CN209595843U - A kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps - Google Patents
A kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps Download PDFInfo
- Publication number
- CN209595843U CN209595843U CN201821997221.0U CN201821997221U CN209595843U CN 209595843 U CN209595843 U CN 209595843U CN 201821997221 U CN201821997221 U CN 201821997221U CN 209595843 U CN209595843 U CN 209595843U
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- CN
- China
- Prior art keywords
- reduction forceps
- lower jaw
- positioning support
- inserted block
- connecting column
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Abstract
The utility model belongs to Cims Technology And Composite Information Model technical field, it is related to the auxiliary operating equipment of a kind of low middle position fracture of mandibular remporomandibular joint in dentistry, selection excision line of the lower jaw, more particularly to a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps, including reduction forceps and the fixed device of angle of mandible；It further include supporting element, the fixed device of angle of mandible includes positioning support, and positioning support is equipped with connecting column, is equipped with rectangular straight slot in positioning support, is additionally provided with positioner.The utility model has the advantage that plier is set as cambered surface triangle shape compared with prior art, assists high-temperature resistant rubber, and can guarantee to clamp has multiple contact points when holding, and guarantees that stable increase that pincers are held clamps holding force；The fixed device of angle of mandible is assemblied together with reduction forceps, significantly more efficient to prevent fracture from shifting repeatedly；Assembling is simple, not only can be used alone, but also can be used in combination；Overall structure advantages of simple is easy to use, can guarantee that progress is easy to sterilize not by Instrumental effects in art, is suitable for promoting the use of.
Description
Technical field
The utility model belongs to Cims Technology And Composite Information Model technical field, is related to the low middle position of mandibular joint in a kind of dentistry
A kind of auxiliary operating equipment of fracture, selection excision line of the lower jaw, and in particular to remporomandibular joint fracture excision line of the lower jaw reduction forceps.
Background technique
Remporomandibular joint fracture is since its physiological structure is determined, with the application of excision line of the lower jaw art formula, more and more
People has found that this art formula can increase surgical field of view, reduces operation difficulty, but general fracture pincers can not be under effective clamp temporo
Jaw joint, and because Surrounding muscles adhere to more, it often results in remporomandibular joint and effectively clamp and hold, reset more suffering, while because
For use fracture titanium plate before need to apply remporomandibular joint head certain strength, can just drill out nail hole, this has often led to rigid right
The good fracture line in position shifts again, so the present pincers method of holding can not effectively assist performing the operation, causes operating time to extend, is difficult
Degree increases.
Utility model content
The purpose of this utility model is to provide a kind of remporomandibular joint fracture for remporomandibular joint excision line of the lower jaw art formula
Excision line of the lower jaw reduction forceps.
The utility model is achieved through the following technical solutions: a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps,
Including reduction forceps and the fixed device of angle of mandible；The reduction forceps include the first caliper and the second caliper, first caliper and the
Two calipers are hinged by pivot pin, and the central axis direction of the pivot pin is equipped with column type through-hole；First caliper is by pivot pin two sides point
For the first clamp handle and the first claw beam, the second caliper is divided into the second clamp handle and the second claw beam by pivot pin two sides, in first clamp handle
End and the upper end of the second clamp handle are respectively equipped with the first binding clip and the second binding clip being oppositely arranged, the first claw beam lower end and the second claw beam
Lower end be equipped be disposed opposite to each other first pincers ring and second pincers ring, for finger grip；First claw beam and the second claw beam phase
The joint portion of transversely projection is equipped with to side, two joint portions can be bonded to each other；
Plier is removably installed in the free end of first binding clip and the second binding clip, and the sandwich serface of two pliers is cambered surface
Triangle, two cambered surface triangle shape concave surfaces are opposite, its pincers is made to hold at least more than two contact points when cylinder；
It further include the supporting element of integral structure, the supporting element includes supporting plate and inserted block, and the supporting plate surface is equipped with symbol
The arc-shaped recess of curved mandibular is closed, longitudal section inserted block and the supporting plate of the supporting element are vertically arranged, and the inserted block is far from supporting plate
Side be uniformly distributed several card slots from top to bottom；
The fixed device of the angle of mandible includes positioning support, and the side of the positioning support is equipped with the connection outwardly protruded
Column, the connecting column are externally provided with external screw thread, further include the nut with connecting column cooperation；The inside of the positioning support is equipped with and connects
Connect the vertically disposed rectangular straight slot of column, the rectangular straight slot can just accommodate inserted block, the positioning support far from connecting column one
Side is equipped with positioner, and the positioner is for determining the position that inserted block is located in rectangular straight slot.
