CN213374265U

CN213374265U - Clinical hemodialysis device of nephrology dept

Info

Publication number: CN213374265U
Application number: CN202021686094.XU
Authority: CN
Inventors: 孙明磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-06-08
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a clinical hemodialysis device for nephrology department, which comprises a dialyzer, a first liquid inlet pipe, a first liquid outlet pipe, a second liquid inlet pipe, a second liquid outlet pipe, a pressure pump, a filtrate collecting bag and a replacement liquid bag, wherein the blood inlet of the dialyzer is fixed with the first liquid inlet pipe, the blood outlet of the dialyzer is fixed with the first liquid outlet pipe, the filtrate inlet of the dialyzer is fixed with the second liquid inlet pipe, the filtrate outlet of the dialyzer is fixed with the second liquid outlet pipe, one ends of the first liquid inlet pipe, the second liquid inlet pipe and the second liquid outlet pipe are all fixed with the pressure pump, one end of the second liquid outlet pipe is fixed with the filtrate collecting bag, one end of the second liquid inlet pipe is fixed with the replacement liquid bag, one end of the first liquid outlet pipe is fixed with a bubble detector, the utility model can heat dialyzed blood, reduce discomfort of people, and facilitate the installation and disassembly of people between the first liquid outlet pipe and the heating device, is convenient for people to use.

Description

Clinical hemodialysis device of nephrology dept

Technical Field

The utility model relates to a clinical hemodialysis technical field specifically is a clinical hemodialysis device of nephrology dept.

Background

Hemodialysis is one of the kidney replacement treatment modes of patients with acute and chronic renal failure. The blood and electrolyte solution (dialysate) with similar concentration of organism are arranged inside and outside one hollow fiber by draining the blood in vivo to the outside of the body through a dialyzer consisting of a plurality of hollow fibers, and the material exchange is carried out by dispersion/convection, thereby removing the metabolic waste in the body and maintaining the balance of electrolyte and acid-base; clear away internal too much moisture simultaneously to the whole process that will pass through the blood feedback of purification is called hemodialysis, and people are when doing the dialysis, and it is external that blood flows out, leads to the blood temperature lower, inputs human back once more, to causing human discomfort, generally can install heating device additional in defeated blood vessel one end, but inside current heating device was not convenient for people to insert defeated blood vessel into heating device, and it is comparatively troublesome to use, for this reason, we propose a clinical hemodialysis device of nephrology dept.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clinical hemodialysis device of nephrology dept to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a clinical hemodialysis device for nephrology department comprises a dialyzer, a first liquid inlet pipe, a first liquid outlet pipe, a second liquid inlet pipe, a second liquid outlet pipe, a pressure pump, a filtrate collecting bag and a replacement fluid bag, a first liquid inlet pipe is fixed at a blood inlet of the dialyzer, a first liquid outlet pipe is fixed at a blood outlet of the dialyzer, a second liquid inlet pipe is fixed at a filtrate inlet of the dialyzer, a second liquid outlet pipe is fixed at a filtrate outlet of the dialyzer, one end of each of the first liquid inlet pipe, the second liquid inlet pipe and the second liquid outlet pipe is fixedly provided with a pressure pump, one end of the second liquid outlet pipe is fixedly provided with a filtrate collecting bag, one end of the second liquid inlet pipe is fixed with a replacement liquid bag, one end of the first liquid outlet pipe is fixed with a bubble detector, one end of the first liquid outlet pipe close to the bubble detector is fixed with a temperature sensor, and one end of the first liquid outlet pipe close to the temperature sensor is connected with a heating device convenient for people to use.

