CN108245768B - Dialysis tube fixing device for nephrology department - Google Patents
Dialysis tube fixing device for nephrology department Download PDFInfo
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- CN108245768B CN108245768B CN201810210782.XA CN201810210782A CN108245768B CN 108245768 B CN108245768 B CN 108245768B CN 201810210782 A CN201810210782 A CN 201810210782A CN 108245768 B CN108245768 B CN 108245768B
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- negative pressure
- sealing
- piece
- dialysis tube
- fixedly connected
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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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
-
- 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
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
- A61M2025/028—Holding devices, e.g. on the body having a mainly rigid support structure
-
- 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
- A61M2209/00—Ancillary equipment
- A61M2209/08—Supports for equipment
- A61M2209/088—Supports for equipment on the body
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hematology (AREA)
- Urology & Nephrology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Emergency Medicine (AREA)
- Vascular Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a dialysis tube fixing device for nephrology department, and relates to the field of medical equipment. The device comprises a silica gel mounting plate and a plurality of square negative pressure boxes which are uniformly distributed; the lower end surfaces of the negative pressure boxes are provided with openings; the lower end face of the negative pressure box is hermetically connected with a square elastic membrane A; a sealing cavity A is formed between the negative pressure box and the elastic membrane A; the front and back adjacent A sealed cavities are hermetically communicated with the left and right adjacent A sealed cavities through communicating pipes; the front end surface of the right front negative pressure box is fixedly connected with a communicating main pipe which is hermetically communicated with the inside of the negative pressure box; the silica gel mounting panel is fixedly connected with the upper end faces of all the foremost negative pressure boxes. The invention has the beneficial effects that: a space is formed between the adjacent negative pressure boxes, so that air circulation is facilitated, and bacteria are not easy to breed; fixing the dialysis tube at multiple angles; the dialysis tube and the patient are fixed together to form a whole, so that the dialysis tube is not easy to separate.
Description
Technical Field
The invention relates to the technical field of medical equipment.
Background
In the hemodialysis treatment of nephrology department, the fixing of the dialysis tube is very important, the catheter can be dragged by carelessness, and the conventional fixing method of the catheter is to use medical adhesive plaster to stick the dialysis tube on the skin of a patient, but the adhesion strength of the medical adhesive plaster is not enough, the dialysis tube cannot be fixed well, and the dialysis tube can be dislocated by touching the dialysis tube a little, so that the dialysis tube damages internal organs of a human body; moreover, the medical adhesive plaster is adhered to the body of a patient, so that the skin of the patient hardly has air circulation, and bacteria can grow for a long time.
Disclosure of Invention
The invention aims to solve the technical problem and provides a dialysis tube fixing device for nephrology department aiming at the technical defects. A space is formed between the adjacent negative pressure boxes, so that air circulation is facilitated, and bacteria are not easy to breed; fixing the dialysis tube at multiple angles; the dialysis tube and the patient are fixed together to form a whole, so that the dialysis tube is not easy to separate.
The technical scheme adopted by the invention is as follows: the dialysis tube fixing device for the nephrology department comprises a silica gel mounting plate and a plurality of uniformly distributed square negative pressure boxes; the lower end surfaces of the negative pressure boxes are provided with openings; the lower end face of the negative pressure box is hermetically connected with a square elastic membrane A; a sealing cavity A is formed between the negative pressure box and the elastic membrane A; the front and back adjacent A sealed cavities are hermetically communicated with the left and right adjacent A sealed cavities through communicating pipes; the front end surface of the right front negative pressure box is fixedly connected with a communicating main pipe which is hermetically communicated with the inside of the negative pressure box; the silica gel mounting plate is fixedly connected with the upper end faces of all the foremost negative pressure boxes; the middle part of the upper end surface of the silica gel mounting plate is fixedly connected with a concave clamping piece; a concave B-shaped sealing cavity is arranged in the clamping piece; the left side surface and the right side surface of the clamping piece are both provided with a plurality of mounting holes which are uniformly distributed; the mounting holes are communicated with the sealing cavity B; the elastic membrane B is hermetically connected in the mounting holes; the middle part of the rear end surface of the clamping piece is fixedly connected with a connecting pipe which is hermetically communicated with the sealing cavity B; a negative pressure device is arranged between the communicating main pipe and the connecting pipe;
