CN113384767A

CN113384767A - Portable blood purification device

Info

Publication number: CN113384767A
Application number: CN202110640409.XA
Authority: CN
Inventors: 韦梅珍; 陈创华; 蔡瑛; 李艳操
Original assignee: First Affiliated Hospital of Shantou University Medical College
Current assignee: First Affiliated Hospital of Shantou University Medical College
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-09-14
Anticipated expiration: 2041-06-08
Also published as: CN113384767B

Abstract

The invention discloses a portable blood purification device which comprises a bottom box, a flow control mechanism, a filtering mechanism and a control panel, wherein folding trundles are arranged on the surface of a supporting plate at the bottom of the bottom box, a plurality of hydraulic connecting rods are vertically arranged on the surface of the bottom box outside a containing groove, a sealing cover is arranged on one side surface of each hydraulic connecting rod, which is far away from the bottom box, a plurality of groups of electric rotating disks are oppositely arranged on the front side surface of the processing box inside the hydraulic connecting rods, a cylindrical temperature control pipe is vertically and fixedly arranged in the middle of the front side surface of the processing box on one side of a threading hole, the flow control mechanism and the filtering mechanism are arranged at one end of the inner wall of the processing box, and the control panel is transversely arranged on the front side surface of the bottom box outside a power switch. According to the invention, the combination of the sealing cover and the bottom box is controlled through the hydraulic connecting rod, and the processing box is arranged in the bottom box in an embedded structure, so that the emergency treatment device can effectively reduce the occupied operating space and is convenient to carry so as to meet the emergency treatment requirement, and the using effect is good.

Description

Portable blood purification device

Technical Field

The invention relates to the technical field of blood purification, in particular to a portable blood purification device.

Background

Blood purification is also called dialysis in daily life. Its meanings are: the blood of the patient is led out of the body and passes through a purifying device to remove some pathogenic substances and purify the blood, thereby achieving the purpose of treating diseases. The blood purification should include: hemodialysis, hemofiltration, hemoperfusion, plasmapheresis, immunoadsorption, etc. Peritoneal dialysis does not draw blood out of the body, but the principle is the same. Hemodialysis is only one of the methods for treating chronic renal failure. The product performance structure and the composition of the product are composed of a pump part, a syringe pump part, a pressure measuring part, a display and flow setting part, a blood purification related part, a control part and a device movement related part. Does not contain consumable materials such as disposable filters, circuits and the like which are used with the equipment. The product is suitable for various blood filters and disposable loops, and is clinically suitable for blood purification or body fluid treatment such as continuous slow hemodialysis, continuous slow hemofiltration dialysis, double filtration plasma exchange [ warming ], plasma exchange, plasma adsorption, hemofiltration, ultrafiltration, blood adsorption, ascites filtration and concentration, and the like. Current be used for blood purification treatment facility mostly is bedside fixed cabinet type structure, and it is big to carry and the transport degree of difficulty, and occupies great accommodation space, and the practicality is poor.

Disclosure of Invention

The invention aims to provide a portable blood purification device to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a portable blood purification device comprises a bottom box, a flow control mechanism, a filtering mechanism and a control panel, wherein a supporting plate is fixedly arranged on the bottom surface of the bottom box, a plurality of folding trundles are movably arranged on the bottom surface of the supporting plate through an L-shaped connecting seat, a power switch is transversely and fixedly arranged at one end of the upper part of the front side surface of the bottom box through a groove, a U-shaped accommodating groove is vertically formed in the middle of the top surface of the bottom box, a plurality of hydraulic connecting rods are vertically and fixedly arranged on the bottom surface of the outside of the accommodating groove through a limiting plate, a prismatic table-shaped sealing cover is fixedly arranged on the side surface of one end, away from the bottom box, of each hydraulic connecting rod, a processing box is vertically and fixedly arranged in the middle of the bottom surface of the sealing cover on the inner side of each hydraulic connecting rod, a plurality of electric rotating disks are movably arranged on the front side surface of the processing box on one side of each electric rotating disk in opposite directions through a plurality of threading holes, the utility model discloses a power switch, including threading hole, inner wall, filtering mechanism, control panel, controller, mechanism, filtering mechanism, filtering mechanism, the vertical fixed cylindrical temperature control pipe that is provided with in surface middle part before the processing case of threading hole one side, the fixed inner wall upper portion one end that sets up at the processing case that flows the mechanism outside is flowed in the accuse, the fixed incasement wall that processes that flows the mechanism outside in the accuse of filtering mechanism, control panel transversely fixes the bottom case front side surface that sets up in the switch outside, control panel flows the mechanism, filtering mechanism interior electrical equipment signal connection with the accuse respectively through the controller.

