CN215840784U

CN215840784U - Multifunctional hemodialysis device

Info

Publication number: CN215840784U
Application number: CN202120105369.4U
Authority: CN
Inventors: 徐铌
Original assignee: Sun Yat Sen Memorial Hospital Sun Yat Sen University
Current assignee: Sun Yat Sen Memorial Hospital Sun Yat Sen University
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2022-02-18
Anticipated expiration: 2031-01-15

Abstract

The utility model discloses a multifunctional hemodialysis device, which comprises a base, wherein a dialysate body is fixedly arranged at the upper end of the base, a dialysate storage box and a dialysate recovery box are fixedly arranged on one side of the dialysate body, the upper ends of the dialysate storage box and the dialysate recovery box are respectively and fixedly connected with a dialysate inlet pipe and a dialysate outlet pipe, a dialysate pump and a filtrate pump are respectively and fixedly arranged on the dialysate inlet pipe and the dialysate outlet pipe, and a dialyzer is fixedly arranged at the upper part of one end of the dialysate body, which is far away from the dialysate storage box and the dialysate recovery box. The utility model discloses a multifunctional hemodialysis device which is complete in structure and powerful in function, can realize multiple functions, can make a dialysis process of a patient more comfortable, can detect whether a hemodialysis membrane is damaged or not, and can emergently stop the hemodialysis process when the hemodialysis membrane is damaged, so that a human body is effectively protected.

Description

Multifunctional hemodialysis device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a multifunctional hemodialysis device.

Background

Hemodialysis (HD) is one of the kidney replacement treatment modes of acute and chronic renal failure patients, and is characterized in that internal blood is drained to the outside of the body and passes through a dialyzer consisting of a plurality of hollow fibers, the blood and electrolyte solution (dialysate) with similar body concentration are arranged inside and outside one hollow fiber, and the substance exchange is carried out by the principles of dispersion, ultrafiltration, adsorption and convection, so that the metabolic waste in the body is removed, the balance of electrolyte and acid-base is maintained, excessive water in the body is removed at the same time, and the purified blood is returned to the human body.

Current hemodialysis device structure is fairly simple, the function is less, lack the detection device that the damage became invalid probably to the dialysis membrane among the hemodialysis device, can not effectually monitor the dialysis process, lead to the dialysate and blood to flow back together in the human body, cause the patient death very easily, and lack blood heating device, the blood of backward flow is cooler, can cause the discomfort to the patient health, the result of use is relatively poor, therefore, need provide a multi-functional hemodialysis device, in order to satisfy hemodialysis's needs, make hemodialysis device's result of use better.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a multifunctional hemodialysis device.

In order to achieve the purpose, the utility model adopts the following technical scheme: a multifunctional hemodialysis device comprises a base, wherein a dialysate body is fixedly arranged at the upper end of the base, a dialysate storage box and a dialysate recovery box are fixedly arranged on one side of the dialysate body, the upper ends of the dialysate storage box and the dialysate recovery box are respectively and fixedly connected with a dialysate inlet pipe and a dialysate outlet pipe, a dialysate pump and a filtrate pump are respectively and fixedly arranged on the dialysate inlet pipe and the dialysate outlet pipe, a dialyzer is fixedly arranged at the upper part of one end of the dialysate body, which is far away from the dialysate storage box and the dialysate recovery box, a plurality of layers of hemodialysis membranes are fixedly arranged in the dialyzer, the dialyzer is divided into a blood cavity and a dialysate cavity by the plurality of layers of hemodialysis membranes, a blood inlet pipe is fixedly connected at the upper end of the dialyzer, one end of the blood inlet pipe, which is far away from the dialyzer, extends out of the outer end of the dialysate body, and a blood pressure meter and a blood inlet pump are fixedly arranged on the blood inlet pipe, the lower end of the dialyzer is fixedly connected with a blood return pipe, the lower end of the blood return pipe is fixedly provided with a blood temperature control box, the blood return pipe passes through the inside of the blood temperature control box and extends out of the outer end of a dialysis machine body, the bottom in the blood temperature control box is fixedly provided with a heater, the blood return pipe is fixedly provided with a bubble detector and a blood return pressure gauge, the upper end surface of the base is fixedly provided with an electric telescopic strut outside the dialysis machine body, the upper end of the electric telescopic strut is fixedly provided with an arm clamping mechanism, the upper end of the arm clamping mechanism is fixedly provided with two through holes, the bottom in the arm clamping mechanism is fixedly provided with a sliding groove, a bidirectional threaded rod is rotatably arranged in the arm clamping mechanism, the outer wall of the bidirectional threaded rod is sleeved with two sliding seats, the upper ends of the two sliding seats are fixedly connected with fixed blocks, and the upper ends of the two fixed blocks pass through holes and are fixedly connected with C-type clamping plates, two equal fixedly connected with slider of sliding seat lower extreme, two the slider all slides inside the spout.

