CN211324880U - Mouth gag support - Google Patents
Mouth gag support Download PDFInfo
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- CN211324880U CN211324880U CN201921076043.2U CN201921076043U CN211324880U CN 211324880 U CN211324880 U CN 211324880U CN 201921076043 U CN201921076043 U CN 201921076043U CN 211324880 U CN211324880 U CN 211324880U
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- mouth gag
- adjusting arm
- adjusting
- supporting column
- arm
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Abstract
The mouth gag bracket of the utility model comprises a base, a support column, an adjusting arm and a mouth gag interface. The support column lower extreme is installed on the base, and the near-end of regulating arm is equipped with the location regulation hole, and the distal end is equipped with the mouth gag interface. The regulating arm passes through the location regulation hole and connects on the support column, and when the regulating arm was in lax state, the regulating arm can slide from top to bottom along the support column to adjust the angle and the opening degree of the mouth gag of connection on the regulating arm. The utility model discloses an opener support frame lifts or pushes down the locking or the lax state that the regulating arm just can switch the regulating arm through simply on the ground to conveniently adjust the position of regulating arm on the support column, reach the purpose of adjusting the mouth gag, clinical use is very simple.
Description
Technical Field
The utility model relates to a surgical instrument, in particular to a mouth gag bracket for adjusting the height and the angle of a mouth gag.
Background
The mouth gag is an auxiliary surgical instrument commonly used in otolaryngological departments and oral departments, and is mainly used for exposing oral cavity, pharyngeal cavity and nasal cavity surgical fields clinically, such as tonsillectomy, pharyngeal side lump excision, palatopharynoplasty, nasopharyngeal tumor excision, cleft palate repair and the like.
At present, during the above-mentioned operation, the fixing of the opener is generally fixed by using a Maifang saddle, a suspension loop type bracket or directly held and fixed by a medical assistant. The fixation of the Mai shi saddle and the fixation of the suspension loop type bracket have the defects of easy slippage in the fixation process or difficult adjustment in the operation process. The medical assistant directly holds and fixes the opener, so that fatigue is very easily caused after a long time, and the fixing effect of the opener is very easily influenced under the fatigue state.
Therefore, the existing mouth gag fixing support needs to be improved, so that the fixing effect is ensured, and meanwhile, the real-time adjustment is convenient in the operation process.
Disclosure of Invention
The utility model discloses an opener support passes through the regulating arm design of cantilever type, and the angle that only needs slightly adjust the cantilever in clinical use just can relax the regulating arm, reciprocates the height and the angle that can adjust the mouth gag, and not only fixed effectual in the clinical use, it is very convenient to adjust moreover.
The utility model discloses an opener support, its characterized in that: the mouth gag bracket 100 comprises a base 1, a support column 2, an adjusting arm 3 and a mouth gag interface 4;
A. the lower end of the supporting column 2 is connected to the base 1;
B. an adjusting positioning hole 31 is formed in the near end of the adjusting arm 3, and the adjusting positioning hole 31 can slide on the supporting column 2 when in a loose state; the mouth gag interface 4 is arranged at the far end of the adjusting arm 3.
The utility model discloses a 3 near-ends of regulating arm of mouth gag support are equipped with regulation locating hole 31, through regulation locating hole 31 is in slide from top to bottom on the support column 2 and adjust the connection and be in the height and the angle of mouth gag 200 on mouth gag interface 4 of mouth gag support 100, it is very convenient to adjust in the clinical use.
The adjustment arm 3 is of cantilevered construction. The cantilever type structure design is very simple, and the obstruction and the interference of the adjusting arm 3 to the operation visual field can be reduced to the maximum extent.
When the far end of the adjusting arm 3 is pressed downwards, the adjusting positioning hole 31 of the adjusting arm 3 is locked, and the adjusting arm 3 cannot slide on the supporting column 2; when the far end of the adjusting arm 3 is lifted upwards, the adjusting positioning hole 31 of the adjusting arm 3 is loosened, and the adjusting arm 3 can slide on the supporting column 2.
