CN210408498U - Endoscopic thyroid surgery retractor device - Google Patents

Abstract

The utility model discloses a chamber mirror thyroid surgery drag hook device, which comprises a connecting seat, the circular shape leads to the groove has been seted up on the connecting seat, the upside threaded connection of connecting seat has one-level locking screw, the threaded end of one-level locking screw extends to logical inslot portion, the outside integration longitudinal symmetry of connecting seat is provided with two cassettes, and the upper end that is located the cassette of top is provided with second grade locking screw, second grade locking screw's threaded end extends to between two cassettes, the inside block of spread groove is connected with the one end of handle endotheca piece, the one end handle of the other end fixedly connected with drag hook of handle endotheca piece. This chamber mirror thyroid surgery drag hook device, diversified automatic traction avoids the staff to last the power, fixes whole through the connecting seat simultaneously, need not the handheld operation of staff, reduces operation working strength to the mode with the needle-like drag hook realizes putting into of using the thyroid drag hook under the scar prerequisite of neck, convenient to use.

Description

Endoscopic thyroid surgery retractor device

Technical Field

The utility model relates to the technical field of medical equipment, specifically a chamber mirror thyroid surgery drag hook device.

Background

Thyroid surgery is divided into traditional open surgery with low neck incision and endoscopic thyroid surgery. Traditional operation incision is located the neck, and the influence of postoperative neck scar is pleasing to the eye. The endoscopic thyroid surgery is to enlarge and display the surgical visual field and assist the surgery by means of a high-definition imaging system. Endoscopic thyroid surgery is available in various forms, such as total areola approach, breast approach, peroral approach, subclavian approach, and endoscopic thyroid surgery via armpit, which has become popular in recent years. The endoscopic thyroid surgery is moved to a hidden position through a cut or the cut is miniaturized, and the neck after the surgery has no scar, has obvious advantages and is gradually accepted by the public.

However, in the operation process, the retractor needs to be held by an operation assistant and continuously pushed or pulled, so that the retractor is easy to fatigue and unstable in force application for a long time, the retractor is slipped and displaced, the risk of damaging important tissues is increased, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an chamber mirror thyroid surgery drag hook device to propose in solving above-mentioned background art at the operation in-process, need the handheld drag hook of operation assistant, and continuously pass or tractive drag hook, it is tired easily for a long time and have an effect unstably, thereby cause drag hook slippage and aversion, increase the risk of haring important tissue, the problem of being not convenient for use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an chamber mirror thyroid surgery drag hook device, includes the connecting seat, the circular shape leads to the groove has been seted up on the connecting seat, the upside threaded connection of connecting seat has one-level locking screw, the thread end of one-level locking screw extends to logical inslot portion, the outside integration longitudinal symmetry of connecting seat is provided with two cassettes, and is located the upper end of the cassette of top and is provided with second grade locking screw, the thread end of second grade locking screw extends to between two cassettes, the block is connected with the one end of handle jacket spare between two cassettes, the spread groove has been seted up to the bottom of handle jacket spare, the inside block of spread groove is connected with the one end of handle endotheca spare, the one end handle of the other end fixedly connected with.

Preferably, two fixing seats are symmetrically and fixedly mounted at the upper end of the handle outer sleeve part, a movable shaft is rotatably connected between the two fixing seats, a connecting plate is fixedly connected to the outer side of the movable shaft, a clamping block and one end of a compression spring are fixedly mounted at the bottom of the connecting plate, the other end of the clamping block penetrates through the handle outer sleeve part and extends into the connecting groove, and the other end of the compression spring is fixed to the upper end face of the handle outer sleeve part.

Preferably, the handle internal member is rectangular structure, and the draw-in groove has been seted up to the up end equidistant of handle internal member, draw-in groove and fixture block looks adaptation, and draw-in groove and fixture block are in same perpendicular line, handle internal member and drag hook are welded connection.

Preferably, one end of the handle outer sleeve part, which is positioned at the inner side of the two clamping seats, is of a T-shaped structure, and the T-shaped end of the handle outer sleeve part is matched with the shape of the space between the two clamping seats.

Preferably, the longitudinal section of the connecting groove is in a T-shaped structure, and the connecting groove is matched with the handle internal sleeve.

Preferably, the draw hook is made of a needle-shaped object with high hardness and fine lines, the main body part of the draw hook is in a linear structure, the head part of the draw hook is in a U-shaped zigzag structure, and a right angle is formed between the head part and the main body part.

