CN216439559U

CN216439559U - Head supporting structure of ophthalmologic operation table

Info

Publication number: CN216439559U
Application number: CN202123446818.0U
Authority: CN
Inventors: 陈宇豪; 杨楚
Original assignee: Kanghui Medical Technology Suzhou Co ltd
Current assignee: Kanghui Medical Technology Suzhou Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-06
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a head supporting structure of an ophthalmologic operation bed, which comprises a head bracket, a head cushion and a driving piece, wherein the head bracket is rotationally connected with a backrest of the ophthalmologic operation bed through a connecting arm, the driving piece drives the head bracket to rotate, the head bracket comprises a bracket body and a connecting piece which slides along the length direction of the bracket body and is locked with the bracket body, one connecting end of the connecting arm is rotationally connected to the backrest through a pivot, and the other connecting end of the connecting arm is vertically rotated around the direction parallel to the pivot or/and horizontally rotated around the direction vertical to the pivot and is arranged on the connecting piece in a locking manner. The utility model forms the rotation adjustment of the head support under the rotation support of the connecting arm, and simultaneously combines the linear motion and the swing of the head support to meet the operation requirement of adjusting different positions of the head support in the vertical, horizontal, front and back directions.

Description

Head supporting structure of ophthalmologic operation table

Technical Field

The utility model belongs to the field of medical instruments, and particularly relates to a head supporting structure of an ophthalmologic operation table.

Background

It is well known that ophthalmology is the subject of study of diseases related to the visual system, including the eyeball and its associated tissues, and that many ophthalmic diseases such as vitreous body, retinal diseases, ocular optics, glaucoma and optic neuropathy, cataract, etc. are studied.

However, the patient who is operated in ophthalmology generally suffers from serious diseases which can affect the vision of eyes, in order to ensure the smooth progress and success rate of the operation, the patient needs to make a proper posture aiming at the operation mode when the eye operation is performed, so that the doctor can conveniently check and operate the patient, the position of the head of the patient needs to be adjusted at any time and stably, at present, the most conventional adjustment can only be rotation, and therefore, the patient needs to continuously shift to possibly reach the required operation angle, the operation is not facilitated, and great error probability exists, so that the success rate of the operation is affected.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide an improved lifting structure of an ophthalmic operating table.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a head supporting structure of an ophthalmologic operation bed comprises a head bracket, a head cushion and a driving piece, wherein the head bracket is rotationally connected with a backrest of the ophthalmologic operation bed through a connecting arm, the driving piece drives the head bracket to rotate, the head bracket comprises a frame body and a connecting piece which slides along the length direction of the frame body and is locked with the frame body, one connecting end of the connecting arm is rotationally connected onto the backrest through a pivot, and the other connecting end of the connecting arm rotates up and down around the direction parallel to the pivot or/and rotates left and right around the direction vertical to the pivot to be adjusted and locked on the connecting piece.

Preferably, the connecting member includes a slide rail extending along the length direction of the rack body, a slider slidably disposed on the slide rail, a connecting rod fixed on the slider and located outside the slide rail, and a locking portion movably disposed on the connecting rod and capable of locking the connecting rod and the slide rail relatively. Therefore, the adjustment in the length direction of the rack body is satisfied.

Furthermore, the slide rail includes two parallel spaced tracks, wherein the relative inboard of two tracks is formed with inside sunken spout, and the slider sets up in the spout from both sides slip.

According to a specific implementation and a preferable aspect of the utility model, the connecting rod is a screw rod and is arranged perpendicular to the sliding block, the locking part is a locking nut which can be locked and butted on the sliding rail, and the periphery of the locking nut is provided with anti-skidding threads. Thus, the locking and unlocking operations are facilitated.

Preferably, the connecting rod is formed with the mounting groove that extends along connecting rod length direction with the link of slider, and the connecting piece is still including setting up elastic component in the mounting groove and conflict the slip ball between elastic component and frame body. Through the setting of the slip ball of elastic conflict, form restriction effort, avoid in case the unblock back, appear sliding by a wide margin, that is to say, after the unblock, must exert external force and just can implement sliding adjustment.

According to a further embodiment and preferred aspect of the utility model, the connecting rod is detachably connected to a pivot joint remote from a connecting end of the slider, the pivot joint being pivotally adjustable relative to the connecting arm about a direction parallel to the pivot axis. In this way, after the connecting arm is positioned, fine rotation adjustment can be carried out through the rotating joint.

Preferably, the rotary joint comprises an outer sleeve, an inner core and a locking piece for locking the inner core and the outer sleeve relatively, wherein the outer sleeve is provided with arc-shaped grooves distributed radially around the outer sleeve, the connecting arm is fixedly connected with the outer sleeve from a connecting end, and the end of the connecting rod extends into the arc-shaped grooves to be in threaded connection with the inner core.

Specifically, the locking piece comprises a plug head detachably connected to the end of the outer sleeve, a locking bolt screwed in the plug head and capable of interference locking the inner core, and a handle fixed to the outer end of the locking bolt. The handle is mainly convenient to operate.

