CN220256944U

CN220256944U - Wrist strap of fixed PICC pipe

Info

Publication number: CN220256944U
Application number: CN202320707637.9U
Authority: CN
Inventors: 蒋丽全; 孙爱华; 陈小丽; 张�诚
Original assignee: Second Affiliated Hospital Army Medical University
Current assignee: Second Affiliated Hospital Army Medical University
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-12-29
Anticipated expiration: 2033-04-03

Abstract

The utility model belongs to the technical field of PICC catheter fixation, and particularly relates to a wrist strap for fixing a PICC catheter. Including first watchband, second watchband and placing the box, first watchband and second watchband are connected respectively at the both ends of placing the box, be equipped with fixture and pressing mechanism in the placing box, place the box and be close to set up into the tube hole on fixture's the inner wall, place the box and be close to set up out the tube hole on pressing mechanism's the inner wall. The purpose is that: the utility model is used for solving the current scheme and passes through the adhesive tape to be fixed, can appear the painful condition of skin damage arousing and pruritus, and the patient puts the problem that the comfort level is lower during the pipe.

Description

Wrist strap of fixed PICC pipe

Technical Field

The utility model belongs to the technical field of PICC catheter fixation, and particularly relates to a wrist strap for fixing a PICC catheter.

Background

The PICC catheter is a catheter which is placed into the central vein of the upper cavity through peripheral venipuncture before elbows, can be used for being kept for a long time, can directly convey various medicines to the central vein, can quickly dilute the medicine concentration, avoid the damage of the stimulatory medicines to the blood vessels, provide the patients with medium-term to long-term intravenous transfusion treatment, meet the requirements of the conventional treatment course of tumor patients, reduce the pain of the patients caused by frequent venipuncture, avoid the damage of the stimulatory medicines to the blood vessels of the patients, protect the peripheral blood vessels of the patients, and have lower risk than the central venous catheter, and avoid serious complications caused by neck and chest puncture, such as: pneumothorax and hematothorax, the incidence rate of infection is reduced by 3% compared with CVC, and the difficult problem of transfusion of patients with poor peripheral vascular conditions is solved.

The existing catheter is generally fixed by using adhesive tape, when the catheter is fixed by using adhesive tape, the catheter is in direct contact with skin, and along with the movable friction of limbs of a patient and the pressure generated during the fixation of the adhesive tape, a considerable proportion of patients have experiences of skin damage or blisters, pain and itching caused by skin damage seriously affect the comfort level of the patient during the tube placing process.

Disclosure of Invention

The purpose of the utility model is that: aims at providing a wrist strap for fixing PICC catheter, which is used for solving the problems that the prior proposal is fixed by rubberized fabric, pain and itching caused by skin damage can occur, and the comfort level of a patient is lower during the tube placing process.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the utility model provides a wrist strap of fixed PICC pipe, includes first watchband, second watchband and places the box, first watchband and second watchband are connected respectively at the both ends of placing the box, be equipped with fixture and pressing mechanism in placing the box, place the box and be close to set up into the tube hole on fixture's the inner wall, place the box and be close to set up out the tube hole on pressing mechanism's the inner wall.

Further limited, fixture includes first grip block and second grip block, first grip block fixed mounting is in placing the box, the second grip block is kept away from the fixed connecting rod that is provided with in one side of first grip block, place the box and be equipped with the pulling block outward, the connecting rod runs through and places box lateral wall and pulling block fixed connection, the cover is equipped with the spring on the connecting rod. By means of the structural design, the clamping of the guide pipe is completed through the mutual matching of the spring, the connecting rod, the first clamping block and the first clamping block.

Further limiting, the pressing mechanism comprises a mounting seat, a pressing plate and an adjusting assembly, wherein the mounting seat is fixedly arranged in the placement box, the adjusting assembly comprises a base, a screw rod, a limiting rod, a connecting sleeve and a connecting block, the base is fixedly arranged on the mounting seat, the bottom of the screw rod is rotationally connected with the base, the connecting sleeve is in threaded connection with the screw rod, the limiting rods are provided with two limiting rods, the upper ends of the limiting rods penetrate through the connecting sleeve and are in sliding connection with the connecting sleeve, the lower ends of the limiting rods are fixedly connected with the base, one end of the connecting block is fixedly connected with the connecting sleeve, the other end of the connecting block is fixedly connected with the pressing plate, the mounting seat is opposite to a groove formed in the lower portion of the pressing plate, and the groove is communicated with a pipe hole. The heparin cap is fixed through the mutual matching of the pressing plate, the fixing piece, the screw rod and the connecting block.

