CN209864812U - Blood perfusion device - Google Patents
Blood perfusion device Download PDFInfo
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- CN209864812U CN209864812U CN201920377086.8U CN201920377086U CN209864812U CN 209864812 U CN209864812 U CN 209864812U CN 201920377086 U CN201920377086 U CN 201920377086U CN 209864812 U CN209864812 U CN 209864812U
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- filter screen
- jar body
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- tank body
- body end
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Abstract
The utility model discloses a blood perfusion device, including blood perfusion device body, blood perfusion device body is including a jar body and two convex tank body end covers, and two convex tank body end cover symmetries set up, and one side that two convex tank body end covers kept away from each other is the opening setting, and two equal threaded bush of convex tank body end cover are established on the jar body, jar internal sealed fixed cover is equipped with two tip filter screens, and the below of a tip filter screen that lies in the top in two tip filter screens is equipped with styrene macroporous absorbent resin, is equipped with sealed fixed cover between two tip filter screens and establishes the middle part filter screen in the jar body. The utility model relates to a rationally, convenient operation is convenient for fully adsorb and filter patient's blood, prevents among this device that styrene macroporous absorbent resin from because self volume piles up and arouses the increase of blood pressure, and then prevents that the tip filter screen from appearing the aperture by crowded big risk of breaking even, satisfies the user demand.
Description
Technical Field
The utility model relates to a perfusion equipment technical field especially relates to a blood perfusion device.
Background
The blood perfusion is a treatment method for introducing the blood of a patient into a perfusion device filled with a solid adsorbent to remove some exogenous or endogenous toxins and returning the purified blood to the body, is mainly used for rescuing drug overdose and toxicosis at present, and also means that the blood passes through an adsorbent device with a broad-spectrum detoxification effect or fixed specific ligands by means of extracorporeal circulation to remove endogenous or exogenous pathogenic substances in the blood so as to achieve the purpose of blood purification, the blood perfusion is mainly limited to the adsorption effect at present and is also called blood adsorption, the blood perfusion can effectively remove creatinine, uric acid, medium molecular substances, phenols, guanidines, indole, organic acid and various drugs in the blood, the existing blood perfusion device mainly comprises a tank body, a tank body end cover, a filter screen and an adsorbent, but the existing blood perfusion device is used for filtering the blood, because self volume stack pressure increases, and then causes blood flow pressure to increase for the filter screen appears the aperture and is crowded big risk of rupture even, can not satisfy the user demand, therefore we have proposed a blood perfusion device and have been used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a blood perfusion device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a blood perfusion device comprises a blood perfusion device body, wherein the blood perfusion device body comprises a tank body and two convex tank body end covers, the two convex tank body end covers are symmetrically arranged, one side, far away from the two convex tank body end covers, of the two convex tank body end covers is an opening, the two convex tank body end covers are all in threaded sleeve connection with the tank body, the tank body is internally sealed and fixedly sleeved with two end filter screens, styrene macroporous adsorption resin filled in the tank body is arranged below one end filter screen positioned above the two end filter screens, a middle filter screen sealed and fixedly sleeved in the tank body is arranged between the two end filter screens, styrene macroporous adsorption resin filled in the tank body is arranged between the middle filter screen and the end filter screen positioned below the middle filter screen, a luer connector cover is sleeved on the convex tank body end cover, and a rubber plug is fixedly installed on the inner wall of one side, one side of rubber buffer extends to in the convex jar body end cover that corresponds, equal fixed mounting has the installation piece on the both sides inner wall of luer joint lid, and the equal fixed mounting in one side that two installation pieces that are located same luer joint on cover are close to each other has a plurality of rubber blocks, and one side that the rubber block is close to the convex jar body end cover that corresponds contacts with the outside of convex jar body end cover, equal fixed mounting has the rubber fixed block on the both sides inner wall of convex jar body end cover, the outside movable contact of one side of rubber fixed block and the rubber buffer that corresponds.
Preferably, the fixed cover is equipped with the sealed pad of tip filter screen on the tip filter screen, and the sealed outside of sealing up of tip filter screen and the sealed fixed suit of lateral wall of the jar body.
Preferably, the tank body is internally and fixedly sleeved with a first sealing ring, and the first sealing ring is fixedly sleeved with the middle filter screen.
Preferably, the side wall of the convex tank body end cover is provided with an internal thread, the tank body is provided with two external threads, and the external threads are meshed with the corresponding internal threads.
