CN220860494U

CN220860494U - Catheter nursing device for oncology vein treatment

Info

Publication number: CN220860494U
Application number: CN202322007448.3U
Authority: CN
Inventors: 李蜜桃
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-04-30
Anticipated expiration: 2033-07-28

Abstract

The utility model belongs to the technical field of medical equipment in oncology, and discloses a catheter nursing device for intravenous therapy in oncology, which comprises a first plate, wherein a movable supporting component and a sliding rail are vertically arranged below the first plate, and a first connecting rod is connected to the sliding rail; the lower end of the first connecting rod is provided with an internal thread pipe and a second connecting rod, the lower end of the second connecting rod is horizontally provided with a first sleeve and a second sleeve, an inflatable air bag is paved on the inner wall of the second sleeve, the left side of the first sleeve is provided with a mounting plate, the lower end of the mounting plate is connected with a plurality of groups of clamping pieces for clamping a catheter, and the upper end of the mounting plate is movably connected with the first plate through a rotating assembly; the utility model solves the problems that the adjustable angle range of the arm is small and the multiple groups of catheters can not be fixed respectively, and is suitable for catheterization and nursing of the venous catheters in oncology.

Description

Catheter nursing device for oncology vein treatment

Technical Field

The utility model relates to the technical field of oncology medical instruments, in particular to a catheter nursing device for oncology intravenous therapy.

Background

The PICC tube is a central venous catheter which is placed through peripheral veins, the PICC tube is formed by puncturing a catheter tube through peripheral veins (a great vein, a median elbow vein and a head vein) on an arm, then sequentially passing through an axillary vein, a subclavian vein and an innominate vein along the running direction of the blood vessel, and finally inserting the tip of the catheter tube into an upper vena cava; the PICC provides a convenient, safe and effective venous channel which can be used for a long time for patients and is widely applied to clinical treatment; when the catheter is placed, in order to ensure that the catheter is successfully punctured, the arm of a patient can be fixed or horizontally moved; for example, china patent (patent publication No. CN 115300127A) discloses a catheter nursing device for oncology vein treatment, which utilizes a control component, an adjusting component, a first telescopic component and a second telescopic component to fix arms of a patient or horizontally move, but in practical application, on one hand, the adjustable angle range of the arms and the body of the patient is small, the effect of solving the problem of puncture blockage is poor, and on the other hand, a plurality of catheters required for later transfusion cannot be respectively fixed, so that a plurality of catheters are wound, thereby influencing later nursing.

Disclosure of utility model

The present utility model is intended to provide a catheter care device for oncology intravenous therapy to solve the above-mentioned problems in the background art.

In order to achieve the above object, the present utility model provides the following technical solutions:

The basic technical scheme provided by the utility model is as follows: the utility model provides a oncology is pipe nursing device for vein treatment, includes first board, first board below fixedly connected with removes supporting component and the slide rail of falling "T" shape, the orbit of slide rail is circular-arc, be connected with the head rod on the slide rail, the spout has been seted up to the upper end of head rod, the spout with the slide rail is sliding fit setting, wear to be equipped with first fastening bolt on the lateral wall of spout, offer on the slide rail with first fastening bolt complex screw hole, the slide rail both ends are all fixed with limit baffle; the lower end of the first connecting rod is in threaded connection with an internal threaded pipe, the lower end of the internal threaded pipe is sleeved with a second connecting rod, the lower end of the second connecting rod is horizontally provided with a first sleeve, a second sleeve for an arm to pass through is connected in a sliding manner in the first sleeve, and the first sleeve and the second sleeve are fixed through a second fastening bolt; an inflatable air bag with an annular structure is arranged on the inner wall of the second sleeve;

The left side of the first sleeve is provided with a mounting plate, and the lower end of the mounting plate is connected with a plurality of groups of clamping pieces for clamping the catheter; the clamping piece comprises a first block and a second block, the upper end of the first block is fixedly connected with the mounting plate, the second block is arranged right below the first block, and arc-shaped through grooves are horizontally formed in one sides, close to each other, of the first block and the second block; one end of the first block bottom and one end of the second block top, which are both positioned at the left side of the arc-shaped through groove, are rotationally connected through a spring, a limiting hole is formed in the other end of the first block bottom, and a limiting bolt matched with the limiting hole is arranged at the other end of the second block top; the upper end of the mounting plate is movably connected with the first plate through a rotating assembly.

