CN110721018A

CN110721018A - Combined oral cavity external fixation traction support

Info

Publication number: CN110721018A
Application number: CN201911210983.0A
Authority: CN
Inventors: 孙乐刚; 刘玲; 王秋芹
Original assignee: Binzhou Medical College
Current assignee: Binzhou Medical College
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-01-24

Abstract

The invention relates to the technical field of oral cavity, in particular to a combined type oral cavity external fixation traction bracket which comprises a binding belt, the middle position of the upper end of the binding band is fixedly connected with two sliding sleeves, the binding band is provided with a fastening mechanism, the two sliding sleeves are inserted with connecting rods, the upper end of the sliding sleeve is fixedly connected with a connecting rod, the lower end of the connecting rod is fixedly connected with a jaw lining tray, the lower end between the two connecting rods is fixedly connected with a cross rod, the two ends of the cross bar are sleeved with movable sleeves, the upper ends of the movable sleeves are fixedly connected with connecting rods, the upper ends of the cross bars are fixedly connected with bearings, the inner shaft surface of the bearing is fixedly connected with a rotating shaft, external threads are formed in the two ends of the rotating shaft, a threaded sleeve is connected to the external threads in a threaded mode, and the threaded sleeve is fixedly connected with the movable sleeve. The invention is convenient for people with different face shapes and mouth sizes to use.

Description

Combined oral cavity external fixation traction support

Technical Field

The invention relates to the technical field of oral cavities, in particular to a combined type oral cavity external fixation traction bracket.

Background

When the department of stomatology carries out the plastic to patient's tooth and lower jaw bone, need use draw gear, play towed effect, fix the device overhead, then set up the connecting wire through adjusting both ends on the traction frame, tie up on frontal bone or tooth to play towed effect, but fixed traction frame among the prior art when carrying out the plastic traction to the lower jaw bone, be not convenient for adjust the distance between two connecting wires, the people of the different face types of not being convenient for use.

Disclosure of Invention

The invention aims to solve the defect that the prior art is inconvenient to adjust, and provides a combined extraoral fixed traction bracket.

In order to achieve the purpose, the invention adopts the following technical scheme:

a combined type oral cavity external fixation traction bracket is designed, and comprises a bandage, wherein two sliding sleeves are fixedly connected to the middle position of the upper end of the bandage, the two sliding sleeves are arranged at intervals, a fastening mechanism is arranged on the bandage, connecting rods are inserted into the two sliding sleeves, fastening screws are connected to the sliding sleeves in a threaded manner and are abutted against the connecting rods, chin lining trays are fixedly connected to the lower ends of the two connecting rods, a cross rod is fixedly connected to the lower end position between the two connecting rods, moving sleeves are sleeved at the two ends of the cross rod, the connecting rods are fixedly connected to the upper ends of the moving sleeves, bearings are fixedly connected to the upper ends of the cross rod, rotating shafts are fixedly connected to the inner axial surfaces of the bearings, external threads are arranged at the two ends of each rotating shaft, the directions of the two external threads, the threaded sleeve is fixedly connected with the movable sleeve.

Preferably, the fastening mechanism comprises a female magic tape fixedly bonded with one end of the binding band, and a sub magic tape is fixedly bonded with the other end of the binding band.

Preferably, one end of the rotating shaft is fixedly connected with a rotating disc.

Preferably, a sponge pad is fixedly bonded on the inner wall of the chin lining tray.

Preferably, the lower ends of the two connecting rods are connected with binding ropes.

The combined type oral cavity external fixation traction bracket provided by the invention has the beneficial effects that: the design of pivot, thread bush, sliding sleeve, fastening screw, connecting rod is convenient for adjust the distance between two thread bushes to the pivot of rotating to adjust two direct distances of pull wire when pulling, so that pull the people of the different face types and different size mouths.

Drawings

FIG. 1 is a schematic structural view of a combined extraoral fixed traction bracket according to the present invention;

FIG. 2 is a top view of a combined extraoral fixed traction stent according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 of a combined extraoral fixed traction stent according to the present invention.

