CN216603431U

CN216603431U - Auxiliary support for thyroid surgery

Info

Publication number: CN216603431U
Application number: CN202220222310.8U
Authority: CN
Inventors: 石传科; 罗明; 严志登; 徐丹
Original assignee: Zhongshan Hospital of TCM
Current assignee: Zhongshan Hospital of TCM
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-05-27
Anticipated expiration: 2032-01-27

Abstract

An auxiliary support for thyroid operations comprises a bottom plate, wherein an adjusting guide rail is arranged on the bottom plate and is assembled with a first adjusting seat and a second adjusting seat respectively, the first adjusting seat and the second adjusting seat are sleeved on a first screw rod and a second screw rod respectively, the first screw rod and the first adjusting seat are assembled in a screwing manner through threads, and the second screw rod and the second adjusting seat are assembled in a screwing manner through threads; the first adjusting seat and the second adjusting seat are respectively provided with a first adjusting shaft plate and a second adjusting shaft plate, the first adjusting shaft plate and the second adjusting shaft plate are respectively assembled with a first adjusting shaft and a second adjusting shaft, the first adjusting shaft and the second adjusting shaft are respectively hinged with one end of a first connecting rod and one end of a second connecting rod, the other end of the first connecting rod and the other end of the second connecting rod are respectively hinged with a shoulder supporting shaft plate and a head supporting shaft plate, the shoulder supporting shaft plate and the head supporting shaft plate are respectively installed on a shoulder supporting plate and a head supporting plate, and the shoulder supporting plate and the head supporting plate are respectively hinged with two ends of a neck supporting plate through a first rotating shaft and a second rotating shaft.

Description

Auxiliary support for thyroid surgery

Technical Field

The utility model relates to an auxiliary medical instrument, in particular to an auxiliary support for thyroid surgery.

Background

In thyroid surgery, a patient needs to lie on the back and then the neck is lifted, so that the throat part is unfolded as much as possible, and the operation is convenient for a doctor. At present mainly adopt the neck pillow to raise the neck, this kind of mode is simple, but every patient's physiology curve is different, therefore the neck pillow can't satisfy each patient's demand, sometimes can only use by amazing, and this has just caused partial patient's neck to raise not in place and influence the operation, or partial patient's neck lifts too high, leads to the head to suspend in midair, causes the patient very uncomfortable, also has the risk of falling the pillow moreover.

In view of the above, the applicant has designed an auxiliary support for thyroid surgery, which can flexibly adapt to different patients, thereby improving the comfort of the patients while ensuring that the throat part is spread as much as possible.

SUMMERY OF THE UTILITY MODEL

In view of the above defects in the prior art, the technical problem to be solved by the present invention is to provide an auxiliary stent for thyroid surgery.

In order to achieve the purpose, the utility model provides an auxiliary support for thyroid surgery, which comprises a bottom plate, wherein an adjusting guide rail, at least two first shaft plates, at least two second shaft plates and at least two third shaft plates are further arranged on the bottom plate, the adjusting guide rail is respectively clamped with a first adjusting seat and a second adjusting seat and can be assembled in a sliding manner, the first adjusting seat and the second adjusting seat are respectively sleeved on a first screw rod and a second screw rod, the first screw rod and the first adjusting seat are assembled in a threaded screwing manner and can be assembled with the second adjusting seat in a circumferential rotating manner and an axial sliding manner, and the second screw rod and the second adjusting seat are assembled in a threaded screwing manner and can be assembled with the first adjusting seat in a circumferential rotating manner and an axial sliding manner;

but first screw rod, second screw rod respectively with every first lamina axostyle circumferential rotation and axial displacement assembly not, but be provided with first regulating spindle board, second regulating spindle board on first regulating seat, the second regulating seat respectively, but first regulating spindle board, second regulating spindle board respectively with first regulating spindle, the assembly of second regulating spindle circumferential rotation, it is articulated with the one end of first connecting rod, the one end of second connecting rod respectively on first regulating spindle, the second regulating spindle, the other end of first connecting rod, the other end of second connecting rod respectively with shoulder prop the lamina axostyle, head prop the lamina axostyle articulated, shoulder prop the lamina axostyle, head prop the lamina axostyle and install respectively on shoulder fagging, head fagging, shoulder fagging, head fagging are articulated through the both ends of first pivot, second pivot and neck fagging respectively.

