CN215272995U

CN215272995U - Novel adjustable angle thyroid gland drag hook

Info

Publication number: CN215272995U
Application number: CN202120784705.2U
Authority: CN
Inventors: 胡秀年; 刘辉; 胡秀金; 刘斌; 胡日丽; 熊昌军; 陈日江
Original assignee: Longyan First Hospital
Current assignee: Longyan First Hospital
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-12-24
Anticipated expiration: 2031-04-16

Abstract

The utility model provides a novel adjustable angle thyroid gland drag hook, include: l type drag hook, hinge, No. two L type drag hooks, No. one L type drag hook passes through the hinge is articulated No. two L type drag hooks, No. one L type drag hook No. two L type drag hooks are for being greater than 0 less than or equal to 180 for relative rotation angle on the plane. The advantages are that: the utility model can adjust the angle of the hook, which is convenient for the operation exposure and reduces the operation time; meanwhile, the repeated hook pulling times are reduced, so that muscle injury and even necrosis are reduced, wound complications are reduced, and the operation effect is improved.

Description

Novel adjustable angle thyroid gland drag hook

Technical Field

The utility model belongs to the technical field of the medical appliances technique and specifically relates to a novel adjustable angle thyroid gland drag hook.

Background

In an orthopedic operation, a thyroid gland drag hook is often required to be used for better exposing an operation field, but the existing thyroid gland drag hook only can be used for one-direction drag hook, cannot provide a multi-direction drag hook, cannot provide too much space at some parts, and can be better exposed only by tilting the tail end; when the straight drag hook is exposed, due to limited space, poor holding is realized, slippage is often caused, repeated slippage can cause serious pulling injury around muscles, the muscles are easy to be damaged and even necrotized, healing of an operation incision is influenced, and postoperative complications occur; and secondly, the thyroid retractor is frequently bent, so that the rigidity of the original thyroid retractor is easily reduced, and even the thyroid retractor is broken, and the cost is increased. In order to better hold and expose the operative field, a novel thyroid retractor with an adjustable angle is designed and is forced to be in the eyelash.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel adjustable angle thyroid gland drag hook, above-mentioned technical defect is overcome at least to the purpose, can freely adjust the drag hook angle, makes things convenient for the operation to expose, reduces the operation time, improves the operation effect.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

novel adjustable angle thyroid gland drag hook includes: l type drag hook, hinge, No. two L type drag hooks, No. one L type drag hook passes through the hinge is articulated No. two L type drag hooks, No. one L type drag hook No. two L type drag hooks are for being greater than 0 less than or equal to 180 for relative rotation angle on the plane.

Preferably, the ends of the first L-shaped drag hook and the second L-shaped drag hook which are hinged in opposite directions are mutually meshed through gears, and the included angle between the first L-shaped drag hook and the second L-shaped drag hook is controlled to be 180 degrees;

a L type drag hook all set up one in the tip that No. two L type drag hooks are in opposite directions the gear, No. one L type drag hook gear in No. two L type drag hooks all is fixed through an elasticity straight-bar, make No. one L type drag hook during gear engagement in No. two L type drag hooks, two elasticity straight-bars respectively with No. one L type drag hook the inside wall of No. two L type drag hooks sets up perpendicularly.

Preferably, a pull rope, two fixed pulleys, a compression spring, a button and two support rods are further arranged in the second L-shaped drag hook, one end of the pull rope is connected with the elastic straight rod of the fixed gear in the second L-shaped drag hook, the other end of the pull rope sequentially penetrates through the sliding grooves of the two fixed pulleys and then is connected to the top of the compression spring, the bottom of the compression spring is fixed on the bottom inner wall of the second L-shaped drag hook, and the compression spring is vertically arranged in the second L-shaped drag hook;

the top of the compression spring is abutted against the bottom end face of the button, and the upper end of the button extends to the outside of the button from the through hole in the upper end face of the second L-shaped drag hook;

the support rod is vertically arranged on the inner side wall of the second L-shaped drag hook and is used for supporting the fixed pulley connected with the support rod.

Preferably, the left and right both sides of button bottom all are equipped with the barb of body coupling, be used for with the inner wall butt that through-hole department links to each other on No. two L type drag hooks avoids the button breaks away from No. two L type drag hooks.

