CN114796670A - Peritoneal dialysis device for controlling dosage and flow rate of peritoneal dialysis solution - Google Patents

Peritoneal dialysis device for controlling dosage and flow rate of peritoneal dialysis solution Download PDF

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Publication number
CN114796670A
CN114796670A CN202210537865.6A CN202210537865A CN114796670A CN 114796670 A CN114796670 A CN 114796670A CN 202210537865 A CN202210537865 A CN 202210537865A CN 114796670 A CN114796670 A CN 114796670A
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China
Prior art keywords
peritoneal dialysis
baffle
box
dialysate
liquid level
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Withdrawn
Application number
CN202210537865.6A
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Chinese (zh)
Inventor
李小生
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First Affiliated Hospital of Gannan Medical University
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First Affiliated Hospital of Gannan Medical University
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Priority to CN202210537865.6A priority Critical patent/CN114796670A/en
Publication of CN114796670A publication Critical patent/CN114796670A/en
Withdrawn legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
    • A61M1/287—Dialysates therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/18—General characteristics of the apparatus with alarm
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • A61M2205/3334—Measuring or controlling the flow rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3379—Masses, volumes, levels of fluids in reservoirs, flow rates

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  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Urology & Nephrology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • External Artificial Organs (AREA)

Abstract

The invention belongs to the technical field of peritoneal dialysis devices, and particularly relates to a peritoneal dialysis device for controlling the using amount and flow rate of peritoneal dialysis solution, which comprises a dialysis solution box and an installation box, wherein the front side wall of the dialysis solution box is provided with a visual window, the front side of the visual window is provided with liquid level scale marks, and the bottom wall of the dialysis solution box is communicated with an inner cavity and is provided with a connecting pipe; the bottom end of the connecting pipe is communicated with the installation box. According to the invention, the amount of the residual liquid in the dialysate tank can be visually seen through the visual window and the liquid level scale lines, and when the liquid level sensor monitors that the residual amount in the dialysate tank is too low, the liquid level sensor sends out audible and visual alarm to warn; and the inside liquid of dislysate case passes through the connecting pipe and flows in right cavity, drives the bull stick through the crank and rotates together with the gear, and the external tooth that the gear is connected through the meshing drives the baffle and moves about the direction to adjust the baffle position and be used for the bore size of shutoff drain pipe, thereby adjust the flow of drain pipe.