As a further improvement of the utility model, the lifting device further comprises a base, wherein a lifting assembly is arranged on the base, the lifting assembly comprises a lifting screw rod, a lifting threaded sleeve, a first shaft sleeve and a second shaft sleeve, the first shaft sleeve and the second shaft sleeve are respectively arranged on the base and a bottom plate, and the lifting threaded sleeve is arranged in the second shaft sleeve in a manner of circumferentially rotating and axially immovably moving through an installation cover; the lifting screw sleeve is assembled with one end of the lifting screw rod in a screwing mode through threads, and the other end of the lifting screw rod is assembled with the first shaft sleeve;

the lifting assemblies are at least four, lifting screw sleeves of the four lifting assemblies are connected through second belts to form a belt transmission mechanism, the second belts further bypass driving belt shafts and form the belt transmission mechanism with the driving belt shafts, the driving belt shafts and a first shaft frame can be assembled in a circumferential rotating mode, the first shaft frame is installed on the base, the driving belt shafts are connected with the driving belt shafts through the first belts to form the belt transmission mechanism, the driving belt shafts and a second shaft frame can be assembled in a circumferential rotating mode, and the second shaft frame is installed on the base.

As a further improvement of the present invention, the first screw and the second screw are further respectively sleeved with a first worm wheel and a second worm wheel, the first worm wheel and the second worm wheel are respectively meshed with the first worm part and the second worm part and purchase a worm-gear transmission mechanism, the first worm part and the second worm part are respectively arranged on a first worm shaft and a second worm shaft, the first worm shaft and each second shaft plate can be circumferentially and rotatably assembled, and one end of the first worm shaft penetrates out of the second worm shaft; the second worm shaft and each third shaft plate can be assembled in a circumferential rotating mode, the second worm shaft and the first worm shaft can be assembled in a circumferential rotating mode, and one ends of the second worm shaft and one end of the first worm shaft are respectively assembled in the handle seat of the handle assembly.

As a further improvement of the utility model, the upper surface of the shoulder supporting plate, the upper surface of the neck supporting plate and the upper surface of the head supporting plate are respectively provided with a matte surface, the upper surfaces of the shoulder supporting plate, the neck supporting plate and the head supporting plate are respectively provided with a shoulder supporting pad, a neck supporting pad and a head supporting pad, the shoulder supporting pad, the neck supporting pad and the head supporting pad are respectively provided with a hook surface, and the hook surfaces and the matte surfaces are adhered to form the tearing buckle.

As a further improvement of the utility model, the handle assembly comprises a handle seat, a sliding groove and a penetrating groove are arranged on the handle seat, a first locking block and a second locking block are respectively clamped and slidably mounted in the sliding groove, and the first locking block and the second locking block can be respectively clamped with the first worm shaft and the second worm shaft;

the first lock rod and the second lock rod are respectively provided with a first lock pin and a second lock pin, the first lock pin and the second lock pin are respectively installed on the first lock rod and the second lock rod, the first lock pin and the second lock pin are respectively clamped into linkage grooves at two ends of the linkage block and are clamped and slidably assembled with the linkage grooves, the middle part of the linkage block is hinged with the second partition plate through a third lock pin, and the second partition plate is installed in the sliding groove.

As a further improvement of the present invention, the first lock piece and the second lock piece are respectively provided with a first protrusion and a second protrusion, the first protrusion and the second protrusion can be respectively engaged with a first groove and a second groove, and the first groove and the second groove are respectively provided on the first worm shaft and the second worm shaft.