As further improvement of these options, the high-temperature resistant rubber according to plier shape is arranged in the sandwich serface of the plier
Layer, can increase the pincers holding force of plier；The high-temperature resistant rubber layer surface is uniformly arranged bar shaped sawtooth, can further increase pincers
The pincers holding force of mouth.
As further improvement of these options, the internal diameter of the column type through-hole is identical as the outer diameter of connecting column, can
Improve assemble stable.
As further improvement of these options, two joint portion opposite sides be equipped with it is multiple be staggered it is convex
Rib and groove, fin and groove on two joint portions match each other, and realize that the spacing between two joint portions is adjusted.
As further improvement of these options, the positioner includes the strut for being fixed on positioning support, described
The spinner handle that one end installation of the remotely located support of strut can be rotated around strut, it is fixed between the lower end and positioning support of the spinner handle
Screens spring is installed, the upper end of the spinner handle is equipped with strip close to the side of positioning support, and the end of the strip is equipped with and card
The matched barb of slot；
The screens spring is in compressive state, is buckled in the strip of spinner handle in rectangular straight slot, and inserted block is set to rectangle
In through slot, at this point, the part that rectangular straight slot is equipped with strip is equipped with horizontal empty slot, the horizontal empty slot can accommodate strip with spinner handle
It rotates unobstructed；Barb, in making inserted block be fixed on the certain position in rectangular straight slot in card slot, presses spinner handle bottom by inlay card
Portion can make barb leave card slot, realize the vertical shift of inserted block.
As further improvement of these options, described two pliers when being abutted against with line of symmetry but being disjoint,
First clamp handle and the second clamp handle are parallel to each other, and the distance between its outer edge is 20mm, and the line of symmetry is in reduction forceps
Mandrel line, the length of first clamp handle and the second clamp handle are 80mm, and the length of first claw beam and the second claw beam is 85mm；
The height of the inserted block is 90mm, bigger than normal compared to conventional reduction forceps specification, accommodates mandible body while capable of effectively clamping
And the fixed device of angle of mandible, and then play the role of fixed mandibular.
As further improvement of these options, the length of the connecting column is 10mm, and the positioning support is connecting
The upward length of axis of a cylinder is 30mm.
Remporomandibular joint fracture excision line of the lower jaw reduction forceps when in use, by the fixed device of angle of mandible by connecting column with
Nut cooperation is fixed on reduction forceps, and supporting element is then inserted into rectangular straight slot, close to the side of reduction forceps, then supporting plate is located at
Position according to operation actual demand adjustment supporting element relative to positioning support, and then can guarantee the progress of operative stabilization；In
After operation, spinner handle lower end is pressed, barb is made to be detached from card slot, can be used in adjusting or taking out supporting element, facilitate postoperative cleaning.
The utility model has the advantage that plier is set as cambered surface triangle shape compared with prior art, can guarantee that pincers are held
When have multiple contact points, guarantee the stabilization that pincers are held, increase the pincers holding force of remporomandibular joint, prevent from slipping in art；Plier sandwich serface
Surface assists high-temperature resistant rubber, is preferably bonded bone face, increases pincers holding force；The fixed device of angle of mandible and reduction forceps are assembled into one
It rises, it is significantly more efficient to prevent fracture from shifting repeatedly；Assembling is simple, not only can be used alone, but also can be used in combination；Overall structure
Advantages of simple is easy to use, can guarantee that progress is easy to sterilize not by Instrumental effects in art, is suitable for promoting the use of.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model reduction forceps.
