CN111728729A - Adjustable orthodontic mouth gag - Google Patents

Adjustable orthodontic mouth gag Download PDF

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Publication number
CN111728729A
CN111728729A CN202010585285.5A CN202010585285A CN111728729A CN 111728729 A CN111728729 A CN 111728729A CN 202010585285 A CN202010585285 A CN 202010585285A CN 111728729 A CN111728729 A CN 111728729A
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CN
China
Prior art keywords
adjusting
connecting rings
groups
groove
fixedly arranged
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Granted
Application number
CN202010585285.5A
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Chinese (zh)
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CN111728729B (en
Inventor
杜衍晓
陈彬
曾芸婷
袁晓
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Nanjing University
Nanjing Medical University
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Nanjing Medical University
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Priority to CN202010585285.5A priority Critical patent/CN111728729B/en
Publication of CN111728729A publication Critical patent/CN111728729A/en
Application granted granted Critical
Publication of CN111728729B publication Critical patent/CN111728729B/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00Dental auxiliary appliances
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/10Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
    • A61B90/14Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
    • A61B90/16Bite blocks

Abstract

The invention discloses an adjustable orthodontic mouth gag, and particularly relates to the field of mouth gag, which comprises a support ring, wherein the support ring comprises two groups of side connecting rings, two groups of bottom connecting rings and two groups of top connecting rings, the two groups of side connecting rings are oppositely arranged, the two groups of bottom connecting rings are respectively and fixedly arranged at one ends, far away from the top connecting rings, of the two groups of side connecting rings, the top connecting rings are fixedly arranged at the top between the two groups of side connecting rings, the opposite side surfaces of the two groups of side connecting rings are respectively provided with an opening, an elastic sheet is fixedly arranged in each opening, the elastic sheets are provided with a plurality of groups along the opening direction, a through hole is formed in each elastic sheet, an elastic strip penetrates through each through hole, and. The invention is provided with the side connecting rings, the bottom connecting ring and the adjusting seat, so that the expansion degree can be conveniently adjusted according to the sizes of mouths of different patients, the bending deformation effect is good, the bending part is firm and is not easy to break, and the operation is simple and convenient.