As a further improvement of the present invention, the second partition plate is further axially slidably assembled with the first optical axis and the second optical axis, respectively, and one end of the first optical axis and one end of the second optical axis are respectively assembled with the first locking block and the second locking block; and a third spring is sleeved on the part of the first optical axis between the first locking block and the second partition plate, and applies a pushing force to the first locking block to compress the first worm shaft.

As a further improvement of the utility model, the first lock rod is also assembled with one end of the pull rod, and the other end of the pull rod penetrates through the through groove;

the pull rod penetrates through the second partition plate and is assembled with the second partition plate in a sliding mode, the second partition plate is installed in the sliding groove, a stress ring is arranged on the pull rod, a second spring is sleeved on the portion, located between the stress ring and the second partition plate, of the pull rod, and the second spring exerts elastic force on the pull rod and pushes the first lock block;

the pull rod penetrates through one end of the through groove to be assembled with the pull block, the handle seat is also assembled with the spring mounting end of the spring piece, the spring piece has elasticity, and the end, far away from the spring mounting end, of the spring piece is provided with a backstop bulge; after the pull rod pulls the first locking block and the second locking block to switch states, the pull block penetrates through the stopping protrusion, so that one side, facing the handle shaft, of the stopping protrusion is pressed against the side face of the pull block, and the pull rod is fixed.

As a further improvement of the utility model, a clamping assembly is further mounted on the base, the clamping assembly comprises a clamping slide rail, the clamping slide rail is clamped with the clamping slide seat and can be assembled in a sliding manner, a friction plate is mounted on the clamping slide rail, a clamping column is mounted on the clamping slide seat, a first clamping slide groove with an opening at one end is arranged at the bottom of the clamping column and the clamping slide seat, a clamping locking block is clamped in the first clamping slide groove and can be assembled in a sliding manner, the clamping locking block is assembled with one end of the clamping locking block of the clamping locking shaft, the other end of the clamping locking shaft is sleeved with a first spring and then enters a second clamping slide groove and is assembled with one end of the switch plate, the other end of the switch plate penetrates through the second clamping slide groove and can be assembled with the second clamping slide groove in a sliding manner, the second clamping slide groove is arranged on the clamping column, and a stress plate is further mounted on the clamping column.

As a further improvement of the utility model, two clamping columns are provided, the clamping columns are also provided with binding belt shafts, different binding belt shafts on the two clamping columns are respectively assembled with two ends of a binding belt, and the binding belt is used for being sleeved at the lower jaw of a patient during operation.

The utility model has the beneficial effects that:

the utility model supports the head, the neck and the shoulder through the head supporting plate, the neck supporting plate and the shoulder supporting plate, and the included angles of the head supporting plate, the shoulder supporting plate and the neck supporting plate are adjustable, so that the throat-opening-type neck support can be suitable for different physiological curves of different patients, the effective fit support of the shoulder, the neck and the head is ensured while the throat is opened as much as possible, and the comfort of the patients is greatly improved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention (adding a mattress 04).

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic view of the clamp assembly (cross-sectional view at the center plane of the clamp lock shaft axis).

Fig. 4 is a schematic view of the structure of the clamping assembly (cross-sectional view at another center plane of the axis of the clamp lock shaft).

Fig. 5 is a schematic structural diagram of the present invention.

Fig. 6 is a schematic structural diagram of the present invention.

Fig. 7 is a schematic structural view of the present invention.

Fig. 8 is a schematic structural view of the present invention.

Fig. 9 is a sectional view at the center plane where the axis of the first worm shaft 481 is located.

Fig. 10 is a schematic view of the structure at the handle assembly.

FIG. 11 is a cross-sectional view of the handle assembly at a central plane of the axis of the handle shaft.

Fig. 12 is a schematic view of the internal structure at the handle assembly.