Compared with the prior art, the beneficial effects of the utility model are that: this chamber mirror thyroid surgery drag hook device, handle overcoat spare and handle endotheca spare adopt telescopic structure design, the user lifts the one end of connecting plate upwards, make the fixture block break away from the draw-in groove is inside, the handle endotheca spare unblock, can the pull handle endotheca inside removal of handle overcoat spare, adjust length, the drag hook has been realized and has been pull and pass and adjust operating space, the connecting seat is rotatable formula structural design simultaneously, operating space about realizing imitative people's wrist joint regulation, diversified automatic traction, it lasts power to avoid the staff, fix whole through the connecting seat simultaneously, need not the handheld operation of staff, reduce operation work intensity, and realize putting into of using the thyroid drag hook under the no scar prerequisite of neck with the mode of needle-like drag hook, and convenient to use.

Drawings

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

FIG. 2 is a schematic view of the split structure of the present invention;

fig. 3 is a schematic view of the sectional structure of the connecting seat of the present invention.

In the figure: 1. a connecting seat; 2. a through groove; 3. a primary locking screw; 4. a card holder; 5. a secondary locking screw; 6. a handle cover member; 7. connecting grooves; 8. a handle inner sleeve; 9. pulling a hook; 10. a fixed seat; 11. a movable shaft; 12. a connecting plate; 13. a clamping block; 14. a compression spring; 15. a card slot; A. operating table dead lever.

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.

Referring to fig. 1-3, the present invention provides a technical solution: an endoscopic thyroid surgery retractor device comprises a connecting seat 1, a through groove 2, a primary locking screw 3, clamping seats 4, a secondary locking screw 5, a handle outer sleeve piece 6, a connecting groove 7, a handle inner sleeve piece 8, a retractor 9, a fixed seat 10, a movable shaft 11, a connecting plate 12, a clamping block 13, a compression spring 14, a clamping groove 15 and an operating bed fixed rod A, wherein the connecting seat 1 is provided with a circular through groove 2, the connecting seat 1 is cylindrical, the connecting seat 1 is fixed on the operating bed fixed rod A through the through groove 2 and is locked and fixed through the primary locking screw 3, the connecting seat 1 can be rotated by unscrewing the primary locking screw 3 to realize the adjustment of an upper operation space and a lower operation space of a human wrist joint, the primary locking screw 3 is in threaded connection with the upper side of the connecting seat 1, the threaded end of the primary locking screw 3 extends into the through groove 2, the two clamping seats, and the upper end of the cassette 4 located above is provided with a second-stage locking screw 5, the threaded end of the second-stage locking screw 5 extends to between two cassettes 4, the clamping between two cassettes 4 is connected with one end of a handle outer sleeve piece 6, the bottom of the handle outer sleeve piece 6 is provided with a connecting groove 7, the clamping inside the connecting groove 7 is connected with one end of a handle inner sleeve piece 8, and the other end of the handle inner sleeve piece 8 is fixedly connected with one end of a draw hook 9.

Further, two fixing bases 10 are symmetrically and fixedly mounted at the upper end of the handle outer sleeve part 6, a movable shaft 11 is connected between the two fixing bases 10 in a rotating mode, a connecting plate 12 is fixedly connected to the outer side of the movable shaft 11, one end of a clamping block 13 and one end of a compression spring 14 are fixedly mounted at the bottom of the connecting plate 12, the other end of the clamping block 13 penetrates through the handle outer sleeve part 6 and extends into the connecting groove 7, the other end of the compression spring 14 is fixed to the upper end face of the handle outer sleeve part 6, one end of the connecting plate 12 is pulled to move downwards through the compression spring 14, the other end of the connecting plate 12 rotates through the movable shaft 11, the clamping block 13 of the lower end face of the connecting plate 12 moves downwards and is inserted into a clamping groove 15.

Further, handle internal member 8 is rectangular structure, and handle internal member 8's up end equidistant draw-in groove 15 has been seted up, draw-in groove 15 and fixture block 13 looks adaptation, and draw-in groove 15 and fixture block 13 are in same perpendicular line, handle internal member 8 is welded connection with drag hook 9, handle internal member 8 and handle jacket spare 6 are telescopic structure, the user lifts the one end of connecting plate 12 upwards, make fixture block 13 break away from draw-in groove 15 is inside, the unblock of handle internal member 8, can stimulate handle internal member 8 and move in handle jacket spare 6 is inside, adjust length, drag hook 9 has been realized and has been pull and pass and adjust operating space.

Furthermore, the end of the handle outer sleeve 6, which is located at the inner side of the two clamping seats 4, is of a T-shaped structure, and the T-shaped end of the handle outer sleeve 6 is matched with the space between the two clamping seats 4 in shape, so that the handle outer sleeve 6 is stably connected, and the handle outer sleeve 6 is of a detachable structure, and is quick and convenient to disassemble and assemble.

