CN213722510U

CN213722510U - Oral cavity maxillofacial struts device

Info

Publication number: CN213722510U
Application number: CN202022511899.7U
Authority: CN
Inventors: 蔡晓清; 闫大勇; 张瑞
Original assignee: Zhengzhou Central Hospital
Current assignee: Zhengzhou Central Hospital
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-20
Anticipated expiration: 2030-11-02

Abstract

An oral cavity maxillofacial opening device effectively solves the problem that the oral cavity of a patient is inconvenient to support in oral treatment; the oral cavity support plate comprises a fixed plate in the up-down direction, wherein the front side and the rear side of the fixed plate are respectively connected with a movable plate in a sliding manner, the two movable plates can move oppositely or oppositely, the movable plate is provided with a swinging groove in the left-right direction, the opening of the swinging groove faces to the left, a fixed rod in the left-right direction is arranged in the swinging groove, a hook-shaped swinging rod is rotationally connected in the swinging groove, the opposite ends of the two swinging rods are respectively provided with a front-back axial fixed column, the lower side of the fixed plate is rotationally connected with a front-back axial rotating rod, the front end and the rear end of the rotating rod are respectively provided with an arc-shaped pressing rod which can be contacted with the fixed column at the corresponding side of the rotating rod, the inner ends of the fixed rod and the swinging rod are respectively provided with a front-back sliding rod, and an oral cavity support plate is slidably connected between the front-back opposite sliding rods; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Oral cavity maxillofacial struts device

Technical Field

The utility model relates to an auxiliary instrument technical field of department of stomatology, especially an oral cavity maxillofacial surface struts device.

Background

When carrying out the operation to oral cavity maxillofacial, need strut the oral cavity with the spreader usually, make the oral cavity inside expose, going on of being convenient for the operation, a lot of oral cavity spreaders of prior art strut the ware in patient's oral cavity through handle control mostly, thereby generally need the doctor to strut two handles and drive the piece of strutting and strut, thereby it struts the handle to need the doctor to strut the handle always on one hand, inconvenient follow-up work is unfavorable for medical staff's treatment, needs the spreader of a convenient operation of design.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to remedy the deficiencies of the prior art, the utility model aims to provide an oral cavity maxillofacial distraction device, the effectual inconvenient problem of supporting patient's oral cavity of having solved in oral treatment.

The technical scheme of its solution is, the utility model discloses a fixed plate of upper and lower direction, both sides sliding connection has the movable plate respectively around the fixed plate, two movable plates can be relative or back of the body removal, direction and opening swing groove towards the left side about having seted up on the movable plate, the dead lever of direction about the swing inslot is equipped with, swing inslot internal rotation is connected with the swinging arms to colluding the shape, axial fixed column around two swinging arms back of the body end of carrying on the back are equipped with respectively, the fixed plate downside rotates and is connected with axial dwang around being connected with, both ends are equipped with the arc respectively around the dwang and can correspond the depression bar of side fixed column contact rather than, the inner of dead lever and swinging arms is equipped with the slide bar of fore-and-aft direction respectively, sliding connection has the oral cavity backup pad between two slide bars relative in the front and back.

Compared with the prior art, the beneficial effects of the utility model are that: the fixed plate that is equipped with, the movable plate, band and solid fixed ring, can be with the stable fixing of this device at patient's head, the preventing device drops, lead screw and slider that are equipped with, can adjust the distance of left right direction according to patient's needs, the practicality of this device has been increased, the slide bar that is equipped with, the oral cavity backup pad, the swinging arms, the dead lever, the depression bar, can adjust the size of strutting in patient's oral cavity wantonly, conveniently adapt to different patients, the dwang that is equipped with, lug and stopper, can make the oral cavity backup pad carry out stable support to patient's oral cavity, this simple structure, high durability and convenient operation, the design is novel, therefore, the clothes hanger is strong in practicability.

Drawings

Fig. 1 is an isometric view of the present invention.

Figure 2 is the utility model discloses a dissect left side and look the axonometric drawing.

Fig. 3 is a full-section right perspective view diagram of the utility model.

Fig. 4 is a full-section main perspective view diagram of the utility model.

Fig. 5 is an isometric view of the present invention with the fixed and moving plates removed.

