CN205924134U - Medical polymer bone external fixation - Google Patents
Medical polymer bone external fixation Download PDFInfo
- Publication number
- CN205924134U CN205924134U CN201620551552.6U CN201620551552U CN205924134U CN 205924134 U CN205924134 U CN 205924134U CN 201620551552 U CN201620551552 U CN 201620551552U CN 205924134 U CN205924134 U CN 205924134U
- Authority
- CN
- China
- Prior art keywords
- fixture block
- set screw
- bar
- tooth
- block
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model relates to a medical polymer bone external fixation, including pole bar cramp (100), the needle bar presss from both sides (200), and the horizontal pole presss from both sides (300), pillar (400), 30/90 curved posts (500), crooked semi -ring pole (600), straight -bar (700), a serial communication port, pole bar cramp (100), the needle bar presss from both sides (200), the horizontal pole presss from both sides (300), pillar (400), 30 / 90 curved post (500) adopt the macromolecular material to make to be equipped with metal insert in inside, reduced medical polymer bone external fixation's overall weight, lightened the disease burden, and guarantee this products's intensity.
Description
Technical field
The utility model is related to medical instruments field, more particularly, to a kind of medical high polymer bone external fixation device.
Background technology
Bone external fixation device is used in Minimally Invasive Surgery or open operation, and each part of existing bone external fixation device is most
Number is made using metal material, although and metal parts intensity is larger, because the density of metal material is big, thus metal portion
The bone external fixation device overall weight of part composition is larger, causes the burden on body to the sufferer in operation；Simultaneously because X-ray
Metal material cannot be completely penetrated through, thus the bone external fixation device light-permeable area that metal is made is less, when metal parts just
When sheltering from fracture site, just it is unfavorable for that doctor observes the reset case of fracture site, the effect of impact treatment.
Utility model content
In view of the drawbacks described above of prior art, the purpose of this utility model be provide that a kind of overall weight is little, can under X-ray
The medical high polymer bone external fixation device penetrating.
The purpose of this utility model is achieved through the following technical solutions：
A kind of medical high polymer bone external fixation device, including bar bar cramp, needle rod holder, cross bar presss from both sides, pillar, 30 °/90 ° curved posts,
Bending semi-ring bar, straight-bar；Described bar bar cramp, described needle rod holder, described cross bar folder, described pillar, described 30 °/90 ° curved posts adopt
Macromolecular material is made, and is internally provided with metal inserted piece.
Further, described bar bar cramp includes the first fixture block, two the second fixture blocks, the 3rd fixture block, the first set screw, ball
Shape packing ring, the first jam nut, spring；Described first fixture block, described two second fixture blocks and the 3rd fixture block pass through described the
One set screw links together, and is fastened them together by described first jam nut；Described first set screw
Part near top is provided with annular boss, arranges between the annular boss of described first set screw and described first fixture block
Spherical washer, the bottom of described first set screw is provided with external screw thread；Described first fixture block, the contact surface of described second fixture block
It is provided with the tooth cooperating；Described second fixture block, the contact surface of described 3rd fixture block are provided with the tooth cooperating.
Further, it is provided with spring between described two second fixture blocks；Described first fixture block be internally provided with first
Metal inserted piece, the lower end of described first fixture block is provided with the first arcwall face；Second fixture block above is provided with upper end
Two arcwall faces, underlying second fixture block is provided with the second arcwall face in lower end；Described 3rd fixture block be internally provided with
Two metal inserted pieces, the 3rd metal inserted piece；Internal thread is provided with described 3rd metal inserted piece, and the bottom with the first set screw
External screw thread cooperate；The upper end of described 3rd fixture block is provided with the 3rd arcwall face；Described first arcwall face, described second arc
Shape face constitutes the space accommodating bending semi-ring bar or straight-bar；Described second arcwall face, described 3rd arcwall face constitute receiving bending
Semi-ring bar or the space of straight-bar.