Further limited, the upper end face of the placement box is hinged with a box cover, a buckle is arranged between the box cover and the placement box, one end of the buckle is fixedly connected with the box cover, and the other end of the buckle is connected with the placement box in a clamping mode.

Further defined, the first clamping block and the second clamping block are both provided with buffer layers. In such a structural design, the catheter is protected by the buffer layer so that the catheter cannot be crushed or worn to break.

Further limited, be provided with the heater strip in the first grip block, the one end that first grip block was close to the box of placing is equipped with the mouth that charges, be equipped with on the box of placing with the mouth assorted that charges. Such structural design heats first grip block through charging the mouth, and first grip block heat conduction heats the liquid in the pipe.

Further defined, a cushion is provided below the placement box. By means of the structural design, the cushion is contacted with the skin of a patient, so that the wearing comfort of the patient is improved.

Further defined, the first watchband and the second watchband are both provided with magic tapes. Such structural design is fixed through the magic subsides, uses more convenient and practical stronger, wears also more comfortablely.

The utility model adopting the technical scheme has the following advantages:

1. according to the utility model, the catheter and the heparin cap are firmly fixed at the wrist of the patient through the first watchband, the second watchband, the placement box, the clamping mechanism and the pressing mechanism in the placement box, and the fixation by using the adhesive tape is not needed, so that the comfort level of the patient during the tube placement period is improved.

2. According to the utility model, the first clamping block and the second clamping block are ensured to clamp the catheter firmly by arranging the pulling block and the spring, and the catheter can be rapidly taken out from between the first clamping block and the second clamping block by pulling the pulling block outwards, so that the catheter clamping device is convenient to use.

3. According to the utility model, the heating wire is arranged, after the power supply is connected with the charging hole, the heating wire can heat the first clamping block, heat the liquid in the catheter, and avoid the liquid medicine in the catheter from being supercooled, so that the discomfort of a patient is avoided.

Drawings

The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic diagram of an embodiment of a wristband for securing PICC catheters according to the present utility model;

FIG. 2 is a schematic diagram of a wristband embodiment for securing PICC catheters according to the present utility model;

fig. 3 is an enlarged schematic view of fig. 2 at a:

the main reference numerals are as follows:

the novel watch comprises a first watch band 1, a second watch band 2, a placement box 3, a charging hole 31, a pipe inlet hole 4, a pipe outlet hole 5, a box cover 6, a buckle 7, a first clamping block 8, a second clamping block 9, a limiting block 10, a connecting rod 11, a spring 12, a mounting seat 13, a base 14, a screw rod 15, a limiting rod 16, a connecting sleeve 17, a connecting block 18, a pressing plate 19, a pulling block 20 and a buffer layer 21.

Detailed Description

The present utility model will be described in detail below with reference to the drawings and the specific embodiments, wherein like or similar parts are designated by the same reference numerals throughout the drawings or the description, and implementations not shown or described in the drawings are in a form well known to those of ordinary skill in the art. In addition, directional terms such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", etc. in the embodiments are merely directions with reference to the drawings, and are not intended to limit the scope of the present utility model.

As shown in fig. 1 to 3, the wristband for fixing a PICC catheter according to the present utility model includes a first wristband 1, a second wristband 2 and a placement box 3, where the first wristband 1 and the second wristband 2 are respectively connected to two ends of the placement box 3, in this embodiment, the first wristband 1 and the second wristband 2 may both use breathable and comfortable cotton cloth, so as to effectively ensure comfort when a patient wears the wristband. The holding mechanism and the pressing mechanism are arranged in the holding box 3, the inner wall of the holding box 3 close to the holding mechanism is provided with a pipe inlet hole 4, and the inner wall of the holding box close to the pressing mechanism is provided with a pipe outlet hole 5. When the heparin cap is used, the heparin cap at the end part of the catheter penetrates into the placement box 3 through the pipe inlet hole 4, sequentially passes through the clamping mechanism and the pressing mechanism, and finally is placed in the pipe outlet hole 5.

