CN215192098U

CN215192098U - CT-guided puncture stereotaxic instrument

Info

Publication number: CN215192098U
Application number: CN202121427305.2U
Authority: CN
Inventors: 金璐明; 陈朝阳; 姚建宇; 余之晨; 孙清宇; 黄立鹏; 卜梁
Original assignee: Xiang'an Hospital Of Xiamen University
Current assignee: Xiang'an Hospital Of Xiamen University
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-12-17
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a CT guide puncture stereotaxic instrument, which comprises a top plate, the equal fixedly connected with electric telescopic handle in roof bottom outer wall both ends, electric telescopic handle bottom fixedly connected with third slider, the electric telescopic handle bottom is provided with the base, the second spout has been seted up to base top outer wall, second spout and third slider sliding connection. The utility model discloses an electric telescopic handle who sets up roof bottom both ends can utilize the second slider of its bottom to slide in the second spout of base, thereby make electric telescopic handle have the ability of longitudinal displacement adjustment, through setting up that puncture mechanism slides on the fourth spout that the horizontal pole was seted up, thereby make puncture mechanism have lateral displacement's ability, third slider through setting up screw lead screw control horizontal pole one end slides on fifth spout, and the regulating plate utilizes the second slider to slide on the third spout, the purpose of the multistage adjustment of horizontal pole height has been realized.

Description

CT-guided puncture stereotaxic instrument

Technical Field

The utility model relates to a locater technical field especially relates to a CT guide puncture stereotaxic instrument.

Background

At present, many diseases can be diagnosed and treated by a minimally invasive surgery through CT positioning and percutaneous puncture guiding without surgical incision, especially, pathological typing of tumor diseases is very important, and a definite pathological diagnosis is often required before treatment so as to establish a treatment scheme. Therefore, for tumors in the body cavity, the tumors need to be thoroughly treated by percutaneous aspiration biopsy or an argon-helium superconducting targeted surgery system, i.e. an argon-helium knife, under the positioning and guidance of CT.

The existing CT-guided puncture stereotaxic apparatus has limited adjustability during puncture due to a simple structure, and the operation of adjusting the positioning apparatus is troublesome according to specific conditions, so that the study of a CT-guided puncture stereotaxic apparatus convenient to adjust is necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a CT guide puncture stereotaxic instrument.

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

a CT guided puncture stereotaxic apparatus comprises a top plate, wherein both ends of the outer wall of the bottom of the top plate are fixedly connected with electric telescopic rods, the bottom of each electric telescopic rod is fixedly connected with a third slide block, the bottom of each electric telescopic rod is provided with a base, the outer wall of the top of the base is provided with a second slide groove, the second slide groove is in sliding connection with the third slide block, the outer wall between the two ends of each electric telescopic rod is provided with a third slide groove, the inner wall of each third slide groove is in sliding connection with a second slide block, an adjusting plate is arranged between the two ends of each second slide block, the adjusting plate is detachably connected with the second slide block, a fifth slide groove is arranged between the two ends of the adjusting plate, the inner wall of each fifth slide groove is in sliding connection with a fourth slide block, a cross rod is fixedly connected between the two ends of the fourth slide block, the outer wall of the cross rod is provided with a fourth slide groove, and the fourth slide groove is in sliding connection with a puncture mechanism, the top of the adjusting plate is in threaded connection with a threaded screw rod, and the threaded screw rod is in threaded connection with the fourth sliding block.

Preferably, the outer wall of the top of the base is in threaded connection with a plurality of first bolts.

Preferably, puncture mechanism includes positioning disk and pjncture needle, positioning disk and fourth spout sliding connection, and the positioning disk sets up to semicircle form, and the positioning disk is kept away from horizontal pole one end outer wall and is provided with the graduation apparatus, and positioning disk one end outer wall rotates and is connected with fixed block, pjncture needle and fixed block sliding connection.

Preferably, the outer walls of the two ends of the fixed block are fixedly connected with fixed plates, the two ends of the outer wall of the top of the fixed block are fixedly connected with spring limiters, and the top of each spring limiter is fixedly connected with a pressing plate which is fixedly connected with a puncture needle.

Preferably, both ends of the outer wall of the top of the pressing plate are fixedly connected with indicating plates.

Preferably, the outer wall of the bottom of the top plate is fixedly connected with a plurality of illuminating lamps.

Preferably, first spout has all been seted up at roof bottom outer wall both ends, and first spout inner wall sliding connection has first slider, first slider bottom fixedly connected with connecting rod, connecting rod bottom and regulating plate fixed connection.

The utility model has the advantages that:

1. the electric telescopic handle through setting up roof bottom both ends can utilize the second slider of its bottom to slide in the second spout of base, thereby make electric telescopic handle have the ability of longitudinal displacement adjustment, slide on the fourth spout that the horizontal pole was seted up through setting up puncture mechanism, thereby make puncture mechanism have lateral displacement's ability, slide on the fifth spout through the third slider that sets up screw lead screw control horizontal pole one end, and the regulating plate utilizes the second slider to slide on the third spout, the purpose of the multistage adjustment of horizontal pole height has been realized.