Description

Adjustable orthodontic mouth gag
Technical Field
The invention relates to the field of mouth openers, in particular to an adjustable orthodontic mouth opener.
Background
The mouth gag, also called mouth opener, is an instrument for opening the oral cavity in case of coma, dyspnea or obnubilation, special examination of mouth opening and asphyxia caused by respiratory tract obstruction, and can open the upper and lower jaws of the patient with teeth closed in emergency.
The existing mouth gag mostly depends on self elasticity to adapt to the mouth size of a patient, the patient feels more uncomfortable by long-time first aid, the supporting part is solid, the bending degree is limited, the manual adjustment expansion degree is influenced, and the defect is obvious.
Disclosure of Invention
In order to overcome the above defects in the prior art, an embodiment of the present invention provides an adjustable orthodontic mouth gag, and the technical problems to be solved by the present invention are: how to improve the effect of the bending deformation in order to adjust the degree of expansion.
In order to achieve the purpose, the invention provides the following technical scheme: an adjustable orthodontic mouth gag comprises a support ring, wherein the support ring comprises side connecting rings, bottom connecting rings and top connecting rings, the side connecting rings are oppositely arranged in two groups, the bottom connecting rings are oppositely arranged in two groups, the two groups of bottom connecting rings are respectively and fixedly arranged at one ends of the two groups of side connecting rings, which are far away from the top connecting rings, the top connecting rings are fixedly arranged at the top between the two groups of side connecting rings, the opposite sides of the two groups of side connecting rings are respectively provided with an opening, an elastic sheet is fixedly arranged in the opening, the elastic sheet is provided with a plurality of groups along the opening direction, a perforation is arranged in the elastic sheet, an elastic strip penetrates through the perforation, the two ends of the elastic strip are respectively and fixedly arranged at the two ends in the opening, the opposite sides of the two groups of bottom connecting rings are respectively provided with a first connecting groove and a second connecting groove, a sleeve is movably, the top and the bottom of the movable sheet are both rotatably provided with a roller, one end of the movable sheet far away from the sleeve is fixedly provided with a spring, the spring is fixedly arranged in a first connecting groove, the top and the bottom of the sleeve are both provided with a limiting sheet, the limiting sheet is fixedly arranged in the first connecting groove, an adjusting seat is movably arranged between two groups of bottom connecting rings, the adjusting seat is internally provided with a first threaded hole and a second threaded hole, a first adjusting rod and a second adjusting rod respectively penetrate through the first threaded hole and the second threaded hole, the side surface of the adjusting seat is provided with a first adjusting groove and a second adjusting groove, the second adjusting groove is communicated with one end of the first adjusting groove, the first adjusting groove and the second adjusting groove respectively correspond to the first threaded hole and the second threaded hole and are provided with two groups, a fixed shaft is fixedly penetrated in the first adjusting groove and the first adjusting cylinder, and a first adjusting cylinder is rotatably arranged in the second adjusting groove, a regulation inslot portion rotates and is equipped with the screw thread post, a regulation section of thick bamboo and the inside shaft hole of all having seted up of screw thread post, the fixed axle runs through inside in corresponding shaft hole.
When the anti-skid device is used, the top connecting ring is placed in the mouth of a patient by holding the handle and is propped against the upper lip, the two groups of side connecting rings are respectively propped against the two side lips, the anti-skid protruding strip can increase the surface roughness of the first adjusting cylinder, the first adjusting cylinder is convenient to rotate, when the first adjusting cylinder corresponding to the first adjusting rod is rotated, the first adjusting cylinder drives the corresponding threaded column to rotate, the surface threads of the threaded column are meshed with the surface threads of the first adjusting rod, the first adjusting rod can be pushed to move towards one end with the sleeve, the movable sheet slides in the corresponding first connecting groove through the rolling shaft, the sleeve compresses the spring through the movable sheet, the limiting sheet is arranged at one end, far away from the spring, of the movable sheet, the limiting and blocking effects can be achieved on the movable sheet, at the moment, under the pushing of the first adjusting rod, one group of bottom connecting rings moves towards the direction far away from the other group of bottom connecting rings, the second connecting groove in the, and the second connecting groove inside the connecting ring at the bottom of the other group is positioned at the top of the first connecting groove, a first adjusting cylinder corresponding to the second adjusting rod is rotated in the same way, the connecting ring at the bottom of the other group can be moved in the opposite direction, the bottom ends of the two groups of side connecting rings expand towards two sides at the moment, the opened side connecting rings are convenient to bend due to the arrangement, an elastic sheet arranged inside the opening is reinforced through an elastic strip, the side connecting rings are effectively prevented from being broken under the condition that the side connecting rings are flexibly bent, when the connecting rings are retracted, the first adjusting rod and the second adjusting rod can be rotated reversely, one ends of the first adjusting rod and the second adjusting rod, which are far away from the corresponding sleeves, enter the second connecting groove, the soft rubber pad can play a role in buffer protection, and can be continuously.