Preferably, one side of the convex tank body end cover, which is far away from the tank body, is movably contacted with the inner wall of one side of the luer connector cover, which is far away from the tank body.
Compared with the prior art, the beneficial effects of the utility model are that:
the method comprises the steps of matching a tank body, a convex tank body end cover, an internal thread, an external thread, an end filter screen, a first adsorbent, a first sealing ring, an end filter screen sealing gasket, a second adsorbent, a middle filter screen, a luer joint cover, a mounting block and a rubber fixing block with a rubber plug, pulling the luer joint cover, wherein the pulling force drives the luer joint cover to move, the luer joint cover drives the corresponding rubber plug to move out of the convex tank body end cover, the luer joint cover also drives the rubber block to slide on the outer side of the convex tank body end cover through the corresponding mounting block, then rotating the convex tank body end cover, enabling the convex tank body end cover to rotate and simultaneously separate from the tank body under the action of the internal thread and the corresponding external thread, then injecting patient blood into the tank body, sequentially flowing through the end filter screen positioned above the patient blood to perform first filtration, performing first adsorption on the, The middle part filter screen carries out the second time and filters, the second adsorbent carries out the second and adsorbs, and patient's blood flows out a jar body through the tip filter screen that is located the below at last, under the effect of middle part filter screen for can carry out the secondary to patient's blood and adsorb and filter, prevent that the aperture from appearing by crowded big or even ruptured risk.
The utility model relates to a rationally, convenient operation is convenient for carry out secondary absorption and filtration to patient's blood, prevents that patient's blood from piling up the blood pressure increase because self reason toxin volume, and then prevents that the tip filter screen from appearing the aperture by crowded big or even ruptured risk, satisfies the user demand.
Drawings
Fig. 1 is a schematic structural view of a blood perfusion device provided by the present invention;
fig. 2 is a schematic sectional structure view of a portion a in fig. 1.
In the figure: 1 jar body, 2 convex jar body end covers, 3 internal threads, 4 external screw threads, 5 tip filter screens, 6 first adsorbent, 7 first sealing washer, 8 tip filter screen sealing gaskets, 9 second adsorbent, 10 middle part filter screens, 11 luer joint lid, 12 installation pieces, 13 rubber fixed block, 14 rubber plugs.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a blood perfusion device comprises a blood perfusion device body, the blood perfusion device body comprises a tank body 1 and two convex tank end covers 2, the two convex tank end covers 2 are symmetrically arranged, the sides of the two convex tank end covers 2 away from each other are both provided with openings, the two convex tank end covers 2 are both sleeved on the tank body 1 in a threaded manner, the positive pressure which can be borne by the tank body 1 is 100kP, two end filter screens 5 are fixedly sleeved in the tank body 1 in a sealing manner, a first adsorbent 6 filled in the tank body 1 is arranged below one end filter screen 5 positioned above the two end filter screens 5, a middle filter screen 10 fixedly sleeved in the tank body 1 in a sealing manner is arranged between the two end filter screens 5, the middle filter screen 10 and the end filter screen 5 are both made of nylon materials, a second adsorbent 9 filled in the tank body 1 is arranged between the middle filter screen 10 and the end filter screen 5 positioned below, the second adsorbent 9 and the second adsorbent 6 are styrene macroporous resin, a luer connector cover 11 is sleeved on the convex tank body end cover 2, a rubber plug 14 is fixedly arranged on the inner wall of one side of the luer connector cover 11 far away from the tank body 1, one side of the rubber plug 14 extends into the corresponding convex tank body end cover 2, mounting blocks 12 are fixedly arranged on the inner walls of two sides of the luer connector cover 11, a plurality of rubber blocks are fixedly arranged on the mutually close sides of the two mounting blocks 12 on the same luer connector cover 11, one side of each rubber block close to the corresponding convex tank body end cover 2 is in contact with the outer side of the convex tank body end cover 2, rubber fixing blocks 13 are fixedly arranged on the inner walls of two sides of the convex tank body end cover 2, one side of each rubber fixing block 13 is in movable contact with the outer side of the corresponding rubber plug 14, and the two rubber blocks are movably arranged on the outer, An end filter screen 5, a first adsorbent 6, a first sealing ring 7, an end filter screen sealing gasket 8, a second adsorbent 9, a middle filter screen 10, a luer connector cover 11, a mounting block 12 and a rubber fixing block 13 are matched with a rubber plug 14, the luer connector cover 11 is pulled, the pulling force drives the luer connector cover 11 to move, the luer connector cover 11 drives the corresponding rubber plug 14 to move out of the convex tank body end cover 2, the luer connector cover 11 also drives the rubber block to slide on the outer side of the convex tank body end cover 2 through the corresponding mounting block 12, then the convex tank body end cover 2 is rotated, under the action of the internal threads 3 and the corresponding external threads 4, the convex tank body end cover 2 is separated from the tank body 1 while rotating, then patient blood is injected into the tank body 1, the patient blood sequentially flows through the end filter screen 5 positioned above for first filtration, the first adsorbent 6 is subjected to first adsorption, Middle part filter screen 10 carries out the second filtration, and second adsorbent 9 carries out the second and adsorbs, and patient's blood flows out jar body 1 through the tip filter screen 5 that is located the below at last, under the effect of middle part filter screen 7 for can carry out the secondary to patient's blood and adsorb and filter, prevent that tip filter screen 5 from appearing the aperture by crowded big or even ruptured risk, the utility model relates to a rationally, convenient operation is convenient for carry out the secondary adsorption and filter to patient's blood, prevents that patient's blood from piling up the blood pressure increase because self reason toxin volume, and then prevents that tip filter screen 5 from appearing the aperture by crowded big or even ruptured risk, satisfies the user demand.
