CN109009375A - The resetting apparatus and its application method of tibial plateau articular step-off fracture - Google Patents
The resetting apparatus and its application method of tibial plateau articular step-off fracture Download PDFInfo
- Publication number
- CN109009375A CN109009375A CN201810887544.2A CN201810887544A CN109009375A CN 109009375 A CN109009375 A CN 109009375A CN 201810887544 A CN201810887544 A CN 201810887544A CN 109009375 A CN109009375 A CN 109009375A
- Authority
- CN
- China
- Prior art keywords
- tibial plateau
- fracture
- plateau articular
- guide pin
- bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 210000002303 tibia Anatomy 0.000 claims abstract description 25
- 210000000988 bone and bone Anatomy 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 2
- 208000010392 Bone Fractures Diseases 0.000 description 32
- 238000010586 diagram Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000002658 Intra-Articular Fractures Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001054 cortical effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
-
- 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
- A61B2017/564—Methods for bone or joint treatment
Abstract
The present invention provides the resetting apparatuses and its application method of a kind of tibial plateau articular step-off fracture, the resetting apparatus of the tibial plateau articular step-off fracture includes: bracket, positioning element and hollow sleeve, wherein, the shape of bracket matches with tibial plateau articular surface shape；Hollow sleeve is set on bracket, and positioning element is set to one end of bracket, and positioning element can be accommodated by the position that tibial plateau articular step-off is fractured, and be located on the axially-extending line of hollow sleeve.It is fixed by the bracket the general location that entire resetting apparatus is located on shin bone, layout designs based on positioning element and hollow sleeve position more precisely determine the subsequent moving line that stick is pushed up during shin bone uplifting window position and the tibial plateau articular step-off reduction of the fracture.The resetting apparatus fractured based on tibial plateau articular step-off of the invention can accurately jack up the fracture face collapsed, and not influence other normal articular surfaces, to improve the effect of operation.
Description
Technical field
The present invention relates to the field of medical instrument technology, in particular to a kind of reset dress of tibial plateau articular step-off fracture
It sets and its application method.
Background technique
Articular step-off is the common type of intra-articular fracture, and in the course of surgery, patient needs the bone under articular surface
Cadre position " windowing " (removes partial cortical with osteotome), then top stick is inserted into the lower section of articular surface, it is soft to jack up the joint collapsed
Bone, then bone grafting is fixed.
But deficiency existing for the above-mentioned operation repair mode for articular step-off is: although patient can look at straight
Articular surface, it is seen that the position collapsed, but after cannot be guaranteed top stick insertion pulp cavity, the underface of collapsed fracture is arrived on top just, from
And operation is caused to can not achieve the desired results.
Deficiency existing for operation repair mode for articular step-off in the prior art, those skilled in the art exist always
Find the method solved.
Summary of the invention
The purpose of the present invention is to provide a kind of tibial plateau articular step-off fracture resetting apparatus and its application method,
It is inaccurate using top stick top position existing for the operation repair mode of articular step-off in the prior art to solve, lead to surgical effect not
Good problem.
In order to solve the above technical problems, the present invention provides a kind of resetting apparatus of tibial plateau articular step-off fracture, institute
The resetting apparatus for stating tibial plateau articular step-off fracture includes: bracket, positioning element and hollow sleeve, wherein the bracket
Shape match with tibial plateau articular surface shape；The hollow sleeve is set on bracket, the positioning element setting
In one end of bracket, the positioning element can be accommodated by the position that tibial plateau articular step-off is fractured, and be located in described
On the axially-extending line of empty set.
Optionally, in the resetting apparatus that the tibial plateau articular step-off is fractured, the shape of the bracket is to fall
" 7 " font, the positioning element are set to down the short side end of " 7 " font.
Optionally, in the resetting apparatus that the tibial plateau articular step-off is fractured, the positioning element is one convex
Play structure.
It optionally, further include guide pin in the resetting apparatus that the tibial plateau articular step-off is fractured, the guide pin
Tibial plateau articular step-off fracture can be reached along the axially-extending line of the hollow sleeve.
Optionally, in the resetting apparatus that the tibial plateau articular step-off is fractured, further include it is hollow unbearable, it is described
The window of the hollow unbearable pulp cavity for opening up guide pin insertion shin bone on shin bone using the guide pin as rotary shaft.
