CN210204870U

CN210204870U - Positioning device for CT (computed tomography) guidance

Info

Publication number: CN210204870U
Application number: CN201822010714.7U
Authority: CN
Inventors: Hongbo Jia; 贾红波
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-03
Filing date: 2018-12-03
Publication date: 2020-03-31
Anticipated expiration: 2028-12-03

Abstract

The utility model discloses a positioner for CT guide, including positioning disk and the fixed band of setting at the positioning disk both ends, detain swing joint through the activity between positioning disk and the fixed band, the periphery of positioning disk is provided with the solid fixed ring of round, connects through a plurality of connecting rod between solid fixed ring and the positioning disk, and the one end and the fixed band fixed connection and the other end that the activity was detained are hung and are established on solid fixed ring, and the center of positioning disk is provided with the locating hole, and the upper surface of positioning disk is provided with angle adjusting mechanism. The utility model discloses well fixed band is used for fixed patient's whole body, with the best puncture site of locating hole alignment, then detain through the activity and establish the rotation to the positioning disk with hanging of solid fixed ring different positions, through the inclination of the adjustable guide way of angle adjustment mechanism, provides the pjncture needle guide way of relatively fixed on nearest puncture route to improve medical personnel's success rate when the puncture operation, reduce patient's wound and risk, improve puncture efficiency.

Description

Positioning device for CT (computed tomography) guidance

Technical Field

The utility model relates to the technical field of medical equipment, specifically a positioner for CT guide.

Background

With the development of medical technology, the minimally invasive diagnosis and treatment under the guidance of CT are more and more widely applied, and the key of the technology is accurate puncture. However, most of the existing CT-guided puncture methods are operated by bare hands, CT scanning verification is required to be performed for many times in the operation, the selection of puncture ways and the puncture are limited in a certain two-dimensional plane, the operation time is long, the repeated puncture rate is high, the wound of a patient is increased, and the operation risk is increased.

SUMMERY OF THE UTILITY MODEL

In order to overcome the deficiencies of the prior art, the utility model provides a positioner for CT guide can the effectual problem that the solution background art provided.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a positioner for CT guide, includes positioning disk and the fixed band of setting at the positioning disk both ends, detain swing joint through the activity between positioning disk and the fixed band, the periphery of positioning disk is provided with the solid fixed ring of round, connect through a plurality of connecting rod between solid fixed ring and the positioning disk, the activity is detained one end and fixed band fixed connection and the other end is hung and is established on solid fixed ring, the center of positioning disk is provided with the locating hole, the upper surface of positioning disk is provided with angle adjusting mechanism.

The angle adjustment mechanism is including adjusting the seat and setting up the guide way in regulation seat top, the regulation spout has been seted up to the upper surface of adjusting the seat, be provided with in the regulation spout along the gliding slider of spout, the side of adjusting the spout is provided with the angle scale strip that is used for the measurement, be provided with the indicating line on the slider, it is articulated with the guide way to adjust the one end that the seat is close to the locating hole, the bottom surface intermediate position of guide way is passed through the bracing piece and the slider is articulated.

Further, the slider cover is established on the slide bar, the lateral wall of adjusting the spout has seted up the bar slide, the both ends of slide bar stretch out the bar slide and are connected with fixture block one, the one end that the locating hole was kept away from to the regulation spout sets up threaded hole, threaded hole is equipped with the double-screw bolt, the one end of double-screw bolt extends to the one end of adjusting the spout external connection and has the rotation handle and the other end to stretch into the one end contact of adjusting the inside and slider of spout, the other end of slider passes through the spring and the lateral wall of adjusting the.

Further, connect through buckle subassembly between the fixed band, buckle subassembly is including connecting respectively at two terminal fixture blocks of fixed band two and draw-in groove, through fixture block two and draw-in groove swing joint between the fixed band, still be provided with on the fixed band and adjust the knot that can adjust the area length.

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

the utility model discloses well fixed band is used for fixed patient's whole body, with the best puncture site of locating hole alignment, then detain through the activity and establish the rotation to the positioning disk with hanging of solid fixed ring different positions, inclination through the adjustable guide way of angle adjustment mechanism, according to the image established nearest puncture route before the art in three-dimensional space, provide relatively fixed pjncture needle guide way on nearest puncture route, thereby improve the success rate of medical personnel when the puncture operation, reduce patient's wound and risk, improve the best puncture route coincidence of puncture efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic front structural view of the angle adjusting mechanism of the present invention;

fig. 3 is a schematic top view of the adjusting base according to the present invention.

Reference numbers in the figures:

1-positioning a disc; 2, fixing the belt; 3-movable buckle; 4-fixing the ring; 5-a connecting rod; 6-positioning holes; 7-an adjusting seat; 8-a guide groove; 9-a support bar; 10-a second fixture block; 11-a card slot; 12-adjusting buckle;

701-adjusting a sliding chute; 702-a slider; 703-angle scale bar; 704-a slide bar; 705-fixture block one; 706-a stud; 707-turning the handle; 708-spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides a positioner for CT guide, including positioning disk 1 and the fixed band 2 of setting at positioning disk 1 both ends, detain 3 swing joint through the activity between positioning disk 1 and the fixed band 2, positioning disk 1's periphery is provided with the solid fixed ring 4 of round, connect through a plurality of connecting rod 5 between solid fixed ring 4 and the positioning disk 1, the activity is detained 3 one end and 2 fixed connection of fixed band and the other end and is hung and establish on solid fixed ring 4, positioning disk 1's center is provided with locating hole 6, positioning disk 1's upper surface is provided with angle adjusting mechanism.

