CN215426934U

CN215426934U - Automatic injection device of radionuclide preparation

Info

Publication number: CN215426934U
Application number: CN202120800109.9U
Authority: CN
Inventors: 杨斌
Original assignee: Shijiazhuang Atomic High Tech Pharmaceutical Co ltd
Current assignee: Shijiazhuang Atomic High Tech Pharmaceutical Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-01-07
Anticipated expiration: 2031-04-19

Abstract

The utility model provides a radionuclide preparation automatic injection device, which belongs to the technical field of medical equipment and comprises a movable box body, wherein the inner wall of the movable box body is fixedly connected with a first partition plate, the inner wall of the movable box body is sequentially divided into a large cavity and a small cavity by the first partition plate, and the front side and the rear side of the inner wall of the large cavity are fixedly connected with transmission shafts through bearings. Through the chain drive between second gear and the second motor, through threaded connection between screw thread post and the slurcam, thereby can adjust the transverse position of catch bar and piston, make the syringe can automatic absorption and injection radionuclide preparation, can the horizontal position of automatically regulated syringe through the telescopic link, thereby the device can realize the automatic injection to radionuclide preparation, be convenient for not have professional's injection operation, reduced the use frequency and the probability of contacting radionuclide preparation to professional medical personnel.

Description

Automatic injection device of radionuclide preparation

Technical Field

The utility model belongs to the technical field of medical equipment, and particularly relates to an automatic injection device for a radionuclide preparation.

Background

The radionuclide preparation is a preparation which is used for medical diagnosis, treatment and disease research and contains radionuclide and is prepared into various dosage forms, and is a radioactive labeling compound preparation suitable for human disease diagnosis and treatment. When carrying out the radiopharmaceutical and carrying out medical diagnosis, need inject corresponding radionuclide preparation to the patient, but among the prior art to the injection of radionuclide preparation, owing to do not possess the automatic injection device, and the radionuclide preparation is the high-risk medicine, need adopt professional medical personnel to carry out manual injection, so easily lead to medical personnel to contact this type of preparation for a long time and can cause unpredictable harm to the health like this, need occupy certain quantity of professional medical personnel in addition, cause certain influence to medical personnel's availability factor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic radionuclide preparation injection device, and aims to solve the problem that the radionuclide preparation is difficult to automatically inject in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic radionuclide preparation injection device comprises a movable box body, wherein a first clapboard is fixedly connected to the inner wall of the movable box body, the inner wall of the movable box body is sequentially divided into a large cavity and a small cavity by the first clapboard, transmission shafts are fixedly connected to the front side and the rear side of the inner wall of the large cavity through bearings, a first gear is fixedly sleeved on the outer surface of each transmission shaft, an arc-shaped rack is connected to the outer surface of each first gear in a meshed manner, a fixing frame is fixedly connected to the upper surface of the arc-shaped rack, an injection tube is fixedly connected to the top of the fixing frame, a second clapboard is fixedly connected to the inner wall of the injection tube, a push rod is slidably connected to the inside of the second clapboard through a sealing sleeve, the inside of the injection tube is divided into two cavities from left to right by the second clapboard, and a piston fixedly connected to one end of the push rod is slidably connected to the inner wall of one cavity, and the other part of the cavity is connected with a pushing plate fixedly connected with the other end of the pushing rod through a sliding chute in a sliding manner, and the left side and the right side of the inside of the pushing plate are in threaded connection with threaded columns.

Furthermore, the bottom of the movable box body is connected with an L-shaped supporting plate through a sliding block in a sliding mode, a telescopic rod is fixedly installed on one side face of the inner wall of the L-shaped supporting plate, and one end of the telescopic rod is fixed to one side face of the movable box body.

Furthermore, the bottom of the L-shaped supporting plate is fixedly connected with supporting legs.

Furthermore, the bottom of the L-shaped supporting plate is fixedly connected with an anti-skid rubber pad.

