CN213911682U - Medical artificial kidney membrane external blood path dialysis filter - Google Patents
Medical artificial kidney membrane external blood path dialysis filter Download PDFInfo
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- CN213911682U CN213911682U CN202021056285.8U CN202021056285U CN213911682U CN 213911682 U CN213911682 U CN 213911682U CN 202021056285 U CN202021056285 U CN 202021056285U CN 213911682 U CN213911682 U CN 213911682U
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- dialysate
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Abstract
The utility model discloses a medical artifical kidney visceral membrane outside of tubes blood circuit dialysis filter, which comprises a housin, the inside hollow fiber pipe that is equipped with of casing, the equal fixedly connected with connection port in casing top and bottom, inlay in the connection port and be equipped with the filter plate, two connection port one side difference fixedly connected with blood feed liquor pipe and blood drain pipe, two end cover and sealed lid are all installed to the relative one end of connection port, end cover top fixedly connected with interface, dialysate feed liquor pipe is installed at the interface top, sealing cap bottom fixedly connected with dialysate drain pipe, the outer movable sleeve of casing is equipped with the sleeve pipe, sleeve pipe one side fixedly connected with connecting rod, the vertical fixedly connected with guard plate of connecting rod one end. The utility model provides the quality of filtration promotes, excellent in use effect, and the adaptation is convenient for change to the interface, and can the easy to assemble fix, avoid rocking the flow that influences dialysate and blood, improve work efficiency.
Description
Technical Field
The utility model relates to a dialysis filter technical field especially relates to medical artificial kidney membrane extratubal blood way dialysis filter.
Background
The artificial kidney dialyser used in laboratories and clinics at home and abroad at present structurally comprises a hollow fiber tube arranged in a shell, a blood liquid inlet tube arranged on an axial end cover of the shell, a blood liquid outlet tube arranged on the other end cover of the shell, a dialysate liquid outlet tube arranged on one radial side of the shell, and a dialysate liquid inlet tube arranged on the other radial side of the shell.
But current filter structure is comparatively single, can't carry out prefiltration before blood gets into the fiber membrane pipe to there is not mounting structure, takes place to rock easily, influences the circulation efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems in the prior art and providing a medical artificial kidney membrane extracapillary blood passage dialysis filter.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the medical artificial kidney membrane tube external blood passage dialysis filter comprises a shell, wherein a hollow fiber tube is arranged inside the shell, the top and the bottom of the shell are fixedly connected with connecting ports, a filter plate is embedded in each connecting port, one side of each connecting port is fixedly connected with a blood liquid inlet tube and a blood liquid outlet tube, an end cover and a sealing cover are arranged at one end, opposite to each connecting port, of each connecting port, the top of each end cover is fixedly connected with a connector, a dialysate liquid inlet tube is arranged at the top of each connector, and a dialysate liquid outlet tube is fixedly connected to the bottom of each sealing cover.
Preferably, the movable sleeve is equipped with the sleeve pipe outside the casing, sleeve pipe one side fixedly connected with connecting rod, the vertical fixedly connected with guard plate of connecting rod one end, logical groove has been seted up to the guard plate longitudinal symmetry, it has connecting bolt to run through to install on the logical groove.
Preferably, the top of the dialysate inlet pipe is provided with a connecting bent pipe.
Preferably, the hollow fiber tube is made of polysulfone membrane or polyethersulfone membrane material.
Preferably, the dialysate inlet pipe and the dialysate outlet pipe are on the same vertical line.
Preferably, the end parts of the blood liquid inlet pipe and the blood liquid outlet pipe are both provided with a plug cover.
Compared with the prior art, the utility model discloses possess following advantage:
1. the utility model discloses a set up casing, connection port, filter plate, end cover and sealed lid, can promote the quality of filtering, excellent in use effect, the interface is convenient for change the adaptation.
2. The utility model discloses a set up sleeve pipe, guard plate, lead to groove and connecting bolt, can make things convenient for the installation of filter fixed, guarantee the stability of dialysis filtration, avoid rocking the flow that influences dialysate and blood, improve work efficiency.