The principle of the basic technical scheme is as follows: under the design of the slide rail, the first connecting rod can slide back and forth along the circular arc track of the rail, the first fastening bolt is screwed down to fix the first connecting rod on the slide rail, and the distance between the first connecting rod and the second connecting rod can be adjusted by rotating the threaded pipe; the acting force generated by the spring can not only enable the second block to be tightly buckled on the first block, but also pull the second block to be far away from the first block, and when the first block and the second block are tightly buckled, the limiting bolt is inserted into the limiting hole, so that the degree of freedom of the second block on the rotating plane is limited.

The basic technical scheme has the beneficial effects that: under the matched use of the circular arc-shaped sliding rail, the first connecting rod, the threaded pipe, the second connecting rod, the first sleeve and the second sleeve, the arm of a patient can be adjusted and fixed in the vertical direction, the adjustable angle between the arm and the body of the patient is enlarged in the horizontal direction, the problem that the catheter is blocked when the catheter is punctured is further solved, and the success rate of the catheter placement is improved; under the use of the first fastening bolt and the second fastening bolt, the fixing effect on the arm of the patient is ensured; under the action of the inflatable air bag, not only the comfort is improved, but also the arms with different sizes are conveniently fixed; under the action of the rotating component, the angle of the mounting plate can be adjusted, so that the mounting plate is convenient to fix; under the action of a plurality of groups of clamping pieces, a plurality of groups of guide pipes can be respectively fixed on the mounting plate, so that the guide pipes are prevented from being mutually wound to influence nursing; under the action of the spring, the clamping piece is used for fixing the guide pipe, so that the operation is simple and the use is convenient; under the collocation use of spacing bolt and spacing hole, the relative rotation takes place for restriction first piece and second piece behind fixed pipe, prevents that the pipe from breaking away from, has improved the stability of use.

Preferably, the movable supporting component comprises a second plate, the second plate is horizontally arranged under the first plate, four groups of self-locking universal wheels distributed in a matrix are connected under the second plate, the right end of the second plate is connected with the right end of the first plate through a third plate, and the third plate is arranged on the right side of the first sleeve; a first space for accommodating a sickbed is formed between the second plate and the first sleeve, and a second space for accommodating a patient is formed between the first sleeve and the third plate.

Through the arrangement, under the action of the self-locking universal wheel, the device can be moved conveniently and fixed when in use; under the design of the first space and the second space, the installation mode is clear, and the design and the sickbed are convenient to use in a matching way.

Preferably, reinforcing ribs are arranged between the first plate and the third plate and between the third plate and the second plate; the second plate is provided with a plurality of groups of weight blocks.

Through the arrangement, the patient is prevented from shaking or damaging due to overlarge force during use, and the stability is further improved.

Preferably, the limit grooves are horizontally and symmetrically formed in two sides of the inner side wall of the first sleeve, limit rods are arranged in the limit grooves, one ends of the limit rods are arranged in a sliding fit mode with the limit grooves, and the other ends of the limit rods are fixedly connected with the second sleeve.

Through the arrangement, the situation that the arm is blocked when the included angle between the arm and the body is adjusted is avoided, and the second sleeve is prevented from slipping from the first sleeve.

Preferably, a first mounting counter bore for mounting the spring is formed in the first block, and a second mounting counter bore for mounting the spring is formed in the second block; the spring is rotationally connected with the first block through a miniature bearing, and the miniature bearing is horizontally fixed in the first mounting counter bore; the upper end of the spring is fixedly connected with the inner ring of the miniature bearing through a rotating block, and the lower end of the spring is fixedly connected with the bottom plate of the second installation counter bore.