In a preferred embodiment, a fixing column is fixedly arranged on the side surface of the bottom connecting ring, a plurality of groups of fixing columns are arranged on the fixing column, a lantern ring is movably sleeved on the periphery of the fixing column, a connecting arm is fixedly arranged on one side of the lantern ring, and an elastic clamp is fixedly arranged at one end, far away from the lantern ring, of the connecting arm.
In a preferred embodiment, a handle is arranged at the bottom end of the side surface of the adjusting seat, and the handle is connected with the adjusting seat through a hinge.
In a preferred embodiment, soft rubber pads are arranged at the top end and the bottom end inside the second connecting groove, and the soft rubber pads are fixedly adhered to the second connecting groove.
In a preferred embodiment, the periphery of the first adjusting cylinder is fixedly provided with anti-skid protruding strips, and the anti-skid protruding strips are arranged in a plurality of groups around the periphery of the first adjusting cylinder.
In a preferred embodiment, the second connecting groove inside one set of bottom connecting rings is located at the bottom of the first connecting groove, and the second connecting groove inside the other set of bottom connecting rings is located at the top of the first connecting groove.
In a preferred embodiment, the first adjusting rod and the second adjusting rod are provided with threads on the peripheries, and the first adjusting rod and the second adjusting rod are respectively engaged with the corresponding threaded columns.
In a preferred embodiment, the width and the length of the first adjusting groove are both larger than those of the second adjusting groove, and the outer diameter of the threaded column is larger than that of the shaft hole.
The invention has the technical effects and advantages that:
1. according to the invention, the side connecting rings, the bottom connecting rings and the adjusting seats are arranged, so that the expansion degree can be conveniently adjusted according to the sizes of mouths of different patients, when the first adjusting cylinder corresponding to the first adjusting rod is rotated, the first adjusting rod can be pushed to move towards one end with the sleeve, at the moment, one group of bottom connecting rings move towards the direction far away from the other group of bottom connecting rings, the first adjusting cylinder corresponding to the second adjusting rod is rotated in the same way, the other group of bottom connecting rings can move in the opposite direction, at the moment, the bottom ends of the two groups of side connecting rings expand towards two sides, the side connecting rings are convenient to bend due to the arrangement of the openings, the elastic sheets arranged in the openings are reinforced through the elastic strips, the side connecting rings are effectively prevented from being broken under the condition that the side connecting rings are flexibly bent, the whole bending deformation effect is good;
2. the top connecting ring and the fixed column are arranged, so that a pipeline entering the mouth can be clamped conveniently, the connecting arm is sleeved on the fixed column through the sleeve ring to be fixed in position, the elastic clamp can clamp the pipeline entering the mouth, a proper inclined included angle can be formed between the fixed column and the top connecting ring in order to ensure that the fixed column is vertically arranged corresponding to the mouth of a patient, the inclined included angle is determined according to actual conditions, and convenience can be provided for intubation treatment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a side attachment ring structure of the present invention.
Fig. 3 is a schematic view of the structure of the elastic sheet of the present invention.
Fig. 4 is a cross-sectional view illustrating the bottom connection ring according to the present invention.
Fig. 5 is an enlarged view of the structure at B of fig. 4 according to the present invention.
Fig. 6 is a schematic view of the top attachment ring structure of the present invention.
FIG. 7 is an enlarged view of the structure at A of FIG. 1 according to the present invention.
Fig. 8 is a schematic view of an adjusting seat structure according to the present invention.
Fig. 9 is an enlarged view of the structure at C of fig. 8 according to the present invention.
Fig. 10 is a schematic view of an end structure of the first adjustment cylinder according to the present invention.