Description

Peritoneal dialysis device for controlling dosage and flow rate of peritoneal dialysis solution
Technical Field
The invention relates to the technical field of peritoneal dialysis devices, in particular to a peritoneal dialysis device for controlling the using amount and flow rate of peritoneal dialysis solution.
Background
Peritoneal dialysis is one of the treatments for uremia patients, and removes the metabolic products and excessive water retained in the body by exchanging the solute and water between the dialysate infused into the abdominal cavity and the plasma components in the capillary vessel on the other side of the peritoneal cavity, and meanwhile, supplements the substances necessary for the body through the dialysate. By constantly renewing the peritoneal fluid, the aim of renal replacement or supportive therapy is achieved. In the peritoneal dialysis treatment, peritoneal dialysis solution is filled into the abdominal cavity through a peritoneal dialysis catheter. One side of the peritoneum in the peritoneal cavity is blood containing waste and redundant water in peritoneal capillaries, and the other side is peritoneal dialysis solution, wherein the waste and redundant water in the blood penetrate the peritoneal membrane to enter the peritoneal dialysis solution. The specification of the existing peritoneal dialysis solution is 2L per bag, the peritoneal dialysis solution is not packaged in other specifications, and the solution inlet bag and the solution outlet bag are not provided with scale marks, clinicians often need to set peritoneal dialysis infusion amounts with different dosages according to the illness states of patients during treatment, but because the specification of the peritoneal dialysis solution is only one, clinical nurses can only carry out peritoneal dialysis operation by a visual combined fractional weighing method, the infusion amount cannot be accurately controlled by a visual method, the calculation of the ultrafiltration amount of the patients is influenced, and larger workload is easily brought to medical staff in the operation process, so that the peritoneal dialysis device with the metering function is provided. In the prior art, there is a need to develop a peritoneal dialysis device that controls the amount and flow rate of peritoneal dialysis solution.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:
a peritoneal dialysis device for controlling the volume and flow rate of peritoneal dialysis solution, comprising:
the front side wall of the dialysate box is provided with a visual window, the front side of the visual window is provided with liquid level scale marks, and the bottom wall of the dialysate box is communicated with the inner cavity and is provided with a connecting pipe;
the mounting box, connecting pipe bottom intercommunication is provided with the mounting box, the mounting box is cuboid and two cavities of inner chamber middle part right side cavity and left cavity through the baffle share, the connecting pipe intercommunication right side cavity inner chamber, the left side cavity inner chamber bottom left right side direction laminating is slided and is provided with the baffle, the baffle top is provided with the external tooth, it is provided with the bull stick to rotate between the lateral wall around the left side cavity inner chamber, the bull stick is provided with the gear, gear engagement connects the external tooth, the right-hand member of baffle runs through the baffle lateral wall and is located right cavity inner chamber, the baffle runs through the baffle lateral wall all around and is provided with the elastic sealing pad, the baffle left end runs through mounting box left side wall and preceding lateral wall are provided with the regulation scale mark.
In a preferred embodiment of the peritoneal dialysis apparatus for controlling the amount and flow rate of the peritoneal dialysis solution according to the present invention, wherein: and a liquid level sensor used for monitoring the residual amount of liquid in the dialysate box is arranged at the top of the dialysate box.
In a preferred embodiment of the peritoneal dialysis apparatus for controlling the amount and flow rate of the peritoneal dialysis solution according to the present invention, wherein: the lateral wall of the dialysate box is provided with a PLC and an alarm, and the liquid level sensor is electrically connected with the PLC and the alarm.
In a preferred embodiment of the peritoneal dialysis apparatus for controlling the amount and flow rate of the peritoneal dialysis solution according to the present invention, wherein: the right cavity inner chamber of mounting box diapire intercommunication is provided with the drain pipe, the baffle is used for shutoff drain pipe upper end.
As a preferable embodiment of the peritoneal dialysis apparatus for controlling the consumption and flow rate of the peritoneal dialysis solution according to the invention, wherein: the drain pipe bottom is connected with the one end of the dialysis main pipe, and the dialysis main pipe is a three-way pipe and is provided with a three-way valve.
In a preferred embodiment of the peritoneal dialysis apparatus for controlling the amount and flow rate of the peritoneal dialysis solution according to the present invention, wherein: the other end of the dialysis main pipe is connected with a waste liquid tank through a waste liquid pipe.
In a preferred embodiment of the peritoneal dialysis apparatus for controlling the amount and flow rate of the peritoneal dialysis solution according to the present invention, wherein: the adjusting scale marks are located outside the installation box and arranged along the movable direction of the baffle.
In a preferred embodiment of the peritoneal dialysis apparatus for controlling the amount and flow rate of the peritoneal dialysis solution according to the present invention, wherein: the front end of the rotating rod extends through the front side wall of the installation box and is provided with a crank, and an anti-skidding sleeve is arranged at the hand-held position of the crank.