The utility model discloses a novel adjustable angle thyroid gland drag hook, its advantage is: the utility model can adjust the angle of the hook, which is convenient for the operation exposure and reduces the operation time; meanwhile, the repeated hook pulling times are reduced, so that muscle injury and even necrosis are reduced, wound complications are reduced, and the operation effect is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic structural view of a novel thyroid retractor with an adjustable angle;

FIG. 2 is a schematic view of the internal structure of FIG. 1 with the hinge removed;

FIG. 3 is a schematic view of the structure of FIG. 2 in the direction A-A, wherein the related structure of the second L-shaped retractor is omitted;

FIG. 4 is a schematic view of the structure in the direction B-B in FIG. 2, in which only the fixed pulley and the supporting rod are shown, and other corresponding structures are not shown;

FIG. 5 is an enlarged schematic view of a portion of the structure of FIG. 2;

FIG. 6 is an enlarged schematic view of a portion of the structure of FIG. 5;

wherein:

the first L-shaped drag hook 1, the hinge 2, the second L-shaped drag hook 3, the gear 4, the elastic straight rod 5, the pull rope 6, the fixed pulley 7, the compression spring 8, the button 9, the support rod 10, the through hole 11 and the barb 12.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

According to fig. 1 and 2, the novel thyroid retractor with the adjustable angle comprises: l type drag hook 1, hinge 2, No. two L type drag hooks 3, No. one L type drag hook 1 passes through hinge 2 is articulated No. two L type drag hooks 3, No. one L type drag hook 1 No. two L type drag hooks 3 relative rotation angle on the plane is for being greater than 0 less than or equal to 180, in order to realize the utility model discloses structure automatically regulated function uses after adjusting it to required angle promptly according to actual need, or deposits.

In a further specific embodiment, the hinged end portions of the first L-shaped drag hook 1 and the second L-shaped drag hook 3 which are opposite to each other are engaged with each other through a gear 4, so as to control an included angle between the first L-shaped drag hook 1 and the second L-shaped drag hook 3 to be 180 degrees, and at this time, the first L-shaped drag hook 1 and the second L-shaped drag hook 3 are both horizontally arranged as shown in fig. 1;

according to the illustration in fig. 3, the gears 4 are respectively arranged in the opposite end parts of the first L-shaped drag hook 1 and the second L-shaped drag hook 3, and the gears 4 in the first L-shaped drag hook 1 and the second L-shaped drag hook 3 are fixed by an elastic straight rod 5, so that when the gears 4 in the first L-shaped drag hook 1 and the second L-shaped drag hook 3 are occluded, the two elastic straight rods 5 are respectively and vertically arranged with the inner side walls of the first L-shaped drag hook 1 and the second L-shaped drag hook 3;

more specifically, the elastic straight rod 5 is made of a material with certain resilience, so that the elastic straight rod is vertically connected with the inner side wall of the corresponding draw hook and can support the weight of the corresponding gear 4.

In a further specific embodiment, according to fig. 2, 4, and 5, a pulling rope 6, two fixed pulleys 7, a compression spring 8, a button 9, and two support rods 10 are further disposed in the second L-shaped retractor 3, one end of the pulling rope 6 is connected to the elastic straight rod 5 of the fixed gear in the second L-shaped retractor 3, the other end of the pulling rope sequentially passes through the sliding grooves of the two fixed pulleys 7 and then is connected to the top of the compression spring 8, the bottom of the compression spring 8 is fixed to the bottom inner wall of the second L-shaped retractor 3, and the compression spring 8 is vertically disposed in the second L-shaped retractor 3; the top of the compression spring 8 is abutted against the bottom end face of the button 9, and the upper end of the button 9 extends to the outside of the button from a through hole 11 on the upper end face of the second L-shaped drag hook 3; the compression spring 8 is driven to move downwards by pressing the button 9, and then the gear 4 connected with the other end of the pull rope 6 is driven to move towards one side of the fixed pulley 7 under the action of the elastic straight rod 5, and at the moment, the gear 4 is connected and fixed by the corresponding elastic straight rod 5, so that the gear cannot be separated from the elastic straight rod 5; in addition, because the elastic straight rod 5 has a certain elastic force, one end connected with the gear 4 can deviate towards the direction of the fixed pulley 7 (namely, is pulled towards the direction), so that the gear 4 in the second L-shaped drag hook 3 is separated from the gear 4 in the first L-shaped drag hook 1, and then the angle between the first L-shaped drag hook 1 and the second L-shaped drag hook 3 can be adjusted according to actual requirements;

the supporting rod 10 is vertically arranged on the inner side wall of the second L-shaped drag hook 3 and is used for supporting the fixed pulley 7 connected with the supporting rod.

