CN213100477U

CN213100477U - Auxiliary fixer for head frame

Info

Publication number: CN213100477U
Application number: CN202021216888.XU
Authority: CN
Inventors: 刘爱军; 张莺姿; 陈雁江; 孙丽妍; 樊丽平; 杜国强; 庄严
Original assignee: Beijing Tiantan Hospital
Current assignee: Beijing Tiantan Hospital
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-05-04
Anticipated expiration: 2030-06-28

Abstract

The utility model provides a head frame auxiliary fixator, which relates to the technical field of medical instruments and solves the technical problem that the head frame of a patient is difficult to fix during gamma knife treatment in the prior art, the head frame auxiliary fixator comprises a supporting plate and a buffer upright post, wherein the supporting plate is provided with an installation part, and the supporting plate can be installed on a wheelchair handrail through the installation part; the buffer upright post is arranged on the supporting plate, and the top of the buffer upright post is provided with an arm support; the utility model discloses an installation department can be with the layer board firm installation on the wheelchair handrail, is difficult for the landing, through the buffering stand that is provided with the arm support, not only can directly be used for the support of assistor arm, uses comfortable moreover, can effectively reduce assistor's tired sense, assists the doctor, the fixed of the headstock of being convenient for.

Description

Auxiliary fixer for head frame

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to fixer is assisted to headstock.

Background

The gamma knife is a stereotactic radiosurgery treatment means, a stereotactic frame needs to be fixed on the head of a patient by a head nail, and because the patient has different tolerance and different matching degrees to pain, the patient often avoids shaking in the process of fixing the head frame, so that the head frame is difficult to fix, and an assistant is usually needed to assist in matching when a doctor fixes the head frame so as to smoothly fix the head frame.

The time for fixing the head frame is often related to the proficiency level of the operation of a doctor, when the doctor fixes the head frame, an assistant holds the head frame by two hands to assist the doctor to fix the head frame of a patient, and in the fixing process, the two arms of the assistant are suspended above the patient for a long time, so that fatigue, muscular soreness and easy shaking of the two arms are easily caused, deviation is caused, and the difficulty is brought to the operation of fixing the head frame by the doctor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a head frame auxiliary fixer, which solves the technical problem that the head frame of a patient is difficult to fix during the existing gamma knife treatment in the prior art; the utility model provides a plurality of technical effects that the preferred technical scheme of the technical schemes can produce (the top surface of the arm support is provided with an arc-shaped groove for placing and supporting the arm of the assistant, the installation part comprises a hook which can be hung on the armrest of the wheelchair to ensure that the supporting plate is not easy to slip on the basis of convenient assembly and disassembly, the number of the buffering upright columns is two, the buffering upright columns can simultaneously support the double arms of the assistant, the buffering upright columns comprise upright column bodies and elastic elements, the upright column bodies are used for accommodating and installing the elastic elements, the tops of the elastic elements are connected with the arm support and have the buffering function, the upright column bodies comprise upper upright columns and lower upright columns, on one hand, the upper upright columns have the protection function on the elastic elements, the service cycle is long, on the other hand, the sundries are reduced to enter the guide grooves to influence the buffering, the sliding seat is arranged in the sliding rail, so that the distance between the two buffering upright posts can be adjusted; the transverse displacement adjusting device comprises a transmission screw rod, the transmission screw rod is in threaded fit with the sliding seat, the self-locking function is realized, the adjustment of the distance between the two buffering upright columns can be realized, and the locking of the relative position can be realized; the head frame auxiliary fixator further comprises a lifting adjusting device, the lower upright post comprises a first post body and a second post body, and the lifting adjusting device can adjust the relative position of the first upright post and the second upright post so as to adjust the height of the arm support; the lifting adjusting device comprises a rotating sleeve, a stud is arranged at the bottom of the first cylinder body and is in threaded fit with the rotating sleeve, the first cylinder body can be driven to axially slide along the second cylinder body by rotating the rotating sleeve, and the lifting adjusting device has a self-locking function, is simple in structure, is convenient to operate and the like); see below for details.

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

the utility model provides a pair of fixer is assisted to headstock, including layer board and buffering stand, wherein: the supporting plate is provided with an installation part, and the supporting plate can be installed on a wheelchair handrail through the installation part; the buffer upright post is arranged on the supporting plate, and the top of the buffer upright post is provided with an arm support.

Preferably, the top surface of the arm support is provided with an arc-shaped groove.

Preferably, the installation part comprises a hook, the hooks are arranged on two sides of the supporting plate, and the supporting plate is hung on the wheelchair armrest through the hooks.

Preferably, the number of the buffer upright columns is two, and the two buffer upright columns are symmetrically arranged.