Fig. 6 is an enlarged view of a in fig. 3 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

The fixing plate comprises a fixing plate 1 in the up-down direction, the front side and the rear side of the fixing plate 1 are respectively connected with a moving plate 2 in a sliding mode, the two moving plates 2 can move oppositely or oppositely, a swing groove with left and right directions and an opening facing left is formed in the moving plate 2, a fixing rod 3 in the left and right directions is arranged in the swing groove, a hook-shaped swing rod 4 is connected in the swing groove in a rotating mode, front and rear axial fixing columns 5 are arranged at opposite ends of the two swing rods 4 respectively, a front and rear axial rotating rod 6 is connected to the lower side of the fixing plate 1 in a rotating mode, arc-shaped pressing rods 7 capable of contacting with the corresponding side fixing columns 5 are arranged at the front and rear ends of the rotating rod 6 respectively, front and rear sliding rods 8 are arranged at the inner ends of the fixing rod 3 and the inner ends of the swing rod 4 respectively, and an oral cavity supporting plate 9 is connected between the front and rear opposite sliding rods 8.

In order to enable the two moving plates 2 to move oppositely or back to back, the fixed plate 1 is provided with a sliding groove in the front-back direction, the right end of the moving plate 2 is provided with a sliding block 10 which is positioned in the sliding groove and can move in the sliding groove, and the two sliding blocks 10 can move oppositely or back to back.

In order to facilitate the relative or back-to-back movement of the two sliders 10, the sliding groove is rotatably connected with a front axial lead screw 11 and a rear axial lead screw 11, the front end of the lead screw 11 penetrates through the fixing plate 1 and is provided with a crank 12, and the front end and the rear end of the lead screw 11 are oppositely threaded and are respectively in threaded connection with the sliders 10 on the corresponding side.

In order to facilitate the reset of the swing rod 4, a torsion spring is arranged in the swing groove and is positioned between the swing rod 4 and the swing groove.

In order to limit the swing of the compression bar 7, the rotating rod 6 is fixedly connected with the compression bar 7 at the rear side, a pushing groove in the front-rear direction is formed in the compression bar 7 at the front side, a convex block 13 inserted into the pushing groove is arranged at the front end of the rotating rod 6, and a jade-hooking-shaped limiting block 14 is eccentrically connected to the front end of the rotating rod 6.

In order to fix fixed plate 1 at patient's head, the movable plate 2 of front side on be equipped with the fixed ring 15 of left right direction, be equipped with the band 16 that can insert in the fixed ring 15 on the movable plate 2 of rear side, the 16 free ends of band are equipped with the female subsides of magic, the 16 surface of band be equipped with can with the female subsides of the adhesive magic of subsides magic.

The utility model discloses when using, when needs strut patient's oral cavity, laminate fixed plate 1 with patient's hindbrain, insert oral cavity backup pad 9 in patient's mouth, make oral cavity backup pad 9 support patient's oral cavity, clockwise rotation crank 12, crank 12 drives lead screw 11 and rotates, lead screw 11 drives two sliders 10 relative movement, two sliders 10 drive the movable plate 2 relative movement of its corresponding side respectively, when crank 12 drives lead screw 11 and rotates, two movable plates 2 drive the swinging arms 4 and the dead lever 3 of its corresponding side to move to the inboard, swinging arms 4 and dead lever 3 drive slide bar 8 on it to move to the inboard, when two movable plates 2 move to suitable position, stop rotating crank 12, paste female magic and magic son and paste mutually and adhere, fix patient's head;

when needing upwards to adjust oral cavity backup pad 9, press depression bar 7 left, depression bar 7 drives the downward movement of 4 upper ends of swinging arms through its fixed column 5 that corresponds the side, the torsional spring is by the shrink this moment, when 4 upper ends of swinging arms move down, swinging arms 4 drive its slide bar 8 that corresponds the side and upwards swing, slide bar 8 drives oral cavity backup pad 9 and upwards swings, oral cavity backup pad 9 drives patient's upper jaw and upwards opens, prop open patient's oral cavity, continue to press depression bar 7 left, oral cavity backup pad 9 continues the upwards swing, the oral cavity backup pad 9 of upside continues the upwards movement, when oral cavity backup pad 9 upwards moves to the position that is fit for the patient. Stopping pressing the compression rod 7, swinging the limiting block 14 forwards at the moment, extruding the compression rod 7 on the front side by the limiting block 14 and driving the rotating rod 6 to move forwards, driving the compression rod 7 on the rear side to move forwards by the rotating rod 6, driving the convex block 13 to move forwards by the rotating rod 6, continuously swinging the limiting block 14, stopping swinging the limiting block 14 after completely limiting the swinging of the compression rod 7, and completing the support of the oral cavity of the patient;

