device main body is provided with a purification blood sampling device which is connected with a blood filtering device, the middle inside the blood purification device main body is provided with a blood filtration device, the middle upper part inside the blood filtration device is provided with a first filter screen, the bottom of the blood filtering device is provided with a toxin filter, the bottom of the toxin filter is connected with the blood fusion cavity, the middle of the interior of the blood fusion cavity is provided with a replacement liquid mixing device, one side of the blood fusion cavity is connected with a replacement liquid outlet device, and the bottom of the blood fusion cavity is connected with a blood outlet device.
Preferably, the blood filtering device is provided with a liquid drainage pipeline at the first filter screen, the blood filtering device is provided with a liquid drainage pipeline at a position close to the toxin filter, and the liquid drainage pipeline is connected with the liquid pump.
Preferably, the replacement liquid mixing device comprises a driving device, a mixing rotating shaft and a second filter screen, the top of the driving device is connected with the mixing rotating shaft, the driving device is arranged at the bottom of the second filter screen, and a layer of protective shell is arranged outside the driving device.
Preferably, the replacement liquid outlet device comprises a replacement liquid storage box, a liquid outlet pump and a liquid outlet pipeline, wherein the liquid outlet pump is arranged on one side of the replacement liquid storage box, one end of the liquid outlet pipeline is connected with the liquid outlet pump, and the other end of the liquid outlet pipeline is connected with the blood fusion cavity.
Preferably, a heating and insulating layer is arranged on the inner wall of the blood purification device main body.
Preferably, a blood collection pump is arranged on a blood collection tube of the purification blood collection device.
Preferably, the blood conveying pipeline of the bleeding device is provided with an exhaust device.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the invention, the heating and insulating layer is arranged on the inner wall of the blood purification device main body, and the inner cavity is heated through the heating and insulating layer, so that the blood is always kept at the same temperature as the body temperature, and the activity of the filtered blood is ensured.
(2) The replacement fluid mixing device is arranged in the blood fusion cavity, and the added replacement fluid and the blood are slowly mixed and stirred by the replacement fluid mixing device, so that the replacement fluid and the blood are uniformly mixed, and adverse reactions of a patient after blood transfusion are reduced.
(3) According to the invention, the two layers of filter screens and the toxin filter are arranged in the blood purification device main body, and the blood is subjected to multi-layer filtration, so that the toxin in the blood is removed, and the blood purification is realized.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic structural view of a replacement fluid mixing device.
In the figure: the blood purification device comprises a blood purification device main body (1), a purification and blood sampling device (2), a blood filtration device (3), a first filter screen (4), a toxin filter (5), a blood fusion cavity (6), a replacement liquid mixing device (7), a replacement liquid outlet device (8), a bleeding device (9), a driving device (10), a mixing rotating shaft (11), a second filter screen (12), a replacement liquid storage box (13), a liquid outlet pump (14) and a liquid outlet pipeline (15).
