CN113576633B - Jaw face external traction fixing support - Google Patents
Jaw face external traction fixing support Download PDFInfo
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- CN113576633B CN113576633B CN202110792470.6A CN202110792470A CN113576633B CN 113576633 B CN113576633 B CN 113576633B CN 202110792470 A CN202110792470 A CN 202110792470A CN 113576633 B CN113576633 B CN 113576633B
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- rod
- fixed
- movable rod
- telescopic mechanism
- dead lever
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like for external osteosynthesis, e.g. distractors, contractors
- A61B17/66—Alignment, compression or distraction mechanisms
- A61B17/663—Alignment, compression or distraction mechanisms for jaw bones, e.g. subcutaneous distractors with external access
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a maxillofacial external traction fixing bracket, which comprises two arc-shaped clamping arms, wherein the two clamping arms are symmetrically arranged, a first telescopic mechanism is arranged between the two clamping arms, two ends of the first telescopic mechanism are respectively hinged with the clamping arms through first hinges, the length of the first telescopic mechanism can be fixed, a plurality of first sleeve blocks are slidably sleeved on the clamping arms, a first positioning screw rod is arranged at the top of each first sleeve block and is in threaded fit with the first sleeve blocks, the first sleeve blocks are abutted and fixed through screwing the first positioning screw rods, a second positioning screw rod is arranged on the side wall of each second sleeve block and is in threaded fit with the second sleeve blocks, and the second sleeve blocks are abutted and fixed through the second positioning screw rods, so that the problem that most of the existing maxillofacial external traction fixing brackets are inconvenient to adjust is solved, is difficult to adapt to the fixation of different jaw parts.
Description
Technical Field
The invention relates to the technical field of fixing supports, in particular to an external traction fixing support for a maxillofacial region.
Background
The maxillofacial region is the anatomical position of the maxillofacial region including the facial region, the oral region and the neck region, and is located below the hairline, above the neck region and the clavicle region, and in the front of the tragus, except for the eyes and the nose, the maxillofacial region includes the facial region, the oral region and the neck region.
At present, the treatment of the maxillofacial fracture mainly adopts surgical incision reduction, and then the fracture is fixed by a titanium plate, in the operation process, the fracture area is often required to be widely stripped, so that a patient is caused with larger wound, meanwhile, unnecessary side injury can be caused, and most of the existing maxillofacial external traction fixing supports are inconvenient to adjust and are difficult to adapt to the fixation of different maxillofacial parts, so the invention provides the maxillofacial external traction fixing support to solve the problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a jaw external traction fixing support, and the specific technical scheme is as follows:
the jaw face external traction fixing support comprises two clamping arms which are arc-shaped and symmetrically arranged, a first telescopic mechanism is arranged between the two clamping arms, two ends of the first telescopic mechanism are respectively hinged with the clamping arms through first hinges, the length of the first telescopic mechanism can be fixed, a plurality of first sleeve blocks are slidably sleeved on the clamping arms, a first positioning screw rod is arranged at the top of each first sleeve block and is in threaded fit with the first sleeve blocks, the first sleeve blocks are abutted and fixed through screwing the first positioning screw rod, a second telescopic mechanism is fixedly arranged on the outer side of each first sleeve block, a mounting block is fixedly arranged at the other end of each second telescopic mechanism, a third telescopic mechanism is fixedly arranged at the bottom of the mounting block and comprises a third movable rod, the utility model discloses a clamp arm, including third movable rod, second cover piece lateral wall, second cover piece inboard, first telescopic machanism bottom both sides are fixed positioning mechanism that is provided with respectively, positioning mechanism is used for fixing the position of arm lock.
Preferably, first telescopic machanism includes first dead lever, first dead lever one end is passed through first hinge with the arm lock is articulated, the first dead lever other end slides to insert and is equipped with first movable rod, first movable rod is kept away from the one end of first dead lever is through another first hinge is with another the arm lock is articulated, the first dead lever outside is provided with first elasticity screw rod, first elasticity screw rod with first dead lever screw-thread fit, first movable rod is through screwing first elasticity screw rod is screwed and is supported fixedly.
