CN219208613U

CN219208613U - Fixing device for assisting in puncture of internal fistula

Info

Publication number: CN219208613U
Application number: CN202221823280.2U
Authority: CN
Inventors: 华旭芬; 王寒飞; 姚红萍; 张红; 张怡
Original assignee: First Affiliated Hospital Of Ningbo University
Current assignee: First Affiliated Hospital Of Ningbo University
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-06-20
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a fixing device for assisting in puncture of internal fistula, which comprises an infusion tube, wherein one end of the infusion tube is provided with a needle head, the outer side of the infusion tube is sleeved with a lower half ring, one end of the lower half ring is rotationally connected with a rotating shaft, the outer wall of the rotating shaft is connected with a connecting block, the upper end of the connecting block is connected with an upper half ring, the other end of the lower half ring is connected with a clamping plate, the outer wall of the clamping plate is provided with a clamping hole, and one end of the upper half ring is connected with a reverse hook inserting plate; the reverse hook inserting plate is inserted into the clamping hole, so that the infusion tube is located between the upper semi-ring and the lower semi-ring and is attached to the upper semi-ring and the lower semi-ring, the infusion tube is limited and fixed, an arm is placed between the first limiting belt and the second limiting belt, the first limiting belt is inserted into the limiting ring, then the first limiting belt is pressed, the inserting block is inserted into the inserting hole, and the infusion tube is fixed on the arm of a patient.

Description

Fixing device for assisting in puncture of internal fistula

Technical Field

The present utility model relates to medical devices.

Background

Internal fistulae are one of the surgical procedures, mainly used for hemodialysis treatment.

The internal fistula puncture generally uses the syringe needle to puncture, after the puncture, need fix the transfer line behind the syringe needle, 202121708029.7 is an internal fistula puncture needle according to the application number, and follow-up transfer line is fixed to be set up, under the general circumstances, the doctor can paste the transfer line to patient's health with the adhesive tape, but, when patient's health sweats, the adhesive tape is difficult for being in the same place with the adhesion of health, the condition that breaks away from with patient's health can appear to the adhesive tape, lead to the transfer line can not firmly fix on patient's health, the transfer line appears rocking, and then influence the needle position in patient's health, the condition of puncture again can appear, patient and doctor's unnecessary trouble has been increased.

Disclosure of Invention

The utility model aims to overcome the defect that the adhesive tape is used for fixing the infusion tube and can be loosened and separated, and provides a fixing device for assisting in puncture of internal fistula.

The technical scheme for achieving the purpose is as follows: the fixing device comprises a transfusion tube, wherein one end of the transfusion tube is provided with a needle head, the outer side of the transfusion tube is sleeved with a lower half ring, one end of the lower half ring is rotationally connected with a rotating shaft, the outer wall of the rotating shaft is connected with a connecting block, the upper end of the connecting block is connected with an upper half ring, the other end of the lower half ring is connected with a clamping plate, the outer wall of the clamping plate is provided with a clamping hole, and one end of the upper half ring is connected with a reverse hook inserting plate;

the upper end of the upper semi-ring is connected with a first limiting belt, the outer wall of the first limiting belt is provided with a plurality of inserts distributed in an array, the upper surface of the upper semi-ring is connected with a second limiting belt, the second limiting belt and the first limiting belt are symmetrically distributed about the central line of the upper semi-ring, the outer wall of the second limiting belt is provided with a plurality of jacks distributed in an array, and the outer surface of the second limiting belt is provided with a plurality of limiting rings distributed in an array.

Preferably, the barb plug board is made of elastic rubber.

Preferably, the first limiting belt and the insert block are made of soft rubber.

Preferably, the second limit belt and the limit ring are made of soft rubber.

Preferably, the lower end of the lower semi-ring is sleeved with a rubber pad.

Preferably, the outer walls of the first limit belt and the second limit belt are respectively sleeved with a smooth film.

Preferably, the shape of the insertion block and the shape of the insertion hole are cylindrical.

The beneficial effects of the utility model are as follows: put into the lower half intra-annular with the transfer line, rotate the semi-ring, go up the semi-ring and drive the trip picture peg and remove, then, insert the card hole with the trip picture peg to make the transfer line be located between semi-ring and the lower semi-ring, and paste mutually with last semi-ring and lower semi-ring, thereby carry out spacing fixedly with the transfer line, put the arm between first spacing area and second spacing area, insert the spacing intra-annular with first spacing area, then press first spacing area, insert the jack with the inserted block in, according to the arm thickness, determine the quantity that the inserted block inserted the jack, thereby better adapt to different patients, thereby fix the transfer line on patient's arm.

Drawings

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic rear view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 5 is an enlarged schematic view of the structure at B in FIG. 2;

fig. 6 is an enlarged schematic view of the structure at C in fig. 3.

