CN212789322U

CN212789322U - Controllable formula tumour medicine feeding device

Info

Publication number: CN212789322U
Application number: CN202020486609.5U
Authority: CN
Inventors: 李艳艳; 王洪科; 谷见法; 冯应勤
Original assignee: Zhengzhou Central Hospital
Current assignee: Zhengzhou Central Hospital
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-03-26
Anticipated expiration: 2030-04-07

Abstract

A controllable tumor drug supply device effectively solves the problems that the existing drug supply device is easy to shift and shake during injection and is easy to inject unevenly; the injection device comprises an arc-shaped block with a downward arc opening in the left-right direction, a U-shaped plate capable of sliding left and right and with a forward opening is arranged at the front end of the arc-shaped block, a rectangular block capable of sliding up and down is arranged in the U-shaped plate, an up-and-down axial through hole is formed in the rectangular block, an injection tube with an upward opening is coaxially arranged in the through hole, the upper end of the injection tube extends out of the through hole and is coaxially detachably connected with a fixed plate, a pushing screw rod is coaxially and threadedly connected on the fixed plate, the lower end of the pushing screw rod penetrates through the fixed plate and is coaxially and rotatably connected with a piston capable of being; the novel multifunctional electric heating cooker is simple in structure, novel in conception, convenient to use and high in practicability.

Description

Controllable formula tumour medicine feeding device

Technical Field

The utility model relates to an internal medicine of tumor apparatus technical field, especially a controllable formula tumour medicine feeding device.

Background

The clinical treatment methods of tumors are many, the intervention method is one of the common treatment methods, and at present, part of tumor patients need to regularly inject drugs into tumor lesion parts through an injector so as to achieve the purpose of rapid drug delivery, accelerate drug absorption and improve the drug absorption efficiency.

However, many injection medicaments for treating tumors have strong irritation, and need to be slowly injected when being injected into tumor lesion parts by using an injector, medical workers need to stably hold the injector by hands in the process, but the injection time is long, the medical workers can unconsciously move to cause the deviation and the shaking of a needle head, secondary injury is caused to patients, meanwhile, the medical workers can cause the hand muscles to be stiff by injecting liquid medicine for a long time, the liquid medicine cannot be injected at a constant speed, the liquid medicine is injected too fast or too slowly, and the treatment effect is poor.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, in order to compensate prior art not enough, the utility model aims at providing a controllable formula tumour medicine feeding device, effectual emergence skew when having solved current medicine feeding device injection easily rocks, and injects inhomogeneous problem easily.

The technical scheme of its solution is, the utility model discloses a direction and arc mouth arc piece down about, arc piece front end is equipped with the U-shaped board that can the horizontal slip and the opening is preceding, be equipped with gliding rectangular block from top to bottom in the U-shaped board, axial through-hole about having seted up on the rectangular block, the coaxial opening injection tube up that is equipped with in the through-hole, the injection tube upper end is stretched out through-hole and coaxial dismantlement and is connected with the fixed plate, coaxial threaded connection has the promotion screw rod on the fixed plate, the promotion screw rod lower extreme runs through fixed plate and coaxial rotation and is connected with the piston that can insert in the injection tube, the injection tube lower extreme stretches out through-hole and coaxial being equipped with the syringe.

Compared with the prior art, the beneficial effects of the utility model are that: the arc piece that is equipped with, the U-shaped board, the rectangular block, the injection tube, the syringe needle, push screw etc, can at the uniform velocity inject into the liquid medicine to the patient, it is inhomogeneous because of the hand fatigue injection speed to have avoided medical personnel, it is spacing to syringe needle simultaneously, avoid taking place the skew condition of rocking at injection in-process injection needle, T-slot and T-shaped piece that is equipped with, can make the U-shaped board can only the horizontal slip on the arc piece, stopper and stop screw that are equipped with, can carry on spacingly to the U-shaped board, brake pads and pressure spring that are equipped with, can carry on spacingly to the rectangular block, the briquetting that is equipped with, waist type groove etc., the rectangular block that slides from top to bottom can be convenient for medical personnel, first magic subsides and second magic subsides that are equipped with, can be convenient for medical personnel fixed constraint area.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a full-section left-side perspective view diagram of the utility model.

Fig. 3 is a full-section top perspective view of the utility model.

Fig. 4 is a rear perspective view of the present invention.