2. Can refer to puncture angle through the graduation apparatus that sets up positioning disk one end outer wall, thereby rotate to connect through setting up fixed block and positioning disk and adjust puncture needle angle, improve the puncture precision, can extrude the spring stopper through setting up the pressing plate to drive and drive the pjncture needle and remove downwards and puncture, the puncture needle is packed up in the spring stopper resilience after the puncture finishes, improves the convenience of receiving a needle.

3. Can dismantle the connection through setting up regulating plate and second slider to can utilize the first slider at the connecting rod and top to slide at the first spout of roof bottom, thereby make the regulating plate have the ability that multistage lateral displacement adjusted, further improve the regulation ability.

Drawings

Fig. 1 is a schematic cross-sectional structure diagram of a CT-guided puncture stereotaxic apparatus according to embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a positioning plate main body of a CT-guided puncture stereotaxic apparatus provided by the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure of a CT-guided puncture stereotaxic apparatus according to embodiment 2 of the present invention.

In the figure: the device comprises a top plate, a connecting rod, a first sliding block, a first sliding groove, a second sliding block, a base, a second sliding groove, a second sliding block, a first bolt, a third sliding groove, a fixing plate, a fixing block, a second bolt, a puncture needle, a spring stopper, a positioning disc, a cross bar, a fourth sliding groove, a threaded screw rod, a third sliding block, a fifth sliding groove, a positioning plate, a cross bar, a cross bar, a cross bar, a bar.

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.

Example 1

Referring to fig. 1-2, a CT-guided puncture stereotaxic apparatus includes a top plate 1, an electric telescopic rod 5 is fixedly connected to both ends of an outer wall of a bottom of the top plate 1, a third slide block 9 is fixedly connected to a bottom of the electric telescopic rod 5, a base 7 is arranged at a bottom of the electric telescopic rod 5, a second slide groove 8 is formed in an outer wall of a top of the base 7, the second slide groove 8 is slidably connected to the third slide block 9, a third slide groove 11 is formed in an outer wall between both ends of the electric telescopic rod 5, a second slide block 6 is slidably connected to an inner wall of the third slide groove 11, an adjusting plate 23 is arranged between both ends of the second slide block 6, the adjusting plate 23 is detachably connected to the second slide block 6, a fifth slide groove 22 is formed between both ends of the adjusting plate 23, a fourth slide block 21 is slidably connected to an inner wall of the fifth slide groove 22, a cross bar 18 is fixedly connected between both ends of the fourth slide block 21, a fourth slide groove 19 is formed in an outer wall of the cross bar 18, and a puncture mechanism is slidably connected to the fourth slide groove 19, adjusting plate 23 top threaded connection has screw lead screw 20, screw lead screw 20 and fourth slider 21 threaded connection, can utilize the second slider 6 of its bottom to slide in the second spout 8 in base 7 through setting up electric telescopic handle 5 at roof 1 bottom both ends, thereby make electric telescopic handle 5 have the ability of longitudinal displacement adjustment, slide on the fourth spout 119 that the horizontal pole 18 was seted up through setting up puncture mechanism, thereby make puncture mechanism have the ability of lateral displacement, slide on fifth spout 22 through setting up fourth slider 21 that screw lead screw 20 controlled horizontal pole 18 one end, and the adjusting plate utilizes second slider 6 to slide on third spout 11, the purpose of the multistage adjustment of horizontal pole 18 height has been realized.

In the utility model, the outer wall of the top of the base 7 is connected with a plurality of first bolts 10 in a threaded manner, so as to limit and fix the base 7;

the puncture mechanism comprises a positioning disc 17 and a puncture needle 15, the positioning disc 17 is connected with a fourth sliding chute 19 in a sliding manner, the positioning disc 17 is semicircular, a scale 25 is arranged on the outer wall of one end of the positioning disc 17, which is far away from a cross rod 18, a fixed block 13 is connected with the outer wall of one end of the positioning disc 17 in a rotating manner, the puncture needle 15 is connected with the fixed block 13 in a sliding manner, fixed plates 12 are fixedly connected with the outer walls of two ends of the fixed block 13, spring limiters 16 are fixedly connected with two ends of the outer wall of the top of the fixed block 13, pressing plates 26 are fixedly connected with the top of the spring limiters 16, the pressing plates 26 are fixedly connected with the puncture needle 15, indicating plates 24 are fixedly connected with two ends of the outer wall of the top of the pressing plates 26, the puncture angle can be referred by setting the scale 25 on the outer wall of one end of the positioning disc 17, the angle of the puncture needle 15 can be adjusted by setting the fixed block 13 and the positioning disc 17 in a rotating manner, and the puncture accuracy is improved, the spring limiter 16 can be extruded by arranging the pressing plate 26, so that the puncture needle 15 is driven to move downwards for puncture, and after the puncture is finished, the spring limiter 16 rebounds to retract the puncture needle, so that the convenience of narrowing is improved;

a plurality of light 27 of roof 1 bottom outer wall fixedly connected with carry out the light filling, guarantee the puncture environment.

