CN220632233U

CN220632233U - Puncture fixing pillow

Info

Publication number: CN220632233U
Application number: CN202321744372.6U
Authority: CN
Inventors: 武丹娜; 王维维
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-03-22
Anticipated expiration: 2033-07-05

Abstract

The utility model provides a puncture fixed pillow, which comprises a base, wherein one end of the base is fixedly connected with the fixed pillow, the other end of the base is provided with a movable pillow, the base is slidably connected with a support plate which moves in the horizontal direction, and the support plate is rotationally connected with the movable pillow; the support plate is fixedly connected with a small screw rod, the base is rotatably connected with a small nut, and the small nut is in threaded connection with the small screw rod; the base sliding connection has the lifter plate that vertical direction removed, and the lifter plate is connected with actuating mechanism, and the lifter plate sets up in the activity pillow below. The device is convenient to operate, can be suitable for different patients, can hold up the puncture point to be in the horizontal position by placing the fixed pillow at the puncture point of the upper arm, can support blood vessels simultaneously, increases comfort level of the patients, plays the role of fixing limbs, and effectively increases the success rate of puncture.

Description

Puncture fixing pillow

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a puncture fixing pillow.

Background

The currently clinically popular PICC (Peripherally Inserted Central Catheters, i.e., central venous catheterization via peripheral venipuncture) is commonly used to provide patients with medium and long term intravenous infusion therapy. PICCs are increasingly being used in clinical therapy. In the case of puncture of the PICC, the medical staff typically performs the puncture by experience, and the patient's arm is usually placed on a hospital bed or a table, but in the actual puncture, the puncture fails due to the factors such as poor fixation, improper angle and the like in the case of puncture caused by factors such as obesity, emaciation, loose skin and incompatibility of the patient, so that a fixing device for supporting the patient's arm is needed to improve the success rate of the puncture.

Disclosure of Invention

In order to solve the problems in the prior art, a puncture fixing pillow is provided. The device is convenient to operate, can be suitable for different patients, can hold up the puncture point to be in the horizontal position by placing the fixed pillow at the puncture point of the upper arm, can support blood vessels simultaneously, increases comfort level of the patients, plays the role of fixing limbs, and effectively increases the success rate of puncture.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a puncture fixed pillow, which comprises a base, wherein one end of the base is fixedly connected with a fixed pillow, the other end of the base is provided with a movable pillow, the base is slidably connected with a support plate moving in the horizontal direction, and the support plate is rotationally connected with the movable pillow; the support plate is fixedly connected with a small screw rod, the base is rotatably connected with a small nut, and the small nut is in threaded connection with the small screw rod; the base sliding connection has the lifter plate that vertical direction removed, the lifter plate is connected with actuating mechanism, the lifter plate sets up the activity pillow below.

Preferably, the movable pillow is connected with an extension pillow in a sliding manner, and the other end of the extension pillow is abutted to the base.

Preferably, the lifting plate is arranged below the extension pillow, an inclined plane matched with the extension pillow is arranged at the upper end of the lifting plate, and the inclined plane at the upper end of the lifting pillow is contacted with the lower surface of the extension pillow.

Preferably, the driving mechanism comprises a double-rotation-direction screw rod arranged in the horizontal direction, two ends of the double-rotation-direction screw rod are provided with nuts in a matched mode, the nuts are rotationally connected with connecting rods, and the other ends of the connecting rods are rotationally connected with the supporting plate.

Preferably, two ends of the double-rotation-direction screw rod are rotationally connected with the base through bearings, and one end of the double-rotation-direction screw rod penetrates out of the base and is fixedly connected with a hand wheel.

Preferably, the base is also fixedly connected with a guide rod arranged in the horizontal direction, and the nut is in sliding connection with the guide rod.

Preferably, when the double-rotation-direction screw rod rotates, the two screw nuts can be driven to move towards or away from each other.

Preferably, the extension pillow is provided with a through hole, a spring is connected in the through hole, two ends of the spring are connected with clamping blocks, and the movable pillow is provided with a plurality of clamping holes matched with the clamping blocks.

Preferably, the contact surface of the clamping block and the clamping hole is a horizontal plane.

Preferably, one end of the clamping block, which is far away from the spring, is connected with an arc head.