Fig. 13 is a schematic view of the internal structure at the handle assembly.

Fig. 14 is a sectional view of the elevating assembly at a central plane of the axis of the elevating screw 430.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

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, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 14, an auxiliary frame for thyroid surgery comprises a base 110, wherein a lifting assembly is mounted on the base 110, the lifting assembly comprises a lifting screw 430, a lifting screw 450, a first shaft sleeve 810 and a second shaft sleeve 111, the first shaft sleeve 810 and the second shaft sleeve 111 are respectively mounted on the base 110 and a bottom plate 140, and the lifting screw 450 is mounted in the second shaft sleeve 111 through a mounting cover 112 in a manner of being capable of rotating circumferentially and being incapable of moving axially; the lifting screw sleeve 450 is assembled with one end of the lifting screw 430 by screwing, and the other end of the lifting screw 430 is assembled with the first shaft sleeve 810.

The number of the lifting components is at least four, the lifting screw sleeves 450 of the four lifting components are connected through a second belt 620 to form a belt transmission mechanism, the second belt 620 also bypasses a driving belt shaft 441 and forms the belt transmission mechanism with the driving belt shaft 441, the driving belt shaft 441 and a first shaft frame 130 can be assembled in a circumferential rotating mode, the first shaft frame 130 is installed on the base 110, the driving belt shaft 441 is connected with a driving belt shaft 442 through a first belt 610 to form the belt transmission mechanism, the driving belt shaft 442 and a second shaft frame 120 can be assembled in a circumferential rotating mode, and the second shaft frame 120 is installed on the base 110.

The main belt shaft 442 is coaxially assembled with a turntable 630, and an eccentric handle 631 is eccentrically mounted (non-coaxially) on the turntable 630. During the use, can drive the carousel 630 through eccentric handle 631 and rotate to the drive takes axle 442 to rotate, and the drive takes axle 442 to drive the second belt operation through first belt, and first belt drives each lift swivel nut 450 synchronous rotation, thereby drives the lift screw that each lift swivel nut 450 corresponds along its axial displacement, thereby drive bottom plate 140 and go up and down for base 110, and the pedestal mounting is on the operation table or with operation table relatively fixed.

The bottom plate 140 is further provided with an adjusting guide rail 260, at least two first shaft plates 141, at least two second shaft plates 142 and at least two third shaft plates 143, the adjusting guide rail 260 is respectively clamped with the first adjusting seat 270 and the second adjusting seat 280 and can be assembled in a sliding manner, the first adjusting seat 270 and the second adjusting seat 280 are respectively sleeved on the first screw 461 and the second screw 462, the first screw 461 and the first adjusting seat 270 are assembled in a threaded screwing manner and can be assembled in a circumferential rotating manner and an axial sliding manner with the second adjusting seat 280, and the second screw 462 and the second adjusting seat 280 are assembled in a threaded screwing manner and can be assembled in a circumferential rotating manner and an axial sliding manner with the first adjusting seat 270.

The first screw 461 and the second screw 462 are respectively assembled with each first shaft plate 141 in a way of circumferential rotation and axial movement, the first screw 461 and the second screw 462 are respectively sleeved with a first worm wheel 651 and a second worm wheel 641, the first worm wheel 651 and the second worm wheel 641 are respectively meshed with a first worm part 652 and a second worm part 642 and purchase a worm-gear transmission mechanism, the first worm part 652 and the second worm part 642 are respectively arranged on the first worm shaft 481 and the second worm shaft 482, the first worm shaft 481 and each second shaft plate 142 are assembled in a way of circumferential rotation, and one end of the first worm shaft 481 penetrates out of the second worm shaft 482; the second worm shaft 482 is circumferentially rotatably assembled with each of the third shaft plates 143, and the second worm shaft 482 is circumferentially rotatably assembled with the first worm shaft 481, and one ends of the second worm shaft 482 and the first worm shaft 481 are respectively fitted into the handle holder 660 of the handle assembly. When in use, the second worm shaft 482 and the first worm shaft 481 can be respectively driven to rotate, so that the first screw 461 and the second screw 462 are respectively driven to rotate circumferentially to realize the sliding of the first adjusting seat 270 and the second adjusting seat 280 along the adjusting guide rail 260.