Further, described first metal inserted piece, the second metal inserted piece structure identical, described first metal inserted piece includes
Flat board, the first supporting part, and two the second supporting parts；Be provided with manhole on described flat board, described first supporting part with
And described two second supporting part is vertically set on described flat board, described first supporting part middle setting has recess, described
One supporting part is arranged between described two second supporting parts, and described two second supporting parts are more kept right than described first supporting part
Side；Described 3rd metal inserted piece includes cube body and cylindrical portion；Cube body, cylindrical portion setting are structure as a whole, and
Internal thread is arranged on cube body, cylindrical portion, the external screw thread screw thread of this internal thread and the first set screw coordinates.
Further, described needle rod holder includes the 4th fixture block, the 5th fixture block, the 6th fixture block, the 7th fixture block, the second regulation spiral shell
Silk, spherical washer, the second jam nut, spring；Described 4th fixture block, described 5th fixture block, described 6th fixture block and described
7th fixture block is linked together by described second set screw, and by described second jam nut, they is fastened on one
Rise；The part near top for second set screw is provided with annular boss, the annular boss of the second set screw and the 4th fixture block
Between arrange spherical washer, the bottom of the second set screw is provided with external screw thread；4th fixture block, the contact surface of the 5th fixture block are provided with
The tooth cooperating；6th fixture block, the contact surface of the 7th fixture block are provided with the tooth cooperating；Between 5th fixture block, the 6th fixture block
It is provided with spring；The lower end of the 4th fixture block is provided with the 4th arcwall face, and the upper end of the 5th fixture block is provided with the 5th arcwall face, and the 6th
The lower end of fixture block is provided with the 6th arcwall face；7th fixture block be internally provided with the 4th metal inserted piece, fifth metal mold insert；5th
Internal thread is provided with metal inserted piece, and cooperates with the external screw thread of the bottom of the second set screw；The upper end of the 7th fixture block
It is provided with the 7th arcwall face；4th arcwall face, the 5th arcwall face constitute the space accommodating fine steel needle；6th arcwall face, the 7th
Arcwall face constitutes the space accommodating bending semi-ring bar or straight-bar.
Further, cross bar folder includes the first tooth block, the second tooth block, two the 3rd set screw, and two the 4th tune
Section screw；First tooth block, the second tooth block is linked together by two the 3rd set screw；First tooth block is internally provided with the 6th
Metal inserted piece, the second tooth block is internally provided with the 7th metal inserted piece；First tooth block, the second tooth block is respectively arranged with spline, flower
Key is used for clamping 30 °/90 ° curved posts or pillar；First tooth block is provided with two recesses；The bottom surface setting countersunk head groove of the first tooth block；
First tooth block is provided with the first through hole accommodating the 3rd set screw；It is provided with interior spiral shell on 6th metal inserted piece of the first tooth block
Line, the external screw thread screw thread cooperation with the 4th set screw, two the 4th set screw are located between two the 3rd set screw, the
The axis of the axis of four set screw and the 3rd set screw is vertically；Two the 4th set screw are located at first respectively
Tooth block, on the second tooth block；Multiple 8th cambered surfaces are provided with the first tooth block, the second tooth block is provided with multiple 9th cambered surfaces, the
Eight cambered surfaces, the 9th cambered surface constitute the space accommodating fine steel needle；The part near top for 3rd set screw is provided with convex annular
Platform, annular boss is contacted with the recess surface of the first tooth block；The bottom of the 3rd set screw is provided with external screw thread；7th metal edge
Internal thread is provided with part, and cooperates with the external screw thread of the bottom of the 3rd set screw.
Further, the 6th metal inserted piece includes the first plate, the second plate, the first connecting plate, the second connecting plate；First connection
Plate, the second connecting plate is used for connecting the first plate and the second plate, the first connecting plate, and the second connecting plate is respectively arranged to accommodate the 3rd
Second through hole of set screw；It is provided on first plate accommodating the third through-hole of the 4th set screw；Setting side on second plate
Plate, and internal thread is set at square plate.
