CN105055005B - A kind of Middle face three-dimensional bone tractor - Google Patents
A kind of Middle face three-dimensional bone tractor Download PDFInfo
- Publication number
- CN105055005B CN105055005B CN201510541264.2A CN201510541264A CN105055005B CN 105055005 B CN105055005 B CN 105055005B CN 201510541264 A CN201510541264 A CN 201510541264A CN 105055005 B CN105055005 B CN 105055005B
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- Prior art keywords
- stent
- traction
- skull
- screw
- vertical distraction
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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 or setting implements
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors, contractors
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6433—Devices extending alongside the bones to be positioned specially adapted for use on body parts other than limbs, e.g. trunk or head
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of Middle face three-dimensional bone tractor, include at least：Stent, skull fixing glue, traction nail, traction fiber, further include rotation external member and retaining screw, wherein described stent includes horizontal skull stent, vertical distraction stent and horizontally tracting stent, it is key way body bindiny mechanism among the horizontal skull stent, horizontal skull stent can fix one or more vertical distraction stents by retaining screw as needed, horizontally tracting stent and rotation external member are fixed on vertical distraction stent by retaining screw, and traction screw is by reinforcing screw connection on vertical distraction stent or horizontally tracting stent or rotation external member.The present invention can to front haulage while, can also realize differentiated levels, the traction of different vertical angles 3 d traction, resetted for the three dimensions of facial fracture section, or recover or rebuild its one more perfect medical instrument that is light-weight, adjusting simplicity of face shape offer by the 3 d traction of facial bone section.
Description
Technical field：
The invention belongs to medical instruments field, is related to a kind of bone tractor, especially a kind of Middle face three-dimensional bone tractor.
Background technology：
Fixed Middle face bone tractor (Mid-face Distraction Osteogenesis Devices) outside skull
Otherwise referred to as outer fixed skull tractor.The outer tractor for fixing of existing skull mainly for maxillary development deficiency patient,
The part upper jaw bone section sectioned can only be drawn to front, after Le Fort osteotomy to recover its normal face type.For upper
Be recessed patient after jaw fracture, can only make its reset to the bone section that front haulage fractures., can only for hemifacial atrophy patient
Part maxilla bone piece is drawn forward, recovers front (front and rear to) richness of face type to a certain extent, but side is recessed
Falling into solve.Therefore, have substantial amounts of patient need to by jawbone to front haulage while, also to side draw, with the same time recover just,
The richness of side face type.And for jawbone (including maxilla, mandibular), cheekbone closed, depressed fracture patient, also together
Sample needs at the same time to draw forward, to side, the jawbone of displacement fracture, cheekbone is accurately resetted.And existing outer fixed skull traction
The single of device far can not meet clinical needs to front haulage.
Inventor had once applied for " a kind of adjustable mid-face bone tractor ", Patent No. CN201010113708.X.'s
Invention, and the invention of Patent No. CN201020118494.0, but its can only realize in face of horizontal direction in the range of 180 degree lead
Draw, can not achieve vertically to traction, and the adjusting of thick and heavy, the horizontal skull support width of overall structure is extremely complex.
The content of the invention：
The shortcomings that it is an object of the invention to overcome the above-mentioned prior art, there is provided a kind of Middle face three-dimensional bone tractor, increases
Added horizontally tracting stent, rotation external member, enabling to front haulage while, can also realize differentiated levels, different perpendicular
The 3 d traction of squareness traction.Horizontal skull stent contiguous block is instead of with key way body connection structure, with retaining screw generation
Vertical distraction stent contiguous block has been replaced, has alleviated overall weight, has been adjusted more easy.
The purpose of the present invention is what is be achieved through the following technical solutions：
A kind of Middle face three-dimensional bone tractor, includes at least：Stent, skull fixing glue, traction nail, traction fiber, further include
External member and retaining screw are rotated, wherein the stent includes horizontal skull stent, vertical distraction stent and horizontally tracting stent, institute
State and connected among horizontal skull stent by key way body structure, horizontal skull stent can be fixed by retaining screw as needed
One or more vertical distraction stents, horizontally tracting stent and rotation external member are fixed on vertical distraction stent by retaining screw
On, traction screw is by reinforcing screw connection on vertical distraction stent or horizontally tracting stent or rotation external member.
Arc-shaped slide rail is provided with the horizontal skull stent.
The vertical distraction stent has two kinds of specifications, a kind of to be slided along the arc-shaped slide rail on horizontal skull stent, and leads to
The optional position that retaining screw is fixed on arc-shaped slide rail is crossed, another vertical distraction stent is fixed on the body of horizontal skull stent
On.