the negative pressure device comprises a threaded ring, a cylindrical front negative pressure piece with an opening at the rear end and a cylindrical rear negative pressure piece with an opening at the front end; the front end of the front negative pressing piece is communicated with the communication main pipe in a sealing way; the rear end of the rear negative pressing piece is communicated with the connecting pipe in a sealing way; the rear end surface of the front negative pressure piece and the front end surface of the rear negative pressure piece are both provided with T-shaped grooves along the circumferential direction; the front end surface and the rear end surface of the threaded ring are fixedly connected with clamping pieces in sliding fit with the T-shaped grooves; the front end surface of the threaded ring is rotationally connected with the rear end surface of the front negative pressure piece; the rear end face of the threaded ring is rotationally connected with the front end face of the rear negative pressure piece; the front negative pressure piece and the rear negative pressure piece are internally provided with sliding chutes in the front and rear directions; the shaft center part of the threaded ring is connected with a threaded rod in a threaded manner; the front end and the rear end of the threaded rod are fixedly connected with cylindrical sealing elements; the side surfaces of the sealing elements are fixedly connected with sliding blocks which are in sealing sliding fit with the sliding grooves; the front side sealing element is in front-back sealing sliding connection with the interior of the front negative pressure element; the rear side sealing element is in front-back sealing sliding connection with the interior of the rear negative pressure element;
a sealing cavity, a communicating pipe, a communicating header pipe, a B sealing cavity, a connecting pipe, transmission liquid are filled between the front side sealing element and the inside of the front negative pressure element and between the rear side sealing element and the inside of the rear negative pressure element.
Further optimize this technical scheme, the equal fixedly connected with silica gel material's of terminal surface sealed pad under all negative pressure boxes of dialysis tube fixing device for the nephrology dept.
Further optimize this technical scheme, the elastic membrane of dialysis tube fixing device for the nephrology dept is the natural rubber material.
The invention has the beneficial effects that:
1. the negative pressure boxes are communicated through the communicating pipe, the communicating pipe can be used as a channel for circulation of transmission fluid, the negative pressure boxes can be connected into a whole, gaps can be formed among the negative pressure boxes, and the gaps can enable air at the skin of a patient to flow through and prevent bacteria from breeding easily;
after the negative pressure box is attached to the skin of a patient, the transmission fluid in the negative pressure box is extracted, a negative pressure space is formed between the lower end face of the negative pressure box and the skin of the patient, so that the negative pressure box is adsorbed on the skin of the patient, the negative pressure box can be well connected with the skin of the patient, the dialysis tube is fixed by the clamping piece, the transmission fluid is filled into the clamping piece, a plurality of B elastic membranes can be protruded, the B elastic membranes can wrap the dialysis tube, and the B elastic membranes filled with the transmission fluid can extrude the dialysis tube, so that the dialysis tube is well fixed and is not easy to dislocate;
when the dialysis tube is fixed by the clamping piece, the original state of the dialysis tube is kept, the clamping piece is filled with transmission liquid, the elastic membrane B is protruded and can be in different states, so that the elastic membrane B can adapt to the position and the size of the dialysis tube to the maximum extent, the dialysis tube is well wrapped and fixed, and the dialysis tube can be well fixed under the condition that the dialysis tube is kept in a dialysis tube state no matter which angle or position the dialysis tube is in;
by using negative pressure control, partial transmission liquid is discharged from the negative pressure box, partial transmission liquid is sucked into the clamping piece, and the skin of a patient and the dialysis tube can be fixed simultaneously only by controlling the rotation of the threaded ring, so that the device is greatly convenient for workers and saves the operation time;
use the fixed dialysis tubing of a plurality of B elastic membranes, can not influence each other between the B elastic membrane, fixed dialysis tubing that can be better when filling into the transmission fluid, can not make dialysis tubing and holder break away from.
2. The sealing gasket can reduce the possibility of air leakage in a negative pressure space formed between the negative pressure box and the skin of the patient, and the sealing gasket can be adhered to the skin of the patient by utilizing a silica gel material to help fix the negative pressure box.