Further, pillar includes support-column main body and pillar metal inserted piece.
Further, 30 °/90 ° curved posts include curved post main body, curved post spline part and curved post metal inserted piece.
Further, bar bar cramp, needle rod holder, cross bar presss from both sides, pillar, and 30 °/90 ° curved post surfaces are uniformly regular or irregular
Lines.
Compared with the existing technology, feature of the present utility model and progress are as follows：
1st, each part of medical high polymer bone external fixation device of the present utility model is made using macromolecular material, reduces
The overall weight of medical high polymer bone external fixation device, alleviates sufferer burden.
2nd, each part of medical high polymer bone external fixation device of the present utility model is made using macromolecular material, this height
Under C arm machine irradiation, X-ray can penetrate medical high polymer bone external fixation device to molecular material, unobstructed, thus, increase this doctor
With the light-permeable area of high-molecular bone external fixer, it is easy to doctor and observes fracture site reset case.
3rd, each components interior of medical high polymer bone external fixation device of the present utility model all has metal inserted piece, to strengthen
The intensity of this series of products；And this metal inserted piece does not affect X-ray and penetrates medical high polymer bone external fixation device.
4th, each parts surface of dissection IV type medical high polymer bone external fixation device of the present utility model uniformly regular or
Irregular lines, increased the aesthetic property of product.
Brief description
Fig. 1（a）、1（b）：The structure chart of bar bar cramp；
Fig. 2（a）、2（b）：The structure chart of bar bar cramp interior metal mold insert；
Fig. 3（a）、3（b）：The structure chart of needle rod holder；
Fig. 4（a）、4（b）：The structure chart of the fixture block of needle rod holder；
Fig. 5：Fig. 3（b）Partial enlarged drawing at middle A, represents Fig. 4（a）、4（b）The schematic diagram matching at middle K.
Fig. 6：The structure chart of cross bar folder；
Fig. 7：The stereogram of cross bar folder；
Fig. 8：The stereogram of the first tooth block of cross bar folder；
Fig. 9：The stereogram of the metal inserted piece of the first tooth block of cross bar folder；
Figure 10（a）：The stereogram of pillar；Figure 10（b）：The sectional view of pillar；
Figure 11（a）：The stereogram of 30 °/90 ° of curved posts；Figure 11（b）：The sectional view of 30 °/90 ° of curved posts；
Figure 12：The rack assumption diagram of tibial surgical；
Figure 13：The rack assumption diagram of femoral surgery；
Specific embodiment
With reference to the accompanying drawings and examples the utility model is further described.
Medical high polymer bone external fixation device of the present utility model includes bar bar cramp 100, needle rod holder 200, and cross bar presss from both sides 300,
Pillar 400,30 °/90 ° curved posts 500, bend semi-ring bar 600, straight-bar 700；Bar bar cramp 100, needle rod holder 200, cross bar folder 300,
Post 400,30 °/90 ° curved posts 500 are made using macromolecular material, and are internally provided with metal inserted piece.