Through the arrangement, under the design of the first mounting counter bore and the second mounting counter bore, the spring which is always in a stretching state is convenient to mount, the interaction force between the first block and the second block is increased, and the fixing effect on the guide pipe is improved; under the use of miniature bearing and rotating block for can take place to rotate when the second piece is pulled downwards, make things convenient for packing into the arc through groove with the pipe.

Preferably, the rotating assembly comprises a third connecting rod and a bevel gear with a conical surface facing downwards, the lower end of the third connecting rod is fixedly connected with the mounting plate, the upper end of the third connecting rod is fixedly connected with the bevel gear, a mounting through hole for penetrating the third connecting rod and the bevel gear is formed in the first plate, and teeth meshed with the bevel gear are formed in the inner side wall of the mounting through hole.

Through the arrangement, under the use of the bevel gear, the adjustable rotation angle range of the mounting plate is large, small-angle adjustment can be realized, and the bevel gear is simple in structure and convenient to use.

Preferably, the sliding rail comprises a vertical plate and a transverse plate, the threaded holes are horizontally formed in the vertical plate, the upper end of the vertical plate is fixedly connected with the first plate, and the lower end of the vertical plate is fixedly connected with the transverse plate.

Through the arrangement, the device has the advantages of simple structure, low production cost and convenient use.

Drawings

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

FIG. 2 is a bottom view of the first plate and slide rail of FIG. 1;

FIG. 3 is an enlarged schematic view of the clip of FIG. 1;

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

FIG. 5 is a schematic view illustrating a sliding fit between the sliding rail and the first connecting rod in FIG. 1;

the names of the corresponding marks in the drawings are:

The device comprises a first plate 1, a reinforcing rib 2, an internally threaded pipe 3, a limit baffle 4, a first connecting rod 5, a first fastening bolt 6, a vertical plate 7, a transverse plate 8, a bevel gear 9, a mounting through hole 10, a third connecting rod 11, a mounting plate 12, a clamping piece 13, a weight-increasing block 14, a second plate 15, a self-locking universal wheel 16, a third plate 17, a first block 18, a miniature bearing 19, a rotating block 20, a spring 21, a first mounting counter bore 22, a second mounting counter bore 23, a second block 24, a limit bolt 25, a limit hole 26, a second fastening bolt 27, a first sleeve 28, a limit rod 29, a limit groove 30, a second sleeve 31, an inflatable airbag 32 and a second connecting rod 33.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and embodiments:

As shown in fig. 1-4, a catheter care device for oncology vein treatment comprises a first plate 1, wherein a movable supporting component and a vertical plate 7 are vertically arranged below the first plate 1; the movable supporting component comprises a second plate 15, the second plate 15 is horizontally arranged right below the first plate 1, four groups of self-locking universal wheels 16 distributed in a matrix are connected below the second plate 15, and the right end of the second plate 15 is connected with the right end of the first plate 1 through a third plate 17; the reinforcing ribs 2 are arranged between the first plate 1 and the third plate 17 and between the third plate 17 and the second plate 15, and a plurality of groups of weight-increasing blocks 14 are arranged on the second plate 15; a plurality of threaded holes are horizontally formed in the vertical plate 7, a transverse plate 8 is horizontally arranged at the lower end of the vertical plate 7, the vertical plate 7 and the transverse plate 8 form a T-shaped sliding rail, the track of the sliding rail is arranged below the first plate 1 in an arc shape, limit baffles 4 are fixed at two ends of the sliding rail, and a first connecting rod 5 is connected to the sliding rail in a sliding manner; the upper end of the first connecting rod 5 is provided with a first fastening bolt 6 in a penetrating way, and the first fastening bolt 6 is matched with the threaded hole; the lower end of the first connecting rod 5 is in threaded connection with an internal threaded pipe 3, the lower end of the internal threaded pipe 3 is sleeved with a second connecting rod 33, the lower end of the second connecting rod 33 is horizontally provided with a first sleeve 28, a second sleeve 31 used for an arm to pass through is arranged in the first sleeve 28, the first sleeve 28 and the second sleeve 31 are in sliding connection through two groups of bilateral symmetry limiting rods 29, one end of each limiting rod 29 is fixedly connected with the second sleeve 31, and the other end of each limiting rod 29 and the first sleeve 28 are in sliding fit through a limiting groove 30; the first sleeve 28 and the second sleeve 31 are fixed by the second fastening bolt 27; an inflatable airbag 32 is laid on the inner wall of the second sleeve 31; the third plate 17 is arranged on the right side of the first sleeve 28; a first space for accommodating a patient bed is formed between the second plate 15 and the first sleeve 28, and a second space for accommodating a patient is formed between the first sleeve 28 and the third plate 17;