The first adjusting seat 270 and the second adjusting seat 280 are respectively provided with a first adjusting shaft plate 271 and a second adjusting shaft plate 281, the first adjusting shaft plate 271 and the second adjusting shaft plate 281 are respectively assembled with a first adjusting shaft 471 and a second adjusting shaft 472 in a circular rotation manner, the first adjusting shaft 471 and the second adjusting shaft 472 are respectively hinged with one end of a first connecting rod 401 and one end of a second connecting rod 420, the other end of the first connecting rod 401 and the other end of the second connecting rod 420 are respectively hinged with a shoulder supporting shaft plate 151 and a head supporting shaft plate 171, the shoulder supporting shaft plate 151 and the head supporting shaft plate 171 are respectively installed on a shoulder supporting plate 150 and a head supporting plate 170, the shoulder supporting plate 150 and the head supporting plate 170 are respectively hinged with two ends of a neck supporting plate 160 through a first rotating shaft 403 and a second rotating shaft 404, the upper surface of the shoulder supporting plate 150, the upper surface of the neck supporting plate 160 and the upper surface of the head supporting plate 170 are respectively provided with a frosted surface, the upper surface of shoulder fagging 150, the upper surface of neck fagging 160, the upper surface of head fagging 170 are installed respectively and are propped pad 01, neck and prop pad 02, head and prop pad 03, shoulder props and is provided with the hook face on pad 01, neck and prop pad 02, the head props pad 03 respectively, and the hook face constitutes with the matte surface pastes and tears the zip-fastener. The design is mainly to facilitate the replacement of the shoulder support pad 01, the neck support pad 02 and the head support pad 03, so that medical personnel can replace the shoulder support pad 01, the neck support pad 02 and the head support pad 03 with different sizes, shapes and sizes according to the physiological curve, the physical condition and the like of a patient. In this embodiment, the head-supporting pad 03 is slightly higher than the mattress 04, otherwise the discomfort of the patient may be caused.

When the included angles of the shoulder supporting plate 150 and the head supporting plate 170 relative to the neck supporting plate 160 need to be adjusted, the handle assembly drives the first worm shaft 481 and the second worm shaft 482 to rotate respectively, so as to drive the first screw 461 and the second screw 462 to rotate respectively, when the first screw 461 and the second screw 462 rotate, the first adjusting seat 270 and the second adjusting seat 280 can be driven to slide respectively, so that the first connecting rod 401 and the second connecting rod 402 drive the shoulder supporting plate 150 and the head supporting plate 170 to rotate relative to the neck supporting plate 160 respectively, and the use requirements and physiological curves of different patients are further adapted.

The handle assembly comprises a handle seat 660, a sliding groove 661 and a penetrating groove 662 are arranged on the handle seat 660, a first locking block 670 and a second locking block 680 are respectively clamped and slidably mounted in the sliding groove 661, a first protrusion 672 and a second protrusion 682 are respectively arranged on the first locking block 670 and the second locking block 680, the first protrusion 672 and the second protrusion 682 can be respectively clamped and assembled with a first groove 4811 and a second groove 4821, and the first groove 4811 and the second groove 4821 are respectively arranged on the first worm shaft 481 and the second worm shaft 482. This design allows the first and

second lock blocks

670 and 680 to lock the first and

second worm shafts

481 and 482 when pressed against the first and

second worm shafts

481 and 482, respectively, so that the first and

second worm shafts

481 and 482 cannot rotate relative to the handle holder 660.