As Fig. 1（a）、1（b）Shown, bar bar cramp 100 includes the first fixture block 110, two the second fixture blocks 120, the 3rd fixture block
130, set screw 140, spherical washer 150, jam nut 160, spring 170；First fixture block 110, two the second fixture blocks 120 with
And the 3rd fixture block 130 linked together by set screw 140, and fastened them together by jam nut 160；Adjust
The part near top for the screw 140 is provided with annular boss, sets between the annular boss of set screw 140 and the first fixture block 110
Put spherical washer 150, the bottom of set screw 140 is provided with external screw thread；First fixture block 110, the contact surface of the second fixture block 120 set
There is the tooth cooperating, strengthen the roughness of contact surface, strengthen stability；Second fixture block 120, the contact surface of the 3rd fixture block 130
It is provided with the tooth cooperating, strengthens the roughness of contact surface, strengthen stability；It is provided with spring between two the second fixture blocks 120
170；First fixture block 110 be internally provided with the first metal inserted piece 111, the lower end of the first fixture block 110 is provided with the first arcwall face
112；Second fixture block 120 above is provided with the second arcwall face 121 in upper end, underlying second fixture block 120 under
End is provided with the second arcwall face 121；3rd fixture block 130 be internally provided with the second metal inserted piece 131, the 3rd metal inserted piece 132；
Internal thread is provided with the 3rd metal inserted piece 132, and cooperates with the external screw thread of the bottom of set screw 140；3rd fixture block
130 upper end is provided with the 3rd arcwall face 133；First arcwall face 112, the second arcwall face 121 constitute receiving bending semi-ring bar 600
Or the space of straight-bar 700；Second arcwall face 121, the 3rd arcwall face 133 constitute the sky accommodating bending semi-ring bar 600 or straight-bar 700
Between.
As Fig. 2（a）、2（b）Shown, the first metal inserted piece 111, the second metal inserted piece 131 structure identical, the first metal
Mold insert 111 includes flat board 1112, the first supporting part 1113, and two the second supporting parts 1114；It is provided with circle on flat board 1112
Shape through hole 1111, facilitates set screw 140 to pass through, and the first supporting part 1113 and two the second supporting parts 1114 are vertically set on
On flat board 1112, the first supporting part 1113 middle setting has recess, and the first supporting part 1113 is arranged on two the second supporting parts
Between 1114, two the second supporting part 1114 to the first supporting parts 1113 are more on the right side；3rd metal inserted piece 132 includes cube
Portion 1321 and cylindrical portion 1322；Cube body 1321, cylindrical portion 1322 setting are structure as a whole, and cube body 1321,
Internal thread is arranged on cylindrical portion 1322, this internal thread is coordinated with the external screw thread screw thread of set screw 140.
As Fig. 3（a）、3（b）Shown, needle rod holder 200 includes the 4th fixture block 210, the 5th fixture block 220, the 6th fixture block 230, and
Seven fixture blocks 240, set screw 250, spherical washer 260, jam nut 270, spring 280；4th fixture block 210, the 5th fixture block
220, the 6th fixture block 230 and the 7th fixture block 240 are linked together by set screw 250, and by jam nut 270 by it
Tighten together；The part near top for the set screw 250 is provided with annular boss, the annular boss of set screw 250 with
Between 4th fixture block 210, spherical washer 260 is set, the bottom of set screw 250 is provided with external screw thread；4th fixture block the 210, the 5th
The contact surface of fixture block 220 is provided with the tooth cooperating, and strengthens the roughness of contact surface, strengthens stability；6th fixture block 230,
The contact surface of seven fixture blocks 240 is provided with the tooth cooperating, and strengthens the roughness of contact surface, strengthens stability；5th fixture block 220,
It is provided with spring 280 between 6th fixture block 230；The lower end of the 4th fixture block 210 is provided with the 4th arcwall face 211, the 5th fixture block 220
Upper end be provided with the 5th arcwall face 221, the lower end of the 6th fixture block 230 is provided with the 6th arcwall face 231；7th fixture block 240
It is internally provided with the 4th metal inserted piece 241, fifth metal mold insert 242；It is provided with internal thread on fifth metal mold insert 242, and with
The external screw thread of the bottom of set screw 250 cooperates；The upper end of the 7th fixture block 240 is provided with the 7th arcwall face 243；4th arc
Shape face 211, the 5th arcwall face 221 constitute the space accommodating fine steel needle 800；6th arcwall face 231, the 7th arcwall face 243 structure
Become to accommodate the space of bending semi-ring bar 600 or straight-bar 700；6th fixture block 230 is identical with the second fixture block 120 structure, the 7th fixture block
240 is identical with the 3rd fixture block 130 structure.