In the utility model, the end filter screen 5 is fixedly sleeved with an end filter screen sealing gasket 8, the outer side of the end filter screen sealing gasket 8 is fixedly sleeved with the side wall of the tank body 1 in a sealing manner, the tank body 1 is internally and fixedly sleeved with a first sealing ring 7, the first sealing ring 7 is fixedly sleeved with a middle filter screen 10, the side wall of the convex tank body end cover 2 is provided with an internal thread 3, the tank body 1 is provided with two external threads 4, the external threads 4 are meshed with the corresponding internal thread 3, one side of the convex tank body end cover 2 away from the tank body 1 is movably contacted with the inner wall of one side of the luer connector cover 11 away from the tank body 1, the convex tank body end cover 2, the internal thread 3, the external thread 4, the end filter screen 5, the first adsorbent 6, the first sealing ring 7, the end filter screen sealing gasket 8, the second adsorbent 9, pulling a luer connector cover 11, the pulling force drives the position of the luer connector cover 11 to move, the luer connector cover 11 drives a corresponding rubber plug 14 to move out of a convex tank body end cover 2, the luer connector cover 11 also drives a rubber block to slide on the outer side of the convex tank body end cover 2 through a corresponding mounting block 12, then the convex tank body end cover 2 is rotated, under the action of an internal thread 3 and a corresponding external thread 4, the convex tank body end cover 2 is separated from a tank body 1 while rotating, then patient blood is injected into the tank body 1, the patient blood sequentially flows through an end filter screen 5 positioned above for primary filtration, a first adsorbent 6 for primary adsorption, a middle filter screen 10 for secondary filtration and a second adsorbent 9 for secondary adsorption, finally the patient blood flows out of the tank body 1 through the end filter screen 5 positioned below, under the action of the middle filter screen 7, the feasible secondary that can carry out to patient's blood adsorbs and filters, prevents that tip filter screen 5 from appearing the aperture by crowded big or even ruptured risk, the utility model relates to a rationally, convenient operation is convenient for carry out secondary adsorption and filtration to patient's blood, prevents that patient's blood from piling up the blood pressure increase because self reason toxin volume, and then prevents that tip filter screen 5 from appearing the aperture by crowded big or even ruptured risk, satisfies the user demand.