The reference signs are: the anti-skid device comprises a support ring 1, a side connecting ring 11, an opening 111, an elastic sheet 112, an elastic strip 113, a through hole 114, a bottom connecting ring 12, a first connecting groove 121, a sleeve 1211, a movable sheet 1212, a rolling shaft 1213, a spring 1214, a limiting sheet 1215, a second connecting groove 122, a soft rubber cushion 1221, a top connecting ring 13, a fixed column 131, a lantern ring 132, a connecting arm 133, an elastic clamp 134, a 2 adjusting seat, a first threaded hole 21, a second threaded hole 22, a handle 23, a first adjusting groove 24, a second adjusting groove 25, a fixed shaft 26, a first adjusting rod 3, a second adjusting rod 4, a first adjusting cylinder 5, a threaded column 51, a shaft hole 52 and an anti-skid protruding strip 53.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an adjustable orthodontic mouth gag, which comprises a support ring 1, wherein the support ring 1 comprises two groups of side connecting rings 11, two groups of bottom connecting rings 12 and two groups of top connecting rings 13, the side connecting rings 11 are oppositely arranged, the bottom connecting rings 12 are oppositely arranged, the two groups of bottom connecting rings 12 are respectively and fixedly arranged at one ends, far away from the top connecting rings 13, of the two groups of side connecting rings 11, the top connecting rings 13 are fixedly arranged at the top between the two groups of side connecting rings 11, the opposite side surfaces of the two groups of side connecting rings 11 are respectively provided with an opening 111, an elastic sheet 112 is fixedly arranged in the opening 111, the elastic sheet 112 is provided with a plurality of groups along the direction of the opening 111, a through hole 114 is arranged in the elastic sheet 112, an elastic strip 113 penetrates through the through hole 114, two ends of the elastic strip 113 are respectively and fixedly arranged at two ends in the opening 111, the opposite side surfaces of, a sleeve 1211 is movably arranged inside the first connecting groove 121, a movable plate 1212 is fixedly arranged at one end of the sleeve 1211 close to the first connecting groove 121, rollers 1213 are rotatably arranged at the top and the bottom of the movable plate 1212, a spring 1214 is fixedly arranged at one end of the movable plate 1212 far away from the sleeve 1211, the spring 1214 is fixedly arranged inside the first connecting groove 121, a limiting plate 1215 is arranged at both the top and the bottom of the sleeve 1211, the limiting plate 1215 is fixedly arranged inside the first connecting groove 121, an adjusting seat 2 is movably arranged between two sets of bottom connecting rings 12, a first threaded hole 21 and a second threaded hole 22 are arranged inside the adjusting seat 2, the first adjusting rod 3 and the second adjusting rod 4 respectively penetrate through the first threaded hole 21 and the second threaded hole 22, a first adjusting groove 24 and a second adjusting groove 25 are arranged on the side surface of the adjusting seat 2, and the second adjusting groove 25 is communicated with one end of the first adjusting groove 24, an adjustment groove 24 and No. two adjustment grooves 25 correspond a screw hole 21 and No. two screw holes 22 respectively and set up two sets ofly, No. one adjustment groove 24 and an inside fixed the running through of an adjustment section of thick bamboo 5 have fixed axle 26, No. two the inside rotation of adjustment groove 25 is equipped with an adjustment section of thick bamboo 5, the inside rotation of an adjustment groove 24 is equipped with screw post 51, an adjustment section of thick bamboo 5 and the inside shaft hole 52 of all having seted up of screw post 51, fixed axle 26 runs through inside in corresponding shaft hole 52.
The bottom end of the side surface of the adjusting seat 2 is provided with a handle 23, and the handle 23 is connected with the adjusting seat 2 through a hinge.
The top end and the bottom end in the second connecting groove 122 are both provided with a soft rubber pad 1221, and the soft rubber pad 1221 is fixed with the second connecting groove 122 through adhesion.
The periphery of the first adjusting cylinder 5 is fixedly provided with anti-skidding protruding strips 53, and the anti-skidding protruding strips 53 surround the periphery of the first adjusting cylinder 5 and are provided with a plurality of groups.
The second connecting groove 122 inside one set of the bottom connecting ring 12 is located at the bottom of the first connecting groove 121, and the second connecting groove 122 inside the other set of the bottom connecting ring 12 is located at the top of the first connecting groove 121.
No. 3 adjusting rod and No. 4 adjusting rod all are provided with the screw thread in the periphery, and meshing between No. 3 adjusting rod and No. 4 adjusting rod and the screw thread post 51 that corresponds respectively.
The width and the length of the first adjusting groove 24 are both larger than those of the second adjusting groove 25, and the outer diameter of the threaded column 51 is larger than that of the shaft hole 52.
As shown in fig. 1 to 10, the embodiment specifically is: when the anti-skid adjusting device is used, the top connecting ring 13 is placed in the mouth of a patient by holding the handle 23 and is propped against the upper lip, the two groups of side connecting rings 11 are respectively propped against the two side lips, the anti-skid protruding strip 53 can increase the surface roughness of the first adjusting cylinder 5, so that the first adjusting cylinder 5 can be conveniently rotated, when the first adjusting cylinder 5 corresponding to the first adjusting rod 3 is rotated, the first adjusting cylinder 5 drives the corresponding threaded column 51 to rotate, the surface threads of the threaded column 51 are meshed with the surface threads of the first adjusting rod 3, the first adjusting rod 3 can be pushed to move towards one end with the sleeve 1211, the movable blade 1212 slides inside the corresponding first connecting groove 121 through the rolling shaft 1213, the sleeve 1211 compresses the spring 1214 through the movable blade 1212, the limiting blade 1215 is arranged at one end of the movable blade 1212, which is far away from the spring 1214, can play a limiting and blocking role on the movable blade 1212, and one group of the bottom connecting rings 12 moves towards the direction, which is far away from the other group, wherein, the second connecting groove 122 inside one group of bottom connecting rings 12 is located at the bottom of the first connecting groove 121, and