In addition, the connecting arm has a first connecting end, a second connecting end and a third connecting end, wherein the first connecting end is connected to the pivot, the second connecting end is connected to the driving element, and the third connecting end is connected to the connecting element. Thus, the triangular support provides increased stability once the drive member stops moving.

Specifically, when the head bracket and the backrest frame of the backrest are flush, the first connecting end, the second connecting end and the third connecting end are arranged from top to bottom, the second connecting end is located on the right side of the first connecting end, the third connecting end is located on the left side of the first connecting end and located below the head bracket, the driving piece is a telescopic rod installed on the backrest frame, and the telescopic end is rotatably connected with the second connecting end.

Due to the implementation of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model forms the rotation adjustment of the head support under the rotation support of the connecting arm, and simultaneously combines the linear motion and the swing (left and right or up and down) of the head support to meet the operation requirement of adjusting different positions of the head support up, down, left, right, front and back, and in addition, the position can be locked after the adjustment to improve the success rate of the operation.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a front view of a head support of the present invention;

FIG. 2 is a schematic view of the head support of the present invention;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic sectional view taken along line A-A in FIG. 3;

1. a connecting arm; 1a, a first connecting end; 1b, a second connection; 1c, a third connecting end;

2. a head bracket; 20. a rack body; 21. a connecting member; 210. a slide rail; g. a track; h1, a chute; 211. a slider; 212. a connecting rod; c1, mounting groove; 213. a locking portion; 214. an elastic member; 215. a sliding ball; 2. a rotating joint; 220. an outer sleeve; 221. an inner core; 222. a locking member; s1, plug; s2, locking bolt; s3, handle;

3. a head pad;

4. a drive member;

s, a pivot.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiment in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and therefore the application is not limited to the specific embodiments disclosed below.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1, the head support structure of the ophthalmic operating table according to the present embodiment includes a head bracket 2 rotatably connected to a backrest of the ophthalmic operating table through a connecting arm 1, a head pad 3, and a driving member 4 for driving the head bracket 2 to rotate.

As shown in fig. 2, the head carriage 2 includes a carriage body 20, a connecting member 21 that slides along the longitudinal direction of the carriage body 20 and is locked to the carriage body 20, and a rotary joint 22.

As shown in fig. 3 and 4, the connecting member 21 includes a slide rail 210 extending along the longitudinal direction of the rack body 20, a slider 211 slidably disposed on the slide rail 210, a connecting rod 212 fixed to the slider 211 and located outside the slide rail 210, and a locking portion 213 movably disposed on the connecting rod 212 and capable of locking the connecting rod 212 and the slide rail 210 with respect to each other. Therefore, the adjustment in the length direction of the rack body is satisfied.

The slide rail 210 includes two parallel spaced rails g, wherein an inward recessed slide groove h1 is formed on the opposite inner sides of the two rails g, and the slide block 211 is slidably disposed in the slide groove h1 from both sides.

The connecting rod 212 is a screw rod and is perpendicular to the sliding block 211, and the locking part 213 is a locking nut capable of locking and abutting against the sliding rail 210, wherein the locking nut is formed with anti-slip threads on the outer periphery. Thus, the locking and unlocking operations are facilitated.

In this example, the connection end of the connection rod 212 and the slider 211 is formed with a mounting groove c1 extending along the length direction of the connection rod 212, and the connection member 20 further includes an elastic member 214 disposed in the mounting groove c1, and a sliding ball 215 abutting between the elastic member 214 and the holder body 20. Through the setting of the slip ball of elastic conflict, form restriction effort, avoid in case the unblock back, appear sliding by a wide margin, that is to say, after the unblock, must exert external force and just can implement sliding adjustment.

The rotary joint 22 is detachably arranged at a connecting end of the connecting rod 212 far away from the sliding block 211, and the connecting end of the connecting arm 1 is rotatably connected to the backrest frame through a pivot S, and the other connecting end is installed on the rotary joint 22 to rotate up and down around the direction parallel to the pivot S and be locked. In this way, after the connecting arm is positioned, fine rotation adjustment can be carried out through the rotating joint.

In this embodiment, the rotating joint 22 includes an outer sleeve 220, an inner core 221, and a locking piece 222 for locking the inner core 221 and the outer sleeve 220 relatively, wherein the outer sleeve 220 is formed with arc-shaped grooves h radially distributed around itself, the connecting arm 1 is fixedly connected to the outer sleeve 220 from a connecting end, and the end of the connecting rod 212 extends into the arc-shaped groove h to be in threaded connection with the inner core 221.

Specifically, the lock 222 includes a plug s1 detachably attached to the end of the outer sleeve 220, a lock bolt s2 screwed into the plug s1 and capable of interfering with the lock core 221, and a handle s3 fixed to the outer end of the lock bolt s 2. In this example, the handle is provided mainly for easy operation.