Fig. 2 is the side view of supporting element.
Fig. 3 is the side view of positioning support.
Fig. 4 is side view when supporting element is fixed in positioning support.
Fig. 5 is side view of the supporting element relative to positioning support when mobile.
Fig. 6 is the structural schematic diagram of plier.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
As shown in figures 1-6, a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps, including reduction forceps and angle of mandible are fixed
Device；The reduction forceps include the first caliper and the second caliper, and first caliper and the second caliper are hinged by pivot pin 4, institute
The central axis direction for stating pivot pin 4 is equipped with column type through-hole 41；First caliper is divided into the first clamp handle 11 and first by 4 two sides of pivot pin
Claw beam 12, the second caliper are divided into the second clamp handle 21 and the second claw beam 22,11 upper end of the first clamp handle and second by pivot pin two sides
The upper end of clamp handle 21 is respectively equipped with the first binding clip 14 and the second binding clip 24 being oppositely arranged, 12 lower end of the first claw beam and the second claw beam
22 lower end is equipped with the first pincers ring 13 being disposed opposite to each other and the second pincers ring 23, for finger grip；First claw beam 12 and
Two claw beams, 22 opposite sides are equipped with the joint portion 15 of transversely projection, and two joint portions 15 can be bonded to each other；
The free end of first binding clip 14 and the second binding clip 24 is removably installed by plier 3, the sandwich serface of two pliers 3
For cambered surface triangle shape, two cambered surface triangle shape concave surfaces are opposite, and one bottom edge of the cambered surface triangle shape is arc, which can catch on
The arc side of entire condyloid process neck；
It further include the supporting element 7 of integral structure, the supporting element 7 includes supporting plate 71 and inserted block 72,71 table of supporting plate
Face is equipped with the arc-shaped recess for meeting curved mandibular, and longitudal section inserted block 72 and the supporting plate 71 of the supporting element 7 are vertically arranged, described
Side of the inserted block 72 far from supporting plate 71 is uniformly distributed several card slots 73 from top to bottom；
The fixed device of the angle of mandible includes positioning support 5, and the side of the positioning support 5 is equipped with the connection outwardly protruded
Column 51, the connecting column 51 are externally provided with external screw thread, further include the nut 8 cooperated with connecting column 51；The inside of the positioning support 5
Equipped with the vertically disposed rectangular straight slot 52 of connecting column 51, the rectangular straight slot 52 can just accommodate inserted block 72, the positioning branch
5 sides far from connecting column 51 of seat are equipped with positioner, and the positioner is for determining that inserted block 72 is located in rectangular straight slot 52
Position.
Wherein, the sandwich serface setting of the plier can preferably be bonded bone face according to the high-temperature resistant rubber layer of plier shape,
Increase pincers holding force；The high-temperature resistant rubber layer surface is uniformly arranged bar shaped sawtooth 31, can further increase the pincers holding force of plier.
Wherein, the internal diameter of the column type through-hole 41 is identical as the outer diameter of connecting column 51, and the use of attaching nut 8 can make
The fixed device of angle of mandible is fixedly installed relative to reduction forceps, while also easily disassembled, facilitates in art and uses, and then convenient sterilizing.
Wherein, two 15 opposite sides of joint portion are equipped with multiple fins 26 being staggered and groove (in figure not
Draw), fin 26 and groove on two joint portions 15 match each other, and realize that the spacing between two joint portions 15 is adjusted.