Preferably, the cushioning pillar comprises a pillar body and an elastic element, wherein: the upright post body is arranged on the supporting plate; the elastic element is arranged in the upright post body, and the top of the elastic element penetrates through the upright post body and is connected with the arm support.

Preferably, the column body comprises an upper column and a lower column, wherein: the top of the lower upright post is provided with a guide groove along the axial direction; the bottom of the upper upright post is inserted into the guide groove and can slide along the guide groove; the bottom of the elastic element is arranged in the guide groove, and the top of the elastic element is arranged in the upper upright post and is connected with the arm support through the upper upright post.

Preferably, the bottom of lower column is provided with the slide, be provided with the slide rail on the top surface of layer board, the slide slides and sets up in the slide rail.

Preferably, the auxiliary headstock holder further comprises a lateral displacement adjusting device, the lateral displacement adjusting device comprises a transmission screw, and a support is arranged on the support plate, wherein: two ends of the transmission screw rod are rotatably arranged on the bracket; a threaded hole penetrates through the side surface of the sliding seat, the transmission screw rod penetrates through the threaded hole and is in threaded fit with the threaded hole, and the directions of threads of the sliding seats corresponding to the two buffering upright columns are opposite; the distance between the two buffer upright columns can be adjusted by rotating the transmission screw rod.

Preferably, the headgear assisting fixture further comprises a lifting adjusting device, and the lower column comprises a first column body and a second column body, wherein: the bottom of the elastic element is arranged in the first column, and the top of the elastic element is arranged in the upper upright column and is connected with the arm support through the upper upright column; a sliding groove is axially formed in the top surface of the second column, and the bottom of the first upright column is slidably inserted into the sliding groove; the first cylinder with the second cylinder all with the lifting adjusting device transmission links to each other, lifting adjusting device can drive first cylinder is followed the spout slides to adjust first cylinder with the relative position of second cylinder.

Preferably, the lifting adjusting device comprises a rotating sleeve, a stud is arranged at the bottom of the first column, and: the rotating sleeve is rotatably arranged at the top end of the second column body; the stud penetrates through the rotating sleeve and is inserted into the sliding groove; the rotating sleeve is in threaded fit with the stud, and the rotating sleeve can drive the stud to ascend and descend along the sliding groove so as to adjust the relative position of the first cylinder and the second cylinder.

The utility model provides a pair of supplementary fixer of headstock has following beneficial effect at least:

the head frame auxiliary fixer comprises a supporting plate and a buffering upright post, wherein the supporting plate is used for mounting other devices and supporting the arms of an assistant, and the buffering upright post has a buffering function so that the supporting is more comfortable; the supporting plate is provided with an installation part, the supporting plate can be installed on the wheelchair armrest through the installation part, and the supporting plate is firmly placed and is not easy to slide off; the buffer upright post is arranged on the supporting plate, the top of the buffer upright post is provided with an arm support, and the arm support is directly used for assisting the arm of a person to place; the utility model discloses an installation department makes the layer board can install on the wheelchair handrail, and difficult landing for assisting the smooth fixed prerequisite that provides of patient's headstock, sets up the arm support through the top at the buffering stand, can support the assistant's arm for a long time, uses comfortablely, the smooth fixed of the patient's headstock of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 3 is a schematic sectional view of a part of the structure of a section of a buffer column according to embodiment 2 of the present invention;

fig. 4 is a schematic structural diagram of embodiment 3 of the present invention;

fig. 5 is a schematic structural diagram of embodiment 4 of the present invention;

fig. 6 is a schematic sectional view of a partial section structure of a buffer column according to embodiment 4 of the present invention.

Reference numerals

1. A support plate; 11. an installation part; 12. a slide rail; 2. a buffer column; 21. an arm support; 22. an elastic element; 23. a column body; 231. an upper upright post; 232. a lower upright post; 2321. a first column; 23211. a limiting block; 2322. a second cylinder; 23221. an annular groove; 23222. a limiting groove; 24. a slide base; 3. a transmission screw rod; 4. rotating the sleeve; 41. an annular flange.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

the utility model provides a fixer is assisted to headstock, as shown in fig. 1, fixer is assisted to headstock includes layer board 1 and buffering stand 2, wherein: the supporting plate 1 is provided with a mounting part 11, and the supporting plate 1 can be mounted on the wheelchair armrest through the mounting part 11; the buffer upright post 2 is arranged on the supporting plate 1, and the top of the buffer upright post 2 is provided with an arm support 21.