Fig. 5 is a bottom perspective view of the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 5 and give, including left right direction and arc mouth arc piece 1 down, but 1 front end of arc piece is equipped with horizontal slip and opening U-shaped plate 2 forward, be equipped with gliding rectangle piece 3 from top to bottom in the U-shaped plate 2, axial through-hole 4 about having seted up on the rectangle piece 3, the coaxial injection tube 5 that is equipped with opening up in the through-

hole

4, 5 upper ends of injection tube stretch out through-hole 4 and coaxial dismantlement are connected with fixed plate 6, coaxial threaded connection has promotion screw rod 8 on the

fixed plate

6, 8 lower extremes of promotion screw rod run through fixed plate 6 and coaxial rotation are connected with piston 7 that can insert in the

injection tube

5, 5 lower extremes of injection tube stretch out through-hole 4 and coaxial syringe needle 9 that is equipped with, both ends are equipped with the constraint area 10 of left right direction.

In order to ensure that the U-shaped plate 2 can only slide left and right on the arc-shaped block 1, the front end of the arc-shaped block 1 is provided with a T-shaped groove 11 in the left and right directions, and the rear end of the U-shaped plate 2 is provided with a T-shaped block 12 which can slide in the T-shaped groove 11.

In order to limit the U-shaped plate 2, the rear end of the U-shaped plate 2 is provided with a limiting block 13, the limiting block 13 is connected with an upper limiting screw 14 and a lower limiting screw 14 in an upper axial direction through threads, the lower end of the limiting screw 14 penetrates through the limiting block 13 and can be in contact with the upper end face of the arc-shaped block 1, and the upper end of the limiting screw 14 penetrates through the limiting block 13 and is coaxially provided with a rotating column 15.

In order to fix the restraining strip 10, a first magic tape 16 is disposed on the outer surface of the free end of the left restraining strip 10, and a second magic tape 17 capable of being adhered to the first magic tape 16 is disposed on the inner surface of the free end of the right restraining strip 10.

In order to limit the rectangular block 3, the left end and the right end of the rectangular block 3 are respectively provided with a rectangular groove 18, a brake block 20 is arranged in the rectangular groove 18 through a compression spring 19, and the outer surface of the brake block 20 can be in contact with the inner surface of the U-shaped plate 2.

In order to drive the rectangular block 3 to slide up and down, the left and right side walls of the U-shaped plate 2 are respectively provided with a waist-shaped groove 21 which is through up and down and left and right, a left and right axial transmission column 22 is arranged in the waist-shaped groove 21, the outer end of the transmission column 22 extends out of the waist-shaped groove 21 and is provided with a pressing block 23, and the inner end of the transmission column 22 extends out of the waist-shaped groove 21 and is fixedly connected with the brake block 20.

In order to facilitate the rotation of the pushing screw 8 by the medical staff, the upper end of the pushing screw 8 penetrates through the fixing plate 6 and is eccentrically provided with a handle 25 through a turntable 24.

When the utility model is used, firstly, the injection needle 9 is punctured into the liquid medicine bottle, the handle 25 is rotated anticlockwise, the handle 25 drives the pushing screw 8 to rotate anticlockwise through the turntable 24, the pushing screw 8 drives the piston 7 to slide upwards in the injection tube 5, and the liquid medicine to be injected is sucked into the injection tube 5;

the lower end face of an arc-shaped block 1 is attached to the abdomen or chest of a patient, two binding belts 10 are wound on the back of the patient, the arc-shaped block 1 is fixed on the body of the patient by bonding a first magic tape 16 and a second magic tape 17, a U-shaped plate 2 slides leftwards or rightwards, the U-shaped plate 2 drives a T-shaped block 12 to slide leftwards or rightwards in a T-shaped groove 11, a limiting block 13 and a limiting screw 14 are driven to slide leftwards or rightwards at the same time, the sliding is stopped when the injection needle 9 slides right above a tumor part, a rotating column 15 rotates anticlockwise, the rotating column 15 drives the limiting screw 14 to slide downwards on the limiting block 13, after the injection needle slides for a certain distance, the lower end face of the limiting screw 14 is in contact with the upper end face of the arc;

the medical staff holds the two ends of the U-shaped plate 2 by the right hand and presses the pressing blocks 23 at the two sides inwards, the pressing block 23 drives the transmission column 22 to move inwards in the kidney-shaped groove, the transmission column 22 drives the brake block 20 to slide inwards in the rectangular groove 18, the rectangular block 3 slides inwards and simultaneously compresses the pressure spring 19, the outer surface of the brake block 20 is separated from the inner surface of the U-shaped plate 2, the limit of the rectangular block 3 is released, the pressing block 23 slides downwards while pressing inwards, the pressing block 23 drives the brake block 20 to move downwards through the transmission column 22, the brake block 20 drives the rectangular block 3 to slide downwards, the rectangular block 3 drives the injection tube 5 to slide downwards, the injection tube 5 drives the injection needle 9 to move downwards, the injection needle 9 moves downwards after moving downwards for a certain distance and penetrates into the tumor lesion part of the patient, the pressing block 23 stops sliding downwards, the pressing block 23 is released, the pressing block 23 is driven to slide outwards due to the outward elasticity of the pressure, at the moment, due to the friction force between the pressing block 23 and the U-shaped plate 2, the rectangular block 3 cannot slide downwards due to gravity, and the rectangular block 3 is locked and limited;