As a further description of the above technical solution:

and self-locking universal wheels are fixedly arranged at four corners of the lower end of the base.

As a further description of the above technical solution:

the one end that dislysate feed liquor pipe and dislysate drain pipe kept away from dislysate storage box and dislysate recovery case all with cerini dialyser cerini fixed connection, the one end that dislysate drain pipe is close to the cerini dialyser cerini is fixed and is provided with the filtrate manometer.

As a further description of the above technical solution:

an anticoagulant injector and a pressure gauge in front of the filter are fixedly arranged at the upper end of the blood inlet pipe.

As a further description of the above technical solution:

a blood leakage detector is fixedly arranged in the dialysate cavity.

As a further description of the above technical solution:

and a temperature sensor is fixedly arranged at the top in the blood temperature control box.

As a further description of the above technical solution:

and protective soft pads are fixedly arranged on the arm clamping mechanism and the two C-shaped clamping plates.

As a further description of the above technical solution:

and one end of the bidirectional threaded rod extending out of the arm clamping mechanism is fixedly connected with a rotating hand wheel.

As a further description of the above technical solution:

the dialysis machine body is fixedly provided with an intelligent controller at the upper end, and the output ends of the blood leakage detector and the temperature sensor are electrically connected with the input end of the intelligent controller.

The utility model has the following beneficial effects:

according to the multifunctional hemodialysis device, the blood leakage detector is arranged in the dialyzer, when the hemodialysis membrane is damaged and fails in the dialysis process, hemoglobin in the blood cavity can penetrate through the hemodialysis membrane to enter the dialysate cavity, the hemoglobin in the dialysate cavity can be detected by the blood leakage detector, information is transmitted to the controller, the controller controls the hemodialysis device to stop working, and therefore blood of a human body is prevented from being input into a blood transfusion tube, the blood containing dialysate is prevented from being input back into the human body, and the human body is effectively protected.

The utility model provides a multifunctional hemodialysis device, which is characterized in that a blood temperature control box is arranged on a blood return pipe, backflow blood can be heated in a water heating mode, so that the backflow blood does not cause discomfort to a patient, the dialysis process of the patient is more comfortable, a backflow pipe in the blood temperature control box is arranged in a gentle and zigzag shape, the heating area can be increased, the heating time can be prolonged, the backflow blood can be fully heated, a temperature sensor is used for sensing the temperature in the blood temperature control box, when the temperature is reduced to be out of a set temperature range, the temperature sensor transmits temperature information to an intelligent controller, and the intelligent controller controls a heater to start working, so that the temperature of the backflow blood is always in an optimal range, and the use is more convenient.

According to the multifunctional hemodialysis device, the arm clamping mechanism is arranged, the height of the clamping mechanism can be adjusted through the electric telescopic rod to adapt to the bed height of a patient, then the arm of the patient is placed on the protective soft cushion at the bottom, the hand wheel is rotated to drive the bidirectional threaded rod to rotate, the two sliding seats slide relatively, the arm of the patient is fixed through the two C-shaped clamping plates, the arm of the patient is not prone to moving, the accidental risk caused by falling of a puncture needle head due to unconscious adjustment of the posture and the position of the arm of the patient during rest is prevented, and the normal operation of hemodialysis is prevented from being influenced.

The multifunctional hemodialysis device provided by the utility model has a complete structure and strong functions, can realize multiple functions, can make the dialysis process of a patient more comfortable, can detect whether the hemodialysis membrane is damaged or not, and can stop the hemodialysis process urgently when the hemodialysis membrane is damaged, so that the human body is effectively protected, and the risk that the puncture needle head falls off to cause an accident due to unconscious adjustment of the posture and the position of the arm of the patient during rest is prevented, and the normal operation of hemodialysis is influenced.