Preferably, a slot is transversely formed in one end of the first fixing rod, the first movable rod is inserted into the slot, first sliding blocks are fixedly arranged at the top and the bottom of the first movable rod, the first sliding blocks are respectively arranged in the two first sliding grooves in a sliding mode, and the first sliding grooves are respectively transversely formed in the top and the bottom of the slot.
Preferably, the second telescopic mechanism comprises a second fixed rod, a second movable rod is inserted into the inner side of the second fixed rod, a second tightening screw is arranged on the side wall of the second fixed rod, the second tightening screw is in threaded fit with the second fixed rod, the second movable rod is abutted and fixed by screwing the second tightening screw, and one end of the second fixed rod, far away from the second movable rod, is fixedly connected with the mounting block.
Preferably, the third telescopic mechanism further comprises a third fixed rod, the third fixed rod is fixedly connected with the mounting block, a third movable rod is inserted into the bottom end of the third fixed rod, a third tightening screw is arranged on the outer side of the third fixed rod, the third tightening screw is in threaded fit with the third fixed rod, and the third movable rod is abutted and fixed by screwing the third tightening screw.
Preferably, the fixed electric putter that is provided with of third dead lever lateral wall, electric putter is located directly over the third elasticity screw rod, electric putter keeps away from the one end of third dead lever is rotated through the pivot and is provided with the briquetting, the briquetting supports the third elasticity screw rod outside.
Preferably, the positioning mechanism comprises a vertical rod, the vertical rod is fixedly arranged at the bottom of the first fixing rod, a second sliding groove is longitudinally formed in the inner side of the vertical rod, a second sliding block is arranged in the second sliding groove in a sliding mode, a fourth telescopic mechanism is fixedly arranged on the inner side of the second sliding block and is hinged to a third sleeve block through a second hinge, the third sleeve block is fixedly sleeved on a supporting rod, and the supporting rod is fixedly arranged at the bottom of the clamping arm.
Preferably, the fourth telescopic mechanism comprises a fourth fixed rod, the fourth fixed rod is fixedly connected with the second sliding block, a fourth movable rod is inserted into the inner side of the fourth fixed rod and is hinged to the third sleeve block through a second hinge, a fourth tightening screw is arranged on the side wall of the fourth fixed rod and is in threaded fit with the fourth fixed rod, and the fourth movable rod is screwed to abut against and is fixed to the fourth tightening screw.
Compared with the prior art, the invention has the beneficial effects that:
1. through the structures such as the arranged clamping arms, the first movable rod, the first fixed rod and the like, according to the difference of the skull of a patient, the depth of the first movable rod inserted into the first fixed rod is adjusted, the opening angle of the clamping arms is adjusted simultaneously, the clamping arms are fixed through the positioning mechanism, the two clamping arms are horizontally clamped and fixed on the two sides of the head, the position of the first sleeve block is slid according to needs, the depth of the second movable rod inserted into the second fixed rod is adjusted, the depth of the third movable rod inserted into the third fixed rod is adjusted according to needs, each traction nail is connected with the second sleeve block through a traction rubber band, and therefore the operation is completed, and the problems that most of the existing jaw external traction fixing supports are inconvenient to adjust and difficult to adapt to fixing of different jaws are solved;
2. the first sliding block, the first sliding chute and other structures are arranged, so that the first movable rod can stably slide in the first fixed rod, and the first movable rod is prevented from slipping from the first fixed rod;
3. the electric push rod is started to contract through the structures such as the electric push rod and the pressing block, the electric push rod drives the pressing block to abut against the outer side of the third elastic screw, and the third elastic screw is prevented from loosening in the using process;
4. through montant, third nest of blocks and fourth dead lever isotructure that set up, during arm lock angle modulation, the second slider is along reciprocating, and the fourth movable rod is flexible simultaneously, and after arm lock angle modulation, the position of the fixed fourth movable rod of the fourth elasticity screw rod of screwing can fix the arm lock.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a top view of a maxillofacial external traction fixation frame in accordance with the present invention;
FIG. 2 is a top cross-sectional view of the maxillofacial external distraction fixation frame of the present invention;
FIG. 3 is an enlarged view of the portion A of the maxillofacial external traction fixation frame according to the present invention;
FIG. 4 is a cross-sectional view of a first rod of the extramaxillofacial distraction fixation bracket of the present invention;
FIG. 5 is a front view of a mounting block in the maxillofacial external distraction fixation frame in accordance with the present invention;
FIG. 6 is a rear view of the mounting block in the maxillofacial external distraction fixation frame according to the present invention;
fig. 7 is an enlarged view of the part B of the maxillofacial external traction fixation bracket provided by the invention.