Preferably, the supporting plate and the bottom box are integrated into a whole by adopting a welding process, the folding caster is controlled by a spring to rotate through the sliding groove, and the rotating angle is 0-90 degrees.

Preferably, one end of the bottom of the inner wall of the bottom box is provided with a storage battery and is matched with an external power supply to control the power connection of equipment.

Preferably, the hydraulic connecting rods are multi-section jacking oil cylinders, four groups of hydraulic connecting rods are vertically arranged between the bottom box and the sealing cover and synchronously control the four groups of hydraulic connecting rods to move up and down.

Preferably, a lifting handle is movably arranged at the transverse center line of the top surface of the sealing cover through a connecting seat, and the treatment box and the sealing cover are integrated into a whole by adopting a welding process.

Preferably, the flow control mechanism comprises a blood transfusion network consisting of an internal blood pump, a pressure detector, a bubble detector, a flow control valve and a multi-type transfusion tube.

Preferably, the middle part of the lower end of the front side surface of the treatment box is vertically and fixedly provided with a flow stabilizing cylinder through a binding belt, the flow stabilizing cylinder is of an upper liquid outlet structure, and the pressure detector and the bubble detector are respectively communicated with the inner cavity of the flow stabilizing cylinder through analysis tubes.

Preferably, the filtering mechanism comprises a dialyzer, a hemofilter, a hemodialyzer, a plasma separator, and the like.

Preferably, two groups of electric rotating disks are arranged on the front side of the treatment box, the electric rotating disks are in two groups, the positive and negative rotation of the electric rotating disks is synchronously controlled by a stepping motor, and the rotating angle is-30 degrees.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the hydraulic connecting rod is arranged between the sealing cover and the bottom box, the processing box is arranged in the bottom box in an embedded structure, the occupied operation space can be effectively reduced, and the processing box is convenient to carry so as to meet the emergency treatment requirement.

Drawings

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

FIG. 2 is a schematic view of the expanded structure of the present invention;

FIG. 3 is a cross-sectional view of an expanded configuration of the present invention;

FIG. 4 is a schematic view showing the internal structure of the treatment tank of the present invention;

FIG. 5 is a control flow diagram of the present invention;

fig. 6 is a flow chart of the blood purification structure of the present invention.

In the figure: 1. a bottom box; 2. a control panel; 3. a support plate; 4. folding the caster; 5. A power switch; 6. a receiving groove; 7. a hydraulic link; 8. sealing the cover; 9. a treatment tank; 10. An electric rotating disc; 11. threading holes; 12. a temperature control tube; 13. a battery pack; 14. A handle; 15. a blood pump; 16. a pressure detector; 17. a bubble detector; 18. A flow control valve; 19. a flow stabilizing cylinder; 20. a dialyzer; 21. a blood filter; 22. a blood perfusion device; 23. a plasma component separator.

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.