Preferably, the heating device comprises a fixed seat, a lower semicircular shell, an upper semicircular shell, an electric heating wire, a semicircular heat conduction plate, a first fixing strip, a second fixing strip and a limiting mechanism, a fixed seat is arranged at the bottom of one end of the first liquid outlet pipe close to the temperature sensor, a lower semicircular shell is fixed at the top of the fixed seat, one end of the top of the lower semicircular shell is rotationally connected with an upper semicircular shell through a torsion hinge, the inner walls of the upper semicircular shell and the lower semicircular shell are both provided with grooves, the inner wall of the groove is fixed with an electric heating wire, the inner walls of the upper semicircular shell and the lower semicircular shell are both fixed with semicircular heat conducting plates, the two semicircular heat conducting plates are positioned at the outer side of the first liquid outlet pipe, a first fixing strip is fixed at one end of the upper semicircular shell, a second fixing strip is fixed at one end, close to the first fixing strip, of the lower semicircular shell, and limiting mechanisms are symmetrically fixed on the lower surface of the first fixing strip.

Preferably, stop gear includes inserted block, slot, spout, fixture block, first spring, draw-in groove, slide bar, push pedal and clamp plate, first fixed strip bottom symmetry is fixed with the inserted block, the slot has been seted up to second fixed strip upper surface symmetry, the spout has been seted up to inserted block one side, spout inner wall sliding connection has the fixture block, the spout inner wall is fixed with first spring, first spring one end and fixture block fixed connection, the draw-in groove has been seted up to one side that the slot inner wall is close to the fixture block, and fixture block and draw-in groove joint, the slide opening has been seted up to draw-in groove inner wall one side, slide opening inner wall sliding connection has the slide bar, the one end that the slide bar is close to the fixture block is fixed with the push pedal, and push pedal and draw-in groove sliding connection, the.

Preferably, a spring groove is formed in one end, away from the clamping groove, of the sliding hole, a second spring is sleeved at one end, close to the spring groove, of the sliding rod, one end of the second spring is fixedly connected with the spring groove, and the other end of the second spring is fixedly connected with the pressing plate.

Preferably, the inner wall of the sliding groove is provided with a limiting groove, one end of the clamping block, which is close to the limiting groove, is fixed with a limiting block, and the limiting block is connected with the limiting groove in a sliding manner.

Preferably, the bottom of the insertion block is provided with a chamfer.

Preferably, one end of the clamping block, which is close to the clamping groove, is inclined.

Compared with the prior art, the beneficial effects of the utility model are that:

when the utility model is used, blood is pumped into a dialyzer through a pressure pump, dialysis is carried out through dialysate, then the dialyzed blood is discharged into the body of people through a first liquid outlet pipe, the hemodialysis is the prior disclosed technology and is not repeated again, the blood is heated through a heating wire when passing through a heating device, so that heat is transferred to a semicircular heat conduction plate, the heat is uniformly transferred to the blood in the first liquid outlet pipe through the semicircular heat conduction plate, the blood is heated, when people place the first liquid outlet pipe into the heating device, one end of the first liquid outlet pipe is placed in a semicircular heat conduction plate in a lower semicircular shell, then, the upper semicircular shell is driven to rotate by overturning the first fixing strip, so that the upper semicircular shell drives the semicircular heat conduction plate to clamp the first liquid outlet pipe between the upper semicircular shell and the lower semicircular shell, until the first fixing strip on the upper semicircular shell is contacted with a second fixing strip, when people need to take down the first liquid outlet pipe after dialysis is finished, people can press the pressing plate by pressing the pressing plate and then drive the pushing plate to slide by the sliding rod, so that the pushing plate pushes the clamping block to slide out of the clamping groove, the upper semicircular shell is overturned upwards under the action of the torsion hinge, the lower semicircular shell is opened, people can directly take out the first liquid outlet pipe, the pushing plate is always close to one end of the clamping groove far away from the clamping groove under the condition that people drive the pressing plate by arranging the second spring, and the device can heat dialyzed blood, reduce people's discomfort, and make things convenient for people to use people with the installation and the dismantlement between first drain pipe and the heating device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a heating device according to the present invention;

FIG. 3 is a schematic cross-sectional view of the heating device of the present invention;

fig. 4 is an enlarged view of fig. 3 at a.