Compared with the prior art, the invention has the beneficial effects that: the amount of the residual liquid in the dialysate box can be visually seen through the visual window and the liquid level scale lines, and when the liquid level sensor monitors that the residual amount in the dialysate box is too low, an audible and visual alarm is sent out through the alarm to warn; and the inside liquid of dislysate case passes through the connecting pipe and flows in right cavity, drives the bull stick through the crank and rotates together with the gear, and the external tooth that the gear is connected through the meshing drives the baffle and moves about the direction to adjust the baffle position and be used for the bore size of shutoff drain pipe, thereby adjust the flow of drain pipe.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the structure of the mounting box of the present invention;
FIG. 3 is a schematic view of the internal structure of the mounting box of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the internal components of the left chamber of FIG. 3 according to the present invention;
FIG. 5 is a left side view of the structure of FIG. 3 according to the present invention.
In the figure: the dialysis solution tank 100, the visual window 110, the liquid level scale mark 120, the liquid level sensor 130, the connecting pipe 140, the liquid outlet pipe 150, the dialysis main pipe 160, the waste liquid pipe 170, the waste liquid tank 180, the installation box 200, the partition plate 210, the right chamber 220, the left chamber 230, the baffle plate 240, the external teeth 250, the rotating rod 260, the gear 270, the adjusting scale mark 280 and the crank 290.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 to 5 are schematic views showing the structure of a peritoneal dialysis apparatus for controlling the amount and flow rate of a peritoneal dialysis solution according to the present invention, which comprises:
the dialysate box 100, a visual window 110 is arranged on the front side wall of the dialysate box 100, liquid level scale marks 120 are arranged on the front side of the visual window 110, and a connecting pipe 140 is arranged in the cavity communicated with the bottom wall of the dialysate box 100;
the bottom end of the connecting pipe 140 is communicated with the installation box 200, the installation box 200 is rectangular, the middle of an inner cavity of the installation box 200 is divided into a right cavity 220 and a left cavity 230 by a partition plate 210, the connecting pipe 140 is communicated with the inner cavity of the right cavity 220, a baffle 240 is arranged at the bottom of the inner cavity of the left cavity 230 in a left-right direction in a matching and sliding manner, external teeth 250 are arranged at the top of the baffle 240, a rotating rod 260 is rotatably arranged between the front side wall and the rear side wall of the inner cavity of the left cavity 230, the rotating rod 260 is provided with a gear 270, the gear 270 is meshed with the external teeth 250, the right end of the baffle 240 penetrates through the side wall of the partition plate 210 and is positioned in the inner cavity of the right cavity 220, and elastic gaskets are arranged on the peripheral outer side wall of the baffle 240 penetrating through the partition plate 210, so that the baffle 240 and the penetrating position of the partition plate 210 are tightly matched and connected, and liquid is prevented from leaking from the connecting position of the baffle 210 and the baffle 240; the left end of the baffle 240 penetrates through the left side wall of the installation box 200, and the front side wall is provided with an adjusting scale mark 280.
The top of the dialysate box 100 is provided with a liquid level sensor 130 for monitoring the residual amount of liquid in the dialysate box 100, the outer side wall of the dialysate box 100 is provided with a PLC and an alarm, the liquid level sensor 130 is electrically connected with the PLC and the alarm, and when the liquid level sensor 130 monitors that the residual amount in the dialysate box 100 is too low, the alarm gives out audible and visual alarm to warn;
a liquid outlet pipe 150 is arranged in the inner cavity of the right cavity 220 communicated with the bottom wall of the mounting box 200, the baffle 240 is used for blocking the upper end of the liquid outlet pipe 150, and the aperture of the liquid outlet pipe 150 is blocked by adjusting the position of the baffle 240, so that the flow of the liquid outlet pipe 150 is adjusted;
the bottom end of the liquid outlet pipe 150 is connected with one end of a dialysis main pipe 160, the dialysis main pipe 160 is a three-way pipe and is provided with a three-way valve, and the other end of the dialysis main pipe 160 is connected with a waste liquid tank 180 through a waste liquid pipe 170 and is used for receiving waste liquid;
the adjusting scale lines 280 are positioned outside the installation box 200 and are arranged along the movable direction of the baffle 240, so that a user can visually check the numerical values of the adjusting scale lines 280 from the outside;
the front end of the rotating rod 260 extends through the front side wall of the installation box 200 and is provided with a crank 290, the hand holding part of the crank 290 is provided with an anti-skidding sleeve, and the rotating rod 260 and the gear 270 are conveniently driven to rotate through the crank 290;
in a specific using process, the amount of the residual liquid in the dialysate tank 100 can be visually seen through the visual window 110 and the liquid level scale mark 120, and when the liquid level sensor 130 detects that the residual amount in the dialysate tank 100 is too low, an audible and visual alarm is sent out through the alarm to warn; the liquid in the dialysate box 100 flows into the right chamber 220 through the connecting pipe 140, the crank 290 drives the rotating rod 260 to rotate together with the gear 270, the gear 270 drives the baffle 240 to move in the left-right direction through the external teeth 250 connected in a meshed manner, so that the position of the baffle 240 is adjusted to block the aperture of the liquid outlet pipe 150, and the flow rate of the liquid outlet pipe 150 is adjusted.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (8)

