CN209951947U

CN209951947U - Medical booster

Info

Publication number: CN209951947U
Application number: CN201920294435.XU
Authority: CN
Inventors: 李锋; 朱景全
Original assignee: Xichang Jinqian Magnetic Motors Manufacturing Co Ltd
Current assignee: Xichang Jinqian Magnetic Motors Manufacturing Co Ltd
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2020-01-17
Anticipated expiration: 2029-03-08

Abstract

The utility model provides a medical boost motor, including cylinder fixed sleeve, boosting frame, boosting dish and boosting threaded rod, be equipped with the first through-hole that is used for holding the cylinder in the cylinder fixed sleeve, the boosting frame is hollow structure, and its one side is open end for supply cylinder and pintle to pass through and with cylinder fixed sleeve swing joint, opposite side are the blind end, the blind end is equipped with the second through-hole, be equipped with in the second through-hole with boosting threaded rod matched with screw thread, the boosting dish is located in the hollow structure of boosting frame, and with boosting frame sliding fit, boosting threaded rod one end is located in the hollow structure of boosting frame, and with boosting dish fixed connection, the other end of boosting threaded rod passes the second through-hole is located outside the boosting frame. The medical booster can reduce the labor intensity of medical staff, can accurately control the injection dosage of the medicine, reduces adverse reactions and greatly improves the treatment effect.

Description

Medical booster

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to medical boost motor.

Background

Clinically, an injector generally consists of a needle, a syringe barrel and a pintle. The pressure at which the intramuscular injection is performed comes from the pushing force of the thumb against the pintle. Normal intramuscular injections generally do not suffer from the difficulty of pushing the pintle. However, since the scar tissue is formed by the excessive proliferation of dense fiber cells, when the scar tissue is injected, it is difficult to push the needle plug to advance due to the compact structure, so that the injection is difficult. Meanwhile, the dosage of the injected medicine is not easy to be accurately controlled, and the treatment effect is greatly influenced. There is therefore a need for a medical aid for injecting scar tissue.

In view of this, the utility model is especially provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical boost motor.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model relates to a medical booster, which comprises a syringe fixing sleeve, a boosting frame, a boosting disc and a boosting threaded rod, wherein,

a first through hole for accommodating the needle cylinder is arranged in the needle cylinder fixing sleeve,

the boosting frame is of a hollow structure, one side of the boosting frame is an open end and is used for a needle cylinder and a pintle to pass through and be movably connected with the needle cylinder fixing sleeve, the other side of the boosting frame is a closed end, the closed end is provided with a second through hole, a thread matched with the boosting threaded rod is arranged in the second through hole,

the boosting disc is positioned in the hollow structure of the boosting frame and is in sliding fit with the boosting frame,

one end of the boosting threaded rod is located in the hollow structure of the boosting frame and is fixedly connected with the boosting disc, and the other end of the boosting threaded rod penetrates through the second through hole and is located outside the boosting frame.

Preferably, after the injector is installed, the needle cylinder fixing sleeve and the boosting disc are coaxial with the boosting threaded rod, and the boosting disc is abutted against the bottom of the needle bolt and used for realizing the relative movement of the needle bolt in the needle cylinder.

Preferably, the syringe fixing sleeve is connected with the boosting frame through a movable shaft.

Preferably, the boosting frame comprises a first rod part and a second rod part which are symmetrically arranged, one ends of the first rod part and the second rod part are movably connected with the needle cylinder fixing sleeve through movable shafts, and the other ends of the first rod part and the second rod part extend to the closed end.

Preferably, the fixed sleeve of cylinder includes the sleeve body to and first flank and the second flank that the symmetry set up, first flank and second flank all are located and are close to the one end of boosting dish, and with sleeve body fixed connection, be equipped with first mounting hole on the first flank, be equipped with the second mounting hole on the second flank, first loose axle is through first mounting hole, realizes the swing joint of first flank and first pole portion, be equipped with the second mounting hole on the second flank, the second loose axle passes through the second mounting hole, realizes the swing joint of second flank and second pole portion.