the second connecting groove 122 inside the other group of bottom connecting rings 12 is located at the top of the first connecting groove 121, the first adjusting cylinder 5 corresponding to the second adjusting rod 4 is rotated in the same way, so that the other group of bottom connecting rings 12 can move in opposite directions, at this time, the bottom ends of the two groups of side connecting rings 11 expand towards two sides, the opening 111 is convenient for bending the side connecting rings 11, the elastic sheet 112 arranged inside the opening 111 is reinforced by the elastic strip 113, the side connecting rings 11 are effectively prevented from being broken under the condition of not influencing the flexible bending of the side connecting rings 11, when retracting, the first adjusting rod 3 and the second adjusting rod 4 are rotated reversely, one end of the first adjusting rod 3 and the second adjusting rod 4 far away from the corresponding sleeve 1211 enters into the corresponding second connecting groove 122, the soft rubber pad 1221 can play a role of buffering protection, can continue to use after the disinfection, the whole degree of expansion of being convenient for according to different patient's mouth size adjustment, the bending deformation is effectual, and the bending is firm difficult fracture, easy operation is convenient.
The side of the bottom connecting ring 12 is fixedly provided with fixing columns 131, the fixing columns 131 are provided with a plurality of groups, the periphery of each fixing column 131 is movably sleeved with a lantern ring 132, one side of each lantern ring 132 is fixedly provided with a connecting arm 133, and one end, far away from the lantern ring 132, of each connecting arm 133 is fixedly provided with an elastic clamp 134.
As shown in fig. 1, 6 and 7, the embodiment is specifically as follows: the connecting arm 133 embolias the fixed column 131 through the lantern ring 132 and carries out the rigidity, but have the pipeline in elastic clip 134 centre gripping entering mouth, the length of connecting arm 133 and the opening size of elastic clip 134 all can adjust according to the in-service use condition, for guaranteeing the vertical setting of fixed column 131 correspondence patient's mouth, can form suitable slope contained angle between fixed column 131 and the top connecting ring 13, its slope contained angle is confirmed according to the in-service use condition, be fit for can, this is technical staff's mature technique in the field, need not the handheld pipeline of medical personnel, provide convenience for the intubate treatment.
The working principle of the invention is as follows:
referring to the attached drawings 1-10 of the specification, the top connecting ring 13 is placed in the mouth of a patient and is abutted against the upper lip by the handheld handle 23, two sets of side connecting rings 11 are respectively abutted against the two sides of the lips, the anti-slip protruding strip 53 can increase the surface roughness of the first adjusting cylinder 5, so that the first adjusting cylinder 5 can be conveniently rotated, when the first adjusting cylinder 5 corresponding to the first adjusting rod 3 is rotated, the first adjusting cylinder 5 drives the corresponding threaded column 51 to rotate, the surface threads of the threaded column 51 are engaged with the surface threads of the first adjusting rod 3, the first adjusting rod 3 can be pushed to move towards one end with the sleeve 1211, the movable plate 1212 slides inside the corresponding first connecting groove 121 through the rolling shaft 1213, the sleeve 1211 compresses the spring 1214 through the movable plate 1212, the limiting plate 1215 is arranged at one end of the movable plate 1212 far away from the spring 1214, and can play a limiting and blocking role on the movable plate 1212, at this time, under the pushing of the first, one group of bottom connecting rings 12 move towards the direction far away from the other group of bottom connecting rings 12, wherein the second connecting groove 122 inside one group of bottom connecting rings 12 is positioned at the bottom of the first connecting groove 121, and the second connecting groove 122 inside the other group of bottom connecting rings 12 is positioned at the top of the first connecting groove 121, the first adjusting cylinder 5 corresponding to the second adjusting rod 4 is rotated in the same way, so that the other group of bottom connecting rings 12 can move in the opposite direction, at the moment, the bottom ends of the two groups of side connecting rings 11 expand towards two sides, the opening 111 is convenient for bending the side connecting rings 11, the elastic sheet 112 arranged inside the opening 111 is reinforced through the elastic strip 113, the side connecting rings 11 are effectively prevented from being broken under the condition that the side connecting rings 11 are not influenced to be flexibly bent, when the first adjusting rod 3 and the second adjusting rod 4 are rotated reversely, one end of the first adjusting rod 3 and the second adjusting rod 4 far away from the corresponding sleeve 1211 enters into the second connecting groove 122, the soft rubber pad 1221 can play the effect of buffer protection, can continue to use after the disinfection, and the linking arm 133 embolias the fixed column 131 through the lantern ring 132 and carries out the rigidity, but has the pipeline in elastic clip 134 centre gripping entering mouth, for guaranteeing that the fixed column 131 corresponds the vertical setting of patient's mouth, can form suitable slope contained angle between fixed column 131 and the top connecting ring 13, and its slope contained angle is confirmed according to actual conditions, and is fit for can.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (8)