It optionally, further include hollow top stick in the resetting apparatus that the tibial plateau articular step-off is fractured, it is described
Hollow top stick can move to tibial plateau articular step-off fracture lower section along the guide pin.
The present invention also provides a kind of application method of the resetting apparatus of tibial plateau articular step-off fracture, the shin bone is flat
The application method of the resetting apparatus of platform articular step-off fracture includes the following steps:
Bracket is set to the outside of tibial plateau articular surface, and positioning element is made to be placed in tibial plateau articular step-off bone
The central location of folding；
Guide pin is inserted into hollow sleeve, and makes the shin bone outside guide pin contact hollow sleeve；
It keeps guide pin position constant, while the hollow unbearable guide pin that opens up on shin bone using the guide pin as rotary shaft being used to insert
Enter the window of the pulp cavity of shin bone；
Hollow top stick is socketed on guide pin, and moves to tibial plateau articular step-off fracture lower section along guide pin.
In the resetting apparatus and its application method of tibial plateau articular step-off provided by the present invention fracture, the shin
The resetting apparatus of bone platform articular step-off fracture includes: bracket, positioning element and hollow sleeve, wherein the shape of the bracket
Shape matches with tibial plateau articular surface shape；The hollow sleeve is set on bracket, and the positioning element is set to branch
One end of frame, the positioning element can be accommodated by the position that tibial plateau articular step-off is fractured, and be located at the hollow sleeve
On the axially-extending line of cylinder.Be fixed by the bracket the general location that entire resetting apparatus is located on shin bone, based on positioning element and
The layout designs of hollow sleeve position more precisely determine subsequent in shin bone uplifting window position and tibial plateau articular step-off
The moving line of stick is pushed up during the reduction of the fracture.The resetting apparatus fractured based on tibial plateau articular step-off of the invention can
The fracture face collapsed is accurately jacked up, and does not influence other normal articular surfaces, to improve the effect of operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the resetting apparatus that tibial plateau articular step-off is fractured in one embodiment of the invention；
Structural representation when Fig. 2 is the resetting apparatus application that tibial plateau articular step-off is fractured in one embodiment of the invention
Figure.
Figure label explanation:
Bracket 10；Positioning element 11；Hollow sleeve 12；Shin bone 2.
Specific embodiment
The reset that tibial plateau articular step-off proposed by the present invention is fractured is filled below in conjunction with the drawings and specific embodiments
It sets and its application method is described in further detail.According to following explanation and claims, advantages and features of the invention will
It becomes apparent from.It should be noted that attached drawing is all made of very simplified form and using non-accurate ratio, only to convenient, bright
The purpose of the embodiment of the present invention is aided in illustrating clearly.
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.It should be noted that diagram provided in the present embodiment is only with signal
Mode illustrates basic conception of the invention, then in schema only display with related component in the present invention rather than when according to actual implementation
Component count, shape and size draw, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind
Become, and its assembly layout kenel may also be increasingly complex.
The certain terms for indicating particular system components have been used throughout specification and claims.Such as the technology of this field
What personnel will be understood that, different company may indicate a component with different titles.But function different in title is not expected herein
It is distinguished between identical component.In the specification and in the claims, term " includes " and "comprising" press open side
Formula uses, and therefore should be interpreted " including, but are not limited to ... ".
To be clearer and more comprehensible the purpose of the present invention, feature, a specific embodiment of the invention is made with reference to the accompanying drawing
Further instruction, however, the present invention can be realized with different forms, it is not considered that being only confined to the embodiment described.
Referring to FIG. 1, the structural schematic diagram of its resetting apparatus fractured for tibial plateau articular step-off of the invention.Such as
Shown in Fig. 1, the resetting apparatus of the tibial plateau articular step-off fracture includes: bracket 10, positioning element 11 and hollow sleeve
12, wherein the shape of the bracket 10 matches with tibial plateau articular surface shape；The hollow sleeve 12 is set to bracket
On 10, the positioning element 11 is set to one end of bracket 10, and the positioning element 11 can be by tibial plateau articular step-off bone
The position of folding accommodates, and is located on the axially-extending line of the hollow sleeve 12.
In the present embodiment, the shape of the bracket 10 is that " 7 " font, the positioning element 11 are set to down " 7 " font
Short side end, it is preferred that the positioning element 11 be a bulge-structure.The pattern of bracket is not limited in the present embodiment
It is fixed, specifically selection setting can be carried out according to patient's shin bone tibial plateau articular surface, so that bracket is as far as possible preferably and shin bone
Platform articular surface fitting, convenient for the development of surgical work.