In this embodiment, fixture is used for the centre gripping pipe, and specifically, fixture includes first grip block 8 and second grip block 9, and first grip block 8 fixed mounting is in placing box 3, and one side that first grip block 8 was kept away from to second grip block 9 is fixed to be provided with connecting rod 11, places box 3 and is provided with pulling block 20 outward, and connecting rod 11 runs through and places box 3 lateral wall and pulling block 20 fixed connection, and the cover is equipped with spring 12 on the connecting rod 11. The second clamping block 9 is pressed by the elastic force of the spring 12, so that the second clamping block 9 and the first clamping block 8 are clamped with each other. When the catheter clamping device is used, the second clamping block 9 is far away from the first clamping block 8 by pulling the pulling block 20 outwards, and then the catheter is placed between the first clamping block 8 and the second clamping block 9, the pulling block 20 is loosened, and the spring 12 enables the second clamping block 9 to move towards the side of the first clamping block 8, so that the catheter is clamped firmly.

In this embodiment, the buffer layer 21 is disposed on each of the first clamping block 8 and the second clamping block 9. The catheter is protected by the buffer layer from crushing or abrasion.

In this embodiment, a heating wire is disposed in the first clamping block 8, a charging port is disposed at one end of the first clamping block 8 near the placement box 3, and a charging hole 31 matched with the charging port is disposed on the placement box 3. After the power supply is connected with the charging hole 31, the heating wire can heat the first clamping block 8, heat the liquid in the catheter, avoid supercooling of the liquid medicine in the catheter, and cause uncomfortable feeling to the patient.

In this embodiment, the pressing mechanism is used for fixing the heparin cap, specifically, the pressing mechanism includes mount pad 13, clamp plate 19 and adjusting part, mount pad 13 is fixed to be set up in placing box 3, adjusting part includes base 14, lead screw 15, gag lever post 16, adapter sleeve 17 and connecting block 18, base 14 fixed mounting is on mount pad 13, the bottom and the base 14 rotation of lead screw 15 are connected, adapter sleeve 17 threaded connection is on lead screw 15, gag lever post 16 is provided with two, the upper end of gag lever post 16 runs through adapter sleeve 17 and adapter sleeve 17 sliding connection, the lower extreme and the base 14 fixed connection of gag lever post 16, connecting block 18 one end and adapter sleeve 17 fixed connection, the other end and clamp plate 19 fixed connection, the mount pad 13 is just set up flutedly to clamp plate 19 below, the recess communicates with exit tube hole 5. When the heparin cap is used, the end part of the heparin cap is positioned in the pipe outlet hole 5, the tail part of the heparin cap is positioned in the groove, the connecting sleeve 17 is forced to move downwards by rotating the screw rod 15, the pressing plate 19 is driven to press down by the connecting block 18, and the heparin cap is pressed tightly, so that the heparin cap is fixed.

In this embodiment, the upper end face of the placement box 3 is hinged with a box cover 6, a buckle 7 is arranged between the box cover 6 and the placement box 3, one end of the buckle 7 is fixedly connected with the box cover 6, and the other end is clamped with the placement box 3.

In this embodiment, a soft cushion is provided under the placement box 3. The cushion is contacted with the skin of the patient, so that the wearing comfort of the patient is improved.

In this embodiment, the first watchband 1 and the second watchband 2 are provided with magic tapes. Specifically, in this embodiment, the inner side of the first watchband 1 is a magic tape, and the outer side of the second watchband 2 is a magic tape. Fix through the magic subsides, it is stronger to use more convenient and practical, wears also more comfortablely.