The regulating positioning hole 31 has 2 states: a locked state and a relaxed state. The diameter of the adjusting positioning hole 31 is slightly larger than the outer diameter of the supporting column 2, when the distal end of the adjusting arm 3 is pressed down, the edge of the adjusting positioning hole 31 abuts against the outer surface of the supporting column 2, the adjusting arm 3 is in a locked state, the mouth gag 200 connected to the adjusting arm 3 is fixed, when the distal end of the adjusting arm 3 is lifted upwards, the edge of the adjusting positioning hole 31 looks at the outer surface of the supporting column 2, the adjusting arm 3 is in a loose state, and at the moment, the adjusting arm 3 can slide up and down along the supporting column 2, so that the height and the angle of the mouth gag 200 are adjusted. Usually, the adjusting arm 3 and the supporting column 2 are inclined upward at an angle β, and the adjusting positioning hole 31 is inclined at an angle α with respect to the adjusting arm 3. A slightly angled-up design allows a better fixation of the adjusting arm 3 to the supporting column 2.
The mouth gag interface 4 is a hole type structure provided with a positioning groove 41; the mouth gag interface 4 mates with the mouth gag 200. The mouth gag interface 4 is a hole type structure provided with a positioning groove 41, the joint 2-1 of the mouth gag 200 can be directly inserted into the positioning groove 41 to form connection, and the joint 2-1 can be directly taken out from the positioning groove 41 when taken out. With this hole type structure, the connection and disconnection of the mouth gag 200 and the mouth gag holder 100 is very convenient.
The supporting column 2 is detachably connected to the base 1. The detachable connection mode can be with support column 2 with base 1 unpacks apart and washs, and the cleaning process is more convenient also more thorough.
The supporting column 2 is connected to the base 1 in a concave-convex card matching connection mode or a threaded connection mode. The applicant only lists the detachable connection manner in the above 2, and in practical applications, those skilled in the art can design different connection structures according to needs without departing from the protection scope of the present application.
And the upper end of the support column 2 is provided with a limiting mechanism 21. The limiting mechanism 21 can prevent the adjusting arm 3 from being separated from the upper end of the supporting column 2. The outer part of the limiting mechanism 21 is designed to be a polygonal structure, and when the supporting column 2 is connected to the base 1, the limiting mechanism 21 can be conveniently rotated and operated to be used as a nut.
The proximal end of the adjustment arm 3 is also provided with a fixing mechanism 32. The fixing mechanism 32 can additionally fixedly connect the adjusting arm 3 to the supporting column 2, so that the clinical use process is safer.
The support column 2 is provided with anti-skid grains 22. The anti-slip pattern 22 can further increase the friction force between the adjusting positioning hole 31 and the supporting column 2, and enhance the reliability of the connection between the adjusting arm 3 and the supporting column 2.
The non-slip pattern 22 is a spiral structure. When the adjusting arm 3 slides up and down along the supporting column 2, the adjusting arm 3 can slide up and down along the anti-slip lines with the spiral structures, and the adjusting arm 3 can slide more smoothly.
When in clinical use, the mouth gag support frame 100 is firstly placed at the chest part of a human body, the working part of the mouth gag 200 is positioned in the oral cavity, and the opening degree of the mouth gag 200 is adjusted. Then the joint 2-1 of the mouth gag 200 is inserted into the positioning groove 41 of the mouth gag interface 4, the adjusting arm 3 is adjusted to the appropriate height, and then the adjusting arm 3 is pressed downwards, locking the adjusting arm 3. In the operation process, when the angle and the position of the mouth gag 200 need to be adjusted, the adjusting arm 3 is lifted upwards, then the adjusting arm 3 is slid up and down along the supporting column 2 to a proper position, and then the adjusting arm 3 is pressed downwards, so that the adjusting arm 3 is locked.
