CN213284789U

CN213284789U - Hemodialyzer

Info

Publication number: CN213284789U
Application number: CN202021355303.2U
Authority: CN
Inventors: 艾玉琴; 李德红; 唐静
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-12
Filing date: 2020-07-12
Publication date: 2021-05-28
Anticipated expiration: 2030-07-12

Abstract

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a hemodialyzer, which comprises an outer shell, the bottom of the inside of shell is provided with the second reposition of redundant personnel board, and the inside of second reposition of redundant personnel board has seted up the second reposition of redundant personnel chamber, the top in second reposition of redundant personnel chamber is connected with the dialysis membrane, and the top of dialysis membrane is connected with first reposition of redundant personnel board, first reposition of redundant personnel chamber has been seted up to the inside of first reposition of redundant personnel board, and the reposition of redundant personnel hole has all been seted up to one side in first reposition of redundant personnel chamber and second reposition of redundant personnel: through being provided with first reposition of redundant personnel board, second reposition of redundant personnel board, first reposition of redundant personnel chamber, second reposition of redundant personnel chamber and dialysis membrane, the dialysis membrane that the application is connected with the first reposition of redundant personnel chamber in the first reposition of redundant personnel board and the second reposition of redundant personnel chamber in the second reposition of redundant personnel board for even entering dialysis membrane of blood filters, and the dialysis membrane that the annular set up, makes the area of contact of blood and dialysis membrane improve, has improved hemodialysis's efficiency.

Description

Hemodialyzer

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a hemodialyzer.

Background

The hemodialysis machine is divided into a blood monitoring alarm system and a dialysate supply system, wherein the blood monitoring alarm system comprises a blood pump, a heparin pump, arteriovenous pressure monitoring, air monitoring and the like; the dialysate supply system comprises a temperature control system, a liquid preparation system, a degassing system, a conductivity monitoring system, an ultrafiltration monitoring part, a blood leakage monitoring part and the like, and the operating principle is as follows: the concentrated solution for dialysis and the dialysis water are prepared into qualified dialysate through a dialysate supply system, and solute dispersion, permeation and ultrafiltration are carried out on the qualified dialysate through a hemodialyzer and patient blood led out by a blood monitoring alarm system; the blood of the patient after the action returns to the body of the patient through the blood monitoring alarm system, and the liquid after dialysis is taken as waste liquid and is discharged by the dialysate supply system; the whole dialysis process is completed by continuous circulation.

However, when the existing hemodialyzer carries out ultrafiltration dialysis on blood, the contact area between dialysate and a dialysis membrane in an ultrafiltration tube is small, so that the efficiency of hemodialysis is low, and the efficient operation of the device is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hemodialyzer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the design is a hemodialyzer, which comprises an outer shell, the bottom of the inside of the outer shell is provided with a second shunting plate, and the inside of the second shunting plate is provided with a second shunting cavity, the top of the second shunting cavity is connected with a dialysis membrane, the top of the dialysis membrane is connected with a first shunting plate, the inside of the first shunting plate is provided with a first shunting cavity, one side of the first shunting cavity and one side of the second shunting cavity are provided with shunting holes, the top of the inside of the dialysis membrane is provided with a first bubble removing plate, the bottom of the dialysis membrane is provided with a second bubble removing plate, the top of the first shunting plate is provided with a blood outlet, and the bottom of the second shunting plate is provided with a blood inlet.

Preferably, the bottom of shell is provided with the installation piece, and the outside at shell top is provided with the external screw thread, first reposition of redundant personnel is connected through installation piece and shell are dismantled.

Preferably, the top of one side of the shell is provided with a dialysate inlet, and the bottom of one side of the shell is provided with a dialysate outlet.

Preferably, the top end inside the mounting block is provided with a through hole, and the through hole is matched with the outer wall of the blood outlet.

Preferably, the first defoaming plate is in an inverted V shape, and the second defoaming plate is in a V shape.

Preferably, both ends of the dialysis membrane are bonded and connected with the inner walls of the shunting holes, and the number of the shunting holes is multiple.

The utility model provides a pair of hemodialyzer, beneficial effect lies in:

the utility model discloses a through being provided with first reposition of redundant personnel board, second reposition of redundant personnel board, first reposition of redundant personnel chamber, second reposition of redundant personnel chamber and dialysis membrane, the dialysis membrane of application and the first reposition of redundant personnel chamber in the first reposition of redundant personnel board and the second reposition of redundant personnel chamber connection in the second reposition of redundant personnel board for blood evenly gets into and filters in the dialysis membrane, and the dialysis membrane that sets up annularly, makes the area of contact of blood and dialysis membrane improve, has improved the efficiency of hemodialysis; through the first bubble board and the second of removing that set up, the V type second that the application dialysis membrane bottom set up removes the first bubble board that removes of the V type that falls that the bubble board and dialysis membrane top set up makes the bubble elimination of blood in the device to the bubble that produces when having reduced because of blood transport causes the harm to the dialysis.

Drawings

FIG. 1 is a schematic exploded view of the structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;

FIG. 4 is an enlarged view of a portion of the structure shown at B in FIG. 2;

fig. 5 is a sectional view of the first splitter plate of the present invention.

In the figure: 1. a housing; 2. a dialysate inlet; 3. a dialysate outlet; 4. a first splitter plate; 5. a second splitter plate; 6. a blood outlet; 7. a blood inlet; 8. mounting blocks; 9. a through hole; 10. a dialysis membrane; 11. an external thread; 12. a first diversion chamber; 13. a second diversion cavity; 14. a shunt hole; 15. a first bubble removing plate; 16. and a second bubble removing plate.