The tooth that first fixture block 110, the second fixture block 120 cooperate, the second fixture block 120, the 3rd fixture block 130 cooperate
Tooth, the tooth that the 4th fixture block 210, the 5th fixture block 220 cooperate, and the 6th fixture block 230, the 7th fixture block 240 cooperate
The structure of tooth is identical；Taking the 4th fixture block 210, the 5th fixture block 220 as a example, such as Fig. 3（b）、4（a）、4（b）, shown in 5, the 4th
Fixture block 210 left side recess is provided with the first teeth portion 2101, and the 5th fixture block 220 left side protuberance is provided with the second teeth portion 2201, and first
Teeth portion 2101 and the second teeth portion 2201 cooperate, and strengthen the roughness of contact surface, strengthen stability.
As shown in figs 6-8, cross bar folder 300 includes the first tooth block 310, the second tooth block 320, two set screw 330, and
Two set screw 390；First tooth block 310, the second tooth block 320 is linked together by two set screw 330；First tooth block
310 are internally provided with the 6th metal inserted piece 340, and the second tooth block 320 is internally provided with the 7th metal inserted piece 350；First tooth block
310, the second tooth block 320 is respectively arranged with spline 360, spline 360 is used for clamping 30 °/90 ° curved posts 500 or pillar 400；The
One tooth block 310 is provided with two recesses 380；First tooth block 310 bottom surface setting countersunk head groove 311, solve 30 ° of existing product/
90 ° of curved posts or the defect of pillar not tight；First tooth block 310 is provided with the through hole 312 accommodating set screw 330；First tooth block
It is provided with internal thread 313, the external screw thread screw thread cooperation with set screw 390 on 310 the 6th metal inserted piece 340.
Two set screw 390 are located between two set screw 330, the axis of set screw 390 and set screw 330
Axis vertically；Two set screw 390 are located at the first tooth block 310, on the second tooth block 320 respectively.
Multiple 8th cambered surfaces 3101 are provided with the first tooth block 310, the second tooth block 320 is provided with multiple 9th cambered surfaces
3201, the 8th cambered surface 3101, the 9th cambered surface 3201 constitute the space 370 accommodating fine steel needle 800；
The part near top for the set screw 330 is provided with annular boss, the recess of annular boss and the first tooth block 310
380 surface contacts；The bottom of set screw 330 is provided with external screw thread；It is provided with internal thread on 7th metal inserted piece 350, and with
The external screw thread of the bottom of set screw 330 cooperates.
As shown in figure 9, the 6th metal inserted piece 340 includes the first plate 342, the second plate 343, the first connecting plate 344, second even
Fishplate bar 345；First connecting plate 344, the second connecting plate 345 is used for connecting the first plate 342 and the second plate 343, the first connecting plate
344, the second connecting plate 345 is respectively arranged to accommodate the through hole 341 of set screw 330；It is provided on first plate 342 accommodating
The through hole 346 of set screw 390；On second plate 343, square plate 347 is set, and internal thread 313 is set at square plate 347.7th gold medal
Belong to the structure of mold insert 350（Not shown）Similar with the structure of the 6th metal inserted piece 340, differ only at through hole 341 setting with
The threaded portion of the screw thread cooperation of set screw 330.
As Figure 10（a）-10（b）, 11（a）Shown in -11 (b), pillar 400 includes support-column main body 420 and pillar metal edge
Part 410；30 °/90 ° curved posts 500 include curved post main body 520, curved post spline part 530 and curved post metal inserted piece 510.
Further, bar bar cramp 100, needle rod holder 200, cross bar folder 300, pillar 400,30 °/90 ° curved post 500 surfaces are uniform
Regular or irregular lines, increased aesthetic property.