Before gamma knife treatment, firstly, a patient sits on a wheelchair, a supporting plate 1 is installed on the armrest of the wheelchair through an installation part 11, the two arms of an assistant are placed on an arm support, and a head frame is supported, so that a doctor can fix the head frame; the utility model discloses an installation department 11 can be with the firm installation of layer board 1 on the wheelchair handrail, and difficult landing through the buffering stand 2 that is provided with arm support 21, not only can directly be used for the support of assistor arm, uses comfortablely moreover, can effectively reduce assistor's tired sense, assists the doctor, the fixed of the headstock of being convenient for.

As an alternative embodiment, the top surface of the arm support 21 is provided with an arc-shaped groove, as shown in fig. 1, the arm support 21 is provided as an arm support plate, two sides of the arm support plate are bent upwards to form an arc-shaped arm support plate, the inner side of the arc-shaped arm support plate forms the arc-shaped groove, and a cushion pad is arranged in the arc-shaped groove.

As an alternative embodiment, as shown in fig. 1, the mounting portion 11 includes a hook, the hooks are disposed on both sides of the support plate 1, and the support plate 1 is hung on the armrest of the wheelchair through the hooks to avoid falling off when pushed from left to right.

As an alternative embodiment, as shown in fig. 1, the number of the buffer columns 2 is two, two buffer columns 2 are symmetrically arranged, and the bottom of the buffer column 2 is provided with a base, which is arranged on the supporting plate 1.

As an alternative embodiment, as shown in fig. 1, the damping upright 2 includes an upright body 23 and an elastic element 22, the elastic element 22 is provided as a damping spring, wherein: the upright post body 23 is arranged on the supporting plate 1; the buffer spring is arranged in the upright post body 23, the top of the buffer spring penetrates through the upright post body 23 and is fixedly connected with the arm support 21, and the buffer upright post 2 has a buffer effect through the arrangement of the elastic element 22, so that the use process is more comfortable.

Example 2:

example 2 is based on example 1: as shown in fig. 2 and 3, the pillar body 23 includes an upper pillar 231 and a lower pillar 232, wherein: the top of the lower upright post 232 is provided with a guide groove along the axial direction, and the outer diameter of the upper upright post 231 is matched with the inner diameter of the lower upright post 232 in size; the bottom of the upper column 231 is inserted into the guide groove and can slide along the guide groove.

The bottom of elastic element 22 is installed and is set up in the guide way, and the mounting groove has been seted up along the axial to the bottom of going up stand 231, and elastic element 22's installation is inserted and is established in the mounting groove, arm support 21 sets up on last stand 231, and elastic element 22 links to each other with arm support 21 through last stand 231, on the basis that does not influence elastic element 22 buffering effect, effectively avoids debris to enter into in the guide way.

Example 3

Example 3 is based on example 2: as shown in fig. 4, the bottom of the lower column 232 is provided with a slide 24, the top surface of the pallet 1 is fixedly provided with a slide rail 12, and the slide 24 is slidably disposed in the slide rail 12.

As an optional implementation manner, the headgear auxiliary fixator further includes a lateral displacement adjusting device, the lateral displacement adjusting device includes a transmission screw rod 3, and two sides of the supporting plate 1 are provided with brackets, wherein: two ends of the transmission screw rod 3 are rotatably arranged on the bracket; a threaded hole is formed in the side face of the sliding seat 24 in a penetrating mode, the transmission screw rod 3 penetrates through the threaded hole and is in threaded fit with the threaded hole, and the directions of threads of the sliding seats 24 corresponding to the two buffering upright columns 2 are opposite; one end of the transmission screw rod 3 is connected with a handle, and in the actual use process, the handle is pushed to drive the transmission screw rod 3 to rotate, so that the distance between the two buffer upright columns 2 is adjusted.

Example 4

Example 4 is based on example 3:

as shown in fig. 5 and 6, the headgear assist fastener further includes a lift adjustment mechanism, and the lower upright 232 includes a first post 2321 and a second post 2322, wherein: the bottom of the elastic element 22 is disposed in the first cylinder 2321, and the top of the elastic element 22 is disposed in the upper column 231 and connected to the arm support 21 through the upper column 231.

A sliding groove is axially formed in the top surface of the second cylinder 2322, the bottom of the first cylinder 2321 is slidably inserted into the sliding groove, the first cylinder 2321 and the second cylinder 2322 are both connected with the lifting adjusting device in a transmission manner, and the lifting adjusting device can drive the first cylinder 2321 to slide along the sliding groove so as to adjust the relative position of the first cylinder 2321 and the second cylinder 2322.

As an alternative embodiment, as shown in fig. 6, the lifting adjusting device includes a rotating sleeve 4, and a stud is disposed at the bottom of the first cylinder 2321, wherein: the bottom of the rotating sleeve 4 is inserted into the sliding groove, the bottom edge of the rotating sleeve 4 extends outwards and forms an annular flange 41, an annular groove 23221 is arranged on the inner wall of the sliding groove at a position corresponding to the annular flange 41, and the annular flange 41 is arranged in the annular groove 23221 and can rotate in the annular groove 23221.