The left side of the first sleeve 28 is provided with a mounting plate 12, and the lower end of the mounting plate 12 is connected with a plurality of groups of clamping pieces 13 for clamping the catheter; the clamping piece 13 comprises a first block 18 and a second block 24, the upper end of the first block 18 is fixedly connected with the mounting plate 12, the second block 24 is arranged under the first block 18, a first mounting counter bore 22 is vertically formed in the bottom of the first block 18, a second mounting counter bore 23 is formed in the second block 24 right under the first mounting counter bore 22, a miniature bearing 19 is horizontally arranged in the first mounting counter bore 22, a rotating block 20 is fixed on the inner ring of the miniature bearing 19, a spring 21 is vertically connected on the rotating block 20, and the lower end of the spring 21 is fixedly connected with the bottom of the second mounting counter bore 23; an arc through groove is horizontally formed in one side, close to each other, of the first block 18 and the second block 24 positioned on the right side of the spring 21, a limiting hole 26 is vertically formed in the first block 18 positioned on the right side of the arc through groove, and a limiting plug pin 25 matched with the limiting hole 26 is arranged on the second block 24 positioned on the right side of the arc through groove; the upper end of mounting panel 12 is vertical to be provided with third connecting rod 11, and the upper end fixedly connected with conical surface bevel gear 9 down of third connecting rod 11, has offered the installation through-hole 10 that is used for wearing dress third connecting rod 11 and bevel gear 9 on the first board 1, is equipped with the tooth with bevel gear 9 meshing on the inside wall of installation through-hole 10.

The specific implementation process is as follows:

The self-locking universal wheel 16 is moved to the front of a sickbed of a patient, a first space passes through the sickbed, the patient lies in a second space, the right arm of the patient is close to the first sleeve 28, the arm of the patient is inserted into the inflatable air bag 32 of the second sleeve 31, the inflatable air bag 32 is inflated, the second sleeve 31 is fixed on the arm of the patient, the first connecting rod 5 is slid and the internally threaded tube 3 is rotated, the arm of the patient is positioned at a proper angle and at a proper height, the first fastening bolt 6 and the second fastening bolt 27 are screwed to fix the arm of the patient, then the patient is placed, after the tube placement is completed, the third connecting rod 11 is pushed upwards and rotated to enable the direction of the mounting plate 12 to be oriented at a proper angle, the second block 24 is pulled downwards, the limit plug 25 on the patient is pulled out of the limit hole 26, the second block 24 is rotated, then the required catheter for transfusion is clamped into the arc-shaped through groove of the first block 18, the second block 24 is reset, and a plurality of groups of catheters are respectively fixed on the mounting plate 12 through repeated operation.

The foregoing is merely exemplary embodiments of the present utility model, and detailed technical solutions or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. Catheter care device for oncology intravenous therapy comprising a first plate (1), characterized in that: the movable support device is characterized in that a movable support assembly and an inverted T-shaped sliding rail are fixedly connected below the first plate (1), the track of the sliding rail is arc-shaped, a first connecting rod (5) is connected to the sliding rail, a sliding groove is formed in the upper end of the first connecting rod (5), the sliding groove and the sliding rail are arranged in a sliding fit mode, a first fastening bolt (6) is arranged on the side wall of the sliding groove in a penetrating mode, threaded holes matched with the first fastening bolt (6) are formed in the sliding rail, and limiting baffles (4) are fixed at two ends of the sliding rail; the lower end of the first connecting rod (5) is in threaded connection with an inner threaded pipe (3), a second connecting rod (33) is sleeved at the lower end of the inner threaded pipe (3), a first sleeve (28) is horizontally arranged at the lower end of the second connecting rod (33), a second sleeve (31) for an arm to pass through is slidably connected in the first sleeve (28), and the first sleeve (28) and the second sleeve (31) are fixed through a second fastening bolt (27); an inflatable air bag (32) with an annular structure is arranged on the inner wall of the second sleeve (31);