Wherein, the positioner includes the strut 53 for being fixed on positioning support 5, the remotely located support 5 of the strut 53
One end installation can around strut 53 rotate spinner handle 62, detent be fixedly mounted between the lower end and positioning support 5 of the spinner handle 62
The upper end of spring 64, the spinner handle 62 is equipped with strip 61 close to the side of positioning support 5, and the end of the strip 61 is equipped with and card
The matched barb 63 of slot 73；
The screens spring 64 is in compressive state, is buckled in the strip 61 of spinner handle 62 in rectangular straight slot 52, at this point, square
The part that shape through slot 52 is equipped with strip 61 is equipped with horizontal empty slot (not marking in figure), and the horizontal empty slot can accommodate strip 61
It is rotated with spinner handle 62 unobstructed；Inserted block 72 is set in rectangular straight slot 52, barb 63 is by inlay card in making inserted block in card slot 73
The certain position being fixed in rectangular straight slot presses 62 bottom of spinner handle, and barb 63 can be made to leave card slot 73, realizes the perpendicular of inserted block 72
Translation is dynamic.
Wherein, described two pliers 3 with line of symmetry when being abutted against but being disjoint, the first clamp handle 11 and the second 21 handles of pincers
It is parallel to each other, and the distance between its outer edge is 20mm, the line of symmetry is the central axis of reduction forceps, first clamp handle
11 and second the length of clamp handle 21 be 80mm, the length of first claw beam 12 and the second claw beam 22 is 85mm；The inserted block 72
Height be 90mm, it is bigger than normal compared to conventional reduction forceps specification, mandible body and lower jaw are accommodated while capable of effectively clamping
Device is fixed at angle, and then plays the role of fixed mandibular.
Wherein, the length of the connecting column 51 is 10mm, and length of the positioning support 5 in 51 axial direction of connecting column is
30mm。
The remporomandibular joint fracture excision line of the lower jaw reduction forceps pass through connecting column 51 when in use, by the fixed device of angle of mandible
It is fixed on reduction forceps with the cooperation of nut 8, supporting element 7 is then inserted into rectangular straight slot 52, supporting plate 71 is located at close to reduction forceps
Then side adjusts position of the supporting element 7 relative to positioning support 5 according to operation actual demand, and then can guarantee that operation is steady
Fixed progress；After operation, 62 lower end of spinner handle is pressed, barb 63 is made to be detached from card slot 73, can be used in adjusting or taking out branch
Support member 7 facilitates postoperative cleaning.
Plier 3 is set as cambered surface triangle shape, can guarantee there are multiple contact points when pincers are held, and guarantees the stabilization that pincers are held, and increases
The pincers holding force of remporomandibular joint prevents from slipping in art；Plier sandwich serface surface assists high-temperature resistant rubber, is preferably bonded bone face,
Increase pincers holding force；The fixed device of angle of mandible is assemblied together with reduction forceps, significantly more efficient to prevent fracture from shifting repeatedly；Assembling letter
It is single, it not only can be used alone, but also can be used in combination；Overall structure advantages of simple is easy to use, can guarantee that progress is not in art
By Instrumental effects, it is easy to sterilize, is suitable for promoting the use of.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
- The excision line of the lower jaw reduction forceps 1. a kind of remporomandibular joint is fractured, which is characterized in that including reduction forceps and the fixed device of angle of mandible； The reduction forceps include the first caliper and the second caliper, and first caliper and the second caliper are hinged by pivot pin, the pivot pin Central axis direction be equipped with column type through-hole；First caliper is divided into the first clamp handle and the first claw beam, the second pincers by pivot pin two sides Body is divided into the second clamp handle and the second claw beam by pivot pin two sides, and the upper end of first clamp handle upper end and the second clamp handle is respectively equipped with phase To the first binding clip and the second binding clip of setting, the lower end of the first claw beam lower end and the second claw beam is equipped with the first pincers ring being disposed opposite to each other Ring is clamped with second, for finger grip；First claw beam and the second claw beam opposite sides are equipped with the joint portion of transversely projection, Two joint portions can be bonded to each other；Plier is removably installed in the free end of first binding clip and the second binding clip, and the sandwich serface of two pliers is cambered surface triangle Shape, two cambered surface triangle shape concave surfaces are opposite, its pincers is made to hold at least more than two contact points when cylinder；It further include the supporting element of integral structure, the supporting element includes supporting plate and inserted block, and the supporting plate surface is equipped under meeting The arc-shaped recess of jawbone curve, longitudal section inserted block and the supporting plate of the supporting element are vertically arranged, the inserted block far from supporting plate one Side is uniformly distributed several card slots from top to bottom；The fixed device of the angle of mandible includes positioning support, and the side of the positioning support is equipped with the connecting column outwardly protruded, institute It states connecting column and is externally provided with external screw thread, further include the nut with connecting column cooperation；The inside of the positioning support is equipped with and connecting column Vertically disposed rectangular straight slot, the rectangular straight slot can just accommodate inserted block, and the positioning support is set far from the side of connecting column There is positioner, the positioner is for determining the position that inserted block is located in rectangular straight slot.