Furthermore, one end of the transmission shaft, which is located inside the small cavity, is fixedly connected with a belt wheel, the outer surface of the belt wheel is connected with a first motor through a transmission belt, and the first motor is fixed inside the small cavity through a support plate.

Furthermore, the threaded column is fixed with the outer surface of the injection tube through the bearing frame, one end of the threaded column is fixedly connected with a second gear, the outer surface of the second gear is in transmission connection with a second motor, and the second motor is fixed at the top of the injection tube.

Furthermore, the surface of injection pipe is located one side fixedly connected with fixed block of mount, the inside of fixed block is through bearing fixedly connected with dead lever, the both ends of dead lever are fixed with the inboard wall around the big cavity respectively.

Furthermore, an arc-shaped limiting hole is formed in one side face of the large cavity.

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

the radionuclide preparation automatic injection device can rotate by the meshing transmission between the first gear and the arc-shaped rack, the belt transmission between the belt wheel and the first motor and the injection tube by taking the fixed rod as the center of a circle, thereby the angle position of the injection tube in the large cavity can be adjusted, the injection tube is convenient to absorb the radionuclide preparation, through the chain transmission between the second gear and the second motor and through the threaded connection between the threaded column and the pushing plate, thereby being capable of adjusting the transverse positions of the push rod and the piston, leading the injection tube to be capable of automatically absorbing and injecting the radionuclide preparation, being capable of automatically adjusting the horizontal position of the injection tube through the telescopic rod, therefore, the device can realize automatic injection of the radionuclide preparation, is convenient for injection operation without professional technical personnel, and reduces the use frequency of professional medical personnel and the probability of contacting the radionuclide preparation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 2B according to the present invention;

FIG. 5 is a schematic right-side view in partial cross-sectional view of the present invention;

FIG. 6 is a schematic elevational view, partially in section, of the present invention;

fig. 7 is an enlarged view of the structure of fig. 6 at C according to the present invention.

In the figure: 1. moving the box body; 2. a first separator; 3. a large cavity; 4. a small cavity; 5. a drive shaft; 6. a first gear; 7. an arc-shaped rack; 8. a fixed mount; 9. an injection tube; 10. a second separator; 11. a push rod; 12. a cavity; 13. a piston; 14. a push plate; 15. a threaded post; 16. an L-shaped support plate; 17. a telescopic rod; 18. supporting legs; 19. an anti-skid rubber pad; 20. a pulley; 21. a first motor; 22. a second gear; 23. a second motor; 24. a fixed block; 25. fixing the rod; 26. an arc-shaped limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-7, the present invention provides the following technical solutions: an automatic radionuclide preparation injection device comprises a movable box body 1, wherein the inner wall of the movable box body 1 is fixedly connected with a first clapboard 2, the inner wall of the movable box body 1 is sequentially divided into a large cavity 3 and a small cavity 4 by the first clapboard 2, the front side and the rear side of the inner wall of the large cavity 3 are fixedly connected with a transmission shaft 5 through bearings, the outer surface of the transmission shaft 5 is fixedly sleeved with a first gear 6, the outer surface of the first gear 6 is meshed and connected with an arc-shaped rack 7, the upper surface of the arc-shaped rack 7 is fixedly connected with a fixing frame 8, the top of the fixing frame 8 is fixedly connected with an injection tube 9, the inner wall of the injection tube 9 is fixedly connected with a second clapboard 10, the inside of the second clapboard 10 is slidably connected with a push rod 11 through a sealing sleeve, the second clapboard 10 divides the inside of the injection tube 9 into two cavities 12 from left to right, the inner wall of one cavity 12 is slidably connected with a piston 13 fixedly connected with one end of the push rod 11, the inside of the other cavity 12 is connected with a pushing plate 14 fixedly connected with the other end of the pushing rod 11 through a sliding chute in a sliding manner, and the left side and the right side of the inside of the pushing plate 14 are both connected with threaded columns 15 in a threaded manner.