3. The elastic membrane A made of natural rubber can be better deformed, and the elastic membrane A can be very thin, so that the skin of a patient does not feel uncomfortable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a negative pressure box;
FIG. 3 is a schematic view of the structure of the clamping member;
FIG. 4 is a front and rear exploded view of the negative pressure device;
FIG. 5 is a front view of the negative pressure cartridge;
FIG. 6 is a top view of FIG. 3;
in the figure, 1, a silica gel mounting plate; 2. a negative pressure box; 3. a, an elastic film; 4. a, sealing a cavity; 5. a main pipe is communicated; 6. a clamping member; 7. b, sealing the cavity; 8. mounting holes; 9. b, an elastic film; 10. a connecting pipe; 11. a front negative pressure part; 12. a rear negative pressure member; 13. a T-shaped slot; 14. a fastener; 15. a chute; 16. a threaded rod; 17. a seal member; 18. a slider; 19. a gasket; 20. a threaded ring; 21 communicating pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-6, the dialysis catheter fixing device for nephrology department comprises a silica gel mounting plate 1 and a plurality of square negative pressure boxes 2 which are uniformly distributed; the lower end surfaces of the negative pressure boxes 2 are provided with openings; the lower end face of the negative pressure box 2 is hermetically connected with a square elastic membrane A3; a sealing cavity A4 is formed between the negative pressure box 2 and the elastic membrane A3; the front and back adjacent A sealed cavities 4 and the left and right adjacent A sealed cavities 4 are hermetically communicated through the communicating pipe 21; the front end face of the right front negative pressure box 2 is fixedly connected with a communicating header pipe 5 which is hermetically communicated with the interior of the negative pressure box 2; the silica gel mounting plate 1 is fixedly connected with the upper end faces of all the foremost negative pressure boxes 2; the middle part of the upper end surface of the silica gel mounting plate 1 is fixedly connected with a concave clamping piece 6; a concave B-shaped sealing cavity 7 is arranged in the clamping piece 6; the left side surface and the right side surface of the clamping piece 6 are both provided with a plurality of uniformly distributed mounting holes 8; the mounting holes 8 are communicated with the B sealing cavity 7; the mounting holes 8 are internally and hermetically connected with an elastic membrane B9; the middle part of the rear end surface of the clamping piece 6 is fixedly connected with a connecting pipe 10 which is hermetically communicated with the sealing cavity B7; a negative pressure device is arranged between the communicating main pipe 5 and the connecting pipe 10; the negative pressure device comprises a threaded ring 20, a cylindrical front negative pressure piece 11 with an opening at the rear end and a cylindrical rear negative pressure piece 12 with an opening at the front end; the front end of the front negative pressure piece 11 is hermetically communicated with the communicating header pipe 5; the rear end of the rear negative pressure piece 12 is hermetically communicated with the connecting pipe 10; the rear end surface of the front negative pressure piece 11 and the front end surface of the rear negative pressure piece 12 are both provided with T-shaped grooves 13 along the circumferential direction; the front end surface and the rear end surface of the threaded ring 20 are fixedly connected with a clamping piece 14 in sliding fit with the T-shaped groove 13; the front end surface of the threaded ring 20 is rotationally connected with the rear end surface of the front negative pressure piece 11; the rear end face of the threaded ring 20 is rotationally connected with the front end face of the rear negative pressure piece 12; the front negative pressure piece 11 and the rear negative pressure piece 12 are internally provided with sliding chutes 15 in the front and rear directions; the axis of the threaded ring 20 is connected with a threaded rod 16 in a threaded manner; the front end and the rear end of the threaded rod 16 are fixedly connected with cylindrical sealing pieces 17; the side surfaces of the sealing parts 17 are fixedly connected with sliding blocks 18 which are in sealing sliding fit with the sliding grooves 15; the front side sealing member 17 is in front-back sealing sliding connection with the interior of the front negative pressure member 11; the rear side sealing member 17 is in front-back sealing sliding connection with the interior of the rear negative pressure member 12; the A sealing cavity 4, the communicating pipe 21, the communicating main pipe 5, the B sealing cavity 7, the connecting pipe 10, the space between the front side sealing element 17 and the interior of the front negative pressure element 11, and the space between the rear side sealing element 17 and the interior of the rear negative pressure element 12 are all filled with transmission liquid; all lower terminal surface of negative pressure box 2 all fixedly connected with silica gel material's sealed 19 that fills up: the elastic membrane 3 is made of natural rubber.