In the figure: 1-clamping arm, 2-second chute, 3-second fixed rod, 4-second loose screw, 5-second movable rod, 6-mounting block, 7-first sleeve block, 8-first positioning screw, 9-first hinge, 10-first movable rod, 11-first loose screw, 12-first fixed rod, 13-first chute, 14-slot, 15-first slide block, 16-third fixed rod, 17-third movable rod, 18-second sleeve block, 19-traction rubber band, 20-second positioning screw, 21-electric push rod, 22-rotating shaft, 23-pressing block, 24-third loose screw, 25-supporting rod, 26-third sleeve block, 27-fourth movable rod, 28-fourth loose screw, 29-fourth fixed rod, 30-vertical rod, 31-second sliding block and 32-second hinge.
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.
Referring to fig. 1-7, a jaw external traction fixing bracket comprises two clamping arms 1, the clamping arms 1 are arc-shaped, the two clamping arms 1 are symmetrically arranged, a first telescopic mechanism is arranged between the two clamping arms 1, two ends of the first telescopic mechanism are respectively hinged with the clamping arms 1 through first hinges 9, the length of the first telescopic mechanism can be fixed, a plurality of first sleeve blocks 7 are slidably sleeved on the clamping arms 1, a first positioning screw 8 is arranged at the top of each first sleeve block 7, the first positioning screw 8 is in threaded fit with the first sleeve blocks 7, the first sleeve blocks 7 are abutted and fixed by screwing the first positioning screw 8, a second telescopic mechanism is fixedly arranged on the outer side of each first sleeve block 7, a mounting block 6 is fixedly arranged at the other end of each second telescopic mechanism, a third telescopic mechanism is fixedly arranged at the bottom of the mounting block 6, the third telescopic mechanism comprises a third movable rod 17, and a second sleeve block 18 is movably arranged at the lower end of the third movable rod 17, a second positioning screw 20 is arranged on the side wall of the second sleeve block 18, the second positioning screw 20 is in threaded fit with the second sleeve block 18, the second sleeve block 18 is abutted and fixed by screwing the second positioning screw 20, a traction rubber band 19 is fixedly arranged on the inner side of the second sleeve block 18, two sides of the bottom of the first telescopic mechanism are respectively and fixedly provided with a positioning mechanism for fixing the position of the clamping arm 1, the first telescopic mechanism comprises a first fixed rod 12, one end of the first fixed rod 12 is hinged with the clamping arm 1 through a first hinge 9, the other end of the first fixed rod 12 is slidably inserted with a first movable rod 10, one end of the first movable rod 10 far away from the first fixed rod 12 is hinged with the other clamping arm 1 through another first hinge 9, a first loosening screw 11 is arranged on the outer side of the first fixed rod 12, the first loosening screw 11 is in threaded fit with the first fixed rod 12, the first movable rod 10 is abutted and fixed by screwing the first loosening screw 11, the second telescopic mechanism comprises a second fixed rod 3, a second movable rod 5 is inserted into the inner side of the second fixed rod 3, a second tightening screw 4 is arranged on the side wall of the second fixed rod 3, the second tightening screw 4 is in threaded fit with the second fixed rod 3, the second movable rod 5 is abutted and fixed through screwing the second tightening screw 4, one end, far away from the second fixed rod 3, of the second movable rod 5 is fixedly connected with the mounting block 6, the third telescopic mechanism further comprises a third fixed rod 16, the third fixed rod 16 is fixedly connected with the mounting block 6, a third movable rod 17 is inserted into the bottom end of the third fixed rod 16, a third tightening screw 24 is arranged on the outer side of the third fixed rod 16, the third tightening screw 24 is in threaded fit with the third fixed rod 16, and the third movable rod 17 is abutted and fixed through screwing the third tightening screw 24.