Further, the resetting apparatus of the tibial plateau articular step-off fracture further includes guide pin, hollow unbearable and sky
Heart top stick, the guide pin can reach tibial plateau articular step-off fracture along the axially-extending line of the hollow sleeve 12；Institute
State the window of the hollow unbearable pulp cavity for opening up guide pin insertion shin bone on shin bone using the guide pin as rotary shaft；The hollow top stick
Tibial plateau articular step-off fracture lower section can be moved to along the guide pin.Hollow unbearable and hollow top of the present invention
Stick is the universal component of the prior art, is not repeated excessively the structure of the two.
Correspondingly, the present embodiment additionally provides a kind of application side of the resetting apparatus of tibial plateau articular step-off fracture
Method.The application method of the resetting apparatus of the fracture of tibial plateau articular step-off described in the present embodiment is described in detail below with reference to Fig. 2.
Firstly, executing step S1, bracket 10 is set to the outside of tibial plateau articular surface, and be placed in positioning element 11
The central location of tibial plateau articular step-off fracture；
Then, step S2 is executed, guide pin is inserted into hollow sleeve 12, and makes the shin bone 2 outside guide pin contact hollow sleeve 12；
Then, step S3 is executed, keeps guide pin position constant, while hollow infiltrate being used to exist using the guide pin as rotary shaft
The window (opening a window) of the pulp cavity of guide pin insertion shin bone 2 is opened up on shin bone 2；
Specifically, only retaining guide pin when executing step S3 and shin bone position being constant, for bracket, hollow sleeve and positioning
Component has been removed.
Then, step S4 is executed, hollow top stick is socketed on guide pin, and move to tibial plateau articular surface along guide pin
Below collapsed fracture.
It is located on the axially-extending line of the hollow sleeve 12 due to the positioning element 11, and the moving line of guide pin is
The axially-extending line of hollow sleeve 12, so that hollow push up the axially-extending line that the final moving line of stick is also hollow sleeve 12.
It can be seen that positioning element 11 is located at the central location of tibial plateau articular step-off fracture, after just accurately having determined
Continue the running route of hollow top stick, so that top stick effectively be enabled to push up the underface of collapsed fracture just, realizes to collapsing
The reset of fracture.
Furthermore, it is possible to according to the model of the hollow boring bit of the size selection correspondingly-sized of collapsed fracture and hollow top stick, from
And it is convenient for " opening a window " and the development of the reset work to collapsed fracture.
For the method disclosed in the embodiment, as corresponding with structure disclosed in embodiment, so the comparison of description
Simply, related place illustrates referring to structure division.
To sum up, in the resetting apparatus and its application method of tibial plateau articular step-off provided by the present invention fracture,
The resetting apparatus of the tibial plateau articular step-off fracture includes: bracket, positioning element and hollow sleeve, wherein the branch
The shape of frame matches with tibial plateau articular surface shape；The hollow sleeve is set on bracket, and the positioning element is set
It is placed in one end of bracket, the positioning element can be accommodated by the position that tibial plateau articular step-off is fractured, and be located at described
On the axially-extending line of hollow sleeve.It is fixed by the bracket the general location that entire resetting apparatus is located on shin bone, based on positioning
The layout designs of component and hollow sleeve position more precisely determine subsequent in shin bone uplifting window position and tibial plateau joint
The moving line of stick is pushed up in the collapsed fracture reseting procedure of face.The reset dress fractured based on tibial plateau articular step-off of the invention
The fracture face collapsed can accurately be jacked up by setting, and not influence other normal articular surfaces, to improve the effect of operation.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Range.
Claims (7)
1. a kind of resetting apparatus of tibial plateau articular step-off fracture characterized by comprising bracket, positioning element and in
Empty set, wherein the shape of the bracket matches with tibial plateau articular surface shape；The hollow sleeve is set to bracket
On, the positioning element is set to one end of bracket, the position that the positioning element can be fractured by tibial plateau articular step-off
It accommodates, and is located on the axially-extending line of the hollow sleeve.
2. the resetting apparatus of tibial plateau articular step-off fracture as described in claim 1, which is characterized in that the bracket
Shape is that " 7 " font, the positioning element are set to down the short side end of " 7 " font.