1. A peritoneal dialysis device for controlling the volume and flow rate of peritoneal dialysis solution, comprising:
the dialysate box (100), wherein a visual window (110) is arranged on the front side wall of the dialysate box (100), liquid level scale marks (120) are arranged on the front side of the visual window (110), and a connecting pipe (140) is arranged on the bottom wall of the dialysate box (100) and communicated with an inner cavity;
installation box (200), connecting pipe (140) bottom intercommunication is provided with installation box (200), installation box (200) are the cuboid and the inner chamber middle part falls into two cavities of right cavity (220) and left cavity (230) through baffle (210), connecting pipe (140) intercommunication right cavity (220) inner chamber, the direction laminating is slided about left cavity (230) inner chamber bottom is provided with baffle (240), baffle (240) top is provided with external tooth (250), it is provided with bull stick (260) to rotate around left cavity (230) inner chamber between the lateral wall, bull stick (260) is provided with gear (270), external tooth (250) are connected in gear (270) meshing, the right-hand member of baffle (240) runs through baffle (210) lateral wall and is located right cavity (220) inner chamber, baffle (240) run through baffle (210) the lateral wall all around be provided with the elastic sealing pad, the left end of the baffle (240) penetrates through the left side wall of the installation box (200) and the front side wall of the installation box is provided with an adjusting scale mark (280).
2. The peritoneal dialysis set of claim 1, wherein: the top of the dialysate tank (100) is provided with a liquid level sensor (130) for monitoring the residual amount of liquid in the dialysate tank (100).
3. A peritoneal dialysis set according to claim 2, wherein the volume and flow rate of the peritoneal dialysis solution are controlled by: the lateral wall of the dialysate box (100) is provided with a PLC and an alarm, and the liquid level sensor (130) is electrically connected with the PLC and the alarm.
4. The peritoneal dialysis set of claim 1, wherein: installation case (200) diapire intercommunication right cavity (220) inner chamber is provided with drain pipe (150), baffle (240) are used for shutoff drain pipe (150) upper end.
5. A peritoneal dialysis set according to claim 4, wherein the peritoneal dialysis solution dosage and flow rate are controlled by: the one end that dialysis was responsible for (160) is connected to drain pipe (150) bottom, dialysis is responsible for (160) and is provided with the three-way valve for the three-way pipe.
6. The peritoneal dialysis device of claim 5, wherein: the other end of the dialysis main pipe (160) is connected with a waste liquid tank (180) through a waste liquid pipe (170).
7. The peritoneal dialysis set of claim 1, wherein: the adjusting scale marks (280) are positioned outside the installation box (200) and are arranged along the moving direction of the baffle plate (240).
8. The peritoneal dialysis set of claim 1, wherein: the front end of the rotating rod (260) extends through the front side wall of the installation box (200) and is provided with a crank (290), and a hand-held part of the crank (290) is provided with an anti-skidding sleeve.
CN202210537865.6A 2022-05-18 2022-05-18 Peritoneal dialysis device for controlling dosage and flow rate of peritoneal dialysis solution Withdrawn CN114796670A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210537865.6A CN114796670A (en) 2022-05-18 2022-05-18 Peritoneal dialysis device for controlling dosage and flow rate of peritoneal dialysis solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210537865.6A CN114796670A (en) 2022-05-18 2022-05-18 Peritoneal dialysis device for controlling dosage and flow rate of peritoneal dialysis solution

Publications (1)

Publication Number Publication Date
CN114796670A true CN114796670A (en) 2022-07-29

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CN202210537865.6A Withdrawn CN114796670A (en) 2022-05-18 2022-05-18 Peritoneal dialysis device for controlling dosage and flow rate of peritoneal dialysis solution

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Application publication date: 20220729