Through the arrangement of the clamping arms 1, the first movable rod 10, the first fixed rod 12 and other structures, according to the difference of the skull of a patient, the depth of the first movable rod 10 inserted into the first fixed rod 12 is adjusted, the position of the first movable rod 10 is fixed by screwing the first tightening screw 11, the opening angle of the clamping arms 1 is adjusted at the same time, the clamping arms 1 are fixed through the positioning mechanism, the two clamping arms 1 are horizontally clamped and fixed on the two sides of the head, the position of the first sleeve 7 is slid according to the requirement and fixed through screwing the first positioning screw 8, the depth of the second movable rod 5 inserted into the second fixed rod 3 is adjusted, the second tightening screw 4 is screwed to abut against and fix, the depth of the third movable rod 17 inserted into the third fixed rod 16 is adjusted according to the requirement and abut against and fix through screwing the third tightening screw 24, each traction nail is connected with the second sleeve 18 through a traction rubber band 19, the operation is completed, and the problems that most of the existing jaw external traction fixing supports are inconvenient to adjust and difficult to adapt to the fixation of different jaw parts are solved;
as the improvement of the above technical scheme, a slot 14 is transversely opened at one end of the first fixing rod 12, a first movable rod 10 is inserted into the slot 14, first sliding blocks 15 are fixedly arranged at the top and the bottom of the first movable rod 10, the two first sliding blocks 15 are respectively slidably arranged in the two first sliding grooves 13, and the two first sliding grooves 13 are respectively transversely opened at the top and the bottom of the slot 14.
Through the arrangement of the first sliding block 15, the first sliding chute 13 and other structures, the first movable rod 10 can be ensured to stably slide in the first fixed rod 12, and meanwhile, the first movable rod 10 is prevented from slipping from the first fixed rod 12;
as an improvement of the above technical solution, an electric push rod 21 is fixedly arranged on the side wall of the third fixing rod 16, the electric push rod 21 is located right above the third tightening screw 24, one end of the electric push rod 21, which is far away from the third fixing rod 16, is rotatably provided with a pressing block 23 through a rotating shaft 22, and the pressing block 23 abuts against the outer side of the third tightening screw 24.
The electric push rod 21 is started to contract through the structures such as the electric push rod 21 and the pressing block 23, the electric push rod 21 drives the pressing block 23 to abut against the outer side of the third tightening screw 24, and the phenomenon that the third tightening screw 24 is loosened in the using process is prevented;
as an improvement of the above technical solution, the positioning mechanism includes a vertical rod 30, the vertical rod 30 is fixedly disposed at the bottom of the first fixing rod 12, a second sliding groove 2 is longitudinally disposed on the inner side of the vertical rod 30, a second slider 31 is slidably disposed in the second sliding groove 2, a fourth telescopic mechanism is fixedly disposed on the inner side of the second slider 31, the fourth telescopic mechanism is hinged to the third sleeve 26 through a second hinge 32, the third sleeve 26 is fixedly sleeved on the supporting rod 25, the supporting rod 25 is fixedly disposed at the bottom of the clamping arm 1, the fourth telescopic mechanism includes a fourth fixing rod 29, the fourth fixing rod 29 is fixedly connected to the second slider 31, a fourth movable rod 27 is inserted into the inner side of the fourth fixing rod 29, the fourth movable rod 27 is hinged to the third sleeve 26 through the second hinge 32, a fourth elastic screw 28 is disposed on a side wall of the fourth fixing rod 29, the fourth elastic screw 28 is in threaded fit with the fourth fixing rod 29, and the fourth movable rod 27 is abutted to and fixed through the fourth elastic screw 28.
Through the structures such as the vertical rod 30, the third set of block 26 and the fourth fixed rod 29 that set up, when arm lock 1 angle is adjusted, the second slider 31 moves up and down along, and the fourth movable rod 27 stretches out and draws back simultaneously, and after arm lock 1 angle was adjusted, the position of the fourth movable rod 27 is fixed to the fourth elastic screw 28 of screwing, can fix arm lock 1.