In the figure: connecting rod 1, fastening screw 2, bandage 3, sliding sleeve 4, pivot 5, horizontal pole 6, chin lining tray 7, tie up rope 8, remove set 9, thread bush 10, bearing 11, carousel 12, female magic subsides 13, sub magic subsides 14, foam-rubber cushion 15, connecting rod 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-3, a modular oral cavity external fixation pulls support, including

bandage

3, 3 upper end middle part position fixedly connected with two sliding sleeves 4 of bandage, and two sliding sleeves 4 interval settings, be provided with fastening device on the bandage 3, all peg graft in two sliding sleeves 4 and have connecting rod 1, threaded connection has fastening screw 2 on the sliding sleeve 4, fastening screw 2 and connecting rod 1 looks butt, fix the position of connecting rod 1 through fastening screw 2, so that adjust the position of connecting rod 1, thereby adjust the position of chin lining tray 7, so that the people of different face types use, fix bandage 3 overhead through fastening device, thereby fix the device.

The lower ends of the two connecting rods 1 are fixedly connected with a jaw lining tray 7, the lower end position between the two connecting rods 1 is fixedly connected with a cross rod 6, two ends of the cross rod 6 are both sleeved with a moving sleeve 9, the upper end of the moving sleeve 9 is fixedly connected with a connecting rod 16, the upper end of the cross rod 6 is fixedly connected with a bearing 11, an inner shaft surface of the bearing 11 is fixedly connected with a rotating shaft 5, two ends of the rotating shaft 5 are both provided with external threads, the directions of the two external threads are opposite, the external threads are in threaded connection with threaded sleeves 10, the threaded sleeves 10 are fixedly connected with the moving sleeve 9, one end of the rotating shaft 5 is fixedly connected with a turntable 12, the cross rod 6 and the moving sleeve 9 play a limiting role on the threaded sleeves 10 by rotating the turntable 12, so as to drive the two threaded sleeves 10 to move, the distance between the two, the utility model has the function of traction to the lower jaw, thereby achieving the purpose of shaping.

Example 2

Referring to fig. 2, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the fastening mechanism includes a female hook and loop fastener 13 fixedly adhered to one end of the strap 3, and a male hook and loop fastener 14 is fixedly adhered to the other end of the strap 3, so that the strap 3 is fixed to the head by the design of the male hook and loop fastener 14 and the female hook and loop fastener 13, and the device is fixed.

Example 3

Referring to fig. 2, as another preferred embodiment of the present invention, the difference from embodiment 1 is that a foam pad 15 is fixedly adhered to the inner wall of the chin pad 7, and the design of the foam pad 15 enhances the comfort of chin support.

Example 4

Referring to fig. 1-2, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the lower end positions of two connecting rods 1 are connected with binding ropes 8, and the binding ropes 8 are designed to tie the binding ropes 8 around the neck, thereby enhancing the fixing effect of the device.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The combined type oral cavity external fixation traction support comprises a binding band (3), wherein the middle position of the upper end of the binding band (3) is fixedly connected with two sliding sleeves (4), and the two sliding sleeves (4) are arranged at intervals, and is characterized in that a fastening mechanism is arranged on the binding band (3), a connecting rod (1) is inserted in each of the two sliding sleeves (4), a fastening screw (2) is connected to each sliding sleeve (4) in a threaded manner, each fastening screw (2) is abutted against the corresponding connecting rod (1), the lower ends of the two connecting rods (1) are fixedly connected with a chin lining tray (7), a cross rod (6) is fixedly connected to the lower end position between the two connecting rods (1), moving sleeves (9) are sleeved at both ends of each cross rod (6), a connecting rod (16) is fixedly connected to the upper end of each moving sleeve (9), and a bearing (11) is fixedly connected to, the inner shaft surface of the bearing (11) is fixedly connected with a rotating shaft (5), external threads are arranged at two ends of the rotating shaft (5) and are opposite in direction, a threaded sleeve (10) is connected to the external threads in a threaded mode, and the threaded sleeve (10) is fixedly connected with a moving sleeve (9).

2. The combined type extraoral fixation traction bracket as claimed in claim 1, wherein the fastening mechanism comprises a female magic tape (13) fixedly adhered to one end of the binding band (3), and a male magic tape (14) fixedly adhered to the other end of the binding band (3).

3. The combined type oral cavity external fixation traction bracket as claimed in claim 1, wherein a rotary disc (12) is fixedly connected to one end of the rotary shaft (5).

4. The combined type oral cavity external fixation traction bracket as claimed in claim 1, wherein a sponge pad (15) is fixedly bonded on the inner wall of the chin lining tray (7).

5. The combined type oral cavity external fixation traction bracket as claimed in claim 1, wherein the lower end positions of the two connecting rods (1) are connected with binding ropes (8).