CN214208371U

CN214208371U - Positioning device under guidance of DSA

Info

Publication number: CN214208371U
Application number: CN202023096206.9U
Authority: CN
Inventors: 沃春新; 孙丽华; 陆巍
Original assignee: Affiliated Hospital of Guizhou Medical University
Current assignee: Affiliated Hospital of Guizhou Medical University
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-17
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a positioner under DSA guide, including the bed board, the groove of lying has been seted up at the middle part of bed board upper surface, the sliding tray has all been seted up at the surface middle part at bed board both ends, the bed board passes through the sliding tray and installs fixture, fixture is including T type slider, arc and grip block, the phase-match between T type slider and the sliding tray, T type slider extends to the outside one end fixed mounting of sliding tray has the mounting panel towards the top, the upper surface of mounting panel is connected with the lower surface of arc, the one end fixed mounting that the mounting panel was kept away from to the arc has the sleeve pipe, the sleeve pipe interpolation is equipped with the fly leaf, the one end that the arc was kept away from to the fly leaf is connected with the grip block. The utility model discloses at the in-process that uses, can effectually accomplish fixedly with examining person's head to effectually avoid rocking the condition that causes the radiography failure because of the head, and can the different size of adaptation, easy operation is convenient, is favorable to using.

Description

Positioning device under guidance of DSA

Technical Field

The utility model relates to a DSA guide treatment surgical equipment technical field especially relates to a positioner under DSA guide.

Background

DSA guide inspection technique is also called digital subtraction angiography technique, which is an inspection method for clinical blood vessel imaging, a contrast agent is injected through blood, and then computerized processing is used for developing soft tissue bones, so that the blood vessel imaging can be clearly seen. Therefore, to solve the above problem, we propose a positioning device under DSA guidance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a DSA-guided positioning device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a positioner under DSA guide, includes the bed board, the groove of lying has been seted up at the middle part of bed board upper surface, the sliding tray has all been seted up at the surface middle part at bed board both ends, the fixture is installed through the sliding tray to the bed board, fixture is including T type slider, arc and grip block, the phase-match between T type slider and the sliding tray, T type slider extends to the outside one end fixed mounting of sliding tray has the mounting panel towards the top, the upper surface of mounting panel is connected with the lower surface of arc, the one end fixed mounting that the mounting panel was kept away from to the arc has the sleeve pipe, the sleeve pipe interpolation is equipped with the fly leaf, the one end that the arc was kept away from to the fly leaf is connected with the grip block.

Preferably, the holding plate is provided with a bearing groove at one end far away from the movable plate, and the holding plate is provided with pressing blocks arranged at intervals through the bearing groove.

Preferably, the middle part of the upper surface of the sleeve is provided with positioning holes which are uniformly distributed, the movable plate corresponds to one of the positioning holes and extends to the upper surface of the inside of the sleeve to fixedly install the spring, and the upper end of the spring is fixedly installed with the positioning rod.

Preferably, the upper surface of the arc-shaped plate is provided with a mounting groove, and one side of the sleeve corresponding to the mounting groove is provided with a threaded hole in a penetrating manner.

Preferably, the sleeve is provided with a screw rod through a threaded hole, and one end of the screw rod, far away from the sleeve, is fixedly connected with a rotating wheel.

Preferably, a top plate is fixedly mounted at one end of the movable plate corresponding to the screw.

The utility model provides a pair of positioner under DSA guide, beneficial effect lies in: this scheme is when using, the position on the bed board is located according to the head of waiting to examine the person, promote the fixture at both ends to the position of head looks parallel and level, make the grip block correspond with cheek position on the head, press the locating lever downwards thereupon, when the locating lever breaks away from the locating hole on the sleeve pipe, outwards twitch the fly leaf, make briquetting on the bearing groove contact with cheek position, the locating lever gets into in the other locating hole on the sleeve pipe under the effect of spring this moment, thereby accomplish the fixed of head, avoid cerebrovascular radiography in-process head to remove the condition that causes the radiography failure, consequently, whole device is at the in-process that uses, can effectually accomplish fixedly with waiting to examine person's head, thereby effectually avoid rocking the condition that causes the radiography failure because of the head, and can the different size of adaptation, and easy operation is convenient, and is favorable to using.

Drawings

Fig. 1 is a schematic structural view of a positioning device under DSA guidance according to the present invention;

fig. 2 is a schematic structural view of a clamping mechanism of a positioning device under DSA guidance according to the present invention;

fig. 3 is an exploded view of a clamping mechanism of a DSA-guided positioning device according to the present invention;

fig. 4 is a schematic structural view of a clamping plate of a positioning device under the guidance of DSA according to the present invention.

In the figure: 1. a bed board; 2. a lying groove; 3. a sliding groove; 4. mounting a plate; 5. an arc-shaped plate; 6. a T-shaped slider; 7. mounting grooves; 8. a rotating wheel; 9. a screw; 10. positioning a rod; 11. a sleeve; 12. positioning holes; 13. a movable plate; 14. a clamping plate; 15. a threaded hole; 16. a spring; 17. a bearing groove; 18. briquetting; 19. a top plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a positioning device guided by a DSA comprises a bed plate 1, a lying groove 2 is formed in the middle of the upper surface of the bed plate 1, sliding grooves 3 are formed in the middle of the outer surfaces of two ends of the bed plate 1, and a clamping mechanism is mounted on the bed plate 1 through the sliding grooves 3.