The working principle is as follows: in the idle position of the device, all the components are referred to as structural members for connection, and the specific connection means should refer to the following working principle, wherein the components are connected in sequence, the detailed connection means is the known technology in the field, the following main description of the working principle and the process will be omitted, when the device is used, the electric telescopic rod 5 arranged at the two ends of the bottom of the top plate 1 can slide in the second sliding groove 8 in the base 7 by using the second sliding block 6 at the bottom thereof, so that the electric telescopic rod 5 has the capability of adjusting the longitudinal displacement, the puncture mechanism can slide on the fourth sliding groove 119 arranged on the cross rod 18 by arranging the puncture mechanism, so that the puncture mechanism has the capability of laterally displacing, the fourth sliding block 21 at one end of the cross rod 18 is controlled to slide on the fifth sliding groove 22 by arranging the threaded screw rod 20, and the adjusting plate can slide on the third sliding groove 11 by using the second sliding block 6, the purpose of multi-stage adjustment of the height of the cross bar 18 is achieved.

Example 2

Referring to fig. 1-3, a CT-guided puncture stereotaxic apparatus, wherein first chutes 4 are respectively formed at two ends of the outer wall of the bottom of a top plate 1, first sliders 3 are slidably connected to the inner walls of the first chutes 4, connecting rods 2 are fixedly connected to the bottoms of the first sliders 3, and the bottoms of the connecting rods 2 are fixedly connected to an adjusting plate 23.

The working principle is as follows: can dismantle the connection through setting up regulating plate 23 and second slider 6 to can utilize connecting rod 2 and the first slider 3 at the top to slide at the first spout 4 of roof 1 bottom, thereby make regulating plate 23 have the ability of multistage lateral displacement regulation, further improve the regulation ability.

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 design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The CT guided puncture stereotaxic instrument comprises a top plate (1) and is characterized in that two ends of the outer wall of the bottom of the top plate (1) are fixedly connected with an electric telescopic rod (5), the bottom of the electric telescopic rod (5) is fixedly connected with a third sliding block (9), a base (7) is arranged at the bottom of the electric telescopic rod (5), a second sliding groove (8) is formed in the outer wall of the top of the base (7), the second sliding groove (8) is slidably connected with the third sliding block (9), a third sliding groove (11) is formed in the outer wall between two ends of the electric telescopic rod (5), a second sliding block (6) is slidably connected with the inner wall of the third sliding groove (11), an adjusting plate (23) is arranged between two ends of the second sliding block (6), the adjusting plate (23) is detachably connected with the second sliding block (6), and a fifth sliding groove (22) is formed between two ends of the adjusting plate (23), fifth spout (22) inner wall sliding connection fourth slider (21), fixedly connected with horizontal pole (18) between fourth slider (21) both ends, fourth spout (19) have been seted up to horizontal pole (18) outer wall, fourth spout (19) sliding connection has the puncture mechanism, regulating plate (23) top threaded connection has screw lead screw (20), screw lead screw (20) and fourth slider (21) threaded connection.

2. The CT guided puncture stereotaxic apparatus according to claim 1, wherein a plurality of first bolts (10) are threadedly connected to an outer wall of a top portion of the base (7).

3. The CT guided puncture stereotaxic apparatus according to claim 1, wherein the puncture mechanism comprises a positioning plate (17) and a puncture needle (15), the positioning plate (17) is slidably connected with a fourth sliding groove (19), the positioning plate (17) is semicircular, a scale (25) is arranged on the outer wall of one end of the positioning plate (17) far away from the cross rod (18), a fixed block (13) is rotatably connected to the outer wall of one end of the positioning plate (17), and the puncture needle (15) is slidably connected with the fixed block (13).

4. The CT guided puncture stereotaxic apparatus according to claim 3, wherein the fixing plate (12) is fixedly connected to the outer wall of each of the two ends of the fixing block (13), the spring stopper (16) is fixedly connected to each of the two ends of the outer wall of the top of the fixing block (13), the pressing plate (26) is fixedly connected to the top of the spring stopper (16), and the pressing plate (26) is fixedly connected to the puncture needle (15).

5. The CT guided puncture stereotaxic apparatus according to claim 4, wherein an indicator plate (24) is fixedly connected to both ends of the top outer wall of the pressing plate (26).

6. The CT guided puncture stereotaxic apparatus according to claim 1, wherein a plurality of illuminating lamps (27) are fixedly connected to the outer wall of the bottom of the top plate (1).

7. The CT guided puncture stereotaxic apparatus according to claim 1 or 6, wherein the top plate (1) has first sliding grooves (4) formed at two ends of the outer wall of the bottom thereof, the inner wall of the first sliding groove (4) is slidably connected with a first sliding block (3), the bottom of the first sliding block (3) is fixedly connected with a connecting rod (2), and the bottom of the connecting rod (2) is fixedly connected with an adjusting plate (23).