3. the resetting apparatus of tibial plateau articular step-off fracture as claimed in claim 2, which is characterized in that the positioning region
Part is a bulge-structure.
4. the resetting apparatus of tibial plateau articular step-off fracture as described in claim 1, which is characterized in that further include leading
Needle, the guide pin can reach tibial plateau articular step-off fracture along the axially-extending line of the hollow sleeve.
5. the resetting apparatus of tibial plateau articular step-off fracture as claimed in claim 4, which is characterized in that further include hollow
It is unbearable, the window of the hollow unbearable pulp cavity for opening up guide pin insertion shin bone on shin bone using the guide pin as rotary shaft.
6. the resetting apparatus of tibial plateau articular step-off fracture as claimed in claim 5, which is characterized in that further include hollow
Stick is pushed up, the hollow top stick can move to tibial plateau articular step-off fracture lower section along the guide pin.
7. a kind of application side of the resetting apparatus of the fracture of the tibial plateau articular step-off as described in any one of claims 1 to 6
Method, which comprises the steps of:
Bracket is set to the outside of tibial plateau articular surface, and positioning element is made to be placed in tibial plateau articular step-off fracture
Central location；
Guide pin is inserted into hollow sleeve, and makes the shin bone outside guide pin contact hollow sleeve；
It keeps guide pin position constant, while the hollow unbearable guide pin that opens up on shin bone using the guide pin as rotary shaft being used to be inserted into shin
The window of the pulp cavity of bone；
Hollow top stick is socketed on guide pin, and moves to tibial plateau articular step-off fracture lower section along guide pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810887544.2A CN109009375A (en) | 2018-08-06 | 2018-08-06 | The resetting apparatus and its application method of tibial plateau articular step-off fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810887544.2A CN109009375A (en) | 2018-08-06 | 2018-08-06 | The resetting apparatus and its application method of tibial plateau articular step-off fracture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109009375A true CN109009375A (en) | 2018-12-18 |
Family
ID=64649853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810887544.2A Pending CN109009375A (en) | 2018-08-06 | 2018-08-06 | The resetting apparatus and its application method of tibial plateau articular step-off fracture |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101610729A (en) * | 2006-10-30 | 2009-12-23 | 凯丰有限责任公司 | Facet joint implant sizing tool |
| CN103750889A (en) * | 2014-02-18 | 2014-04-30 | 南京大学医学院附属鼓楼医院 | Precise supporting and repositioning device for tibial plateau fracture |
| CN204951113U (en) * | 2015-08-10 | 2016-01-13 | 南通市第三人民医院 | Tibial plateau fracture restorer that leads |
| JP2017070563A (en) * | 2015-10-08 | 2017-04-13 | 幹夫 江澤 | Instrument for tibial articular surface restorative surgery |
| CN106725800A (en) * | 2017-01-17 | 2017-05-31 | 华北理工大学 | A kind of support reset convalescence device treated fracture of tibia or collapse |
| CN107080563A (en) * | 2017-05-18 | 2017-08-22 | 南京明基医院有限公司 | Positioner |
| CN209153925U (en) * | 2018-08-06 | 2019-07-26 | 上海市第五人民医院 | The resetting apparatus of tibial plateau articular step-off fracture |
-
2018
- 2018-08-06 CN CN201810887544.2A patent/CN109009375A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101610729A (en) * | 2006-10-30 | 2009-12-23 | 凯丰有限责任公司 | Facet joint implant sizing tool |
| CN103750889A (en) * | 2014-02-18 | 2014-04-30 | 南京大学医学院附属鼓楼医院 | Precise supporting and repositioning device for tibial plateau fracture |
| CN204951113U (en) * | 2015-08-10 | 2016-01-13 | 南通市第三人民医院 | Tibial plateau fracture restorer that leads |
| JP2017070563A (en) * | 2015-10-08 | 2017-04-13 | 幹夫 江澤 | Instrument for tibial articular surface restorative surgery |
| CN106725800A (en) * | 2017-01-17 | 2017-05-31 | 华北理工大学 | A kind of support reset convalescence device treated fracture of tibia or collapse |
| CN107080563A (en) * | 2017-05-18 | 2017-08-22 | 南京明基医院有限公司 | Positioner |
| CN209153925U (en) * | 2018-08-06 | 2019-07-26 | 上海市第五人民医院 | The resetting apparatus of tibial plateau articular step-off fracture |
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