Still install first lock pole 671, second lock pole 672 on first lock piece 670, the second lock pole 680 respectively, install first lockpin 731, second lockpin 732 on first lock pole 671, the second lock pole 672 respectively, first lockpin 731, second lockpin 732 clamp respectively and put into in the linkage piece 690 both ends linkage groove 691 and block, slidable assembly with it, the mid portion of linkage piece 690 is articulated with second baffle 664 through third lockpin 733, second baffle 664 installs in spout 661.

The second partition 664 is further axially slidably assembled with the first optical axis 741 and the second optical axis 742, respectively, and one end of the first optical axis 741 and one end of the second optical axis 742 are assembled with the first locking block 670 and the second locking block 680, respectively. A third spring 530 is sleeved on a portion of the first optical axis 741 located between the first lock block 670 and the second partition 664, and the third spring 530 applies a pushing force to the first lock block 670 to press the first worm shaft 481. So that the first lock block 670 is locked with the first worm shaft 481 in the initial state and the second lock block 680 is separated from the second worm shaft 482. Turning the handle housing at this point only starts the first worm shaft turning and does not start the second worm shaft 482 turning.

When the clamping of the second worm shaft and the handle seat needs to be switched, the first lock rod 671 pulls the first lock block 670 to overcome the elastic force of the third spring to move away from the first worm shaft 481 so as to separate the first lock block 670 from the first worm shaft, in the process, the first lock rod 671 drives the linkage block 690 to rotate around the third lock pin 733 as the center through the first lock pin 731, so that the linkage block drives the second lock block to move towards the second worm shaft through the second lock pin 732 until the second lock block is clamped with the second worm shaft, so as to realize the relative clamping of the handle seat and the second worm shaft, and at the moment, the handle seat rotates the second worm shaft and the first worm shaft does not rotate.

Preferably, the first lock rod 671 is further assembled with one end of the pull rod 720, and the other end of the pull rod 720 penetrates through the through groove 662, so that the first lock rod 671 can be pulled by the pull rod 720 during use, and the state switching of the first lock block and the second lock block is completed.

The pull rod 720 passes through the second partition 663 and is slidably assembled with the second partition 663, the second partition 663 is installed in the sliding groove 661, the pull rod 720 is provided with a stress ring 721, a second spring 520 is sleeved on a part of the pull rod between the stress ring 721 and the second partition 663, and the second spring 520 applies an elastic force to the pull rod 720 to push the first lock block, so that the first lock block is clamped with the first worm shaft in the initial state.

Preferably, a handle shaft 665 is installed at an end of the handle holder 660 away from the first worm shaft, and when in use, the handle holder 660 can be eccentrically driven by the handle shaft to rotate around the first worm shaft, so that the first worm shaft and the second worm shaft can be alternatively driven.

Referring to fig. 10, preferably, one end of the pull rod 720 penetrating through the through slot 662 is assembled with the pull block 710, the handle seat 660 is further assembled with a spring mounting end 752 of the spring strip 750, and the spring strip 750 has elasticity and is provided with a retaining protrusion 751 at one end thereof far away from the spring mounting end 752. After the pull rod 720 pulls the first locking block and the second locking block to switch states, the pull block 710 penetrates through the retaining protrusion 751, so that one side of the retaining protrusion 751 facing the handle shaft is pressed against the side face of the pull block 710, and the pull rod 720 is fixed, at the moment, the second locking block is stably clamped with the second worm shaft, and then the second worm shaft is rotated through the handle shaft. When the initial state needs to be restored, the spring piece 750 only needs to be shifted upwards, so that the retaining protrusion 751 moves upwards to be not contacted with the pulling block 710, and at the moment, the first locking block and the second locking block are restored to the initial state under the driving of the elastic force of the third spring and the second spring.