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 2, the present invention provides a technical solution: a blood purifying device with multi-layer filtration is provided, a purifying blood sampling device 2 is arranged in the middle of the top of a blood purifying device main body 1, a blood sampling pump is arranged on a blood sampling pipe of the purifying blood sampling device 2, the purifying blood sampling device 2 is connected with a blood filtering device 3, the blood filtering device 3 is arranged in the middle of the interior of the blood purifying device main body 1, a heating and insulating layer is arranged on the inner wall of the blood purifying device main body 1, a first filter screen 4 is arranged at the middle upper part of the interior of the blood filtering device 3, a toxin filter 5 is arranged at the bottom of the blood filtering device 3, a liquid drainage pipeline is arranged at the position of the first filter screen 4 of the blood filtering device 3, the liquid drainage pipeline is arranged at the position close to the toxin filter 5 and is connected with a liquid drawing pump, the bottom of the toxin filter 5 is connected with a blood fusion cavity 6, a replacement liquid mixing device 7 is arranged in the middle of the interior of the blood fusion cavity 6, one side of blood fusion chamber 6 is connected with replacement liquid play liquid device 8, the bottom of blood fusion chamber 6 is connected with hemorrhage device 9, be provided with exhaust apparatus on the defeated blood vessel way of hemorrhage device 9, replacement liquid mixing arrangement 7 includes drive arrangement 10, mix pivot 11, No. two filter screens 12, drive arrangement 10's top is connected with mixes pivot 11, drive arrangement 10 sets up the bottom at No. two filter screens 12, drive arrangement 10's outside is provided with the one deck protective housing, replacement liquid goes out liquid device 8 and includes replacement liquid storage box 13, go out liquid pump 14, go out liquid pipeline 15, one side of replacement liquid storage box 13 is provided with out liquid pump 14, the one end and the play liquid pump 14 of going out liquid pipeline 15 are connected, the other end and the blood fusion chamber 6 of going out liquid pipeline 15 are connected.
The using method comprises the following steps: firstly, a purifying blood sampling device 2 is connected with a patient, a blood pumping pump conveys the blood after being extracted to a blood filtering device 3 along a pipeline, the blood is filtered by a first filter screen 4 and then enters a toxin filter 5, the toxin filter 5 purifies the toxin in the blood of the patient, a waste liquid pumping pump left in the blood filtering device 3 pumps the waste liquid through a liquid drainage pipeline, the purified blood enters a blood fusion cavity 6, a replacement liquid outlet device 8 adds replacement liquid into the blood fusion cavity 6 according to the quantity of virtual night, a liquid outlet pump 14 adds the replacement liquid into the blood fusion cavity 6 through a liquid outlet pipeline 15, a replacement liquid mixing device 7 starts to work, a driving device 10 controls a mixing rotating shaft 11 to rotate slowly and at a constant speed, the blood and the replacement liquid are mixed, bubbles are prevented from being generated in the blood, adverse reaction after the blood transfusion of the patient is reduced, the mixed blood enters a bleeding device 9 after being filtered by a second filter screen 12 and then is input into the patient again, be provided with exhaust apparatus on bleeding device 9's the blood transfusion way and prevent to thoughtlessly have the bubble in the blood, through carrying out the multiple layer filtration to blood, guarantee to get rid of the toxin in the blood, thereby reach and purify blood, this device simple structure has improved filter speed when guaranteeing blood filter effect, is provided with the heating heat preservation on the inner wall of blood purifier main part 1, heat preservation heating is carried out to the inner chamber through the heating heat preservation, guarantee that blood is under the temperature the same with the body temperature always, thereby guarantee the activity of blood after filtering.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A blood purification device with multi-layer filtration is characterized in that: comprises a blood purification device main body (1), a purification and blood sampling device (2), a blood filtration device (3), a first filter screen (4), a toxin filter (5), a blood fusion cavity (6), a replacement liquid mixing device (7), a replacement liquid outlet device (8) and a bleeding device (9), wherein the purification and blood sampling device (2) is arranged in the middle of the top of the blood purification device main body (1), the purification and blood sampling device (2) is connected with the blood filtration device (3), the blood filtration device (3) is arranged in the middle of the inside of the blood purification device main body (1), the first filter screen (4) is arranged at the middle upper part of the inside of the blood filtration device (3), the toxin filter (5) is arranged at the bottom of the blood filtration device (3), and the bottom of the toxin filter (5) is connected with the blood fusion cavity (6), the middle inside the blood fusion cavity (6) is provided with a replacement liquid mixing device (7), one side of the blood fusion cavity (6) is connected with a replacement liquid outlet device (8), and the bottom of the blood fusion cavity (6) is connected with a bleeding device (9).