When the invention is used, all the negative pressure boxes 2 are attached to the skin around the position of the dialysis catheter of a patient, so that the communicating pipe 21 cannot be bent, the middle part of the clamping piece 6 is clamped with the dialysis catheter, one medical care worker forcibly attaches all the negative pressure boxes 2 by hands, then the other medical care worker holds the dialysis catheter and the clamping piece 6 by one hand, the other hand holds the front negative pressure piece 11 or the rear negative pressure piece 12 and rotates the threaded ring 20, so that the negative pressure boxes 2 are adsorbed on the skin of the patient, the elastic membrane B9 on the clamping piece 6 protrudes, the space in the middle part of the clamping piece 6 is filled, and the dialysis catheter is fixed;
as shown in fig. 4, when the threaded ring 20 is rotated, for example, the rear negative pressure member 12 rotates the threaded ring 20 clockwise, due to the restriction of the sliding slot 15 and the sliding block 18, the threaded ring 20 rotates to drive the threaded rod 16 to move backward, but not drive the threaded rod 16 to rotate together, the threaded rod 16 moves backward, the pressure between the front sealing member 17 and the front negative pressure member 11 is reduced, a negative pressure state is formed, and the transmission fluid in the negative pressure case 2 is pumped, so that the negative pressure case 2 is adsorbed on the skin of the patient; the pressure between the rear side sealing element 17 and the rear negative pressure element 12 is increased, the transmission fluid is filled into the clamping element 6, the elastic membrane protrudes from the natural state, and the dialysis tube is wrapped, so that the dialysis tube and the clamping element 6 are fixed together;
when the transmission fluid in the negative pressure box 2 is extracted, the elastic membrane A3 deforms, and a negative pressure state is formed between the elastic membrane A3 and the skin of a patient, so that the elastic membrane A3 sinks into the negative pressure box 2, and the skin of the patient also protrudes into the negative pressure box 2;
when the clamping piece 6 is filled with the transmission fluid, the B elastic membrane 9 in the clamping piece 6 protrudes, and the B elastic membrane 9 protrudes more and less, so that the position and the size of the dialysis tube are adapted.
In the present invention, the transmission fluid may be a liquid having poor volatility such as oil.
Claims (3)
1. The utility model provides a dialysis tube fixing device for nephrology dept which characterized in that: comprises a silica gel mounting plate (1) and a plurality of square negative pressure boxes (2) which are uniformly distributed; the lower end surfaces of the negative pressure boxes (2) are provided with openings; the lower end face of the negative pressure box (2) is hermetically connected with a square elastic membrane A (3); a sealing cavity A (4) is formed between the negative pressure box (2) and the elastic membrane A (3); the adjacent A sealed cavities (4) are hermetically communicated through a communicating pipe (21); the right front negative pressure box (2) is hermetically communicated with a communicating main pipe (5); the silica gel mounting plate (1) is fixedly connected with the upper end faces of all the foremost negative pressure boxes (2); the middle part of the upper end surface of the silica gel mounting plate (1) is fixedly connected with a concave clamping piece (6); a concave B-shaped sealing cavity (7) is arranged in the clamping piece (6); the left side surface and the right side surface of the concave part of the clamping piece (6) are both provided with a plurality of mounting holes (8) which are uniformly distributed; the mounting holes (8) are communicated with the sealing cavity B (7); the mounting holes (8) are internally and hermetically connected with an elastic membrane B (9); the middle part of the rear end surface of the clamping piece (6) is hermetically communicated with a connecting pipe (10); a negative pressure device is arranged between the communicating main pipe (5) and the connecting pipe (10);