Referring to fig. 1 to 4, a clamping assembly is further mounted on the base 110, the clamping assembly includes a clamping slide rail 210, the clamping slide rail 210 is engaged with and slidably assembled with a clamping slide 220, a friction plate 211 is mounted on the clamping slide rail 210, a clamping column 230 is mounted on the clamping slide 220, a first clamping slide groove 232 with an open end is disposed at the bottom of the clamping column 230 and the clamping slide 220, a clamping lock block 250 is engaged with and slidably mounted in the first clamping slide groove 232, the clamping lock block 250 is assembled with one end of a clamping lock shaft clamping lock block 420, the other end of the clamping lock shaft 420 is sleeved with a first spring 510 and then enters a second clamping slide groove 233 and is assembled with one end of a switch plate 240, the other end of the switch plate 240 penetrates through the second clamping slide groove 233 and is slidably assembled with the second clamping slide groove 233, the second clamping slide groove 233 is disposed on the clamping column 230, a force-bearing plate 231 is also mounted on the clamping post 230. In the initial state, the first spring 510 exerts an elastic force on the clamping lock block 250, which presses the friction plate 211, so that the clamping slide and the clamping rail are clamped in place relative to each other. When the clamping slide 220 needs to be moved, the palm is placed on the stress plate 231, and the finger hooks the switch plate 240, so that the switch plate 240 is pulled towards the stress plate 231, in the process, the clamping lock shaft 420 drives the clamping lock block 250 to move upwards against the elastic force of the first spring 510, so that the clamping slide is unlocked, and then the clamping slide is pushed to move on the clamping slide.

The clamping column 230 is provided with two clamping tables 320, and the two clamping seats, the two clamping columns and the two clamping tables 320 are respectively arranged, so that when the head fixing device is used, the head can be relatively fixed by clamping the two clamping tables 320 on two sides of the head.

Preferably, the clamping post 230 is further provided with a strap shaft 410, different strap shafts of the two clamping posts are respectively assembled with two ends of the strap 310, and the strap 310 is used for sleeving the lower jaw of the patient during the operation, so that the lower jaw is pulled towards the clamping post 230 to further fix the head. Of course, this part of the structure can be selected according to the needs, and in some embodiments, the clamping assembly may not be used.

The utility model is not described in detail, but is well known to those skilled in the art.

The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides an auxiliary stand for thyroid surgery which characterized by: the adjustable guide rail is clamped with a first adjusting seat and a second adjusting seat respectively and assembled in a sliding manner, the first adjusting seat and the second adjusting seat are sleeved on a first screw rod and a second screw rod respectively, the first screw rod and the first adjusting seat are assembled in a threaded screwing manner and can rotate circumferentially and slide axially with the second adjusting seat, and the second screw rod and the second adjusting seat are assembled in a threaded screwing manner and can rotate circumferentially and slide axially with the first adjusting seat;

2. An auxiliary stand for thyroid surgery according to claim 1, wherein: the lifting screw sleeve is circumferentially and non-axially movably arranged in the second shaft sleeve through a mounting cover; the lifting screw sleeve is assembled with one end of the lifting screw rod in a screwing mode through threads, and the other end of the lifting screw rod is assembled with the first shaft sleeve;

3. An auxiliary stand for thyroid surgery according to claim 1, wherein: the first screw and the second screw are respectively sleeved with a first worm wheel and a second worm wheel, the first worm wheel and the second worm wheel are respectively meshed with a first worm part and a second worm part and purchase a worm and gear transmission mechanism, the first worm part and the second worm part are respectively arranged on a first worm shaft and a second worm shaft, the first worm shaft and each second shaft plate can be assembled in a circumferential rotating manner, and one end of the first worm shaft penetrates out of the second worm shaft; the second worm shaft and each third shaft plate can be assembled in a circumferential rotating mode, the second worm shaft and the first worm shaft can be assembled in a circumferential rotating mode, and one ends of the second worm shaft and one end of the first worm shaft are respectively assembled in the handle seat of the handle assembly.