The working principle and the using method of the invention are as follows:
when in use, according to the difference of the skull of a patient, the depth of the first movable rod 10 inserted into the first fixed rod 12 is adjusted, the position of the first movable rod 10 is fixed by screwing the first loose screw 11, the opening angle of the clamping arm 1 is adjusted at the same time, the clamping arm 1 is fixed by the positioning mechanism, the two clamping arms 1 are horizontally clamped and fixed at the two sides of the head, the position of the first sleeve block 7 is slid according to the requirement, the clamping arm is fixed by screwing the first positioning screw 8, the depth of the second movable rod 5 inserted into the second fixed rod 3 is adjusted, the clamping arm is pressed and fixed by screwing the second loose screw 4, the depth of the third movable rod 17 inserted into the third fixed rod 16 is adjusted according to the requirement, the clamping arm is pressed and fixed by screwing the third loose screw 24, each traction nail is connected with the second sleeve block 18 through the traction rubber band 19, the operation is completed, and the structures such as the first slide block 15 and the first slide groove 13 are arranged, the first movable rod 10 can be ensured to stably slide in the first fixed rod 12, and the first movable rod 10 is prevented from slipping out of the first fixed rod 12; the electric push rod 21 is started to contract through the structures such as the electric push rod 21 and the pressing block 23, the electric push rod 21 drives the pressing block 23 to abut against the outer side of the third tightening screw 24, and the phenomenon that the third tightening screw 24 is loosened in the using process is prevented; through the structures such as the vertical rod 30, the third set of block 26 and the fourth fixed rod 29 that set up, when arm lock 1 angle is adjusted, the second slider 31 moves up and down along, and the fourth movable rod 27 stretches out and draws back simultaneously, and after arm lock 1 angle was adjusted, the position of the fourth movable rod 27 is fixed to the fourth elastic screw 28 of screwing, can fix arm lock 1.
The invention is not described in detail, but is well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The jaw face external traction fixing support comprises two clamping arms (1), wherein the clamping arms (1) are arc-shaped, and is characterized in that the clamping arms (1) are symmetrically arranged, a first telescopic mechanism is arranged between the two clamping arms (1), two ends of the first telescopic mechanism are respectively hinged with the clamping arms (1) through first hinges (9), the length of the first telescopic mechanism can be fixed, a plurality of first sleeve blocks (7) are slidably sleeved on the clamping arms (1), a first positioning screw rod (8) is arranged at the top of each first sleeve block (7), the first positioning screw rods (8) are in threaded fit with the first sleeve blocks (7), the first sleeve blocks (7) are abutted and fixed through the first positioning screw rods (8), and a second telescopic mechanism is fixedly arranged on the outer side of each first sleeve block (7), the other end of the second telescopic mechanism is fixedly provided with a mounting block (6), the bottom of the mounting block (6) is fixedly provided with a third telescopic mechanism, the third telescopic mechanism comprises a third movable rod (17), the lower end of the third movable rod (17) is movably sleeved with a second sleeve block (18), the side wall of the second sleeve block (18) is provided with a second positioning screw rod (20), the second positioning screw rod (20) is in threaded fit with the second sleeve block (18), the second sleeve block (18) is abutted and fixed by screwing the second positioning screw rod (20), the inner side of the second sleeve block (18) is fixedly provided with a traction rubber band (19), two sides of the bottom of the first telescopic mechanism are respectively and fixedly provided with a positioning mechanism, the positioning mechanisms are used for fixing the position of the clamping arm (1), the first telescopic mechanism comprises a first fixing rod (12), one end of the first fixed rod (12) is hinged with the clamping arm (1) through the first hinge (9), the other end of the first fixed rod (12) is slidably inserted with a first movable rod (10), one end of the first movable rod (10) far away from the first fixed rod (12) is hinged with the other clamping arm (1) through the other first hinge (9), a first tightening screw (11) is arranged on the outer side of the first fixed rod (12), the first tightening screw (11) is in threaded fit with the first fixed rod (12), the first movable rod (10) is screwed to abut against and fixed through the first tightening screw (11), the positioning mechanism comprises a vertical rod (30), the vertical rod (30) is fixedly arranged at the bottom of the first fixed rod (12), and a second sliding groove (2) is longitudinally formed in the inner side of the vertical rod (30), the second sliding groove (2) is provided with a second sliding block (31) in a sliding manner, the inner side of the second sliding block (31) is fixedly provided with a fourth telescopic mechanism, the fourth telescopic mechanism is hinged with a third sleeve block (26) through a second hinge (32), the third sleeve block (26) is fixedly sleeved on a supporting rod (25), the supporting rod (25) is fixedly arranged at the bottom of the clamping arm (1), the fourth telescopic mechanism comprises a fourth fixing rod (29), the fourth fixing rod (29) is fixedly connected with the second sliding block (31), a fourth movable rod (27) is inserted into the inner side of the fourth fixing rod (29), the fourth movable rod (27) is hinged with the third sleeve block (26) through the second hinge (32), the side wall of the fourth fixing rod (29) is provided with a fourth loosening screw rod (28), and the fourth loosening screw rod (28) is in threaded fit with the fourth fixing rod (29), the fourth movable rod (27) is fixed against the fourth tightening screw (28) by screwing.