the negative pressure device comprises a threaded ring (20), a cylindrical front negative pressure piece (11) with an opening at the rear end and a cylindrical rear negative pressure piece (12) with an opening at the front end; the front end of the front negative pressing piece (11) is communicated with the communication main pipe (5) in a sealing way; the rear end of the rear negative pressure piece (12) is communicated with the connecting pipe (10) in a sealing way; the rear end surface of the front negative pressure piece (11) and the front end surface of the rear negative pressure piece (12) are both provided with T-shaped grooves (13) along the circumferential direction; the front end surface and the rear end surface of the threaded ring (20) are fixedly connected with a clamping piece (14) which is in sliding connection with the T-shaped groove (13); the front end surface of the threaded ring (20) is rotationally connected with the rear end surface of the front negative pressing piece (11); the rear end face of the threaded ring (20) is rotationally connected with the front end face of the rear negative pressure piece (12); the inner side surfaces of the front negative pressing piece (11) and the rear negative pressing piece (12) are respectively provided with a sliding groove (15) in the front-rear direction; the axis of the threaded ring (20) is in threaded connection with a threaded rod (16); the front end and the rear end of the threaded rod (16) are fixedly connected with cylindrical sealing pieces (17); the side surfaces of the sealing elements (17) are fixedly connected with sliding blocks (18) which are in sealing sliding fit with the sliding grooves (15); the front side sealing element (17) is in front-back sealing sliding connection with the interior of the front negative pressure piece (11); the rear side sealing element (17) is in front-back sealing sliding connection with the interior of the rear negative pressure element (12);
a sealing cavity (4), a communicating pipe (21), a communicating main pipe (5), a B sealing cavity (7), a connecting pipe (10), transmission liquid are filled between the front side sealing element (17) and the inside of the front negative pressure element (11) and between the rear side sealing element (17) and the inside of the rear negative pressure element (12).
2. The dialysis tube fixing device for nephrology department according to claim 1, wherein: the lower end faces of all the negative pressure boxes (2) are fixedly connected with sealing gaskets (19) made of silica gel materials.
3. The dialysis tube fixing device for nephrology department according to claim 1, wherein: the elastic membrane A (3) is made of natural rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810210782.XA CN108245768B (en) | 2018-03-14 | 2018-03-14 | Dialysis tube fixing device for nephrology department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810210782.XA CN108245768B (en) | 2018-03-14 | 2018-03-14 | Dialysis tube fixing device for nephrology department |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108245768A CN108245768A (en) | 2018-07-06 |
| CN108245768B true CN108245768B (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810210782.XA Active CN108245768B (en) | 2018-03-14 | 2018-03-14 | Dialysis tube fixing device for nephrology department |
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| Country | Link |
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| CN (1) | CN108245768B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI396525B (en) * | 2008-12-19 | 2013-05-21 | Ind Tech Res Inst | Apparatus for fluid collection |
| CN203885986U (en) * | 2014-05-08 | 2014-10-22 | 郭强 | Fixing device for renal drainage tube |
| CN104984417A (en) * | 2015-06-25 | 2015-10-21 | 南阳市汇博生物技术有限公司 | Portable mini vacuum pump negative pressure scar treatment device |
| CN204840574U (en) * | 2015-08-07 | 2015-12-09 | 南京市妇幼保健院 | Formula is adsorbed from fixed oxygen uptake nasal catheter to negative pressure |
| CN205252277U (en) * | 2015-12-11 | 2016-05-25 | 青岛市黄岛区中医医院 | Nephrology dept. uses dialysis tubing fixing device |
| CN206366087U (en) * | 2016-09-30 | 2017-08-01 | 郭琼芳 | Nephrology dept.'s servicing unit |
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2018
- 2018-03-14 CN CN201810210782.XA patent/CN108245768B/en active Active
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| CN108245768A (en) | 2018-07-06 |
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Address after: 471000 Jinghua Road, Jianxi District, Luoyang, Henan Province, No. 24 Applicant after: The First Affiliated Hospital of Henan University of Science and Technology Address before: 471000 Jinghua Road, Jianxi District, Luoyang, Henan Province, No. 24 Applicant before: The First Affiliated Hospital of Henan University of Science and Technology (Henan Institute of microsurgery) |
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Effective date of registration: 20220824 Address after: E5-A29, Luoyang Robot Intelligent Equipment Industrial Park, No. 96 Binhe North Road, Luoyang City (High-tech), Henan Province, 471000 Patentee after: Luoyang Jiaze Medical Technology Co.,Ltd. Address before: 471000 Jinghua Road, Jianxi District, Luoyang, Henan Province, No. 24 Patentee before: THE FIRST AFFILIATED HOSPITAL OF HENAN University OF SCIENCE AND TECHNOLOGY |