The working principle is as follows: when the novel blood absorption pot is used, when toxin in blood of a patient needs to be absorbed, the luer connector cover 11 is pulled in a direction away from the pot body 1, so that the position of the luer connector cover 11 moves, the luer connector cover 11 drives the corresponding rubber plug 14 to move, meanwhile, the luer connector cover 11 drives the corresponding mounting block 12 to move, the mounting block 12 drives the corresponding rubber block to slide on the outer side of the convex pot body end cover 2, so that the rubber plug 14 moves out of the corresponding convex pot body end cover 2, then the convex pot body end cover 2 is rotated, under the action of the internal threads 3 and the corresponding external threads 4, the convex pot body end cover 2 drives the corresponding internal threads 3 to rotate on the external threads 4, so that the convex pot body end cover 2 rotates, simultaneously drives the corresponding internal threads 3 to be gradually separated from the external threads 4, then, the blood of the patient is injected into the pot body 1, and the blood of the patient, First adsorbent 6, middle part filter screen 10, second adsorbent 9 and the tip filter screen 5 that is located the below, make the tip filter screen 5 that is located the top carry out first filtration to patient's blood, then first adsorbent 6 carries out first absorption to the toxin in the patient's blood, middle part filter screen 10 carries out second filtration to patient's blood immediately, second adsorbent 9 carries out second absorption to patient's blood, patient's blood flows out jar body 1 outside through the tip filter screen 5 that is located the below at last, under middle part filter screen 10's effect, make and to carry out secondary absorption and filter to patient's blood, prevent that patient's blood from piling up the blood pressure increase because of self reason toxin volume, and then prevent that tip filter screen 5 from appearing the risk that the aperture is crowded big or even cracked.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a hemoperfusion device, includes hemoperfusion device body, hemoperfusion device body includes jar body (1) and two convex jar body end covers (2), and two convex jar body end covers (2) symmetry sets up, its characterized in that, one side that two convex jar body end covers (2) kept away from each other is the opening setting, and two convex jar body end covers (2) are equal threaded sleeve and are established on jar body (1), the sealed fixed cover is equipped with two tip filter screens (5) in jar body (1), is equipped with the styrene macropore adsorption resin who loads in jar body (1) in the below of one tip filter screen (5) that is located the top in two tip filter screens (5), is equipped with the middle part filter screen (10) of sealed fixed cover in jar body (1) between two tip filter screens (5), is equipped with the styrene macropore adsorption resin who loads in jar body (1) between middle part filter screen (10) and the tip filter screen (5) that are located, the cover is equipped with luer connector lid (11) on convex jar body end cover (2), and fixed mounting has rubber buffer (14) on luer connector lid (11) keeps away from one side inner wall of the jar body (1), and one side of rubber buffer (14) extends to in the convex jar body end cover (2) that corresponds, equal fixed mounting has installation piece (12) on the both sides inner wall of luer connector lid (11), and the equal fixed mounting in one side that two installation pieces (12) that are located on same luer connector lid (11) are close to each other has a plurality of rubber blocks, and one side that the rubber block is close to corresponding convex jar body end cover (2) contacts with the outside of convex jar body end cover (2), equal fixed mounting has rubber fixed block (13) on the both sides inner wall of convex jar body end cover (2), the outside movable contact of one side of rubber fixed block (13) and the rubber buffer (14) that.
2. A hemoperfusion device according to claim 1, characterised in that the end part filter screen (5) is fixedly sleeved with an end part filter screen gasket (8), and the outer side of the end part filter screen gasket (8) is fixedly sleeved with the side wall of the tank body (1) in a sealing manner.
3. A hemoperfusion device according to claim 1, characterised in that the tank (1) is internally fixed with a first sealing ring (7), and the first sealing ring (7) is fixedly sleeved with the middle filter screen (10).
4. A hemoperfusion device according to claim 1, characterised in that the side wall of the convex tank end cap (2) is provided with an internal thread (3), the tank (1) is provided with two external threads (4), and the external threads (4) mesh with the corresponding internal thread (3).
5. A hemoperfusion device according to claim 1, characterised in that the side of the male can end cap (2) remote from the can (1) is in movable contact with the inner wall of the luer cap (11) remote from the can (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377086.8U CN209864812U (en) | 2019-03-19 | 2019-03-19 | Blood perfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377086.8U CN209864812U (en) | 2019-03-19 | 2019-03-19 | Blood perfusion device |
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| Publication Number | Publication Date |
|---|---|
| CN209864812U true CN209864812U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920377086.8U Active CN209864812U (en) | 2019-03-19 | 2019-03-19 | Blood perfusion device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368325A (en) * | 2021-05-27 | 2021-09-10 | 北京中科盛康科技有限公司 | Intelligent resin purification system for blood perfusion device |
| CN114306790A (en) * | 2021-12-16 | 2022-04-12 | 江苏恰瑞生物科技有限公司 | Immobilized uricase perfusion apparatus and application thereof |
-
2019
- 2019-03-19 CN CN201920377086.8U patent/CN209864812U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368325A (en) * | 2021-05-27 | 2021-09-10 | 北京中科盛康科技有限公司 | Intelligent resin purification system for blood perfusion device |
| CN114306790A (en) * | 2021-12-16 | 2022-04-12 | 江苏恰瑞生物科技有限公司 | Immobilized uricase perfusion apparatus and application thereof |
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