The clamping mechanism comprises a T-shaped sliding block 6, an arc-shaped plate 5 and a clamping plate 14, the T-shaped sliding block 6 is matched with the sliding groove 3, a mounting plate 4 facing upwards is fixedly mounted at one end, extending to the outside of the sliding groove 3, of the T-shaped sliding block 6, and the upper surface of the mounting plate 4 is connected with the lower surface of the arc-shaped plate 5.

One end fixed mounting that mounting panel 4 was kept away from to arc 5 has sleeve pipe 11, and the interpolation of sleeve pipe 11 is equipped with fly leaf 13, and the one end that arc 5 was kept away from to fly leaf 13 is connected with grip block 14, and grip block 14 keeps away from the one end of fly leaf 13 and has seted up bearing groove 17, the setting of bearing groove 17 for treat between inspector's cheek position and the grip block 14 phase-match, thereby be favorable to carrying out the fixed of head.

The clamping plate 14 is provided with pressing blocks 18 arranged at intervals through a supporting bracket 17, the middle part of the upper surface of the sleeve 11 is provided with positioning holes 12 which are uniformly distributed, the movable plate 13 corresponds to one of the positioning holes 12 and extends to the upper surface of the interior of the sleeve 11 to fixedly install the spring 16, and the upper end of the spring 16 is fixedly installed with the positioning rod 10.

Mounting groove 7 has been seted up to the upper surface of arc 5, and threaded hole 15 has been run through to the one side that sleeve pipe 11 corresponds mounting groove 7, and screw rod 9 is installed through threaded hole 15 to sleeve pipe 11, and sleeve pipe 11's one end fixedly connected with runner 8 is kept away from to screw rod 9, and fly leaf 13 corresponds the one end fixed mounting of screw rod 9 and has roof 19.

The use principle and the advantages are as follows: in the using process of the utility model, according to the position of the head of the person to be examined on the bed board 1, the clamping mechanisms at the two ends are pushed to the position with the same level of the head, so that the clamping plate 14 corresponds to the cheek part on the head, the positioning rod 10 is pressed downwards, when the positioning rod 10 is separated from the positioning hole 12 on the sleeve 11, the movable plate 13 is pulled outwards, so that the pressing block 18 on the bearing bracket 17 is contacted with the cheek part, at the moment, the positioning rod 10 enters the other positioning hole 12 on the sleeve 11 under the action of the spring 16, thereby the fixation of the head is completed, the condition that the head moves to cause the imaging failure in the process of the cerebral angiography is avoided, therefore, the head of the person to be examined can be effectively fixed in the using process of the whole device, thereby the condition that the imaging failure is caused by the shaking of the head is effectively avoided, and different body types can be adapted, the operation is simple and convenient, is beneficial to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a positioner under DSA guide, includes bed board (1), its characterized in that, bed board (1) upper surface's middle part has been seted up and has been lain groove (2), sliding tray (3) have all been seted up at the surface middle part at bed board (1) both ends, fixture is installed through sliding tray (3) in bed board (1), fixture is including T type slider (6), arc (5) and grip block (14), phase-match between T type slider (6) and sliding tray (3), the one end fixed mounting that T type slider (6) extend to sliding tray (3) outside has mounting panel (4) towards the top, the upper surface of mounting panel (4) is connected with the lower surface of arc (5), the one end fixed mounting that mounting panel (4) were kept away from in arc (5) has sleeve pipe (11), sleeve pipe (11) interpolation is equipped with fly leaf (13), one end of the movable plate (13) far away from the arc-shaped plate (5) is connected with the clamping plate (14).

2. The DSA-guided positioning device according to claim 1, wherein a supporting slot (17) is opened at one end of the holding plate (14) far away from the movable plate (13), and pressing blocks (18) arranged at intervals are installed on the holding plate (14) through the supporting slot (17).

3. The DSA guided positioning device according to claim 1, wherein the sleeve (11) has a positioning hole (12) formed in the middle of the upper surface thereof, the movable plate (13) is provided with a spring (16) extending to the inner portion of the sleeve (11) corresponding to one of the positioning holes (12), and the positioning rod (10) is fixedly mounted on the upper end of the spring (16).

4. The DSA-guided positioning device according to claim 1, wherein the arc-shaped plate (5) has an installation groove (7) formed on an upper surface thereof, and the sleeve (11) has a threaded hole (15) formed therethrough on a side thereof corresponding to the installation groove (7).

5. A DSA-guided positioning device according to claim 4, wherein the sleeve (11) is provided with a threaded rod (9) through a threaded hole (15), and a rotating wheel (8) is fixedly connected to one end of the threaded rod (9) far away from the sleeve (11).

6. A DSA-guided positioning apparatus according to claim 1, wherein a top plate (19) is fixedly mounted on the movable plate (13) at an end corresponding to the screw (9).