The vertical distraction stent one side is equipped with the square hole that can pass through traction screw, and another side is equipped with side by side can pass through rotation
The circular hole of external member.
Horizontal skull stent is fixed in patient's skull by the skull fixing glue.
Multiple traction screws are connected with the vertical distraction stent, horizontally tracting stent and rotation external member, against patient
The different point of Middle face, fixed more pieces of tractions titanium nail, traction titanium nail are connected to different traction screws by traction fiber from face.
The horizontally tracting stent is equipped with the square hole that can pass through traction screw.
Described rotation external member one end is equipped with the square hole that can pass through traction screw.
The retaining screw includes key way body retaining screw, vertical distraction stent retaining screw, rotation external member maintenance spiral shell
Silk.
Beneficial effects of the present invention：
1st, horizontal skull stent uses key way body connection structure, and compared with the stent contiguous block used before, weight becomes
Gently, adjust easy；
2nd, horizontally tracting stent is added, it is convenient to carry out traction immediately ahead of bilateral；
3rd, rotation external member is added, it is possible to achieve different angle is drawn.
Brief description of the drawings：
Fig. 1 is horizontal skull supporting structure schematic diagram；
Fig. 2 is key way body retaining screw schematic diagram；
Fig. 3 is vertical distraction supporting structure schematic diagram；
Fig. 4 is different size vertical distraction stent comparison diagram；
Fig. 5 is overall structure diagram figure of the present invention；
Fig. 6 is 1 structure chart of embodiment；
Fig. 7 is 2 structure chart of embodiment；
Fig. 8 is 3 structure chart of embodiment；
Fig. 9 is 4 structure chart of embodiment；
1 is horizontal skull stent (1)；2 be horizontal skull stent (2)；3 be the arc-shaped slide rail on horizontal skull stent (1)
(3)；4 be the arc-shaped slide rail (4) on horizontal skull stent (2)；5 be the key way of horizontal skull stent (1) center section；6 be water
The body of flat skull stent (2) center section；7 be key way body retaining screw；9 be vertical distraction stent；10 be vertical distraction
Stent retaining screw；12 be the vertical distraction stent suitable for the body 6 of horizontal skull stent (2)；13 be traction screw；14 are
Rotate the retaining screw of external member；15 be rotation external member；16 be horizontally tracting stent；17 be skull retention pin；18 be traction screw
Reinforce screw；19 be traction fiber；20 be traction nail.
Embodiment：
The present invention is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1, 2, horizontal skull stent (1) and horizontal skull stent (2) end are respectively arranged with 5 " screws
Horizontal skull stent (1) and horizontal skull stent (2), are fixed in patient's skull by hole " by medical titanium screw 17.Horizontal cranium
Be respectively arranged with arc-shaped slide rail (3) and arc-shaped slide rail (4) on bone stent (1) and horizontal skull stent (2), arc-shaped slide rail substantially with
The surface side of people, front appearance radian are consistent, and arc-shaped slide rail (3) and arc-shaped slide rail (4) are totally continuous, and cover facing side
Side, front 180 degree scope.The center section of horizontal skull stent (1) is provided with key way 5, the pars intermedia of horizontal skull stent (2)
Set up separately and be equipped with body 6.In the fully-inserted key way 5 of the energy of body 6, and the depth by adjusting the insertion key way 6 of body 5 adjusts horizontal cranium
Width between bone stent (1) and (2), to adapt to the width of different patient's skulls, and can be consolidated in the position by key way body
Horizontal skull stent (1) and horizontal skull stent (2) are fixed together by position screw 7.
The vertical distraction stent has two kinds of specifications：Vertical distraction stent 9 and vertical distraction stent 12.
As shown in figure 3, vertical distraction stent 9 can be slided along the arc on horizontal skull stent (1) and horizontal skull stent (2)
Rail (3) and arc-shaped slide rail (4) slide, and are fixed on a certain position by vertical distraction stent retaining screw 10.This function can
With meet only needs install a vertical distraction stent when, in the presence of in the range of 180 degree diverse location traction.
As shown in figure 4, vertical distraction stent 12：When 6 part of body of horizontal skull stent (2) is from horizontal stand (1)
When 5 part of key way extracts certain length out, 6 part of body of horizontal skull stent (2) will be exposed.Because of horizontal skull stent
(2) 6 segment thickness of body is less than horizontal skull stent (2), so being led suitable for horizontal skull stent (1) and the vertical of (2)
Draw the body 6 that stent 9 is not suitable for horizontal skull stent (2) then.As needed to install vertical distraction stent in the part just, then
Vertical distraction stent 9 is unavailable.Led for this reason, the present invention has designed and produced the vertical of body 6 for being suitable for horizontal skull stent (2)
Draw stent 12.The bayonet of vertical distraction stent 12 is less than vertical distraction stent 9.