The stud penetrates through the rotating sleeve 4 and is inserted into the sliding groove; rotatory sleeve 4 with double-screw bolt screw-thread fit, be provided with stopper 23211 on the bottom outer wall of double-screw bolt, the vertical spacing groove 23222 that is provided with on the inner wall of spout, stopper 23211 slide and set up in spacing groove 23222, rotate rotatory sleeve 4 and can drive the double-screw bolt is followed the spout goes up and down in order to adjust the relative position of first cylinder 2321 and second cylinder 2322, and spacing groove 23222 and stopper 23211 mutually support, avoid rotatory sleeve 4 on the one hand with the double-screw bolt rotates in step, guarantees going on smoothly of lift adjustment, and on the other hand can restrict the elevating position of first cylinder 2321.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A headgear assist holder, comprising a support plate (1) and a cushioning upright (2), wherein:

the supporting plate (1) is provided with an installation part (11), and the supporting plate (1) can be installed on a wheelchair armrest through the installation part (11);

the buffer upright post (2) is arranged on the supporting plate (1), and an arm support (21) is arranged at the top of the buffer upright post (2).

2. Headgear assist holder according to claim 1, wherein the top surface of the arm rest (21) is provided with an arc-shaped slot.

3. The headgear auxiliary fixator according to claim 1, wherein the mounting portion (11) comprises a hook, the hook is provided on both sides of the support plate (1), and the support plate (1) is hung on a wheelchair armrest through the hook.

4. Headgear auxiliary fixator according to claim 1, wherein said cushioning columns (2) are provided in two numbers, two of said cushioning columns (2) being symmetrically arranged.

5. Headgear assist holder according to claim 4, wherein the cushioning pillar (2) comprises a pillar body (23) and a resilient element (22), wherein:

the upright post body (23) is arranged on the supporting plate (1);

the elastic element (22) is arranged in the upright post body (23), and the top of the elastic element (22) penetrates through the upright post body (23) and is connected with the arm support (21).

6. Headgear assist holder according to claim 5, wherein the post body (23) comprises an upper post (231) and a lower post (232), wherein:

the top of the lower upright post (232) is provided with a guide groove along the axial direction;

the bottom of the upper upright post (231) is inserted into the guide groove and can slide along the guide groove;

the bottom of the elastic element (22) is arranged in the guide groove, and the top of the elastic element (22) is arranged in the upper upright post (231) and is connected with the arm support (21) through the upper upright post (231).

7. The headgear assist holder according to claim 6, wherein a slide (24) is provided at a bottom of the lower upright (232), a slide rail (12) is provided on a top surface of the support plate (1), and the slide (24) is slidably provided in the slide rail (12).

8. Headgear-aid holder according to claim 7, further comprising a lateral displacement adjustment device comprising a drive screw (3), said carrier (1) being provided with a bracket, wherein:

two ends of the transmission screw rod (3) are rotatably arranged on the bracket;

a threaded hole is formed in the side face of the sliding seat (24) in a penetrating mode, the transmission screw rod (3) penetrates through the threaded hole and is in threaded fit with the threaded hole, and the directions of threads of the sliding seats (24) corresponding to the two buffering upright columns (2) are opposite;

the distance between the two buffer upright columns (2) can be adjusted by rotating the transmission screw rod (3).

9. The headgear assist fastener of claim 8, further comprising a lift adjustment device, the lower upright (232) comprising a first post (2321) and a second post (2322), wherein:

the bottom of the elastic element (22) is arranged in the first cylinder (2321), and the top of the elastic element (22) is arranged in the upper upright post (231) and is connected with the arm support (21) through the upper upright post (231);

a sliding groove is axially formed in the top surface of the second cylinder (2322), and the bottom of the first cylinder (2321) is slidably inserted into the sliding groove;

the first cylinder (2321) and the second cylinder (2322) are in transmission connection with the lifting adjusting device, and the lifting adjusting device can drive the first cylinder (2321) to slide along the sliding groove so as to adjust the relative position of the first cylinder (2321) and the second cylinder (2322).

10. The headgear assist holder according to claim 9, wherein the lift adjustment means comprises a rotating sleeve (4), a bottom of the first cylinder (2321) is provided with a stud, wherein:

the rotating sleeve (4) is rotatably arranged at the top end of the second cylinder (2322);

the stud penetrates through the rotating sleeve (4) and is inserted into the sliding groove;

the rotating sleeve (4) is in threaded fit with the stud, and the stud can be driven to ascend and descend along the sliding groove by rotating the rotating sleeve (4) so as to adjust the relative position of the first cylinder (2321) and the second cylinder (2322).