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

1. the movable pillow is arranged, the distance from the movable pillow to the fixed pillow can be freely adjusted, meanwhile, the movable pillow can also freely rotate, and the additionally arranged extension pillow can be used for adjusting the length of the movable pillow by sliding the extension pillow, is convenient to operate, can be suitable for different patients, can support the puncture point to be in a horizontal position by arranging the fixed pillow at the puncture point of the upper arm, can support blood vessels, can increase comfort level of the patients, plays a role of fixing limbs, and effectively increases the success rate of puncture.

2. The small nut is further arranged, and the small screw rod can be driven to move in the horizontal direction by rotating the small nut, so that the distance between the movable pillow and the fixed pillow can be adjusted, the operation is convenient, and the distance between the movable pillow and the fixed pillow can be adjusted by only rotating the small nut.

3. The utility model is also provided with the double-rotation-direction screw rod, when the screw rod rotates, the two screw nuts can be driven to move in opposite directions or in opposite directions, so that the lifting plate can be driven to move through the connecting rod, and the lifting plate can fixedly support the movable pillow, thereby realizing the fixed work of the two ends of the movable pillow, improving the fixed support effect of the movable pillow, realizing the two-end support of the movable pillow, being convenient for operation, simultaneously having good support effect, and being capable of freely adjusting the angle of the movable pillow so as to adapt to the use of different crowds.

4. The utility model is also provided with the clamping block, the clamping block can slide into the clamping hole under the action of the spring, when the length of the movable pillow needs to be prolonged, the clamping block can slide into the cavity of the movable pillow by pressing the clamping block, at the moment, the operation is convenient, and the length of the movable pillow can be prolonged without additional tools by pulling the extension pillow, so that the utility model is suitable for patients of different ages.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is an overall perspective view of the present utility model;

FIG. 2 is an overall front view of the present utility model;

FIG. 3 is an overall side view of the present utility model;

fig. 4 is a schematic view of the extension pillow and the movable pillow part in fig. 1.

Reference numerals illustrate:

1, a base; 2, fixing a pillow; 3, a movable pillow; 4, extending a pillow; 5 supporting plates; 6 small screws; 7 small nuts; 8 lifting plates; 9 double-rotation-direction screw rods; 10 connecting rods; 11, a hand wheel; 12 guide rods; 13 nuts; 14 through holes; 15 springs; 16 clamping holes; 17 clamping blocks.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Example 1

As shown in fig. 1-3, this embodiment provides a puncture fixing pillow, including base 1, the bottom surface of base 1 can be provided with the rubber pad, through the rubber pad of setting up, can increase frictional force, and base 1 is placed in corresponding position of being convenient for, reduces the condition emergence that base 1 removed.

The fixed pillow 2 of base 1 one end fixedly connected with, the base 1 other end is provided with movable pillow 3, and wherein fixed pillow 2 is located the left end of base 1, and movable pillow 3 is located the right side of fixed pillow 2, and the upper surface of fixed pillow 2 is provided with the cambered surface, and this cambered surface and patient's arm looks adaptation are convenient for support fixedly to patient's arm.

The base 1 is connected with a support plate 5 which moves horizontally in a sliding manner, and the support plate 5 is connected with the movable pillow 3 in a rotating manner; the support plate 5 is fixedly connected with a small screw rod 6, the base 1 is rotatably connected with a small nut 7, and the small nut 7 is in threaded connection with the small screw rod 6.

The backup pad 5 sets up in the below of fixed pillow 2, and fixed pillow 2 and backup pad 5 sliding connection, but backup pad 5 only horizontal direction removes, and little nut 7 sets up in the outside of base 1, through rotating little nut 7, can drive little screw rod 6 horizontal direction and remove to can drive movable pillow 3 horizontal direction and remove.

Through the little nut 7 that sets up, can be convenient for adjust the distance of movable pillow 3 from fixed pillow 2, convenient operation only need rotate little nut 7, can realize the adjustment work of distance between movable pillow 3 and the fixed pillow 2 to be applicable to different crowds' use.

The base 1 is connected with a lifting plate 8 moving in the vertical direction in a sliding manner, the lifting plate 8 is connected with a driving mechanism, and the lifting plate 8 is arranged below the movable pillow 3.

Lifting plate 8 sets up in the one side of keeping away from fixed pillow 2, and lifting plate 8 fixedly connected with T type piece, but the T type groove that vertical direction set up can be seted up to base 1, and T type piece slides and sets up in T type inslot, through the T type piece that sets up, can make lifting plate 8 only can take place the removal of vertical direction, reduces the condition emergence that lifting plate 8 rocked, provides fixed effect.