In the embodiment of the utility model, the angle position of the injection tube 9 in the large cavity 3 can be adjusted through the meshing transmission between the first gear 6 and the arc-shaped rack 7, the belt transmission between the belt wheel 20 and the first motor 21, and the injection tube 9 can rotate by taking the fixed rod 25 as a center, so that the injection tube 9 can conveniently absorb the radionuclide preparation, the injection needle is inserted into the radionuclide preparation bottle and then is inserted onto the output head of the injection tube 9, the transverse positions of the push rod 11 and the piston 13 can be adjusted through the chain transmission between the second gear 22 and the second motor 23 and the threaded connection between the threaded column 15 and the push plate 14, so that the injection tube 9 can automatically absorb and inject the radionuclide preparation, then the injection tube 9 is adjusted to the horizontal position according to the operation, the injection needle clamped on the output head of the injection tube 9 can be adjusted through the telescopic rod 17, pushed into the patient, the radionuclide preparation inside the injection tube 9 is automatically injected into the patient according to the above-described operation.

Specifically, the bottom of the movable box body 1 is connected with an L-shaped supporting plate 16 through a sliding block in a sliding mode, an expansion rod 17 is fixedly installed on one side face of the inner wall of the L-shaped supporting plate 16, and one end of the expansion rod 17 is fixed to one side face of the movable box body 1.

In this embodiment: the telescopic rod 17 can adjust the horizontal position of the movable box body 1 on the L-shaped supporting plate 16.

Specifically, the bottom of the L-shaped support plate 16 is fixedly connected with a support leg 18.

In this embodiment: the L-shaped support plate 16 and thus the device can be stably supported by the support legs 18.

Specifically, the bottom of the L-shaped support plate 16 is fixedly connected with an anti-skid rubber pad 19.

In this embodiment: the friction of the L-shaped support plate 16 can be increased by the anti-slip rubber pad 19.

Specifically, one end of the transmission shaft 5 located inside the small cavity 4 is fixedly connected with a belt wheel 20, the outer surface of the belt wheel 20 is connected with a first motor 21 through transmission of a transmission belt, and the first motor 21 is fixed inside the small cavity 4 through a support plate.

In this embodiment: the angle of the syringe 9 inside the large cavity 3 can be adjusted by a belt transmission between the pulley 20 and the first motor 21.

Specifically, the threaded column 15 is fixed to the outer surface of the injection tube 9 through a bearing bracket, one end of the threaded column 15 is fixedly connected with a second gear 22, the outer surface of the second gear 22 is connected with a second motor 23 in a transmission mode, and the second motor 23 is fixed to the top of the injection tube 9.

In this embodiment: through the chain transmission between the second gear 22 and the second motor 23, the horizontal positions of the push rod 11 and the piston 13 can be adjusted, and the device is convenient for sucking and injecting the radionuclide preparation.

Specifically, the outer surface of the injection tube 9 is located on one side of the fixing frame 8 and is fixedly connected with a fixing block 24, the fixing block 24 is internally and fixedly connected with a fixing rod 25 through a bearing, and two ends of the fixing rod 25 are respectively fixed with the front inner side wall and the rear inner side wall of the large cavity 3.

In this embodiment: the syringe 9 can be angularly adjusted about the fixed rod 25.

Specifically, an arc-shaped limiting hole 26 is formed in one side surface of the large cavity 3.