Referring to fig. 1 to 6, in an embodiment of the present invention, a portable blood purification apparatus includes a bottom case 1, a flow control mechanism, a filtering mechanism, and a control panel 2, a support plate 3 is fixedly disposed on a bottom surface of the bottom case 1, a plurality of foldable casters 4 are movably disposed on a bottom surface of the support plate 3 through an L-shaped connecting seat, a power switch 5 is transversely and fixedly disposed at one end of an upper portion of a front side surface of the bottom case 1 through a groove, a U-shaped receiving groove 6 is vertically disposed in a middle portion of a top surface of the bottom case 1, a plurality of hydraulic connecting rods 7 are vertically and fixedly disposed on a bottom surface of the bottom case 1 outside the receiving groove 6 through a limiting plate, a prismatic table-shaped cover 8 is fixedly disposed on a side surface of the hydraulic connecting rods 7 away from the bottom case 1, a processing case 9 is vertically and fixedly disposed in a middle portion of a bottom surface of the cover 8 on an inner side of the hydraulic connecting rods 7, a plurality of groups of electric rotating disks 10 are movably disposed on a front side surface of the processing case 9 through grooves, a plurality of threading holes 11 are formed in the front side surface of the treatment box 9 on one side of the electric rotating disk 10, a cylindrical temperature control pipe 12 is vertically and fixedly arranged in the middle of the front side surface of the treatment box 9 on one side of the threading holes 11, a flow control mechanism is fixedly arranged at one end of the upper part of the inner wall of the treatment box 9, a filtering mechanism is fixedly arranged on the inner wall of the treatment box 9 outside the flow control mechanism, a control panel 2 is transversely and fixedly arranged on the front side surface of the bottom box 1 outside the power switch 5, and the control panel 2 is in signal connection with the flow control mechanism and electrical equipment in the filtering mechanism through a controller respectively; the supporting plate 3 is integrated with the bottom box 1 into a whole by adopting a welding process, the folding caster 4 is controlled by a spring to rotate through the chute, and the rotating angle is 0-90 degrees, so that the pulling and moving requirements during carrying are met; one end of the bottom of the inner wall of the bottom box 1 is provided with a storage battery pack 13 and is matched with an external power supply to control the power connection of equipment; the hydraulic connecting rods 7 are multi-section jacking oil cylinders, four groups of hydraulic connecting rods 7 are vertically arranged between the bottom box 1 and the sealing cover 8 and synchronously control the vertical movement, so that the stability and reliability during the unfolding are ensured; a lifting handle 14 is movably arranged at the transverse center line of the top surface of the sealing cover 8 through a connecting seat, and the processing box 9 is integrated with the sealing cover 8 into a whole by adopting a welding process, so that the carrying is convenient; the flow control mechanism comprises a blood transfusion network consisting of a built-in blood pump 15, a pressure detector 16, a bubble detector 17, a flow control valve 18 and a multi-type transfusion tube, and the flow control requirement during blood transfusion is met; a steady flow cylinder 19 is vertically and fixedly arranged in the middle of the lower end of the front side surface of the treatment box 9 through a binding band, the steady flow cylinder 19 is of an upper liquid outlet type structure, and a pressure detector 16 and a bubble detector 17 are respectively communicated with the inner cavity of the steady flow cylinder 19 through analysis tubes, so that reliable blood supply during reflux operation is ensured; the filtering mechanism comprises a dialyzer 20, a blood filter 21, a blood perfusion device 22, a plasma component separator 23 and other purification devices, and deeply purifies impurities of different components in blood to ensure the purification performance; two groups of electric rotating disks 10 are arranged on the front side of the treatment box 9, and each group of electric rotating disks 10 is two, the electric rotating disks 10 are synchronously controlled to rotate forwards and backwards by a stepping motor, and the rotating angle is-30 degrees, so that blood transfusion is prevented from being influenced by blood coagulation.

The working principle of the invention is as follows: when the device is used, the device is moved into a working area through the lifting handle 14 or the folding caster 4 and fixed, the hydraulic connecting rod 7 is controlled to be unfolded to jack the sealing cover 8 upwards, the blood inlet pipe and the blood outlet pipe are respectively communicated with the blood conveying pipe on the surface of the treatment box 9 according to the purification requirement to complete blood supply loop construction, the blood pump 15 pressurizes the blood conveying pipeline and utilizes the electric rotating disk 10 to rotate at a constant speed to ensure the continuity and reliability of blood transfusion, the pressure detector 16 and the bubble detector 17 can effectively analyze the state of the blood in the flow stabilizing cylinder 19 and complete defoaming treatment in modes of pressurization and the like, and the dialyzer 20, the blood filter 21, the blood perfusion device 22 and the plasma component separator 23 are utilized to complete step-by-step filtration and impurity removal after the blood enters the treatment, so that the blood permeability is ensured while the blood purification treatment requirement is met, and the use effect is good.