The mouth gag support frame of the utility model comprises a base 1, a support column 2, an adjusting arm 3 and a mouth gag interface 4. The lower end of the supporting column 2 is installed on the base 1, the positioning adjusting hole 31 is formed in the near end of the adjusting arm 3, and the mouth gag connector 4 is formed in the far end of the adjusting arm. The adjusting arm 3 is connected to the supporting column 2 through the positioning adjusting hole 31, and when the adjusting arm 3 is in a loose state, the adjusting arm 3 can slide up and down along the supporting column 2, so that the angle and the opening degree of the mouth gag 200 connected to the adjusting arm 3 can be adjusted. The utility model discloses an opener support frame is through simply lifting or pushing down on the ground regulating arm 3 just can switch the locking or the lax state of regulating arm 3 to conveniently adjust regulating arm 3 is in position on the support column 2 reaches the regulation the purpose of opener 200, clinical use is very simple.
Drawings
Fig. 1 is a schematic perspective view of the mouth gag bracket of the present invention.
Fig. 1-1 is a front view of the adjustment arm of fig. 1 in a relaxed state.
Fig. 1-2 is a cross-sectional view a-a of fig. 1-1.
Fig. 1-3 is an enlarged view at B of fig. 1-2.
Fig. 1-4 are cross-sectional views of the adjustment arm of fig. 1 in a locked state.
Fig. 1-5 are enlarged views at C of fig. 1-4.
Fig. 2 is a schematic diagram of the mouth gag bracket of the present invention.
Fig. 3 is a schematic perspective view of the mouth gag bracket of the present invention with a locking mechanism.
Fig. 3-1 is a front view of the adjustment arm of fig. 3 in a relaxed state.
Fig. 3-2 is a cross-sectional view D-D of fig. 3-1.
Fig. 3-3 is an enlarged view at E of fig. 3-2.
Fig. 3-4 are cross-sectional views of the adjustment arm of fig. 3 in a locked state.
Fig. 3-5 are enlarged views at F of fig. 3-4.
In the above figures:
100 is the mouth gag bracket of the present invention, and 200 is the mouth gag.
1 is the base, 2 is the support column, 3 is the regulating arm, 4 is the mouth gag interface.
21 is a limiting mechanism, 22 is an anti-skid pattern, and 23 is a graduated scale; 31 is a positioning adjusting hole, and 32 is a fixing mechanism; 41 is a positioning groove.
2-1 is a joint.
Alpha is the included angle between the positioning adjusting hole and the axis of the adjusting arm, and beta is the included angle between the adjusting arm and the supporting column.
Detailed Description
Example 1: the mouth gag bracket of the utility model
Referring to fig. 1-5, the mouth gag bracket of the present invention comprises a base 1, a support column 2, an adjusting arm 3 and a mouth gag interface 4.
In this embodiment, the lower end of the supporting column 2 is detachably connected to the base 1 through a threaded connection. The detachable connection mode can be with support column 2 with base 1 unpacks apart and washs, and the cleaning process is more convenient also more thorough. The supporting column 2 may also be non-detachably connected to the base 1, or other detachable structures such as a male-female snap-fit structure may be designed by those skilled in the art according to needs, and the supporting column 2 is connected to the base without departing from the scope of the present application, which is not exemplified by the applicant herein.
Referring to fig. 1, the upper end of the supporting column 2 is provided with a limiting mechanism 21. The limiting mechanism 21 can prevent the adjusting arm 3 from being separated from the upper end of the supporting column 2. The outer part of the limiting mechanism 21 is designed to be a polygonal structure, and when the supporting column 2 is connected to the base 1, the limiting mechanism 21 can be conveniently rotated and operated to be used as a nut.
Referring to fig. 1 and 1-1, the support post 2 is provided with anti-slip threads 22. The anti-slip pattern 22 can further increase the friction force between the adjusting positioning hole 31 and the supporting column 2, and enhance the reliability of the connection between the adjusting arm 3 and the supporting column 2.
In this embodiment, the non-slip pattern 22 is a spiral structure. When the adjusting arm 3 slides up and down along the supporting column 2, the adjusting arm 3 can slide up and down along the anti-slip lines with the spiral structures, and the adjusting arm 3 can slide more smoothly.
Referring to fig. 2, a graduated scale 23 is further disposed on the supporting column 2, and the graduated scale 23 can identify the locking height of the adjusting arm 3.