The movable pillow 3 can freely rotate around the supporting plate 5, and the lifting plate 8 can fixedly support the movable pillow 3, so that the fixed work at two ends of the movable pillow 3 can be realized, the effect of the fixed support of the movable pillow 3 is improved, the two ends of the movable pillow 3 are supported, the operation is convenient, the supporting effect is good, and the angle of the movable pillow 3 can be freely adjusted to adapt to the use of different crowds.

The cavity is formed in the movable pillow 3, the extension pillow 4 is connected in the cavity in a sliding mode, the other end of the extension pillow 4 is abutted to the base 1, the length of the movable pillow 3 can be freely adjusted through the extension pillow 4, the right end of the extension pillow 4 is placed on the base 1 in an initial state, and at the moment, the included angle between the movable pillow 3 and the base 1 is minimum.

The lifting plate 8 is arranged below the extension pillow 4, an inclined plane matched with the extension pillow 4 is arranged at the upper end of the lifting plate 8, the inclined plane at the upper end of the lifting plate 8 is contacted with the lower surface of the extension pillow 4, and the lifting plate 8 can drive the extension plate 4 to rotate when ascending.

The driving mechanism comprises a double-rotation-direction screw rod 9 arranged in the horizontal direction, two ends of the double-rotation-direction screw rod 9 are provided with nuts 13 in a matched mode, the nuts 13 are connected with a connecting rod 10 in a rotating mode, and the other end of the connecting rod 10 is connected with the supporting plate 5 in a rotating mode.

The two ends of the double-rotation-direction screw rod 9 are rotationally connected with the base 1 through bearings, a hand wheel 11 is fixedly connected with one end of the double-rotation-direction screw rod 9 after penetrating out of the base 1, and the double-rotation-direction screw rod 9 can be conveniently driven to rotate through the hand wheel 11.

Wherein the double-rotation-direction screw rod 9 adopts a screw rod with a self-locking function, and in addition, considering that the position of the hand wheel 11 may affect the use of a patient, the double-rotation-direction screw rod can also adopt: the double-rotation-direction screw rod 9 is fixedly sleeved with a worm wheel, the base 1 is rotationally connected with a worm, the worm wheel is meshed with the worm, the worm penetrates out of the base 1 and then is connected with a hand wheel, and the self-locking of the worm wheel and worm mechanism can be utilized on one hand, the reversing can be realized on the other hand, so that the hand wheel is positioned on two sides of the base 1, and the hand wheel is convenient for medical staff to rotate.

The base 1 is fixedly connected with a guide rod 12 arranged in the horizontal direction, the nut 13 is in sliding connection with the guide rod 12, the nut 13 penetrates through the guide rod 12, and the guide rod 12 plays a role in guiding and limiting for movement of the nut 13, so that the nut 13 can only move in the horizontal direction.

The two ends of the double-rotation-direction screw rod 9 are opposite in rotation direction, so that when the double-rotation-direction screw rod 9 rotates, the two nuts 13 can be driven to move in opposite directions or in opposite directions.

In this embodiment, the movable pillow 3 is screwed with a bolt, and the bolt abuts against the extension board 4, so as to realize the fixing work of the position of the extension board 4.

Example two

Referring to fig. 4, other structures are the same as the first embodiment except that convenience in extending the movement of the pillow is considered in the present embodiment.

The extension pillow 4 is provided with a through hole 14, a spring 15 is connected in the through hole 14, two ends of the spring 15 are connected with clamping blocks 17, and the movable pillow 3 is provided with a plurality of clamping holes 16 which are matched with the clamping blocks 17.

Limiting blocks are arranged at two ends of the through hole 14, the springs 15 are located between the limiting blocks, and the limiting blocks are used for limiting movement of the springs 15 and preventing the springs 15 from completely moving out of the through hole 14.

The contact surface of the clamping block 17 and the clamping hole 16 is a horizontal plane, so that the clamping is convenient.

The one end that the fixture block 17 kept away from spring 15 is connected with the circular arc head, and when dismantling, through pressing fixture block 17, circular arc head and draw-in hole 16 contact, and the circular arc head plays the effect of the smooth roll-in movable pillow 3 cavity of fixture block 17 of being convenient for.