The left side of the first sleeve (28) is provided with a mounting plate (12), and the lower end of the mounting plate (12) is connected with a plurality of groups of clamping pieces (13) for clamping the catheter; the clamping piece (13) comprises a first block (18) and a second block (24), the upper end of the first block (18) is fixedly connected with the mounting plate (12), the second block (24) is arranged right below the first block (18), and arc through grooves are horizontally formed in one sides, close to each other, of the first block (18) and the second block (24); one end of the bottom of the first block (18) and one end of the top of the second block (24) which are positioned at the left side of the arc-shaped through groove are rotationally connected through a spring (21), a limiting hole (26) is formed in the other end of the bottom of the first block (18), and a limiting plug pin (25) matched with the limiting hole (26) is arranged at the other end of the top of the second block (24); the upper end of the mounting plate (12) is movably connected with the first plate (1) through a rotating assembly.

2. The oncology intravenous therapy catheter care device of claim 1, wherein: the movable supporting assembly comprises a second plate (15), the second plate (15) is horizontally arranged under the first plate (1), four groups of self-locking universal wheels (16) distributed in a matrix are connected below the second plate (15), the right end of the second plate (15) is connected with the right end of the first plate (1) through a third plate (17), and the third plate (17) is arranged on the right side of the first sleeve (28); a first space for accommodating a hospital bed is formed between the second plate (15) and the first sleeve (28), and a second space for accommodating a patient is formed between the first sleeve (28) and the third plate (17).

3. The oncology intravenous therapy catheter care device of claim 2, wherein: reinforcing ribs (2) are arranged between the first plate (1) and the third plate (17) and between the third plate (17) and the second plate (15); the second plate (15) is provided with a plurality of groups of weight blocks (14).

4. The oncology intravenous therapy catheter care device of claim 1, wherein: limiting grooves (30) are formed in the two sides of the inner side wall of the first sleeve (28) in a horizontal symmetry mode, limiting rods (29) are arranged in the limiting grooves (30), one ends of the limiting rods (29) are arranged in a sliding fit mode with the limiting grooves (30), and the other ends of the limiting rods (29) are fixedly connected with the second sleeve (31).

5. The oncology intravenous therapy catheter care device of claim 1, wherein: a first mounting counter bore (22) for mounting the spring (21) is formed in the first block (18), and a second mounting counter bore (23) for mounting the spring (21) is formed in the second block (24); the spring (21) is rotationally connected with the first block (18) through a miniature bearing (19), and the miniature bearing (19) is horizontally fixed in the first mounting counter bore (22); the upper end of the spring (21) is fixedly connected with the inner ring of the miniature bearing (19) through a rotating block (20), and the lower end of the spring (21) is fixedly connected with the bottom plate of the second mounting counter bore (23).

6. The oncology intravenous therapy catheter care device of claim 1, wherein: the rotary assembly comprises a third connecting rod (11) and a bevel gear (9) with a conical surface facing downwards, wherein the lower end of the third connecting rod (11) is fixedly connected with the mounting plate (12), the upper end of the third connecting rod (11) is fixedly connected with the bevel gear (9), a mounting through hole (10) for penetrating and mounting the third connecting rod (11) and the bevel gear (9) is formed in the first plate (1), and teeth meshed with the bevel gear (9) are formed in the inner side wall of the mounting through hole (10).

7. The oncology intravenous therapy catheter care device of claim 1, wherein: the sliding rail comprises a vertical plate (7) and a transverse plate (8), the threaded holes are horizontally formed in the vertical plate (7), the upper end of the vertical plate (7) is fixedly connected with the first plate (1), and the lower end of the vertical plate (7) is fixedly connected with the transverse plate (8).