An adjusting positioning hole 31 is formed in the near end of the adjusting arm 3, and the adjusting positioning hole 31 can slide on the supporting column 2 when in a loose state; the mouth gag interface 4 is arranged at the far end of the adjusting arm 3.
Referring to fig. 1-2 to 1-5, in the present embodiment, the adjusting arm 3 is a cantilever structure. The cantilever type structure design is very simple, and the obstruction and the interference of the adjusting arm 3 to the operation visual field can be reduced to the maximum extent. The adjusting arm 3 and the supporting column 2 are inclined upwards at an angle of beta, and the adjusting positioning hole 31 is an oblique angle at an angle of alpha with the adjusting arm 3. A slightly angled-up design allows a better fixation of the adjusting arm 3 to the supporting column 2.
Referring to fig. 1-5, when the distal end of the adjusting arm 3 is pressed downward, the adjusting positioning hole 31 of the adjusting arm 3 is locked, and the adjusting arm 3 cannot slide on the supporting column 2; referring to fig. 1 to 3, when the distal end of the adjusting arm 3 is lifted upward, the adjusting positioning hole 31 of the adjusting arm 3 is loosened, and the adjusting arm 3 can slide on the supporting column 2.
The regulating positioning hole 31 has 2 states: a locked state and a relaxed state. The diameter of the adjusting positioning hole 31 is slightly larger than the outer diameter of the supporting column 2, when the distal end of the adjusting arm 3 is pressed down, the edge of the adjusting positioning hole 31 abuts against the outer surface of the supporting column 2, the adjusting arm 3 is in a locked state, the mouth gag 200 connected to the adjusting arm 3 is fixed, when the distal end of the adjusting arm 3 is lifted upwards, the edge of the adjusting positioning hole 31 looks at the outer surface of the supporting column 2, the adjusting arm 3 is in a loose state, and at the moment, the adjusting arm 3 can slide up and down along the supporting column 2, so that the height and the angle of the mouth gag 200 are adjusted.
In this embodiment, the mouth gag interface 4 is a hole-type structure provided with a positioning groove 41; the mouth gag interface 4 mates with the mouth gag 200. The mouth gag interface 4 is a hole type structure provided with a positioning groove 41, the joint 2-1 of the mouth gag 200 can be directly inserted into the positioning groove 41 to form connection, and the joint 2-1 can be directly taken out from the positioning groove 41 when taken out. With this hole type structure, the connection and disconnection of the mouth gag 200 and the mouth gag holder 100 is very convenient. In practical applications, those skilled in the art may design different mouth gag interface structures according to needs, and the applicant does not exemplify here, but does not depart from the scope of protection of the present application.
Referring to fig. 2, in clinical use, the mouth gag support frame 100 is first placed on the chest of a human body, the working part of the mouth gag 200 is placed in the oral cavity, and the degree of opening of the mouth gag 200 is adjusted. Then the joint 2-1 of the mouth gag 200 is inserted into the positioning groove 41 of the mouth gag interface 4, the adjusting arm 3 is adjusted to the appropriate height, and then the adjusting arm 3 is pressed downwards, locking the adjusting arm 3. In the operation process, when the angle and the position of the mouth gag 200 need to be adjusted, the adjusting arm 3 is lifted upwards, then the adjusting arm 3 is slid up and down along the supporting column 2 to a proper position, and then the adjusting arm 3 is pressed downwards, so that the adjusting arm 3 is locked.
The mouth gag holder of the present embodiment can very conveniently adjust the height and angle of the mouth gag 200 connected to the mouth gag interface 4 of the mouth gag holder 100 by the up-and-down sliding of the adjusting positioning hole 31 on the support column 2, and the adjustment is very convenient in the clinical use process.
Example 2: mouth gag bracket of the utility model with an adjusting arm and a fixing mechanism
Referring to fig. 3 to 3-5, the present embodiment is different from embodiment 1 in that the adjusting arm is further provided with a fixing mechanism 32.