Preferably, a first groove and a second groove are symmetrically arranged at two ends of the boosting disc, the first groove is matched with the first rod part, and the second groove is matched with the second rod part, so that the boosting disc is in sliding fit with the boosting frame.

Preferably, a counter bore is formed in one end, close to the needle cylinder fixing sleeve, of the boosting disc, and the counter bore is used for accommodating the bottom of the needle bolt.

Preferably, the boosting device further comprises a base plate, wherein the base plate is positioned at one end, far away from the boosting disc plate, of the boosting threaded rod and is fixedly connected with the boosting threaded rod.

Preferably, the diameter of the chassis is greater than the diameter of the boost threaded rod.

Preferably, the surface of the chassis is provided with anti-skid lines.

The utility model has the advantages that:

the utility model provides a medical boost motor, this boost motor utilize screw thread lever principle, through rotating chassis, just can promote the boosting dish through the boosting threaded rod, and then promote the pintle, inject the medicine easily in the scar tissue. The device not only can reduce the labor intensity of medical staff, but also can accurately control the injection dosage of the medicine, reduce adverse reactions and greatly improve the treatment effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the medical booster in an operating state.

Fig. 2 is a schematic structural view of the connection relationship between the syringe fixing sleeve and the thrust-assisting frame.

Fig. 3 is a schematic structural diagram of the combination relationship of the boosting disc and the boosting frame.

Fig. 4 is a schematic view showing a structure of the medical assist when the syringe is loaded.

In the figure, 01-syringe; 02-pintle; 03-a needle head;

1-syringe fixing sleeve;

11-a first via;

12-a first side flap;

121-a first movable shaft;

13-a second flank;

131-a second movable shaft;

2-a boosting frame;

21-a first stem portion;

22-a second stem portion;

23-closed end;

3-boosting disc;

31-a first groove;

32-a second groove;

33-counterbores;

4-boosting threaded rod;

5-chassis.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The utility model relates to a medical booster, which is used in cooperation with a medical injector to reduce the resistance when injecting scar tissue. As described in the background, a medical injector includes a needle 03, a barrel 01, and a pintle 02. Wherein, one end of the syringe 01 is a closed end, and the other end is an open end. The needle 03 is arranged at the closed end of the syringe 01, and the inner cavity of the needle 03 is communicated with the inner cavity of the syringe 01. One end of the pintle 02 is positioned within the interior chamber of the barrel 01 and the other end extends outwardly and beyond the open end of the barrel 01.

As shown in fig. 1, the medical booster includes a syringe fixing sleeve 1, a booster frame 2, a booster disk 3, and a booster screw rod 4.

A first through-opening 11 is provided in the needle cylinder fixing sleeve 1, the first through-opening 11 having an inner diameter slightly larger than the diameter of the needle cylinder 01 for receiving the needle cylinder 01 and clamping the needle cylinder 01.

The boosting frame 2 is a hollow structure, and one side of the boosting frame is an open end for the needle cylinder 01 and the pintle 02 to pass through. The open end is also movably connected with the needle cylinder fixing sleeve 1, and the needle cylinder 01 is put in and taken out by rotating the needle cylinder fixing sleeve 1. The other side of the boosting frame 2 is a closed end 23, the closed end 23 is provided with a second through hole (not shown in the figure), and the second through hole is internally provided with a thread matched with the boosting threaded rod 4.

The boosting disc 3 is positioned in the hollow structure of the boosting frame 2 and is in sliding fit with the boosting frame 2. One end of the boosting threaded rod 4 is positioned in the hollow structure of the boosting frame 2 and is fixedly connected with the boosting disc 3, and the other end of the boosting threaded rod 4 penetrates through the second through hole and is positioned outside the boosting frame 2.

Further, during use when loading the injector, the cylinder fixing sleeve 1, the thrust disk 3 and the thrust screw 4 are coaxial. At the moment, the front end of the needle cylinder 01 is positioned in the first through hole 11 in the needle cylinder fixing sleeve 1, and the bottom of the pintle 02 abuts against the boosting disc 3. The boosting disc 3 can be pushed to move relative to the needle head 03 by rotating the boosting threaded rod 4, and then the pintle 02 is pushed, so that the liquid medicine in the needle cylinder 01 is extruded from the needle head 03, and the injection is completed.