1. An adjustable orthodontic mouth gag, includes support ring (1), its characterized in that: the support ring (1) comprises side connecting rings (11), bottom connecting rings (12) and top connecting rings (13), wherein the side connecting rings (11) are oppositely arranged in two groups, the bottom connecting rings (12) are oppositely arranged in two groups, the two groups of bottom connecting rings (12) are respectively and fixedly arranged at one ends, far away from the top connecting rings (13), of the two groups of side connecting rings (11), the top connecting rings (13) are fixedly arranged at the top between the two groups of side connecting rings (11), openings (111) are respectively formed in the opposite side surfaces of the two groups of side connecting rings (11), elastic sheets (112) are fixedly arranged in the openings (111), a plurality of groups of elastic sheets (112) are arranged in the direction of the openings (111), through holes (114) are formed in the elastic sheets (112), elastic strips (113) penetrate through the through holes (114), and the two ends of the elastic strips (113) are respectively and fixedly arranged at the two ends in, the opposite side surfaces of the two groups of bottom connecting rings (12) are respectively provided with a first connecting groove (121) and a second connecting groove (122), the inside of the first connecting groove (121) is movably provided with a sleeve (1211), one end of the sleeve (1211), which is close to the first connecting groove (121), is fixedly provided with a movable sheet (1212), the top and the bottom of the movable sheet (1212) are respectively and rotatably provided with a roller (1213), one end, which is far away from the sleeve (1211), of the movable sheet (1212) is fixedly provided with a spring (1214), the spring (1214) is fixedly arranged inside the first connecting groove (121), the top and the bottom of the sleeve (1211) are respectively provided with a limiting sheet (1215), the limiting sheet (1215) is fixedly arranged inside the first connecting groove (121), an adjusting seat (2) is movably arranged between the two groups of bottom connecting rings (12), and the inside of the adjusting seat (2) is provided with a first threaded hole (, the first adjusting rod (3) and the second adjusting rod (4) respectively penetrate through the first threaded hole (21) and the second threaded hole (22), a first adjusting groove (24) and a second adjusting groove (25) are arranged on the side surface of the adjusting seat (2), the second adjusting groove (25) is communicated with one end of the first adjusting groove (24), the first adjusting groove (24) and the second adjusting groove (25) are respectively arranged in two groups corresponding to the first threaded hole (21) and the second threaded hole (22), a fixed shaft (26) is fixedly penetrated in the first adjusting groove (24) and the first adjusting cylinder (5), a first adjusting cylinder (5) is rotatably arranged in the second adjusting groove (25), a screw thread post (51) is arranged in the adjusting groove (24) in a rotating mode, a shaft hole (52) is formed in the adjusting barrel (5) and the screw thread post (51), and the fixing shaft (26) penetrates through the corresponding shaft hole (52).
2. The adjustable orthodontic opener of claim 1, wherein: the fixed column (131) is fixedly arranged on the side face of the bottom connecting ring (12), a plurality of groups of fixed columns (131) are arranged on the side face of the bottom connecting ring, a lantern ring (132) is movably sleeved on the periphery of each fixed column (131), a connecting arm (133) is fixedly arranged on one side of the lantern ring (132), and an elastic clamp (134) is fixedly arranged at one end, far away from the lantern ring (132), of the connecting arm (133).
3. The adjustable orthodontic opener of claim 1, wherein: the bottom end of the side surface of the adjusting seat (2) is provided with a handle (23), and the handle (23) is connected with the adjusting seat (2) through a hinge.
4. The adjustable orthodontic opener of claim 1, wherein: no. two inside tops of spread groove (122) and bottom all are equipped with soft cushion (1221), and the adhesion is fixed between soft cushion (1221) and No. two spread groove (122).
5. The adjustable orthodontic opener of claim 1, wherein: the periphery of the first adjusting cylinder (5) is fixedly provided with anti-skidding protruding strips (53), and the anti-skidding protruding strips (53) surround the periphery of the first adjusting cylinder (5) to be provided with a plurality of groups.
6. The adjustable orthodontic opener of claim 1, wherein: the second connecting groove (122) in one group of bottom connecting rings (12) is positioned at the bottom of the first connecting groove (121), and the second connecting groove (122) in the other group of bottom connecting rings (12) is positioned at the top of the first connecting groove (121).
7. The adjustable orthodontic opener of claim 1, wherein: the periphery of the first adjusting rod (3) and the second adjusting rod (4) is provided with threads, and the first adjusting rod (3) and the second adjusting rod (4) are respectively meshed with corresponding threaded columns (51).
8. The adjustable orthodontic opener of claim 1, wherein: the width and the length of the first adjusting groove (24) are both larger than those of the second adjusting groove (25), and the outer diameter of the threaded column (51) is larger than that of the shaft hole (52).
CN202010585285.5A 2020-06-24 2020-06-24 Adjustable orthodontic mouth gag Active CN111728729B (en)

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CN202010585285.5A CN111728729B (en) 2020-06-24 2020-06-24 Adjustable orthodontic mouth gag

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Application Number Priority Date Filing Date Title
CN202010585285.5A CN111728729B (en) 2020-06-24 2020-06-24 Adjustable orthodontic mouth gag

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CN111728729A true CN111728729A (en) 2020-10-02
CN111728729B CN111728729B (en) 2022-02-15

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