1. An infusion tube; 2. an upper half ring; 3. a lower half ring; 4. a reverse hook plugboard; 5. a clamping plate; 6. a clamping hole; 7. a first limit belt; 8. inserting blocks; 9. the second limit belt; 10. a limiting ring; 11. a jack; 12. connecting blocks; 13. a rotating shaft.

Description of the embodiments

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.

The utility model will be further described with reference to the accompanying drawings.

Referring to fig. 1-6, a fixing device for assisting in puncture of internal fistula, which comprises a perfusion tube 1, wherein one end of the perfusion tube 1 is provided with a needle, the outer side of the perfusion tube 1 is sleeved with a lower half ring 3, one end of the lower half ring 3 is rotationally connected with a rotating shaft 13, the outer wall of the rotating shaft 13 is connected with a connecting block 12, the upper end of the connecting block 12 is connected with an upper half ring 2, the other end of the lower half ring 3 is connected with a clamping plate 5, the outer wall of the clamping plate 5 is provided with a clamping hole 6, one end of the upper half ring 2 is connected with a reverse hook inserting plate 4, and the reverse hook inserting plate 4 is made of elastic rubber;

the upper end of the upper semi-ring 2 is connected with a first limiting belt 7, the first limiting belt 7 and the inserting blocks 8 are made of soft rubber, the outer wall of the first limiting belt 7 is provided with a plurality of inserting blocks 8 distributed in an array mode, the upper surface of the upper semi-ring 2 is connected with a second limiting belt 9, the second limiting belt 9 and the first limiting belt 7 are symmetrically distributed on the central line of the upper semi-ring 2, a plurality of inserting holes 11 distributed in an array mode are formed in the outer wall of the second limiting belt 9, a plurality of limiting rings 10 distributed in an array mode are formed in the outer surface of the second limiting belt 9, the second limiting belt 9 and the limiting rings 10 are made of soft rubber, and the inserting blocks 8 and the inserting holes 11 are cylindrical.

Put into lower semi-ring 3 with transfer line 1, rotate upper semi-ring 2, upper semi-ring 2 drives the trip picture peg 4 and removes, then, insert trip picture peg 4 into draw-in hole 6, thereby make transfer line 1 be located between upper semi-ring 2 and the lower semi-ring 3, and paste with upper semi-ring 2 and lower semi-ring 3, thereby carry out spacing fixed with transfer line 1, put the arm between first spacing area 7 and second spacing area 9, insert spacing in the spacing ring 10 with first spacing area 7, then press first spacing area 7, insert the jack 11 with inserts 8 in, according to the arm thickness, decide the quantity that insert 8 inserted jack 11, thereby better adapt to different patients, thereby fix transfer line 1 on patient's arm.

Referring to fig. 4, a rubber pad is sleeved at the lower end of the lower half ring 3, so that comfort is improved.

Referring to fig. 1-6, the outer walls of the first limit belt 7 and the second limit belt 9 are respectively sleeved with a smooth film, so that the first limit belt 7 can be conveniently inserted into the limit ring 10.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a fixing device for assisting internal fistula puncture, includes transfer line (1), the one end of transfer line (1) is provided with the syringe needle, its characterized in that, the outside cover of transfer line (1) is equipped with lower semi-ring (3), the one end rotation of lower semi-ring (3) is connected with pivot (13), the outer wall connection of pivot (13) has even piece (12), the upper end of even piece (12) is connected with half-ring (2), the other end of lower semi-ring (3) is connected with cardboard (5), draw-in hole (6) have been seted up to the outer wall of cardboard (5), the one end of last semi-ring (2) is connected with barb picture peg (4);

the upper end of last semi-ring (2) is connected with first spacing area (7), the outer wall of first spacing area (7) is provided with a plurality of array distribution's inserted block (8), the upper surface of going up semi-ring (2) is connected with second spacing area (9), second spacing area (9) and first spacing area (7) are about last semi-ring (2) central line symmetric distribution, jack (11) that a plurality of array distribution have been seted up to the outer wall of second spacing area (9), spacing ring (10) that a plurality of array distribution have been seted up to the surface of second spacing area (9).

2. A fastening device for assisting in the penetration of an internal fistula according to claim 1, wherein the barb plug (4) is made of elastic rubber.

3. A fixing device for assisting in the penetration of an internal fistula according to claim 1, characterized in that the first stop band (7) and the insert block (8) are both made of soft rubber.

4. A fixing device for assisting in the penetration of an internal fistula according to claim 1, characterized in that the second stop band (9) and stop collar (10) are both made of soft rubber.

5. A fixing device for assisting in the penetration of an internal fistula according to claim 1, characterized in that the lower end of the lower half ring (3) is sleeved with a rubber pad.

6. The fixing device for assisting in the puncture of an internal fistula according to claim 1, characterized in that the outer walls of the first limit band (7) and the second limit band (9) are both sleeved with smooth films.

7. A fixing device for assisting in the penetration of an internal fistula according to claim 1, characterized in that the shape of the insert block (8) and the receptacle (11) are both cylindrical.