4. An auxiliary stand for thyroid surgery according to claim 1, wherein: the upper surface of shoulder fagging, the upper surface of neck fagging, be provided with the matte on the upper surface of head fagging respectively, install respectively on the upper surface of shoulder fagging, the upper surface of neck fagging, the upper surface of head fagging and shoulder prop pad, neck prop pad, head prop and fill up, shoulder prop pad, neck prop pad, head prop and fill up and be provided with the hook face respectively, the hook face constitutes with matte and tears the zip-fastener.

5. An auxiliary stand for thyroid surgery according to claim 3, wherein: the handle assembly comprises a handle seat, a sliding groove and a penetrating groove are formed in the handle seat, a first locking block and a second locking block are respectively clamped in the sliding groove and slidably mounted in the sliding groove, and the first locking block and the second locking block can be respectively clamped with the first worm shaft and the second worm shaft;

the first lock block and the second lock block are further respectively provided with a first lock rod and a second lock rod, the first lock rod and the second lock rod are respectively provided with a first lock pin and a second lock pin, the first lock pin and the second lock pin are respectively clamped into linkage grooves at two ends of the linkage block and are clamped with the linkage grooves and can be assembled in a sliding mode, the middle portion of the linkage block is hinged to the second partition plate through a third lock pin, and the second partition plate is installed in the sliding grooves.

6. An auxiliary stand for thyroid surgery according to claim 5, wherein: be provided with first arch, second arch on first locking piece, the second locking piece respectively, first arch, second arch can be respectively with first recess, the assembly of second recess block, first recess, second recess set up respectively on first worm axle, second worm axle.

7. An auxiliary stand for thyroid surgery according to claim 5, wherein: the second partition plate is respectively assembled with the first optical axis and the second optical axis in an axial sliding mode, and one end of the first optical axis and one end of the second optical axis are respectively assembled with the first locking block and the second locking block; and a third spring is sleeved on the part of the first optical axis between the first locking block and the second partition plate, and applies a pushing force to the first locking block to compress the first worm shaft.

8. An auxiliary stand for thyroid surgery according to claim 5, wherein: the first lock rod is also assembled with one end of the pull rod, and the other end of the pull rod penetrates through the through groove;

the pull rod penetrates through one end of the through groove to be assembled with the pull block, the handle seat is also assembled with the spring mounting end of the spring piece, the spring piece has elasticity, and a backstop bulge is arranged at one end, far away from the spring mounting end, of the spring piece; after the pull rod pulls the first locking block and the second locking block to switch states, the pull block penetrates through the stopping protrusion, so that one side of the stopping protrusion facing the handle shaft is tightly pressed with the side face of the pull block, and the pull rod is fixed.

9. An auxiliary stand for thyroid surgery according to claim 2, wherein: still install clamping component on the base, clamping component is including pressing from both sides tight slide rail, presss from both sides tight slide rail and presss from both sides tight slide block and slidable assembly, install the friction plate on the tight slide rail of clamp, press from both sides tight post on the tight slide, press from both sides tight post, press from both sides tight slide bottom and be provided with the first tight spout of clamp of one end open-ended, block and slidable install and press from both sides tight locking piece in the first tight spout of clamp, press from both sides tight locking piece and press from both sides tight locking piece one end assembly of tight locking axle clamp, get into in the tight spout of second clamp and assemble with the one end of flush mounting plate behind the first spring of the other end suit of tight locking axle clamp, the other end of flush mounting plate is worn out the tight spout of second clamp and is pressed from both sides tight spout slidable assembly with the second clamp, the tight spout setting of second clamp is on pressing from both sides tight post, still install the atress board on pressing from both sides tight post.

10. An auxiliary stand for thyroid surgery according to claim 9, wherein: the two clamping columns are provided with two binding belt shafts, different binding belt shafts on the two clamping columns are assembled with two ends of a binding belt respectively, and the binding belt is used for being sleeved at the lower jaw of a patient during an operation.