- 2. a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps as described in claim 1, which is characterized in that the folder of the plier The high-temperature resistant rubber layer according to plier shape is arranged in conjunction face.
- 3. a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps as claimed in claim 2, which is characterized in that the high temperature resistant rubber Film surface is uniformly arranged bar shaped sawtooth.
- 4. a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps as described in claim 1, which is characterized in that the column type through-hole Internal diameter it is identical as the outer diameter of connecting column.
- 5. a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps as described in claim 1, which is characterized in that two engagements Portion's opposite sides are equipped with multiple fins and groove being staggered, and the fin and groove on two joint portions match each other, and realize Spacing between two joint portions is adjusted.
- 6. a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps as described in claim 1, which is characterized in that the positioner Strut including being fixed on positioning support, the spinner handle that one end installation of the remotely located support of strut can be rotated around strut, institute It states and screens spring is fixedly mounted between the lower end of spinner handle and positioning support, the upper end of the spinner handle is set close to the side of positioning support There is strip, the end of the strip is equipped with the barb with pocket matches；The screens spring is in compressive state, is buckled in the strip of spinner handle in rectangular straight slot, and inserted block is set to rectangular straight slot Interior, at this point, the part that rectangular straight slot is equipped with strip is equipped with horizontal empty slot, the horizontal empty slot can accommodate strip and rotate with spinner handle It is unobstructed；Barb, in making inserted block be fixed on the certain position in rectangular straight slot in card slot, presses spinner handle bottom by inlay card, can So that barb is left card slot, realizes the vertical shift of inserted block.
- 7. a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps as described in any one of claim 1-6, which is characterized in that institute Two pliers are stated when being abutted against with line of symmetry but being disjoint, the first clamp handle and the second clamp handle are parallel to each other, and its outer edge The distance between be 20mm, the line of symmetry be reduction forceps central axis.
- 8. a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps as claimed in claim 7, which is characterized in that first clamp handle It is 80mm with the length of the second clamp handle, the length of first claw beam and the second claw beam is 85mm；The height of the inserted block is 90mm。
- 9. a kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps as claimed in claim 8, which is characterized in that the connecting column Length is 10mm, and length of the positioning support in connecting column axial direction is 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821997221.0U CN209595843U (en) | 2018-11-30 | 2018-11-30 | A kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821997221.0U CN209595843U (en) | 2018-11-30 | 2018-11-30 | A kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209595843U true CN209595843U (en) | 2019-11-08 |
Family
ID=68395140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821997221.0U Expired - Fee Related CN209595843U (en) | 2018-11-30 | 2018-11-30 | A kind of remporomandibular joint fracture excision line of the lower jaw reduction forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209595843U (en) |
-
2018
- 2018-11-30 CN CN201821997221.0U patent/CN209595843U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 Termination date: 20201130 |