To sum up, the utility model discloses promote the quality of filtering, excellent in use effect, the interface is convenient for change the adaptation, and can the easy to assemble fixed, avoid rocking the flow that influences dialysate and blood, improve work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a medical artificial kidney membrane extraductal hemodiafiltration device provided by the present invention;
fig. 2 is a schematic structural view of a second embodiment of the medical artificial kidney membrane extraductal hemodiafiltration device provided by the present invention;
fig. 3 is an enlarged view of the position a of the medical artificial kidney membrane extraductal blood passage dialysis filter provided by the utility model.
In the figure: the blood filter comprises a shell 1, a hollow fiber tube 2, a connecting port 3, a filter plate 4, a blood inlet tube 5, a blood outlet tube 6, an end cover 7, a sealing cover 8, a connector 9, a dialysate inlet tube 10, a dialysate outlet tube 11, a sleeve 12, a connecting rod 13, a protective plate 14, a through groove 15 and a connecting bolt 16.
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.
The first embodiment is as follows:
referring to fig. 1, medical artificial kidney membrane extra-vascular blood circuit dialysis filter, including casing 1, casing 1 is inside to be equipped with hollow fiber pipe 2, 1 top of casing and the equal fixedly connected with connection port 3 in bottom, 3 embedded filter plates 4 that are equipped with of connection port, 3 one sides difference fixedly connected with blood feed liquor pipe 5 and blood drain pipe 6 of two connection port, end cover 7 and sealed lid 8 are all installed to the 3 relative one ends of two connection port, 7 top fixedly connected with interfaces 9 of end cover, dislysate feed liquor pipe 10 is installed at the interface 9 top, 8 bottom fixedly connected with dislysate drain pipe 11 of sealed lid.
Wherein, the top of the dialysate inlet pipe 10 is provided with a connecting elbow.
Wherein, the hollow fiber tube 2 is made of polysulfone membrane or polyethersulfone membrane material.
Wherein, the dialysate inlet pipe 10 and the dialysate outlet pipe 11 are on the same vertical line.
Wherein, the end parts of the blood liquid inlet pipe 5 and the blood liquid outlet pipe 6 are both provided with a plug cover.
The utility model discloses in, during the use, blood feed liquor pipe 2 passes through pipe and blood pump and patient's artery blood vessel looks UNICOM, blood drain pipe 3 passes through pipe and patient's vein blood vessel looks UNICOM, dialysate feed liquor pipe 10 and dialysate drain pipe 11 communicate through pipe and dialysis machine, blood flows in from 5 inflow of blood feed liquor pipe of casing 1, filter plate 4 in the connection port 3 filters in advance, can promote the quality of filtering, get into the space between 1 internal flow hollow fiber pipe 2 of casing, flow back to patient's vein blood vessel from 6 flow-in blood drain pipes, dialysate flows in from dialysate feed liquor pipe 10, get into 1 internal flow hollow fiber pipe 2 inner chambers of casing, discharge from dialysate drain pipe 11, exchange toxin and moisture in the patient's blood, the dialysate discharge that contains the toxin is external.
Example two:
referring to fig. 2-3, the medical artificial kidney membrane tube external blood passage dialysis filter comprises a shell 1, a hollow fiber tube 2 is arranged inside the shell 1, the top and the bottom of the shell 1 are fixedly connected with a connection port 3, a filter plate 4 is embedded in the connection port 3, one side of each of the two connection ports 3 is fixedly connected with a blood liquid inlet tube 5 and a blood liquid outlet tube 6, one end of each of the two connection ports 3 opposite to the other end is provided with an end cover 7 and a sealing cover 8, the top of the end cover 7 is fixedly connected with an interface 9, the top of the interface 9 is provided with a dialysate liquid inlet tube 10, and the bottom of the sealing cover 8 is fixedly connected with a dialysate liquid outlet tube 11.
Wherein, the outer movable sleeve of casing 1 is equipped with sleeve pipe 12, and 12 one sides fixedly connected with connecting rod 13 of sleeve pipe, the vertical fixedly connected with guard plate 14 of connecting rod 13 one end, the symmetry has seted up logical groove 15 about guard plate 14, and it has connecting bolt 16 to lead to run through to install on the groove 15.
Wherein, the top of the dialysate inlet pipe 10 is provided with a connecting elbow.