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

1. The utility model provides a portable blood purification device, includes under casing (1), accuse flow mechanism, filtering mechanism, control panel (2), its characterized in that: the bottom surface of the bottom box (1) is fixedly provided with a supporting plate (3), the bottom surface of the supporting plate (3) is movably provided with a plurality of folding trundles (4) through an L-shaped connecting seat, one end of the upper part of the front side surface of the bottom box (1) is transversely and fixedly provided with a power switch (5) through an opened groove, the middle part of the top surface of the bottom box (1) is vertically provided with a U-shaped accommodating groove (6), the bottom surface of the bottom box (1) at the outer side of the accommodating groove (6) is vertically and fixedly provided with a plurality of hydraulic connecting rods (7) through a limiting plate, the side surface of one end of each hydraulic connecting rod (7) far away from the bottom box (1) is fixedly provided with a prismatic table-shaped sealing cover (8), the middle part of the bottom surface of the sealing cover (8) at the inner side of each hydraulic connecting rod (7) is vertically and fixedly provided with a processing box (9), the front side surface of the processing box (9) is movably provided with a plurality of groups of electric rotating disks (10) in opposite directions through an opened groove, a plurality of threading holes (11) have been seted up to the processing case (9) front side surface of electronic rotary disk (10) one side, the vertical fixed cylindrical accuse temperature pipe (12) that is provided with in surface middle part before the processing case (9) of threading holes (11) one side, the fixed inner wall upper portion one end that sets up at processing case (9) of mechanism is flowed in accuse, the fixed processing case (9) inner wall that sets up in the accuse outside of mechanism is flowed in filtering mechanism, control panel (2) horizontal fixed set up bottom case (1) front side surface in switch (5) outside, control panel (2) are through controller respectively with accuse flow mechanism, filtering mechanism in electrical equipment signal connection.

2. A portable blood purification device according to claim 1, wherein: the supporting plate (3) is integrated with the bottom box (1) into a whole by adopting a welding process, the folding caster wheels (4) are controlled by springs to rotate through sliding grooves, and the rotating angle is 0-90 degrees.

3. A portable blood purification device according to claim 1, wherein: and one end of the bottom of the inner wall of the bottom box (1) is provided with a storage battery (13) and is matched with an external power supply to control the power connection of equipment.

4. A portable blood purification device according to claim 1, wherein: the hydraulic connecting rods (7) are multi-section jacking oil cylinders, four groups of hydraulic connecting rods (7) are vertically arranged between the bottom box (1) and the sealing cover (8) and are synchronously controlled to move up and down.

5. A portable blood purification device according to claim 1, wherein: the horizontal central line of the top surface of the sealing cover (8) is movably provided with a handle (14) through a connecting seat, and the processing box (9) is integrated with the sealing cover (8) into a whole by adopting a welding process.

6. A portable blood purification device according to claim 1, wherein: the flow control mechanism is composed of a blood transfusion network consisting of a built-in blood pump (15), a pressure detector (16), a bubble detector (17), a flow control valve (18) and a multi-type transfusion tube.

7. A portable blood purification device according to claim 6, wherein: the middle part of the lower end of the front side surface of the treatment box (9) is vertically and fixedly provided with a steady flow cylinder (19) through a binding band, the steady flow cylinder (19) is of an upper liquid outlet structure, and a pressure detector (16) and a bubble detector (17) are respectively communicated with the inner cavity of the steady flow cylinder (19) through analysis tubes.

8. A portable blood purification device according to claim 1, wherein: the filtering mechanism comprises a dialyzer (20), a blood filter (21), a blood perfusion device (22), a plasma component separator (23) and other purification equipment.

9. A portable blood purification device according to claim 1, wherein: two groups of electric rotating disks (10) are arranged on the front side of the treatment box (9), and each group of electric rotating disks is two, wherein the electric rotating disks (10) are synchronously controlled to rotate forwards and reversely by a stepping motor, and the rotating angle is-30 degrees.