if the oral cavity supporting plate 9 needs to be adjusted downwards, the limiting block 14 is swung backwards, the limiting of the pressure rod 7 is removed, the pressure rod 7 is swung rightwards, at the moment, under the action of the torsion spring, the swinging rod 4 swings in the opposite direction, the swinging rod 4 drives the sliding rod 8 on the swinging rod to swing downwards, the swinging rod 4 drives the oral cavity supporting plate 9 to move downwards, and when the oral cavity supporting plate 9 moves downwards to a position suitable for a patient, the limiting block 14 is swung backwards, so that the limiting block 14 extrudes the pressure rod 7 on the front side, and meanwhile, the limiting block 14 drives the rotating rod 6 to move forwards, so that the swinging of the pressure rod 7 is limited;

when the oral cavity of the patient is not required to be unfolded, the limiting block 14 is swung forwards to remove the limitation of the pressure rod 7, at the moment, under the action of the torsion spring, the upper end of the swinging rod 4 swings upwards, the swinging rod 4 drives the sliding rod 8 on the swinging rod to move inwards, the adhesion of the magic female sticker and the magic child sticker is removed, and the head of the patient is not fixed.

Claims

1. An oral cavity maxillofacial opening device comprises a fixed plate (1) in the up-down direction, and is characterized in that the front side and the rear side of the fixed plate (1) are respectively connected with a movable plate (2) in a sliding manner, the two movable plates (2) can move oppositely or oppositely, the movable plate (2) is provided with a swinging groove in the left-right direction and with an opening facing left, a fixed rod (3) in the left-right direction is arranged in the swinging groove, a hook-shaped swinging rod (4) is rotationally connected in the swinging groove, the opposite ends of the two swinging rods (4) are respectively provided with a front axial fixed column (5) and a rear axial fixed column (5), the lower side of the fixed plate (1) is rotationally connected with a front axial rotating rod (6) and a rear axial rotating rod (6), the front end and the rear end of the rotating rod (6) are respectively provided with an arc-shaped pressing rod (7) which can be contacted with the fixed column (5) on the corresponding side, and the inner ends of the fixed rod (3) and the swinging rod (4) are respectively provided with a front sliding rod (8) and a rear sliding rod, an oral cavity supporting plate (9) is connected between the two slide bars (8) which are opposite in the front and the back in a sliding way.

2. The oral cavity and maxillofacial region spreading device according to claim 1, wherein the fixed plate (1) is provided with a sliding groove in the front-back direction, the right end of the moving plate (2) is provided with a sliding block (10) which is positioned in the sliding groove and can move in the sliding groove, and the two sliding blocks (10) can move relatively or oppositely.

3. The oral cavity maxillofacial distraction device according to claim 2, wherein the sliding groove is rotatably connected with a screw rod (11) in a front-back axial direction, the front end of the screw rod (11) penetrates through the fixed plate (1) and is provided with a crank (12), and the screw threads at the front end and the back end of the screw rod (11) are in opposite directions and are respectively in threaded connection with the sliding blocks (10) at the corresponding sides.

4. The oromaxillofacial distraction device of claim 1, wherein a torsion spring is disposed in the swing groove between the swing lever (4) and the swing groove.

5. The oral cavity and maxillofacial surface opening device according to claim 1, wherein the rotating rod (6) is fixedly connected with the rear pressing rod (7), the front pressing rod (7) is provided with a forward and backward pushing groove, the front end of the rotating rod (6) is provided with a convex block (13) inserted into the pushing groove, and the front end of the rotating rod (6) is eccentrically connected with a hook-jade-shaped limiting block (14).

6. The oral cavity maxillofacial distraction device according to claim 1, wherein the moving plate (2) at the front side is provided with a left-right fixing ring (15), the moving plate (2) at the rear side is provided with a strap (16) which can be inserted into the fixing ring (15), the free end of the strap (16) is provided with a magic female tape, and the outer surface of the strap (16) is provided with a magic sub tape which can be bonded with the magic female tape.