As shown in figure 5, vertical distraction stent 9 and 12 one side of vertical distraction stent are equipped with and fit in through traction screw 13
On the one hand multiple square holes, so can ensure that traction screw 13 can be along same vertical distraction stent 9 or vertical distraction stent 12
Position is arbitrarily adjusted on above-below direction, realizes the horizontal direction traction of same position different height face bone section in the presence of.Vertically
It is 1-3mm that 9 and 12 another side of towing bracket, which is equipped with multiple circular holes, circular hole spacing side by side, and the retaining screw 14 for rotating external member passes through
Circular hole is fixed on required position by external member 15 is rotated.Rotation external member 15 can limit the lead of traction screw 13, so can be with
The different angle traction of same position, vertical direction in face of realization.Horizontally tracting stent 16 is installed on vertical distraction stent, water
Flat towing bracket 16 is equipped with the multiple square holes for fitting in through traction screw 13, is led by the installation in the both sides of horizontal stand 16
Draw screw rod 13, can realize the front traction of bilateral.
As shown in Figure 1, 2, it is the use of the wider patient of skull.Body 6 can partly be extracted out from key way 5 as needed,
To reach the demand of suitable patient's skull width.Need to go out to install vertical distraction stent in body 6 as lucky, then installation and body
6 matched vertical distraction stents 12.The traction of other positions and angle is four with more than.
Embodiment 1：As shown in fig. 6, drawn for unilateral front.The skull fixing glue 17 of horizontal skull stent both sides will
Horizontal skull stent (1) and horizontal skull stent (2) are fixed on the skull of patient；1 is installed in horizontal skull stent (1) to hang down
Straight towing bracket 9；Vertical distraction stent longitudinal arrangement has the square hole that a row can pass through traction screw 13, during traction screw 13 is mounted in
Between square hole in；One 20 one end of traction nail is fixed on to the lateral surface of upper jaw bone section on the left of patient, 20 other end of traction nail leads to
Traction fiber 19 is crossed from the traction screw 13 being connected between jaw on vertical distraction stent 9, can be added by rotating clockwise traction screw
Power screw 18, traction screw 13 will affect traction fiber 19, and maxillary bone folded block on the left of patient is drawn to expection to front
Position, when rotating clockwise traction screw reinforcing screw 18, traction screw 13 will affect traction fiber 19, so as to draw jawbone
Bone section often rotates 1 week traction screw reinforcing screw 18, traction fiber 19 will affect bone piece to move 0.5mm to desired location.Generally
Draw daily twice, each 0.5mm, the morning 1 time, afternoon 1 time.The unilateral front traction of maxillofacial bone can be achieved.Because hang down
Straight 9 position of towing bracket is adjustable, so, it can be drawn in the optional position in front.
Embodiment 2：As shown in fig. 7, it is traction immediately ahead of bilateral, on the basis of embodiment 1, in vertical distraction stent 9
1 horizontally tracting stent 12 of upper installation.By 2 traction screws 13 through the hole of suitable location on horizontally tracting stent 12, pass through
Traction screw 13 is connected by traction fiber 19 with traction nail 20, rotates clockwise traction screw reinforcing screw 18, you can realize jaw face
Traction immediately ahead of the bilateral of bone.
Embodiment 3：As shown in figure 8, the traction angle for same position in the range of front, side 180.Rotate external member 15
Desired position on vertical distraction stent 9 is fixed on by rotating external member retaining screw 14, and adjusts the angle of rotation external member 15,
To meet required traction angle.Traction screw 13 is through the hole in rotation external member 15, by traction fiber 19 by traction screw 13
It is connected with traction nail 20, rotates clockwise traction screw reinforcing screw 18, you can realize maxillofacial bone in front, 180 model of side
Enclose the traction angle of interior same position.Because 9 position of vertical distraction stent is adjustable, can be in front, any position of side
Put and drawn.If necessary, multiple vertical distraction stents 9 and (or) multiple rotation external member retaining screws 14 and rotation can be also installed
External member 15, is carried out at the same time traction.
Embodiment 4：As shown in figure 9, drawn for unilateral side.(as left side needs on horizontal skull stent (1) or (2)
Side is wanted to draw, then on horizontal skull stent (1)；Conversely, on horizontal skull stent (2)) installation 1 or more
A vertical distraction stent 9.By one or more traction screws 13 through the hole of suitable location on vertical distraction stent 9, pass through traction
Traction screw 13 is connected by silk 19 with traction nail 20, rotates clockwise traction screw reinforcing screw 18, you can realize maxillofacial bone
Unilateral side traction.Because 9 position of vertical distraction stent is adjustable, it can be drawn in the optional position of side.