Drawings

FIG. 1 is a front sectional view of a multi-functional hemodialysis device in accordance with the present invention;

FIG. 2 is a front view of a multi-functional hemodialysis device in accordance with the present invention;

FIG. 3 is a top view of a multi-functional hemodialysis device in accordance with the present invention;

fig. 4 is a top view of a multi-functional hemodialysis device in accordance with the present invention.

Illustration of the drawings:

1. a base; 2. dialyzing the organism; 3. a self-locking universal wheel; 4. a dialysate storage tank; 5. a dialysate recovery tank; 6. a dialysate pump; 7. a dialysate inlet tube; 8. a filtrate pump; 9. a dialysate outlet tube; 10. a filtrate pressure gauge; 11. a dialyzer; 12. (ii) a blood access vessel; 13. a blood return vessel; 14. entering a blood pressure meter; 15. a blood inlet pump; 16. an anticoagulant syringe; 17. a pressure gauge in front of the filter; 18. a blood temperature control box; 19. a bubble detector; 20. a blood return pressure gauge; 21. an electric telescopic strut; 22. an arm clamping mechanism; 23. a hemodialysis membrane; 24. a blood chamber; 25. a dialysate chamber; 26. a blood leakage detector; 27. a heater; 28. a temperature sensor; 29. a through hole; 30. a chute; 31. a bidirectional threaded rod; 32. a sliding seat; 33. a slider; 34. a fixed block; 35. c-shaped splints; 36. a protective cushion; 37. rotating a hand wheel; 38. an intelligent controller.

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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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. 1-4, one embodiment of the present invention is provided: a multifunctional hemodialysis device comprises a base 1, a dialysate body 2 is fixedly arranged at the upper end of the base 1, a dialysate storage box 4 and a dialysate recovery box 5 are fixedly arranged on one side of the dialysate body 2, a dialysate liquid inlet pipe 7 and a dialysate liquid outlet pipe 9 are respectively and fixedly connected to the upper ends of the dialysate storage box 4 and the dialysate recovery box 5, a dialysate pump 6 and a filtrate pump 8 are respectively and fixedly arranged on the dialysate liquid inlet pipe 7 and the dialysate liquid outlet pipe 9, a dialyzer 11 is fixedly arranged at the upper part of one end of the dialysate body 2 far away from the dialysate storage box 4 and the dialysate recovery box 5, a plurality of layers of hemodialysis membranes 23 are fixedly arranged inside the dialyzer 11, the dialyzer 11 is divided into a blood cavity 24 and a dialysate cavity 25 by the plurality of layers of hemodialysis membranes 23, a blood inlet pipe 12 is fixedly connected to the upper end of the dialyzer 11, one end of the blood inlet pipe 12 far away from the dialyzer body 2 extends out of the outer end of the dialyzer body 2, an inlet blood pressure meter 14 and an inlet blood pump 15 are fixedly arranged on the inlet blood vessel 12, the lower end of a dialyzer 11 is fixedly connected with a blood return vessel 13, the lower end of the blood return vessel 13 is fixedly provided with a blood temperature control box 18, the blood return vessel 13 passes through the inside of the blood temperature control box 18 and extends out of the outer end of a dialyzer body 2, the bottom in the blood temperature control box 18 is fixedly provided with a heater 27, the blood return vessel 13 is fixedly provided with a bubble detector 19 and a blood return pressure meter 20, the upper end surface of a base 1 is fixedly provided with an electric telescopic strut 21 at the outer side of the dialyzer body 2, the upper end of the electric telescopic strut 21 is fixedly provided with an arm clamping mechanism 22, the upper end of the arm clamping mechanism 22 is fixedly provided with two through holes 29, the bottom in the arm clamping mechanism 22 is fixedly provided with a chute 30, a bidirectional threaded rod 31 is rotatably arranged in the arm clamping mechanism 22, two sliding seats 32 are sleeved on the outer wall of the bidirectional threaded rod 31, the upper ends of the two sliding seats 32 are fixedly connected with fixed blocks 34, the upper ends of the two fixing blocks 34 penetrate through the through hole 29 and are fixedly connected with a C-shaped clamping plate 35, the lower ends of the two sliding seats 32 are fixedly connected with sliding blocks 33, and the two sliding blocks 33 slide in the sliding grooves 30.