In the figure: 1. a dialyzer; 2. a first liquid inlet pipe; 3. a first liquid outlet pipe; 4. a second liquid inlet pipe; 5. a second liquid outlet pipe; 6. a pressure pump; 7. a filtrate collection bag; 8. a replacement fluid bag; 9. a heating device; 91. a fixed seat; 92. a lower semicircular shell; 93. an upper semicircular shell; 94. an electric heating wire; 95. a semicircular heat conducting plate; 96. a first fixing strip; 97. a second fixing strip; 98. a limiting mechanism; 981. inserting a block; 982. a slot; 983. a chute; 984. a clamping block; 985. a first spring; 986. a card slot; 987. a slide bar; 988. pushing the plate; 989. pressing a plate; 10. a bubble detector; 11. a temperature sensor; 12. a second spring; 13. and a limiting block.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a clinical hemodialysis apparatus for nephrology department in the figure includes a dialyzer 1, a first liquid inlet tube 2, a first liquid outlet tube 3, a second liquid inlet tube 4, a second liquid outlet tube 5, a pressure pump 6, a filtrate collecting bag 7 and a substitution liquid bag 8, wherein a first liquid inlet tube 2 is fixed at a blood inlet of the dialyzer 1, a first liquid outlet tube 3 is fixed at a blood outlet of the dialyzer 1, a second liquid inlet tube 4 is fixed at a filtrate inlet of the dialyzer 1, a second liquid outlet tube 5 is fixed at a filtrate outlet of the dialyzer 1, one end of each of the first liquid inlet tube 2, the second liquid inlet tube 4 and the second liquid outlet tube 5 is fixed with the pressure pump 6, one end of the second liquid outlet tube 5 is fixed with the filtrate collecting bag 7, one end of the second liquid inlet tube 4 is fixed with the substitution liquid bag 8, one end of the first liquid outlet tube 3 is fixed with a bubble detector 10, one end of the first liquid outlet tube 3 close to the bubble detector 10 is fixed with a temperature sensor 11, one end of the first liquid outlet pipe 3 close to the temperature sensor 11 is clamped with a heating device 9 convenient for people to use.

Referring to fig. 2 and 3, the heating device 9 includes a fixing base 91, a lower semicircular shell 92, an upper semicircular shell 93, heating wires 94, a semicircular heat-conducting plate 95, a first fixing strip 96, a second fixing strip 97 and a limiting mechanism 98, the fixing base 91 is disposed at the bottom of one end of the first liquid outlet pipe 3 close to the temperature sensor 11, the lower semicircular shell 92 is fixed at the top of the fixing base 91, the upper semicircular shell 93 is rotatably connected to one end of the top of the lower semicircular shell 92 through a torsion hinge, grooves are formed in the inner walls of the upper semicircular shell 93 and the lower semicircular shell 92, the heating wires 94 are fixed on the inner walls of the grooves, the semicircular heat-conducting plates 95 are fixed on the inner walls of the upper semicircular shell 93 and the lower semicircular shell 92, the two semicircular heat-conducting plates 95 are disposed at the outer side of the first liquid outlet pipe 3, the first fixing strip 96 is fixed at one end of the upper semicircular shell 93, the second fixing strip 97 is fixed at one end of the lower semicircular shell 92 close to the first fixing, limiting mechanisms 98 are symmetrically fixed on the lower surface of the first fixing strip 96, so that the first liquid outlet pipe 3 can be heated conveniently.

Referring to fig. 4, the limiting mechanism 98 includes an inserting block 981, a slot 982, a sliding groove 983, a fixture block 984, a first spring 985, a slot 986, a sliding rod 987, a push plate 988 and a pressing plate 989, the inserting block 981 is symmetrically fixed at the bottom of the first fixing strip 96, the inserting block 981 is provided with a chamfer at the bottom, the slot 982 is symmetrically provided at the upper surface of the second fixing strip 97, the sliding groove 983 is provided at one side of the inserting block 981, the fixture block 984 is slidably connected to the inner wall of the sliding groove 983, the end of the fixture block 984 close to the slot 986 is provided with an inclined surface, the first spring 985 is fixed to the inner wall of the sliding groove 983, one end of the first spring 985 is fixedly connected to the fixture block 984, the slot 986 is provided at one side of the inner wall of the slot 982 close to the fixture block 984, the fixture block 984 is connected to the slot 986 in a clamping manner, a sliding hole is provided at one side of the inner wall of the, and push pedal 988 and draw-in groove 986 sliding connection, the one end that push pedal 988 was kept away from to slide bar 987 is fixed with clamp plate 989, is convenient for carry on spacingly to first fixed strip 96 and second fixed strip 97.