Referring to fig. 3-2 to fig. 3-5, in the present embodiment, the fixing mechanism 32 is a nut mechanism 32-1, the adjusting arm 3 can be fixedly locked on the supporting column 2 when the nut mechanism 32-1 is tightened, and the adjusting arm 3 can be adjusted when the nut mechanism 32-1 is loosened.
In practical applications, a person skilled in the art may also design the fixing mechanism with different structures according to needs, and the applicant does not exemplify here, but does not depart from the scope of protection of the present application.
Referring to fig. 3-3 and 3-5, in clinical use, after the height of the adjusting arm 3 is adjusted, the nut mechanism 32-1 is screwed down to fix the adjusting arm 3 on the supporting column 2, and when the adjusting arm 3 needs to be adjusted, the nut mechanism 32-1 is loosened to adjust the adjusting arm 3.
The mouth gag bracket of the embodiment is designed with the fixing mechanism 32-1, so that the accidental looseness of the adjusting arm 3 caused by misoperation can be prevented, and the clinical use is safer.
It should be noted that the structures disclosed and described herein may be replaced by other structures having the same effect, and the embodiments described herein are not the only structures for implementing the present invention. Although preferred embodiments of the present invention have been shown and described herein, it will be apparent to those skilled in the art that these embodiments are merely illustrative and that numerous changes, modifications and substitutions can be made without departing from the invention herein, and it is intended that the scope of the invention be defined by the spirit and scope of the appended claims.
Claims (10)
1. Mouth gag support, its characterized in that: the mouth gag bracket (100) comprises a base (1), a support column (2), an adjusting arm (3) and a mouth gag interface (4);
A. the lower end of the supporting column (2) is connected to the base (1);
B. an adjusting positioning hole (31) is formed in the near end of the adjusting arm (3), and the adjusting positioning hole (31) can slide on the supporting column (2) when in a loose state; the mouth gag interface (4) is arranged at the far end of the adjusting arm (3).
2. The mouth gag holder of claim 1, characterised by: the adjusting arm (3) is of a cantilever type structure.
3. The mouth gag holder of claim 2, characterised by: when the far end of the adjusting arm (3) is pressed downwards, an adjusting positioning hole (31) of the adjusting arm (3) is locked, and the adjusting arm (3) cannot slide on the supporting column (2); when the far end of the adjusting arm (3) is lifted upwards, the adjusting positioning hole (31) of the adjusting arm (3) is loosened, and the adjusting arm (3) can slide on the supporting column (2).
4. The mouth gag holder of claim 1, characterised by: the mouth gag interface (4) is of a hole type structure provided with a positioning groove (41); the mouth gag interface (4) is matched with the mouth gag (200).
5. The mouth gag holder of claim 1, characterised by: the supporting column (2) is detachably connected to the base (1).
6. The mouth gag holder of claim 5, characterised by: the supporting column (2) is connected to the base (1) in a concave-convex card matching connection mode or a threaded connection mode.
7. The mouth gag holder of claim 1, characterised by: and the upper end of the supporting column (2) is provided with a limiting mechanism (21).
8. The mouth gag holder of claim 1, characterised by: the near end of the adjusting arm (3) is also provided with a fixing mechanism (32).
9. The mouth gag holder of claim 1, characterised by: and anti-skid grains (22) are arranged on the supporting columns (2).
10. The mouth gag holder of claim 9, characterised by: the antiskid lines (22) are of a spiral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921076043.2U CN211324880U (en) | 2019-07-09 | 2019-07-09 | Mouth gag support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921076043.2U CN211324880U (en) | 2019-07-09 | 2019-07-09 | Mouth gag support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211324880U true CN211324880U (en) | 2020-08-25 |
Family
ID=72105952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921076043.2U Active CN211324880U (en) | 2019-07-09 | 2019-07-09 | Mouth gag support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211324880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3998039A4 (en) * | 2020-09-17 | 2022-05-18 | HUANG, Jianmin | Mouth speculum support device |
-
2019
- 2019-07-09 CN CN201921076043.2U patent/CN211324880U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3998039A4 (en) * | 2020-09-17 | 2022-05-18 | HUANG, Jianmin | Mouth speculum support device |
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