In one embodiment of the present invention, the syringe fixing sleeve 1 is connected to the booster frame 2 through a movable shaft. In the non-injection process, the needle cylinder fixing sleeve 1 can rotate by taking the movable shaft as a rotation center, so that the center of the needle cylinder fixing sleeve 1 deviates from the axial positions of the boosting disc 3 and the boosting threaded rod 4, and the needle cylinder 01 is installed and taken out.

Further, boosting frame 2 includes first pole portion 21 and the second pole portion 22 of symmetry setting, and the one end of first pole portion 21 and second pole portion 22 all passes through loose axle and syringe fixed sleeve 1 swing joint, and the other end extends to blind end 23. As shown in fig. 1, the shape of the booster frame 2 is similar to a rectangle with one side open, the first lever portion 21 and the second lever portion 22 constitute two long sides of the rectangle, and the closed end 23 constitutes a short side of one side of the rectangle. The short side of the other side of the rectangle is missing, namely the open end. After the needle cylinder fixing sleeve 1 is installed at the open end, the missing short edge of the side is just supplemented, so that the boosting frame 2 has a stable structure, and meanwhile, the processing is convenient, and raw materials are saved.

Further, the needle cylinder fixing sleeve 1 and the boosting frame 2 are movably connected in the following way: as shown in fig. 1 and 2, the cylinder fixing socket 1 includes a socket body, and a first side wing 12 and a second side wing 13 which are symmetrically disposed. The first side wing 12 and the second side wing 13 are both located at one end close to the boosting disc 3 and are fixedly connected with the sleeve body. A first mounting hole is provided on the first side wing 12, and a second mounting hole is provided on the second side wing 13. The first movable shaft 121 is movably connected with the first side wing 12 and the first rod portion 21 through the first mounting hole, the second side wing 13 is provided with a second mounting hole, and the second movable shaft 131 is movably connected with the second rod portion 22 through the second mounting hole. This connection does not reduce the volume of the hollow structure of the booster 2, allowing the needle cylinder 01 and the needle 01 to be accommodated therein. Of course, the syringe fixing sleeve 1 and the boosting frame 2 can also be connected in other ways.

In an embodiment of the present invention, the boosting disc 3 and the boosting frame 2 are slidably fitted in the following manner: as shown in fig. 1 and 3, a first groove 31 and a second groove 32 are symmetrically disposed at two ends of the boost disk 3, the first groove 31 is matched with the first rod portion 21, and the second groove 32 is matched with the second rod portion 22. The booster disc 3 is slidable along the first groove 31 and the second groove 32 within the hollow structure of the booster frame 2.

In an embodiment of the present invention, a counter bore 33 is provided at an end of the boosting disc 3 close to the needle cylinder fixing sleeve 1, the counter bore 33 is used for accommodating the bottom of the pintle 02 and realizing the fixing of the bottom of the pintle 02. After the injector is installed, the bottom of the pintle 02 is positioned in the counter bore 33 on the surface of the boosting disc 3, and the pintle will not move in the boosting process.

In an embodiment of the present invention, the medical booster further comprises a chassis 5. The chassis 5 is positioned at one end of the boosting threaded rod 4 far away from the boosting disc 3 and is fixedly connected with the boosting threaded rod 4. The diameter of the chassis 5 should be larger than that of the boosting threaded rod 4, so that the boosting threaded rod 4 can be driven to rotate by rotating the chassis 5, and the force of operators is saved.

Further, the surface of the chassis 5 is provided with anti-skid lines. The anti-slip lines can be grid-shaped or fold-line-shaped lines so as to increase the friction force of the surface when an operator rotates the chassis 5 and prevent the injection effect from being influenced by slipping.