The above described is only a preferred embodiment of the present invention, not make limitation in any form to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when method and technology contents using the disclosure above make it is a little more
Equivalent embodiment that is dynamic or being modified to equivalent variations, as long as being the content without departing from technical solution of the present invention, according to the present invention's
Any simple modification, equivalent change and modification that technical spirit makees above example, still falls within technical solution of the present invention
In the range of.
Claims (6)
1. a kind of Middle face three-dimensional bone tractor, includes at least：Stent, skull fixing glue, traction nail, traction fiber, its feature exist
In：Rotation external member and retaining screw are further included, wherein the stent is led including horizontal skull stent, vertical distraction stent and level
Draw stent, be key way body bindiny mechanism among the horizontal skull stent, horizontal skull stent fixes one by retaining screw
A or multiple vertical distraction stents, horizontally tracting stent and rotation external member are fixed on vertical distraction stent by retaining screw；
Traction screw is by reinforcing screw connection on vertical distraction stent or horizontally tracting stent or rotation external member；
Wherein, the vertical distraction stent one side is equipped with the square hole that can pass through traction screw, and another side is equipped with side by side can pass through rotation
The circular hole of pivoted housing part；The horizontally tracting stent is equipped with the square hole that can pass through traction screw；Described rotation external member one end is equipped with
The square hole of traction screw can be passed through.
A kind of 2. Middle face three-dimensional bone tractor according to claim 1, it is characterised in that：On the horizontal skull stent
It is provided with arc-shaped slide rail.
A kind of 3. Middle face three-dimensional bone tractor according to claim 2, it is characterised in that：The vertical distraction stent has
Two kinds of specifications, a kind of vertical distraction stent are fixed on the optional position of arc-shaped slide rail, and another vertical distraction stent is fixed on water
On the body of flat skull stent.
A kind of 4. Middle face three-dimensional bone tractor according to claim 1, it is characterised in that：The skull fixing glue is by water
Flat skull stent is fixed in patient's skull.
A kind of 5. Middle face three-dimensional bone tractor according to claim 1, it is characterised in that：The vertical distraction stent,
Multiple traction screws are connected with horizontally tracting stent and rotation external member, the point different against patient's Middle face, fixed more pieces are led
Draw titanium nail, traction titanium nail is connected to different traction screws by traction fiber from face.
A kind of 6. Middle face three-dimensional bone tractor according to claim 1, it is characterised in that：The retaining screw includes bolt
Road body retaining screw, vertical distraction stent retaining screw, rotation external member retaining screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510541264.2A CN105055005B (en) | 2015-08-28 | 2015-08-28 | A kind of Middle face three-dimensional bone tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510541264.2A CN105055005B (en) | 2015-08-28 | 2015-08-28 | A kind of Middle face three-dimensional bone tractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105055005A CN105055005A (en) | 2015-11-18 |
| CN105055005B true CN105055005B (en) | 2018-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510541264.2A Expired - Fee Related CN105055005B (en) | 2015-08-28 | 2015-08-28 | A kind of Middle face three-dimensional bone tractor |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3391693A (en) * | 1966-02-11 | 1968-07-09 | Georgiade | Cranial fixation apparatus |
| CN2214168Y (en) * | 1995-01-25 | 1995-12-06 | 祝继斌 | Outer fixing lower jaw fracture tractor |
| CN2345165Y (en) * | 1998-10-31 | 1999-10-27 | 戴刚 | Adjustable skull traction appliance |
| 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 |
| CN201624763U (en) * | 2010-02-12 | 2010-11-10 | 中国人民解放军第四军医大学口腔医院 | An adjustable mid-face bone distractor |
| CN204909606U (en) * | 2015-08-28 | 2015-12-30 | 冯志宏 | Three -dimensional bone tractor in face middle part |
-
2015
- 2015-08-28 CN CN201510541264.2A patent/CN105055005B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3391693A (en) * | 1966-02-11 | 1968-07-09 | Georgiade | Cranial fixation apparatus |
| CN2214168Y (en) * | 1995-01-25 | 1995-12-06 | 祝继斌 | Outer fixing lower jaw fracture tractor |
| CN2345165Y (en) * | 1998-10-31 | 1999-10-27 | 戴刚 | Adjustable skull traction appliance |
| 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 |
| CN201624763U (en) * | 2010-02-12 | 2010-11-10 | 中国人民解放军第四军医大学口腔医院 | An adjustable mid-face bone distractor |
| CN204909606U (en) * | 2015-08-28 | 2015-12-30 | 冯志宏 | Three -dimensional bone tractor in face middle part |
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| Publication number | Publication date |
|---|---|
| CN105055005A (en) | 2015-11-18 |
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