2. The maxillofacial external traction fixation support of claim 1, wherein: slot (14) have transversely been seted up to first dead lever (12) one end, slot (14) interpolation is equipped with first movable rod (10), first movable rod (10) top and bottom are all fixed and are provided with first slider (15), two first slider (15) slide respectively and set up in two first spouts (13), two first spout (13) are transversely seted up respectively slot (14) top and bottom.
3. The maxillofacial external traction fixation bracket of claim 2, wherein: the second telescopic machanism includes second dead lever (3), second dead lever (3) inboard is inserted and is equipped with second movable rod (5), second dead lever (3) lateral wall is provided with second elasticity screw rod (4), second elasticity screw rod (4) with second dead lever (3) screw-thread fit, second movable rod (5) are through screwing second elasticity screw rod (4) support fixed, keep away from second movable rod (5) the one end of second dead lever (3) with installation piece (6) fixed connection.
4. The maxillofacial external traction fixation bracket of claim 3, wherein: the third telescopic machanism still includes third dead lever (16), third dead lever (16) with installation piece (6) fixed connection, third dead lever (16) bottom is inserted and is equipped with third movable rod (17), the third dead lever (16) outside is provided with third elasticity screw rod (24), third elasticity screw rod (24) with third dead lever (16) screw-thread fit, third movable rod (17) are through screwing third elasticity screw rod (24) support fixedly.
5. The maxillofacial external traction fixation bracket of claim 4, wherein: the fixed electric putter (21) that is provided with of third dead lever (16) lateral wall, electric putter (21) are located directly over third elasticity screw rod (24), electric putter (21) are kept away from the one end of third dead lever (16) is rotated through pivot (22) and is provided with briquetting (23), briquetting (23) support third elasticity screw rod (24) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110792470.6A CN113576633B (en) | 2021-07-14 | 2021-07-14 | Jaw face external traction fixing support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110792470.6A CN113576633B (en) | 2021-07-14 | 2021-07-14 | Jaw face external traction fixing support |
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| Publication Number | Publication Date |
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| CN113576633A CN113576633A (en) | 2021-11-02 |
| CN113576633B true CN113576633B (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110792470.6A Active CN113576633B (en) | 2021-07-14 | 2021-07-14 | Jaw face external traction fixing support |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101141925A (en) * | 2004-05-04 | 2008-03-12 | 芯赛斯公司 | Midface distractor |
| CN201175396Y (en) * | 2008-04-16 | 2009-01-07 | 史俊 | Jaw face external traction stationary barrier |
| CN101822568A (en) * | 2010-02-12 | 2010-09-08 | 中国人民解放军第四军医大学口腔医院 | Adjustable mid-face bone tractor and design method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2829684B1 (en) * | 2001-09-14 | 2004-07-23 | Obl | EXTERNAL BONE DISTRACTOR |
-
2021
- 2021-07-14 CN CN202110792470.6A patent/CN113576633B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101141925A (en) * | 2004-05-04 | 2008-03-12 | 芯赛斯公司 | Midface distractor |
| CN201175396Y (en) * | 2008-04-16 | 2009-01-07 | 史俊 | Jaw face external traction stationary barrier |
| CN101822568A (en) * | 2010-02-12 | 2010-09-08 | 中国人民解放军第四军医大学口腔医院 | Adjustable mid-face bone tractor and design method thereof |
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| CN113576633A (en) | 2021-11-02 |
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