In this embodiment: the angle adjustment of the injection tube 9 can be facilitated through the arc-shaped limiting hole 26.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle and the using process of the utility model are as follows: when the automatic radionuclide preparation injection device is used, the device is firstly moved to a position suitable for injecting a patient, the angle position of the injection tube 9 in the large cavity 3 can be adjusted through the meshing transmission between the first gear 6 and the arc-shaped rack 7, the belt transmission between the belt wheel 20 and the first motor 21 and the rotation of the injection tube 9 by taking the fixed rod 25 as a circle center, so that the injection tube 9 is convenient to absorb radionuclide preparation, the injection needle is inserted into a radionuclide preparation bottle and then is inserted onto the output head of the injection tube 9, the transverse positions of the push rod 11 and the piston 13 can be adjusted through the chain transmission between the second gear 22 and the second motor 23 and the threaded connection between the threaded column 15 and the push plate 14, so that the injection tube 9 can automatically absorb and inject the radionuclide preparation, then according to above-mentioned operation, adjust syringe 9 to horizontal position, can be with the syringe needle of joint on the syringe 9 output head through telescopic link 17, promote the patient internal, according to above-mentioned operation, with the inside radionuclide preparation of syringe 9 automatic injection patient internal, according to the aforesaid after the injection is accomplished, reset syringe 9 can, at last with syringe needle follow syringe 9 go up get rid of can, can stabilize support L shape backup pad 16 through supporting leg 18, can increase the frictional force of L shape backup pad 16 through anti-skidding rubber pad 19, can be convenient for the regulation of syringe 9 angle through spacing hole 26 of arc.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic injection device of radionuclide preparations, comprising a mobile case (1), characterized in that: the inner wall of the movable box body (1) is fixedly connected with a first partition plate (2), the inner wall of the movable box body (1) is sequentially divided into a large cavity (3) and a small cavity (4) by the first partition plate (2), the front side and the rear side of the inner wall of the large cavity (3) are fixedly connected with transmission shafts (5) through bearings, a first gear (6) is fixedly sleeved on the outer surface of the transmission shaft (5), an arc-shaped rack (7) is connected to the outer surface of the first gear (6) in a meshed manner, a fixing frame (8) is fixedly connected to the upper surface of the arc-shaped rack (7), an injection tube (9) is fixedly connected to the top of the fixing frame (8), a second partition plate (10) is fixedly connected to the inner wall of the injection tube (9), the inside of the second partition plate (10) is slidably connected with a push rod (11) through a sealing sleeve, and the second partition plate (10) divides the inside of the injection tube (9) into two cavities (12) from left to right, one of the cavities (12) is connected with a piston (13) fixedly connected with one end of a push rod (11) in a sliding mode, the other cavity (12) is connected with a push plate (14) fixedly connected with the other end of the push rod (11) in a sliding mode through a sliding groove, and threaded columns (15) are connected to the left side and the right side of the inner portion of the push plate (14) in a threaded mode.

2. The automated radionuclide preparation injection device according to claim 1, characterized in that: the bottom of the movable box body (1) is connected with an L-shaped supporting plate (16) through a sliding block in a sliding mode, a telescopic rod (17) is fixedly installed on one side face of the inner wall of the L-shaped supporting plate (16), and one end of the telescopic rod (17) is fixed to one side face of the movable box body (1).

3. The automated radionuclide preparation injection device according to claim 2, characterized in that: the bottom of the L-shaped supporting plate (16) is fixedly connected with a supporting leg (18).

4. The automated radionuclide preparation injection device according to claim 2, characterized in that: the bottom of the L-shaped supporting plate (16) is fixedly connected with an anti-skid rubber pad (19).

5. The automated radionuclide preparation injection device according to claim 1, characterized in that: the transmission shaft (5) is located one end fixedly connected with belt wheel (20) inside small cavity (4), the surface of belt wheel (20) is connected with first motor (21) through drive belt transmission, first motor (21) are fixed in the inside of small cavity (4) through the backup pad.

6. The automated radionuclide preparation injection device according to claim 1, characterized in that: the threaded column (15) is fixed with the outer surface of the injection tube (9) through a bearing frame, one end of the threaded column (15) is fixedly connected with a second gear (22), the outer surface of the second gear (22) is in transmission connection with a second motor (23), and the second motor (23) is fixed at the top of the injection tube (9).

7. The automated radionuclide preparation injection device according to claim 1, characterized in that: the outer surface of injection pipe (9) is located one side fixedly connected with fixed block (24) of mount (8), bearing fixedly connected with dead lever (25) are passed through to the inside of fixed block (24), the both ends of dead lever (25) are fixed with the front and back inboard wall of big cavity (3) respectively.

8. The automated radionuclide preparation injection device according to claim 1, characterized in that: an arc-shaped limiting hole (26) is formed in one side face of the large cavity (3).