With reference to fig. 1 and 4, the medical booster is used as follows:

(1) the installation process of the injector comprises the following steps: the center of the syringe fixing sleeve 1 is deviated from the axial position of the boosting disc 3 and the boosting threaded rod 4, and the end of the syringe with the needle 03 is inserted into the first through hole 11, and the front end of the syringe 01 enters the syringe fixing sleeve 1. Then, the needle cylinder fixing sleeve 1 is rotated along the rotating shaft, so that the needle cylinder fixing sleeve 1, the boosting disc 3 and the boosting threaded rod 4 are coaxial, and the bottom of the needle bolt 02 is positioned in a counter bore 33 on the surface of the boosting disc 3.

(2) And (3) injection process: an operator drives the boosting threaded rod 4 to rotate by rotating the base plate 5, and then pushes the boosting plate 3 and the pintle 02 to move relative to the needle head 03 direction, so that the liquid medicine in the needle cylinder 01 is injected into scar tissues. By adopting the device, the labor intensity of medical staff can be reduced, and the medicine injection speed and the injection dosage can be accurately controlled.

The size of the medical booster can be adjusted according to the type of the injector. Currently, the clinical application is the most and the curative effect is more positive, and the corticoid drugs represented by triamcinolone acetonide and betamethasone are used. Taking adult patients as an example, the injection can be selected from triamcinolone acetonide acetate injection 40mg/mL and lidocaine hydrochloride 10mg/0.5mL (2: 1). Injecting 0.2mL of medicine per square centimeter of injection part until scar turns white; multi-point injection, with the distance between points being more than 1 cm; triamcinolone acetonide was <40mg per injection. The injection is given 1 time every 2-4 weeks. The injection therapy of other medicines, such as 5-fluorouracil, calcium channel blocker verapamil, mitomycin C, antiallergic medicine diphenhydramine, vitamin A acid, radix Salviae Miltiorrhizae, etc., is also applied in clinical practice. The injection dosage of the medicine is usually 1-2 ml, so the type of the injector for scar treatment is usually 2.5ml, and the medical booster can be manufactured to be in accordance with the size of the 2.5ml injector.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A medical booster is characterized by comprising a syringe fixing sleeve, a boosting frame, a boosting disc and a boosting threaded rod, wherein,

2. The medical booster of claim 1, wherein the syringe fixing sleeve and the booster disk are coaxial with the booster threaded rod after the syringe is loaded, and the booster disk abuts against the bottom of the pintle to realize the relative movement of the pintle in the syringe.

3. The medical booster of claim 1, wherein the syringe fixing sleeve is connected to the boosting frame by a movable shaft.

4. The medical booster as claimed in claim 3, wherein the boosting frame comprises a first rod part and a second rod part which are symmetrically arranged, one end of each of the first rod part and the second rod part is movably connected with the syringe fixing sleeve through a movable shaft, and the other end of each of the first rod part and the second rod part extends to the closed end.

5. The medical booster of claim 4, wherein the syringe fixing sleeve comprises a sleeve body, and a first side wing and a second side wing which are symmetrically arranged, the first side wing and the second side wing are both located at one end close to the boosting disc and are fixedly connected with the sleeve body, a first mounting hole is formed in the first side wing, a second mounting hole is formed in the second side wing, a first movable shaft passes through the first mounting hole to achieve movable connection of the first side wing and the first rod part, a second mounting hole is formed in the second side wing, and the second movable shaft passes through the second mounting hole to achieve movable connection of the second side wing and the second rod part.

6. The medical booster as claimed in claim 4, wherein a first groove and a second groove are symmetrically disposed at two ends of the boosting disc, the first groove is matched with the first rod portion, and the second groove is matched with the second rod portion, so as to realize sliding fit between the boosting disc and the boosting frame.

7. The medical booster as claimed in claim 1, wherein a counter bore is formed at one end of the boosting disc close to the syringe fixing sleeve, and the counter bore is used for accommodating the bottom of the pintle.

8. The medical booster of claim 1, further comprising a chassis located at an end of the boost threaded rod remote from the boost disk plate and fixedly connected to the boost threaded rod.

9. The medical driver as claimed in claim 8, wherein the diameter of the chassis is larger than the diameter of the boosting threaded rod.

10. The medical booster of claim 8, wherein the chassis surface is provided with anti-slip lines.