the handle 25 is rotated clockwise at a constant speed, the handle 25 drives the pushing screw 8 to rotate clockwise through the rotary table 24, the pushing screw 8 drives the piston 7 to slide downwards at a constant speed in the injection tube 5, liquid medicine in the injection tube 5 is injected into a tumor part of a patient at a constant speed, medical staff drives the piston 7 to move downwards by rotating the handle 25 to replace an original pushing push rod to drive the piston 7 to move downwards, so that the condition that hand muscles are stiff cannot be generated in long-time injection, the handle 25 is rotated at a constant speed to drive the piston 7 to move downwards at a constant speed, the liquid medicine is injected into the patient at a constant speed, meanwhile, the limiting screw 14 limits the injection tube 5 in the left and right direction, the brake block 20 limits the injection tube 5 in the up and down direction, and therefore, the injection needle 9;

after the injection finishes, inwards press briquetting 23 and upwards slide, drive syringe needle 9 upwards and slide, syringe needle 9 and patient's health separation make first magic subsides 16 and the separation of second magic subsides 17, take down arc piece 1 from patient's health, with fixed plate 6 and injection tube 5 separation, take out piston 7 from injection tube 5, with piston 7 and injection tube 5 washing disinfection can.

Claims

1. A controllable tumor drug supply device, which comprises an arc-shaped block (1) with a downward arc opening in the left and right directions, the injection device is characterized in that a U-shaped plate (2) which can slide left and right and is provided with a forward opening is arranged at the front end of an arc-shaped block (1), a rectangular block (3) which can slide up and down is arranged in the U-shaped plate (2), an axial through hole (4) is formed in the rectangular block (3), an injection tube (5) with an upward opening is coaxially arranged in the through hole (4), the upper end of the injection tube (5) stretches out the through hole (4) and is connected with a fixing plate (6) in a coaxial disassembling mode, a pushing screw rod (8) is connected to the fixing plate (6) through coaxial threads on the fixing plate (6), a piston (7) which can be inserted into the injection tube (5) is connected to the lower end of the injection tube (5) in a coaxial rotating mode through the through hole (4), an injection needle (9) is coaxially.

2. The controllable tumor drug supply device according to claim 1, wherein the front end of the arc-shaped block (1) is provided with a T-shaped groove (11) in the left-right direction, and the rear end of the U-shaped plate (2) is provided with a T-shaped block (12) capable of sliding in the T-shaped groove (11).

3. The controllable tumor drug feeding device according to claim 1, wherein the U-shaped plate (2) has a limiting block (13) at the rear end thereof, the limiting block (13) is connected with an upper and lower axial limiting screw (14) by screw threads, the lower end of the limiting screw (14) penetrates through the limiting block (13) and can be in contact with the upper end surface of the arc-shaped block (1), and the upper end of the limiting screw (14) penetrates through the limiting block (13) and is coaxially provided with a rotating column (15).

4. A controllable tumor drug delivery device according to claim 1, wherein the free end of the left side of the restraining strip (10) is provided with a first magic tape (16) on the outer surface thereof, and the free end of the right side of the restraining strip (10) is provided with a second magic tape (17) on the inner surface thereof, which can be adhered to the first magic tape (16).

5. The controllable tumor drug delivery device according to claim 1, wherein the rectangular block (3) has rectangular grooves (18) formed at left and right ends thereof, and the rectangular grooves (18) have brake blocks (20) disposed therein via compression springs (19), the outer surfaces of the brake blocks (20) being in contact with the inner surfaces of the U-shaped plates (2).

6. The controllable tumor drug feeding device according to claim 1, wherein the U-shaped plate (2) has two side walls with a waist-shaped groove (21) extending vertically and extending left and right, a left and right axial transmission column (22) is disposed in the waist-shaped groove (21), an outer end of the transmission column (22) extends out of the waist-shaped groove (21) and is provided with a pressing block (23), and an inner end of the transmission column (22) extends out of the waist-shaped groove (21) and is fixedly connected with the brake block (20).

7. A controllable tumor drug delivery device according to claim 1, wherein the upper end of the pushing screw (8) penetrates the fixing plate (6) and is eccentrically provided with a handle (25) via a rotary plate (24).