The utility model discloses when using, aim at the best point of puncture according to image mark before the art with locating hole 6 of positioning disk 1, with the whole body of the fixed patient of fixed band 2, in order to adapt to different patient's figure, be provided with on fixed band 2 and detain 12 with the long regulation of adjustable band, connect through buckle subassembly between fixed band 2, buckle subassembly is including connecting respectively at two terminal fixture blocks 10 and the draw-in groove 11 of two fixed bands 2, through fixture block two 10 and draw-in groove 11 swing joint between the fixed band 2.

The utility model discloses a 3 one end are detained in the activity and 2 fixed connection of fixed band and the other end is hung and is established on solid fixed ring 4, and the space between solid fixed ring 4 and positioning disk 1 is divided into the closed region of a plurality of through a plurality of connecting rod 5, the activity is detained 3 accessible and is hung and establish the rotation of realizing positioning disk 1 on solid fixed ring 4's different positions.

As shown in fig. 2, the angle adjusting mechanism includes an adjusting seat 7 and a guide groove 8 disposed above the adjusting seat 7, an adjusting sliding groove 701 is disposed on an upper surface of the adjusting seat 7, a sliding block 702 sliding along the sliding groove is disposed in the adjusting sliding groove 701, an angle scale bar 703 for measuring is disposed on a side edge of the adjusting sliding groove 701, and an angle representation on the angle scale bar 703 is converted according to a distance of the sliding block 702, the conversion is to convert a length into an angle, which can be determined by an empirical formula, an indication line is disposed on the sliding block 702, one end of the adjusting seat 7 close to the positioning hole 6 is hinged to the guide groove 8, and a middle position of a bottom surface of the guide groove 8 is hinged to the sliding block 702 through a support rod 9.

The angle adjustment mechanism passes through slider 702 and slides to different positions along adjusting spout 701, observes the angle that corresponds on the angle scale bar 703 according to the instruction line on the slider 702, realizes the inclination of the difference of guide way 8, provides relatively fixed guide way 8 on the route of puncturing recently, and the pjncture needle can be fixed in guide way 8 to improve medical personnel's success rate when the puncture operation, reduce patient's wound and risk, improve puncture efficiency.

As shown in fig. 3, in order to realize the sliding function of the sliding block 702 along the adjusting sliding groove 701, the sliding block 702 is sleeved on the sliding rod 704, a strip-shaped sliding way is formed on the side wall of the adjusting sliding groove 701, two ends of the sliding rod 704 extend out of the strip-shaped sliding way and are connected with a first clamping block 705, a threaded hole is formed in one end of the adjusting sliding groove 701, which is far away from the positioning hole 6, a stud 706 is arranged in the threaded hole, one end of the stud 706 extends to the outside of the adjusting sliding groove 701 and is connected with a rotating handle 707, the other end of the stud 706 extends into the adjusting sliding groove 701 and contacts with one end of the sliding block 702, the other end of the sliding block 702 is connected with the side wall of the adjusting sliding groove 701 through a spring 708.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a positioner for CT guide, includes positioning disk (1) and sets up fixed band (2) at positioning disk (1) both ends, detain (3) swing joint, its characterized in that through the activity between positioning disk (1) and fixed band (2): a circle of fixing ring (4) is arranged on the periphery of the positioning disc (1), the fixing ring (4) is connected with the positioning disc (1) through a plurality of connecting rods (5), one end of the movable buckle (3) is fixedly connected with the fixing band (2), the other end of the movable buckle is hung on the fixing ring (4), a positioning hole (6) is formed in the center of the positioning disc (1), and an angle adjusting mechanism is arranged on the upper surface of the positioning disc (1);

angle adjustment mechanism is including adjusting seat (7) and setting up guide way (8) in adjusting seat (7) top, the upper surface of adjusting seat (7) has been seted up and has been adjusted spout (701), be provided with in adjusting spout (701) along gliding slider of spout (702), the side of adjusting spout (701) sets up angle scale strip (703) that are used for the measurement, be provided with the instruction line on slider (702), it is articulated with guide way (8) to adjust seat (7) one end that is close to locating hole (6), the bottom surface intermediate position of guide way (8) is articulated through bracing piece (9) and slider (702).

2. A positioning device for CT guidance as claimed in claim 1, wherein: the slider (702) cover is established on slide bar (704), the bar slide has been seted up to the lateral wall of adjusting spout (701), the bar slide is stretched out at the both ends of slide bar (704) and is connected with fixture block (705), the one end of keeping away from locating hole (6) of adjusting spout (701) is seted up threaded hole, threaded hole is equipped with double-screw bolt (706), the one end of double-screw bolt (706) extends to and adjusts spout (701) external connection and has rotation handle (707) and the other end to stretch into the one end contact of adjusting inside and slider (702) of spout (701), the other end of slider (702) passes through spring (708) and the lateral wall of adjusting spout (701) and connects.

3. A positioning device for CT guidance as claimed in claim 1, wherein: connect through buckle subassembly between fixed band (2), buckle subassembly is including connecting fixture block two (10) and draw-in groove (11) at two fixed band (2) ends respectively, through fixture block two (10) and draw-in groove (11) swing joint between fixed band (2), still be provided with on fixed band (2) and adjust knot (12) that can adjust the area length.