2. A multi-layered filtered blood purification device as recited in claim 1, wherein: the blood filtering device (3) is provided with a liquid drainage pipeline at the first filter screen (4), the blood filtering device (3) is provided with a liquid drainage pipeline at the position close to the toxin filter (5), and the liquid drainage pipeline is connected with a liquid pump.
3. A multi-layered filtered blood purification device as recited in claim 1, wherein: replacement liquid mixing arrangement (7) are including drive arrangement (10), mix pivot (11), No. two filter screens (12), the top of drive arrangement (10) is connected with mixes pivot (11), drive arrangement (10) set up the bottom at No. two filter screens (12), the outside of drive arrangement (10) is provided with the one deck protective housing.
4. A multi-layered filtered blood purification device as recited in claim 1, wherein: the replacement liquid outlet device (8) comprises a replacement liquid storage box (13), a liquid outlet pump (14) and a liquid outlet pipeline (15), wherein the liquid outlet pump (14) is arranged on one side of the replacement liquid storage box (13), one end of the liquid outlet pipeline (15) is connected with the liquid outlet pump (14), and the other end of the liquid outlet pipeline (15) is connected with the blood fusion cavity (6).
5. A multi-layered filtered blood purification device as recited in claim 1, wherein: and a heating and insulating layer is arranged on the inner wall of the blood purification device main body (1).
6. A multi-layered filtered blood purification device as recited in claim 1, wherein: a blood collecting pump is arranged on a blood collecting tube of the purification blood collecting device (2).
7. A multi-layered filtered blood purification device as recited in claim 1, wherein: an exhaust device is arranged on a blood conveying pipeline of the bleeding device (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111528359.2A CN114209908A (en) | 2021-12-14 | 2021-12-14 | Blood purification device with multi-layer filtration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111528359.2A CN114209908A (en) | 2021-12-14 | 2021-12-14 | Blood purification device with multi-layer filtration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114209908A true CN114209908A (en) | 2022-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111528359.2A Pending CN114209908A (en) | 2021-12-14 | 2021-12-14 | Blood purification device with multi-layer filtration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114209908A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205073373U (en) * | 2015-10-13 | 2016-03-09 | 朱峰 | Blood purifying device with multiple -layer filtering effect |
| CN208582781U (en) * | 2018-02-11 | 2019-03-08 | 青岛市海慈医疗集团 | A kind of apparatus for purifying blood |
| CN109663161A (en) * | 2018-12-17 | 2019-04-23 | 马思东 | A kind of pressurization ultrafiltration instrument for Nephrology dept.'s medical treatment |
| CN110152090A (en) * | 2019-06-18 | 2019-08-23 | 长沙医学院 | A kind of transfusion set of self blood supply circulating purification |
| CN210904323U (en) * | 2019-07-24 | 2020-07-03 | 云南省第一人民医院 | Nephrology department hemodialysis device |
| CN213852371U (en) * | 2020-09-18 | 2021-08-03 | 姚启敏 | Blood purification device with multi-layer filtering effect |
-
2021
- 2021-12-14 CN CN202111528359.2A patent/CN114209908A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205073373U (en) * | 2015-10-13 | 2016-03-09 | 朱峰 | Blood purifying device with multiple -layer filtering effect |
| CN208582781U (en) * | 2018-02-11 | 2019-03-08 | 青岛市海慈医疗集团 | A kind of apparatus for purifying blood |
| CN109663161A (en) * | 2018-12-17 | 2019-04-23 | 马思东 | A kind of pressurization ultrafiltration instrument for Nephrology dept.'s medical treatment |
| CN110152090A (en) * | 2019-06-18 | 2019-08-23 | 长沙医学院 | A kind of transfusion set of self blood supply circulating purification |
| CN210904323U (en) * | 2019-07-24 | 2020-07-03 | 云南省第一人民医院 | Nephrology department hemodialysis device |
| CN213852371U (en) * | 2020-09-18 | 2021-08-03 | 姚启敏 | Blood purification device with multi-layer filtering effect |
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