Referring to fig. 4, a spring groove is formed in one end of the slide hole, which is far away from the slot 986, a second spring 12 is sleeved on one end of the slide rod 987, which is near the spring groove, one end of the second spring 12 is fixedly connected with the spring groove, the other end of the second spring 12 is fixedly connected with the pressing plate 989, and the second spring 12 is arranged to enable the pushing plate 988 to be always close to one end of the slot 982, which is far away from the slot 986, of the slot 986 under the condition that people drive the pressing plate 989.

Referring to fig. 4, a limiting groove is formed in the inner wall of the sliding groove 983, a limiting block 13 is fixed to one end of the clamping block 984 close to the limiting groove, and the limiting block 13 is slidably connected with the limiting groove, so that the clamping block 984 is limited.

The working principle is as follows:

when in use, blood is pumped into the dialyzer 1 by the pressure pump 6, dialyzed by dialysate, and then the dialyzed blood is discharged into the body of people through the first liquid outlet pipe 3, the hemodialysis is a prior disclosed technology and is not repeated, when the blood passes through the heating device 9, the blood is heated by the heating wire 94, so that heat is transferred to the semicircular heat conduction plate 95, the heat is uniformly transferred to the blood in the first liquid outlet pipe 3 through the semicircular heat conduction plate 95, the blood is heated, when people place the first liquid outlet pipe 3 into the heating device 9, one end of the first liquid outlet pipe 3 is placed in the semicircular heat conduction plate 95 in the lower semicircular shell 92, then, the first fixing strip 96 is turned over, and the upper semicircular shell 93 is driven to rotate, so that the upper semicircular shell 93 drives the semicircular heat conduction plate 95 to clamp the first liquid outlet pipe 3 between the upper semicircular shell 93 and the lower semicircular shell 92, until the first fixing strip 96 on the upper semicircular shell 93 contacts with the second fixing strip 97, so that the insert 981 on the first fixing strip 96 is inserted into the slot 982, the slot 982 presses the inclined surface of the fixture block 984, the fixture block 984 slides into the chute 983, when the insert 981 completely slides into the slot 982, the chute 983 coincides with the slot 986, the fixture block 984 is clamped into the slot 986 under the elastic force of the first spring 985, the insert 981 is limited, so that the first fixing strip 96 cannot be separated from the second fixing strip 97, the upper semicircular shell 93 cannot be opened, when people need to take down the first liquid outlet pipe 3 after dialysis, people press the pressing plate 989, further drive the push plate 988 to slide through the slide rod 987, so that the push plate 988 pushes the fixture block 984 to slide out of the slot 986, at the moment, the upper semicircular shell 93 turns upwards under the action of the torsion hinge, the lower semicircular shell 92 is opened, and people can directly take out the first liquid outlet pipe 3, the second spring 12 is provided to keep the push plate 988 always close to the end of the slot 986 away from the slot 982 when the push plate 989 is driven by a person.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clinical hemodialysis device of nephrology dept, includes cerini dialyser cerini (1), first feed liquor pipe (2), first drain pipe (3), second feed liquor pipe (4), second drain pipe (5), force pump (6), filtrating and collect bag (7) and replacement fluid bag (8), its characterized in that: a first liquid inlet pipe (2) is fixed at a blood inlet of the dialyzer (1), a first liquid outlet pipe (3) is fixed at a blood outlet of the dialyzer (1), a second liquid inlet pipe (4) is fixed at a filtrate inlet of the dialyzer (1), a second liquid outlet pipe (5) is fixed at a filtrate outlet of the dialyzer (1), one end of the first liquid inlet pipe (2), one end of the second liquid inlet pipe (4) and one end of the second liquid outlet pipe (5) are all fixed with a pressure pump (6), a filtrate collecting bag (7) is fixed at one end of the second liquid outlet pipe (5), a replacement liquid bag (8) is fixed at one end of the second liquid inlet pipe (4), a bubble detector (10) is fixed at one end of the first liquid outlet pipe (3), a temperature sensor (11) is fixed at one end of the first liquid outlet pipe (3) close to the bubble detector (10), one end of the first liquid outlet pipe (3) close to the temperature sensor (11) is clamped with a heating device (9) which is convenient for people to use.