All fixed auto-lock universal wheel 3 that is provided with in base 1 lower extreme four corners department, the dialysate feed liquor pipe 7 and dialysate drain pipe 9 keep away from dialysate storage box 4 and dialysate recovery case 5's one end all with cerini dialyser cerini 11 fixed connection, the fixed filtrate manometer 10 that is provided with in one end that dialysate drain pipe 9 is close to cerini dialyser cerini 11, the fixed anticoagulant syringe 16 and the preceding manometer 17 of filter that are provided with in advance blood vessel 12 upper end, the inside fixed blood leakage detector 26 that is provided with of dialysate chamber 25, the fixed temperature sensor 28 that is provided with in top in the blood control incubator 18, all fixed protection cushion 36 that is provided with on arm fixture 22 and two C type splint 35, two-way threaded rod 31 stretches out the outside one end fixedly connected with of arm fixture 22 and rotates hand wheel 37, the fixed intelligent control ware 38 that is provided with in dialysis machine body 2 upper end, the output of blood leakage detector 26 and temperature sensor 28 all with intelligent control ware 38's input electric connection.

The working principle is as follows: when the multifunctional hemodialysis device is used, firstly, a blood inlet pipe 12 and a blood return pipe 13 are respectively inserted into a vein of a patient, then, dialysate is input into a dialysate storage box 4, then, a dialysate pump 6, a filtrate pump 8 and a blood inlet pump 15 are started, the blood in a human body vein is input into a blood cavity 24 of a dialyzer 11 through the blood inlet pipe 12 by the blood inlet pump 15, the dialysate in the dialysate storage box 4 is conveyed into a dialysate cavity 25 in the dialyzer 11 by the dialysate pump 6, then, substance exchange between the blood and the dialysate is carried out through a plurality of layers of hemodialysis membranes 23 in the dialyzer 11, so that the aim of hemodialysis is achieved, the blood is refluxed into the vein of the patient through the blood return pipe 13 after being dialyzed, when the hemodialysis membrane 23 is damaged and fails in the dialysis process, hemoglobin in the blood cavity 24 can penetrate through the hemodialysis membrane 23 and enter the dialysate cavity 25, the hemoleakage detector 26 can detect that the dialysate cavity 25 contains hemoglobin and transmit information to the intelligent controller 38, the intelligent controller 38 controls the hemodialysis device to stop working, thereby preventing blood of a human body from being input into the blood inlet pipe 12 and preventing blood containing dialysate from being input back into the human body, thereby effectively protecting the human body, the blood temperature control box 18 is arranged on the blood return pipe 13, the blood which flows back in a water area heating mode can be heated, the blood which flows back can not cause discomfort to a patient, the dialysis process of the patient is more comfortable, the blood return pipe 13 in the blood temperature control box 18 is arranged in a gentle and curved shape, the heating area can be increased, the heating time can be increased, the blood which flows back can be fully heated, the temperature sensor 28 is used for sensing the temperature in the blood temperature control box 18, when the temperature is reduced to the outside of the set temperature range, the temperature sensor 28 transmits temperature information to the intelligent controller 38, the intelligent controller 38 controls the heater 27 to start working, thereby ensuring that the temperature of backflow blood is always in the optimal range, the arm of a patient is placed on the protective soft pad 36 at the bottom, the hand wheel 37 is rotated and rotated, the bidirectional threaded rod 31 is driven to rotate, the two sliding seats 32 slide relatively, the arm of the patient is fixed by the two C-shaped clamping plates 35, the arm of the patient is not easy to move, the accidental risk caused by the falling of the puncture needle head due to the fact that the posture and the position of the arm are adjusted unconsciously when the patient has a rest is prevented, and the normal operation of hemodialysis is prevented from being influenced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A multi-functional hemodialysis device, includes base (1), its characterized in that: the dialysis machine is characterized in that a dialysis machine body (2) is fixedly arranged at the upper end of the base (1), a dialysis liquid storage box (4) and a dialysis liquid recovery box (5) are fixedly arranged on one side of the dialysis machine body (2), a dialysis liquid inlet pipe (7) and a dialysis liquid outlet pipe (9) are respectively and fixedly connected to the upper ends of the dialysis liquid storage box (4) and the dialysis liquid recovery box (5), a dialysis liquid pump (6) and a filtrate pump (8) are respectively and fixedly arranged on the dialysis liquid inlet pipe (7) and the dialysis liquid outlet pipe (9), a dialyzer (11) is fixedly arranged on the upper portion of one end, far away from the dialysis liquid storage box (4) and the dialysis liquid recovery box (5), of the dialysis machine body (2), a plurality of layers of hemodialysis membranes (23) are fixedly arranged inside the dialyzer (11), and the plurality of hemodialysis membranes (23) divide the dialyzer (11) into a blood cavity (24) and a dialysate cavity (25), the upper end of the dialyzer (11) is fixedly connected with a blood inlet pipe (12), one end of the blood inlet pipe (12), which is far away from the dialyzer (11), extends out of the outer end of the dialysis machine body (2), the blood inlet pipe (12) is fixedly provided with a blood pressure meter (14) and a blood inlet pump (15), the lower end of the dialyzer (11) is fixedly connected with a blood return pipe (13), the lower end of the blood return pipe (13) is fixedly provided with a blood temperature control box (18), the blood return pipe (13) penetrates through the inside of the blood temperature control box (18) and extends out of the outer end of the dialysis machine body (2), the bottom in the blood temperature control box (18) is fixedly provided with a heater (27), the blood return pipe (13) is fixedly provided with a bubble detector (19) and a blood pressure meter (20), the upper end surface of the base (1) is fixedly provided with an electric telescopic strut (21) outside the dialysis machine body (2), and the upper end of the electric telescopic strut (21) is fixedly provided with an arm clamping mechanism (22), arm fixture (22) upper end is fixed has seted up two through-holes (29), fixed spout (30) of having seted up of bottom in arm fixture (22), arm fixture (22) inside rotation is provided with two-way threaded rod (31), two-way threaded rod (31) outer wall thread bush is equipped with two sliding seat (32), two equal fixedly connected with fixed block (34), two in sliding seat (32) upper end all pass through-hole (29) and fixedly connected with C type splint (35), two sliding seat (32) lower extreme equal fixedly connected with slider (33), two slider (33) all inside sliding in spout (30).