The wristband method for fixing the PICC catheter of the embodiment is as follows:

firstly, a heparin cap at the end of the catheter is penetrated into the placement box 3 through the pipe inlet hole 4, sequentially passes through the clamping mechanism and the pressing mechanism, is positioned in a groove below the pressing plate 19, and finally is placed in the pipe outlet hole 5.

Then, pull the pulling block 20 outwards to make the second clamping block 9 far away from the first clamping block 8, after the catheter is placed between the first clamping block 8 and the second clamping block 9, the pulling block 20 is released, and the spring 12 makes the second clamping block 9 move towards the side of the first clamping block 8 to firmly clamp the catheter.

Then, the screw rod 15 is rotated to force the connecting sleeve 17 to move downwards, and the connecting block 18 drives the pressing plate 19 to press down, so that the heparin cap is tightly pressed, and the heparin cap is fixed.

When the weather is colder, the power supply can be connected with the charging hole 31, the heating wire can heat the first clamping block 8, the liquid in the catheter is heated, the liquid medicine in the catheter is prevented from being supercooled, and the patient generates uncomfortable feeling.

The wristband for fixing the PICC catheter provided by the utility model is described in detail. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. A wristband for securing a PICC catheter, comprising: including first watchband (1), second watchband (2) and place box (3), first watchband (1) and second watchband (2) are connected respectively and are placing the both ends of box (3), be equipped with fixture and pressing mechanism in placing box (3), place box (3) and be close to offer on fixture's the inner wall and advance tube hole (4), place box (3) and be close to offer on pressing mechanism's the inner wall and go out tube hole (5).

2. The wristband for securing a PICC catheter according to claim 1, wherein: the clamping mechanism comprises a first clamping block (8) and a second clamping block (9), the first clamping block (8) is fixedly installed in the placement box (3), one side, far away from the first clamping block (8), of the second clamping block (9) is fixedly provided with a connecting rod (11), a pulling block (20) is arranged outside the placement box (3), the connecting rod (11) penetrates through the side wall of the placement box (3) and is fixedly connected with the pulling block (20), and a spring (12) is sleeved on the connecting rod (11).

3. The wristband for securing a PICC catheter according to claim 1, wherein: the pressing mechanism comprises a mounting seat (13), a pressing plate (19) and an adjusting assembly, wherein the mounting seat (13) is fixedly arranged in a placing box (3), the adjusting assembly comprises a base (14), a screw rod (15), a limiting rod (16), a connecting sleeve (17) and a connecting block (18), the base (14) is fixedly arranged on the mounting seat (13), the bottom of the screw rod (15) is rotationally connected with the base (14), the connecting sleeve (17) is in threaded connection with the screw rod (15), the limiting rod (16) is provided with two limiting rods, the upper end of the limiting rod (16) penetrates through the connecting sleeve (17) and is in sliding connection with the connecting sleeve (17), the lower end of the limiting rod (16) is fixedly connected with the base (14), one end of the connecting block (18) is fixedly connected with the connecting sleeve (17), the other end of the connecting block is fixedly connected with the pressing plate (19), and the mounting seat (13) is just opposite to the lower side of the pressing plate (19) and is communicated with the outlet pipe hole (5).

4. The wristband for securing a PICC catheter according to claim 1, wherein: the box comprises a box body (3), and is characterized in that a box cover (6) is hinged to the upper end face of the box body (3), a buckle (7) is arranged between the box cover (6) and the box body (3), one end of the buckle (7) is fixedly connected with the box cover (6), and the other end of the buckle is connected with the box body (3) in a clamping mode.

5. The wristband for securing a PICC catheter according to claim 2, wherein: and buffer layers (21) are arranged on the first clamping block (8) and the second clamping block (9).

6. The wristband for securing a PICC catheter according to claim 2, wherein: the novel electric heating device is characterized in that a heating wire is arranged in the first clamping block (8), a charging port is formed in one end, close to the placement box (3), of the first clamping block (8), and a charging hole (31) matched with the charging port is formed in the placement box (3).

7. The wristband for securing a PICC catheter according to claim 1, wherein: a soft cushion is arranged below the placement box (3).

8. The wristband for securing a PICC catheter according to claim 1, wherein: and magic tapes are arranged on the first watchband (1) and the second watchband (2).