Wherein, the hollow fiber tube 2 is made of polysulfone membrane or polyethersulfone membrane material.
Wherein, the dialysate inlet pipe 10 and the dialysate outlet pipe 11 are on the same vertical line.
Wherein, the end parts of the blood liquid inlet pipe 5 and the blood liquid outlet pipe 6 are both provided with a plug cover.
The utility model discloses in, during the use, blood feed liquor pipe 2 passes through pipe and blood pump and patient's artery blood vessel looks UNICOM, blood drain pipe 3 passes through pipe and patient's vein blood vessel looks UNICOM, dialysate feed liquor pipe 10 and dialysate drain pipe 11 communicate through pipe and dialysis machine, blood flows in from 5 inflow of blood feed liquor pipe of casing 1, filter plate 4 in the connection port 3 filters in advance, can promote the quality of filtering, get into the space between 1 internal flow hollow fiber pipe 2 of casing, flow back to patient's vein blood vessel from 6 flow-in blood drain pipes, dialysate flows in from dialysate feed liquor pipe 10, get into 1 internal flow hollow fiber pipe 2 inner chambers of casing, discharge from dialysate drain pipe 11, exchange toxin and moisture in the patient's blood, the dialysate discharge that contains the toxin is external.
The sleeve 12 moves up and down on the shell 1 and is connected with the medical equipment through the connecting bolt 16 with the adjustable position, so that the installation and fixation of the filter can be facilitated, the stability of the dialysis and filtration is ensured, the influence of shaking on the flow of dialysate and blood is avoided, and the work efficiency is improved.
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 design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. The medical artificial kidney membrane tube external blood passage dialysis filter comprises a shell (1) and is characterized in that a hollow fiber tube (2) is arranged inside the shell (1), a connecting port (3) is fixedly connected to the top and the bottom of the shell (1), a filter plate (4) is embedded into the connecting port (3), one side of each connecting port (3) is fixedly connected with a blood liquid inlet tube (5) and a blood liquid outlet tube (6), an end cover (7) and a sealing cover (8) are mounted at one end, opposite to the connecting port (3), of each connecting port, an interface (9) is fixedly connected to the top of each end cover (7), a dialysate liquid inlet tube (10) is mounted at the top of each interface (9), and a dialysate liquid outlet tube (11) is fixedly connected to the bottom of each sealing cover (8).
2. The medical artificial kidney membrane tube-external blood passage dialysis filter as claimed in claim 1, wherein a sleeve (12) is movably sleeved outside the housing (1), a connecting rod (13) is fixedly connected to one side of the sleeve (12), a protection plate (14) is vertically and fixedly connected to one end of the connecting rod (13), through grooves (15) are symmetrically formed in the protection plate (14) in the vertical direction, and connecting bolts (16) are installed on the through grooves (15) in a penetrating manner.
3. The medical artificial kidney membrane tube external blood path dialysis filter as claimed in claim 1, wherein the top of the dialysate inlet tube (10) is installed with a connection elbow.
4. The medical artificial kidney membrane extra-vascular hemodiafiltration device according to claim 1, characterized in that the hollow fiber tube (2) is made of polysulfone or polyethersulfone membrane material.
5. The medical artificial kidney membrane extra-vascular hemodiafiltration device according to claim 2, characterized in that the dialysate inlet tube (10) and the dialysate outlet tube (11) are on the same vertical line.
6. The medical artificial kidney membrane extra-vascular hemodiafiltration device according to claim 2, wherein plug caps are mounted at the ends of the blood inlet tube (5) and the blood outlet tube (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021056285.8U CN213911682U (en) | 2020-06-10 | 2020-06-10 | Medical artificial kidney membrane external blood path dialysis filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021056285.8U CN213911682U (en) | 2020-06-10 | 2020-06-10 | Medical artificial kidney membrane external blood path dialysis filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213911682U true CN213911682U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021056285.8U Active CN213911682U (en) | 2020-06-10 | 2020-06-10 | Medical artificial kidney membrane external blood path dialysis filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213911682U (en) |
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2020
- 2020-06-10 CN CN202021056285.8U patent/CN213911682U/en active Active
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