2. The multifunctional hemodialysis device of claim 1, wherein: the four corners of the lower end of the base (1) are fixedly provided with self-locking universal wheels (3).

3. The multifunctional hemodialysis device of claim 1, wherein: one end of the dialysate liquid inlet pipe (7) and one end of the dialysate liquid outlet pipe (9) far away from the dialysate storage box (4) and the dialysate recovery box (5) are fixedly connected with the dialyzer (11), and one end of the dialysate liquid outlet pipe (9) close to the dialyzer (11) is fixedly provided with a filtrate pressure gauge (10).

4. The multifunctional hemodialysis device of claim 1, wherein: an anticoagulant injector (16) and a pressure gauge (17) in front of the filter are fixedly arranged at the upper end of the blood inlet pipe (12).

5. The multifunctional hemodialysis device of claim 1, wherein: a blood leakage detector (26) is fixedly arranged in the dialysate cavity (25).

6. The multifunctional hemodialysis device of claim 1, wherein: and a temperature sensor (28) is fixedly arranged at the top in the blood temperature control box (18).

7. The multifunctional hemodialysis device of claim 1, wherein: and the arm clamping mechanism (22) and the two C-shaped clamping plates (35) are fixedly provided with protective soft pads (36).

8. The multifunctional hemodialysis device of claim 1, wherein: and one end of the bidirectional threaded rod (31) extending out of the arm clamping mechanism (22) is fixedly connected with a rotating hand wheel (37).

9. The multifunctional hemodialysis device of claim 1, wherein: dialysis organism (2) upper end is fixed and is provided with intelligent control ware (38), the output of blood leakage detector (26) and temperature sensor (28) all with the input electric connection of intelligent control ware (38).