2. The nephrological clinical hemodialysis device of claim 1, wherein: the heating device (9) comprises a fixing seat (91), a lower semicircular shell (92), an upper semicircular shell (93), an electric heating wire (94), a semicircular heat-conducting plate (95), a first fixing strip (96), a second fixing strip (97) and a limiting mechanism (98), wherein the bottom of one end, close to the temperature sensor (11), of the first liquid outlet pipe (3) is provided with the fixing seat (91), the top of the fixing seat (91) is fixedly provided with the lower semicircular shell (92), one end of the top of the lower semicircular shell (92) is rotatably connected with the upper semicircular shell (93) through a torsion hinge, the inner walls of the upper semicircular shell (93) and the lower semicircular shell (92) are respectively provided with a groove, the inner walls of the grooves are fixedly provided with the electric heating wire (94), the inner walls of the upper semicircular shell (93) and the lower semicircular shell (92) are respectively fixedly provided with the semicircular heat-conducting plate (95), and the semicircular heat-conducting plates (95) are positioned outside the first, go up semicircle shell (93) one end and be fixed with first fixed strip (96), the one end that semicircle shell (92) are close to first fixed strip (96) down is fixed with second fixed strip (97), surface symmetry is fixed with stop gear (98) under first fixed strip (96).

3. The nephrological clinical hemodialysis device of claim 2, wherein: the limiting mechanism (98) comprises an insert block (981), a slot (982), a sliding groove (983), a fixture block (984), a first spring (985), a clamping groove (986), a sliding rod (987), a push plate (988) and a pressing plate (989), the bottom of the first fixing strip (96) is symmetrically fixed with the insert block (981), the upper surface of the second fixing strip (97) is symmetrically provided with the slot (982), one side of the insert block (981) is provided with the sliding groove (983), the inner wall of the sliding groove (983) is slidably connected with the fixture block (984), the inner wall of the sliding groove (983) is fixed with the first spring (985), one end of the first spring (985) is fixedly connected with the fixture block (984), one side of the inner wall of the slot (982) close to the fixture block (984) is provided with the clamping groove (986), the fixture block (984) is connected with the clamping groove (986), one side of the inner wall of the sliding hole is slidably connected with the inner wall, the push plate (988) is fixed to the one end that slide bar (987) are close to fixture block (984), and push plate (988) and draw-in groove (986) sliding connection, the one end that slide bar (987) kept away from push plate (988) is fixed with clamp plate (989).

4. The nephrological clinical hemodialysis device of claim 3, wherein: the spring groove has been seted up to the one end that the draw-in groove (986) was kept away from to the slide opening, the pot head that slide bar (987) is close to the spring groove is equipped with second spring (12), second spring (12) one end and spring groove fixed connection, and the second spring (12) other end and clamp plate (989) fixed connection.

5. The nephrological clinical hemodialysis device of claim 3, wherein: the limiting groove is formed in the inner wall of the sliding groove (983), a limiting block (13) is fixed to one end, close to the limiting groove, of the clamping block (984), and the limiting block (13) is connected with the limiting groove in a sliding mode.

6. The nephrological clinical hemodialysis device of claim 3, wherein: the bottom of the insert block (981) is provided with a chamfer.

7. The nephrological clinical hemodialysis device of claim 5, wherein: one end of the clamping block (984) close to the clamping groove (986) is arranged in an inclined plane.