Furthermore, the longitudinal section of the connecting groove 7 is in a T-shaped structure, and the connecting groove 7 is matched with the handle inner sleeve 8, so that the handle outer sleeve 6 is stably connected with the handle inner sleeve 8.

Further, the draw hook 9 is made of a needle-shaped object with high hardness and fine lines, the main body part of the draw hook 9 is in a straight-line structure, the head part of the draw hook 9 is in a U-shaped zigzag structure, and the head part and the main body part form a right angle, so that the thyroid draw hook 9 is implanted on the premise that no scar is left on the neck in the mode of the needle-shaped draw hook 9.

The working principle is as follows: firstly, the whole body is assembled, the connecting seat 1 is fixed on a fixed rod A of an operating table through a through groove 2, the fixing is carried out by screwing a first-stage locking screw 3, then the T-shaped end of a handle external sleeve member 6 is inserted between two clamping seats 4, the locking and fixing are carried out by screwing a second-stage locking screw 5, then a handle internal sleeve member 8 is inserted into a connecting groove 7, in the inserting process, a user pulls a connecting plate 12 upwards to enable the height of a clamping block 13 to be higher than that of the handle internal sleeve member 8, then the handle internal sleeve member 8 is moved to a proper position, the user loosens the connecting plate 12, the connecting plate 12 moves downwards under the pulling force of a compression spring 14, the clamping block 13 is inserted into a clamping groove 15 on the upper end face of the handle internal sleeve member 8 to fix the handle internal sleeve member 8, the whole body is assembled, and in the using process, the first-stage locking screw 3 is unscrewed, can rotate connecting seat 1, realize that imitative people's wrist joint adjusts operating space from top to bottom, one end through with connecting plate 12 upwards lifts, make fixture block 13 break away from draw-in groove 15 is inside, 8 unblocks of handle internal member, 8 internal member in the pull handle can be pulled and handle external member 6 is inside to be removed, adjust length, realized that drag hook 9 pulls and pass and adjust operating space, diversified automatic traction, avoid the staff to continuously exert oneself, fix the whole through connecting seat 1 simultaneously, need not the handheld operation of staff, reduce the intensity of the operation.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides an chamber mirror thyroid surgery drag hook device, includes the connecting seat, its characterized in that: the improved handle is characterized in that a circular through groove is formed in the connecting seat, a first-level locking screw is connected to the upper side of the connecting seat in a threaded mode, the threaded end of the first-level locking screw extends to the inside of the through groove, two clamping seats are symmetrically arranged on the upper portion of the outer side of the connecting seat in an integrated mode, a second-level locking screw is arranged at the upper end of the clamping seat above the connecting seat, the threaded end of the second-level locking screw extends to the position between the two clamping seats, one end of a handle outer sleeve piece is connected to the two clamping seats in a clamped mode, a connecting groove is formed in the bottom of the handle outer sleeve piece, one end of a handle.

2. The retractor device for endoscopic thyroid surgery according to claim 1, wherein: the handle outer sleeve part is characterized in that two fixing seats are symmetrically and fixedly mounted at the upper end of the handle outer sleeve part, a movable shaft is rotatably connected between the two fixing seats, a connecting plate is fixedly connected to the outer side of the movable shaft, a clamping block and one end of a compression spring are fixedly mounted at the bottom of the connecting plate, the other end of the clamping block penetrates through the handle outer sleeve part and extends into the connecting groove, and the other end of the compression spring is fixed to the upper end face of the handle outer sleeve part.

3. The retractor device for endoscopic thyroid surgery according to claim 2, wherein: the handle internal member is rectangular structure, and the draw-in groove has been seted up to the up end of handle internal member equidistant, draw-in groove and fixture block looks adaptation, and draw-in groove and fixture block are in same perpendicular line, handle internal member and drag hook are welded connection.

4. The retractor device for endoscopic thyroid surgery according to claim 1, wherein: one end of the handle outer sleeve piece, which is positioned at the inner sides of the two clamping seats, is of a T-shaped structure, and the T-shaped end of the handle outer sleeve piece is matched with the space shape between the two clamping seats.

5. The retractor device for endoscopic thyroid surgery according to claim 1, wherein: the longitudinal section of the connecting groove is of a T-shaped structure, and the connecting groove is matched with the handle inner sleeve.

6. The retractor device for endoscopic thyroid surgery according to claim 1, wherein: the draw hook is made of high-hardness fine needle-shaped objects, the main body part of the draw hook is of a straight-line structure, the head part of the draw hook is of a U-shaped zigzag structure, and a right angle is formed between the head part and the main body part.

Images