In a specific embodiment, as shown in fig. 6, the left and right sides of the bottom end of the button 9 are provided with integrally connected barbs 12 for abutting against the inner wall connected to the through hole 11 of the second L-shaped drag hook 3 to prevent the button 9 from separating from the second L-shaped drag hook 3;

the barb 12 is positioned in the second L-shaped draw hook 3, and can also prevent dust and sundries from entering the second L-shaped draw hook 3 from the through hole 11.

The utility model discloses a realize like this:

when the structure of the utility model is used, as shown in fig. 1, the hinge 2 hinges the first L-shaped retractor 1 and the second L-shaped retractor 3, at the moment, the two gears 4 are engaged with each other (as shown in fig. 2), the compression spring 8 is in an extended state, and the button 9 is pushed outside the second L-shaped retractor 3 by the compression spring 8;

when needs are adjusted L type drag hook 1 with during the angle between No. two L type drag hooks 3, manually press button 9 makes button 9 follows through-hole 11 to downstream in No. two L type drag hooks 3, at this moment, compression spring 8 downstream to drive 6 downstream rather than the top connection of stay cord, make then that 6 whole rightwards move (use figure 2 as the reference direction) of stay cord to drive with gear 4 that 6 connections of stay cord are in under the effect of elasticity straight-bar 5 to being provided with one side motion of fixed pulley 7 makes two gear 4 separation, immediately, can adjust according to actual demand No. one L type drag hook 1 with angle between No. two L type drag hooks 3 has reduced operating time, improves surgical efficiency, promotes the patient and recovers.

It is prior art that no specific structural figures are illustrated or described in detail herein.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. Novel adjustable angle thyroid gland drag hook, its characterized in that: including L type drag hook (1), hinge (2), No. two L type drag hooks (3), L type drag hook (1) passes through hinge (2) are articulated No. two L type drag hooks (3), No. one L type drag hook (1) No. two L type drag hooks (3) relative rotation angle is for being greater than 0 less than or equal to 180 on the plane.

2. The novel thyroid retractor with the adjustable angle as claimed in claim 1, wherein: the ends of the first L-shaped draw hook (1) and the second L-shaped draw hook (3) which are hinged in opposite directions are mutually occluded through a gear (4) and are used for controlling the included angle between the first L-shaped draw hook (1) and the second L-shaped draw hook (3) to be 180 degrees;

no. one L type drag hook (1) all set up one in the tip in opposite directions of No. two L type drag hooks (3) gear (4), No. one L type drag hook (1) gear (4) in No. two L type drag hooks (3) are all fixed through an elasticity straight-bar (5), make No. one L type drag hook (1) when gear (4) in No. two L type drag hooks (3) are occluded, two elasticity straight-bar (5) respectively with No. one L type drag hook (1) the inside wall of No. two L type drag hooks (3) sets up perpendicularly.

3. The novel thyroid retractor with the adjustable angle as claimed in claim 2, wherein: a pull rope (6), two fixed pulleys (7), a compression spring (8), a button (9) and two support rods (10) are further arranged in the second L-shaped drag hook (3), one end of the pull rope (6) is connected with the elastic straight rod (5) of the fixed gear in the second L-shaped drag hook (3), the other end of the pull rope sequentially penetrates through the chutes of the two fixed pulleys (7) and then is connected to the top of the compression spring (8), the bottom of the compression spring (8) is fixed on the inner bottom wall of the second L-shaped drag hook (3), and the compression spring (8) is vertically arranged in the second L-shaped drag hook (3);

the top of the compression spring (8) is abutted against the bottom end face of the button (9), and the upper end of the button (9) extends to the outside of the button from a through hole (11) on the upper end face of the second L-shaped drag hook (3);

the supporting rod (10) is vertically arranged on the inner side wall of the second L-shaped draw hook (3) and is used for supporting the fixed pulley (7) connected with the supporting rod.

4. The novel thyroid retractor with the adjustable angle as claimed in claim 3, wherein: the left side and the right side of the bottom end of the button (9) are both provided with barbs (12) which are connected integrally, and the barbs are used for being abutted against the inner wall of the second L-shaped drag hook (3) connected with the through hole (11).