When the length of the movable pillow 3 needs to be prolonged, the clamping blocks 17 can be slid into the cavity of the movable pillow 3 by pressing the clamping blocks 17, and the movable pillow 3 can be freely adjusted by pulling the extension pillow 4 at the moment, so that the operation is convenient, and the length of the movable pillow 3 can be prolonged without additional tools, thereby being suitable for patients of different ages.

The specific working process is as follows: according to different patient's physique, when the distance of adjustment activity pillow 3 to fixed pillow 2 is needed, rotate little nut 7, little nut 7 drives little screw rod 6 rotation to drive activity pillow 3 horizontal direction and remove, thereby adjust the distance of activity pillow 3 to fixed pillow 2.

When the angle of the movable pillow 3 needs to be adjusted, the hand wheel 11 is rotated, the hand wheel 11 drives the double-rotation-direction screw rod 9 to rotate, the double-rotation-direction screw rod 9 drives the two nuts 13 to move in opposite directions or in opposite directions, and accordingly the height of the lifting plate 8 is driven to change, and the lifting plate 8 drives the movable pillow 3 to move, so that the adjustment work of the angle of the movable pillow 3 is realized.

When the length of the movable pillow 3 needs to be adjusted, the clamping block 17 is pressed, so that the clamping block 17 slides into the cavity of the movable pillow 3, and at the moment, the length of the movable pillow 3 can be freely adjusted by pulling the extension pillow 4, so that different patients can use the movable pillow.

Through foretell operation, during PICC's puncture, convenient operation, applicable in the use of different patients, through arranging fixed pillow in upper arm puncture point department, can hold up puncture point department and be in horizontal position, can support the blood vessel simultaneously, increase patient's comfort level, play the effect of fixed limbs, effectively increase the success rate of puncture.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The puncture fixed pillow comprises a base (1) and is characterized in that one end of the base (1) is fixedly connected with a fixed pillow (2), the other end of the base (1) is provided with a movable pillow (3), the base (1) is slidably connected with a support plate (5) moving in the horizontal direction, and the support plate (5) is rotationally connected with the movable pillow (3); the support plate (5) is fixedly connected with a small screw rod (6), the base (1) is rotationally connected with a small nut (7), and the small nut (7) is in threaded connection with the small screw rod (6); the base (1) is connected with a lifting plate (8) which moves in the vertical direction in a sliding manner, the lifting plate (8) is connected with a driving mechanism, and the lifting plate (8) is arranged below the movable pillow (3).

2. A puncture fixing pillow according to claim 1, characterized in that the movable pillow (3) is slidably connected with a extension pillow (4), and the other end of the extension pillow (4) is abutted against the base (1).

3. The puncture fixing pillow according to claim 2, wherein the lifting plate (8) is arranged below the extension pillow (4), an inclined plane matched with the extension pillow (4) is formed at the upper end of the lifting plate (8), and the inclined plane at the upper end of the lifting plate (8) is in contact with the lower surface of the extension pillow (4).

4. The puncture fixing pillow according to claim 1, wherein the driving mechanism comprises a double-rotation-direction screw rod (9) arranged in the horizontal direction, nuts (13) are arranged at two ends of the double-rotation-direction screw rod (9) in a matched mode, the nuts (13) are rotationally connected with a connecting rod (10), and the other end of the connecting rod (10) is rotationally connected with the supporting plate (5).

5. The puncture fixing pillow according to claim 4, wherein two ends of the double-rotation-direction screw rod (9) are rotatably connected with the base (1) through bearings, and a hand wheel (11) is fixedly connected with one end of the double-rotation-direction screw rod (9) after penetrating out of the base (1).

6. The puncture fixing pillow according to claim 4, characterized in that the base (1) is also fixedly connected with a guiding rod (12) arranged in a horizontal direction, and the screw nut (13) is slidingly connected with the guiding rod (12).

7. A puncture fixing pillow according to claim 4, characterized in that the two nuts (13) are driven to move towards or away from each other when the double-handed screw (9) is rotated.

8. The puncture fixing pillow according to claim 2, characterized in that the extension pillow (4) is provided with a through hole (14), a spring (15) is connected in the through hole (14), two ends of the spring (15) are connected with clamping blocks (17), and the movable pillow (3) is provided with a plurality of clamping holes (16) matched with the clamping blocks (17).

9. A puncture fixing pillow according to claim 8, characterized in that the contact surface of the clamping block (17) and the clamping hole (16) is a horizontal plane.

10. A puncture fixing pillow according to claim 8, characterized in that the end of the clamping block (17) remote from the spring (15) is connected with a circular arc head.