The connecting arm 1 has a first connecting end 1a, a second connecting end 1b and a third connecting end 1c forming three vertices of a triangle, wherein the first connecting end 1a is connected to the pivot S, the second connecting end 1b is connected to the driving member 4, and the third connecting end 1c is connected to the outer sleeve 220. In this way, the structure of the triangle is changed by the position change of the second connecting end 1b, and once the driving element 4 stops moving, the triangle is relatively positioned to form stable support.

Specifically, when the frame body 20 and the backrest frame of the backrest are flush, the first connecting end 1a, the second connecting end 1b and the third connecting end 1c are arranged from top to bottom, the second connecting end 1b is located on the right side of the first connecting end 1a, the third connecting end 1c is located on the left side of the first connecting end 1a and is located below the frame body 20, the driving piece 4 is a telescopic rod installed on the backrest frame, and the telescopic end is rotatably connected with the second connecting end 1 b.

In summary, the present embodiment has the following advantages:

1. the rotation adjustment of the head rest is formed under the rotation support of the connecting arm, and meanwhile, the linear motion and the swing (left and right or up and down) of the head rest are combined to meet the operation requirement of adjusting different positions of the head rest up, down, left, right, front and back, and in addition, the position can be locked after the adjustment, so that the success rate of the operation is improved;

2. the connecting arm forming the main support has higher stability under the effective support of a triangle;

3. when the linear sliding is implemented, the sliding can be directly carried out after unlocking, and the sliding can be carried out after overcoming resistance so as to avoid adjustment transition.

The present invention has been described in detail above, but the present invention is not limited to the above-described embodiments. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a head bearing structure of ophthalmology operation table, its includes head bracket, headrest and the drive of being connected through the back rotation of linking arm and ophthalmology operation table head bracket pivoted driving piece, its characterized in that:

the head bracket comprises a bracket body and a connecting piece which slides along the length direction of the bracket body and is locked with the bracket body, wherein one connecting end of the connecting arm is rotatably connected to the backrest through a pivot, and the other connecting end of the connecting arm is arranged on the connecting piece in a manner of rotating up and down around the direction parallel to the pivot or/and rotating left and right around the direction vertical to the pivot and being locked.

2. The ophthalmic surgical bed head support structure according to claim 1, characterized in that: the connecting piece comprises a slide rail extending along the length direction of the rack body, a slide block arranged on the slide rail in a sliding mode, a connecting rod fixed on the slide block and located outside the slide rail, and a locking portion movably arranged on the connecting rod and capable of locking the connecting rod and the slide rail relatively.

3. A head support structure of an ophthalmic surgical bed according to claim 2, characterized in that: the slide rail comprises two parallel spaced rails, wherein inward-recessed sliding grooves are formed on the opposite inner sides of the two rails, and the sliding blocks are arranged in the sliding grooves in a sliding mode from two sides.

4. A head support structure of an ophthalmic surgical bed according to claim 2, characterized in that: the connecting rod is a screw rod and is perpendicular to the sliding block, and the locking part can be a locking nut which can be locked and abutted on the sliding rail.

5. A head support structure of an ophthalmic surgical bed according to claim 4, characterized in that: the connecting rod with the link of slider be formed with along the mounting groove that the connecting rod length direction extends, the connecting piece still including setting up elastic component in the mounting groove and contradicting the elastic component with the slip ball between the frame body.

6. A head support structure of an ophthalmic surgical bed according to claim 4, characterized in that: the connecting rod is detachably connected to a rotating joint far away from a connecting end of the sliding block, and the rotating joint and the connecting arm are relatively rotated and adjusted around the direction parallel to the pivot.

7. The ophthalmic surgical bed head support structure according to claim 6, characterized in that: the rotating joint comprises an outer sleeve, an inner core and a locking piece for locking the inner core and the outer sleeve relatively, wherein the outer sleeve is provided with arc-shaped grooves distributed radially around the outer sleeve, the connecting arm is fixedly connected with the outer sleeve from a connecting end, and the end part of the connecting rod extends into the arc-shaped grooves to be in threaded connection with the inner core.

8. The ophthalmic surgical bed head support structure according to claim 7, characterized in that: the locking piece comprises a plug head detachably connected to the end of the outer sleeve, a locking bolt in threaded connection with the plug head and capable of locking the inner core in an interference mode, and a handle fixed to the outer end portion of the locking bolt.

9. The head support structure of an ophthalmic surgical bed of claim 1, wherein: the connecting arm is provided with a first connecting end, a second connecting end and a third connecting end which form three vertexes of a triangle, wherein the first connecting end is connected to the pivot, the second connecting end is connected to the driving piece, and the third connecting end is connected to the connecting piece.

10. A head support structure of an ophthalmic surgical bed according to claim 9, characterized in that: when the head bracket and the backrest frame of the backrest are flush, the first connecting end, the second connecting end and the third connecting end are arranged from top to bottom, the second connecting end is located on the right side of the first connecting end, the third connecting end is located on the left side of the first connecting end and located below the head bracket, the driving piece is a telescopic rod installed on the backrest frame, and the telescopic end is rotatably connected with the second connecting end.