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. 1-5, a hemodialyzer comprises a housing 1, a second shunting plate 5 is arranged at the bottom of the inside of the housing 1, a second shunting cavity 13 is arranged inside the second shunting plate 5, the top of the second shunting cavity 13 is connected with a dialysis membrane 10, the top of the dialysis membrane 10 is connected with a first shunting plate 4, a first shunting cavity 12 is arranged inside the first shunting plate 4, shunting holes 14 are respectively arranged on one sides of the first shunting cavity 12 and the second shunting cavity 13, a first bubble removing plate 15 is arranged at the top of the inside of the dialysis membrane 10, a second bubble removing plate 16 is arranged at the bottom of the dialysis membrane 10, a blood outlet 6 is arranged at the top of the first shunting plate 4, and a blood inlet 7 is arranged at the bottom of the second shunting plate 5.

The device improves the efficiency of hemodialysis by arranging the first shunting plate 4, the second shunting plate 5, the first shunting cavity 12, the second shunting cavity 13 and the dialysis membrane 10; through the arrangement of the first bubble removing plate 15 and the second bubble removing plate 16, the damage of bubbles generated during blood transportation to dialysis is reduced.

Wherein, the bottom of shell 1 is provided with installation piece 8, and the outside at shell 1 top is provided with external screw thread 11, and first splitter plate 4 can be dismantled with shell 1 through installation piece 8 and be connected, threaded connection, and the staff of being convenient for is to the dismantlement installation of installation piece 8.

Wherein, the top of shell 1 one side has been seted up the dislysate entry 2, and the bottom of shell 1 one side has been seted up dislysate export 3, and the outside of dislysate entry 2 and dislysate export 3 all is provided with the control valve.

Wherein, the through-hole 9 has been seted up on the inside top of installation piece 8, and through-hole 9 and the outer wall phase-match of blood export 6, the inner wall of shell 1 and the outer wall phase-match of first reposition of redundant personnel 4 and second reposition of redundant personnel 5.

Wherein, first bubble board 15 that removes is the shape of falling V word, and second bubble board 16 that removes is the shape of V word, all is provided with multiunit bubble removal blade on first bubble board 15 and the second bubble board 16 that removes.

Wherein, the two ends of the dialysis membrane 10 are bonded and connected with the inner wall of the shunt hole 14, the number of the shunt holes 14 is multiple, and the multi-component flow holes 14 are annularly arranged.

The working principle is as follows:

during the use, connect external power supply with the device, make the device obtain the electric energy, let the device ability normal operating, when needs dialyze blood, blood gets into second reposition of redundant personnel chamber 13 from the blood entry 7 that second reposition of redundant personnel board 5 bottoms was seted up, shunt hole 14 that blood was seted up at second reposition of redundant personnel chamber 13 top evenly gets into in the dialysis membrane 10, V style of calligraphy second defoaming board 16 that dialysis membrane 10 bottoms set up gets into the bubble elimination that produces in the dialysis membrane 10 in the second reposition of redundant personnel chamber 13, blood removes towards the direction of first reposition of redundant personnel board 4 in the dialysis membrane 10, impurity in the blood is adsorbed to the dialysis membrane 10, the bubble elimination that produces in the first reposition of redundant personnel chamber 12 is got into in the dialysis membrane 10 to the first defoaming board 15 of the first type that dialysis membrane 10 tops set up, the blood after the dialysis flows out through blood export 6.

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

1. A hemodialyzer comprises a shell (1) and is characterized in that a second shunting plate (5) is arranged at the bottom end inside the shell (1), a second shunting cavity (13) is arranged inside the second shunting plate (5), the top of the second shunting cavity (13) is connected with a dialysis membrane (10), the top of the dialysis membrane (10) is connected with a first splitter plate (4), a first splitter cavity (12) is arranged inside the first splitter plate (4), and one side of the first shunting cavity (12) and one side of the second shunting cavity (13) are both provided with shunting holes (14), a first bubble removing plate (15) is arranged at the top end inside the dialysis membrane (10), and the bottom of the dialysis membrane (10) is provided with a second bubble removing plate (16), the top of the first splitter plate (4) is provided with a blood outlet (6), the bottom of the second shunting plate (5) is provided with a blood inlet (7).

2. A hemodialyzer according to claim 1, characterized in that the bottom end of the housing (1) is provided with a mounting block (8) and the outside of the top of the housing (1) is provided with an external thread (11), the first flow splitter plate (4) being detachably connected to the housing (1) via the mounting block (8).

3. A hemodialyzer according to claim 1, characterized in that the top of one side of the housing (1) is provided with a dialysate inlet (2) and the bottom of one side of the housing (1) is provided with a dialysate outlet (3).

4. A hemodialyzer according to claim 2, characterized in that the top end inside the mounting block (8) is provided with a through hole (9), and the through hole (9) matches the outer wall of the blood outlet (6).

5. A hemodialyzer according to claim 1, characterized in that the first bubble trap plate (15) is in the shape of an inverted V and the second bubble trap plate (16) is in the shape of a V.

6. A hemodialyzer according to claim 1, characterized in that both ends of the dialysis membrane (10) are bonded to the inner walls of the shunt holes (14) and the number of shunt holes (14) is in groups.