Medical high polymer bone external fixation device of the present utility model can build different types of according to actual conditions needs
Frame, for example, can build supporting structure as shown in figure 12.Figure 12 be shin bone 900 operation supporting structure, its by bar bar cramp 100,
Needle rod holder 200, cross bar presss from both sides 300,30 °/90 ° curved posts 500（Or pillar 400）, bend semi-ring bar 600, straight-bar 700 and Bone traction
Pin 800 forms.
Femur 1000 operation that medical high polymer bone external fixation device operating procedure of the present utility model is built with Figure 13
Supporting structure is describing：
During open operation：
（1）The surface of a wound needed for cutting operation；
（2）The preoperative set screw that should thoroughly loosen medical high polymer bone external fixation device, to guarantee that in art, connection can
Snap in groove；
（3）According to fracture fracture location, stamp 2 fine steel needles 800 respectively in fracture position both sides respectively；
（4）Fine steel needle 800 is fixed in the clip slot in the middle of cross bar folder 300, locks end face two set screw 330；
（5）The curved post spline part 530 of 30 °/90 ° curved posts 500 is connected with the spline 360 of cross bar folder 300, locks；
（6）Using bar bar cramp, straight-bar 700, cross bar are pressed from both sides 300,30 °/90 ° curved posts 500 etc. and connect into propping up of a fixation
Frame, has ensured that fracture in the presence of external force, fixes and closes.
（7）The suture surface of a wound.
Open operation adopts medical high polymer bone external fixation device of the present utility model, it is possible to decrease the TBW of support
Amount, mitigates the burden of patient.
During Minimally Invasive Surgery：
（1）Under C arm machine is irradiated, performed the operation；
（2）The preoperative set screw that should thoroughly loosen medical high polymer bone external fixation device, to guarantee that in art, connection can
Snap in groove；
（3）According to fracture fracture location, stamp 2 fine steel needles 800 respectively in fracture position both sides respectively；
（4）Fine steel needle 800 is fixed in the clip slot in the middle of cross bar folder 300, locks end face two set screw 330；
（5）The curved post spline part 530 of 30 °/90 ° curved posts 500 is connected with the spline 360 of cross bar folder 300, locks；
（6）Using bar bar cramp, straight-bar 700, cross bar are pressed from both sides 300,30 °/90 ° curved posts 500 etc. and connect into propping up of a fixation
Frame, has ensured that fracture in the presence of external force, fixes and closes.
Minimally Invasive Surgery adopts medical high polymer bone external fixation device of the present utility model, can increase the light-permeable area of product
And the overall weight of reduction support, mitigate the burden of patient.
But, those of ordinary skill in the art is it should be appreciated that above embodiment is intended merely to explanation originally
Utility model, and be not used as being to restriction of the present utility model, as long as in spirit of the present utility model, to
The change of upper described embodiment, modification all will fall in Claims scope of the present utility model.
Claims (10)
1. a kind of medical high polymer bone external fixation device, including bar bar cramp（100）, needle rod holder（200）, cross bar folder（300）, pillar
（400）, 30 °/90 ° curved posts（500）, bend semi-ring bar（600）, straight-bar（700）；It is characterized in that, described bar bar cramp（100）,
Described needle rod holder（200）, described cross bar folder（300）, described pillar（400）, described 30 °/90 ° curved posts（500）Using macromolecule
Material is made, and is internally provided with metal inserted piece.
2. medical high polymer bone external fixation device according to claim 1 is it is characterised in that described bar bar cramp（100）Bag
Include the first fixture block（110）, two the second fixture blocks（120）, the 3rd fixture block（130）, the first set screw（140）, spherical washer
（150）, the first jam nut（160）, spring（170）；Described first fixture block（110）, described two second fixture blocks（120）And
3rd fixture block（130）By described first set screw（140）Link together, and pass through described first jam nut（160）
Fasten them together；Described first set screw（140）Part near top is provided with annular boss, described first tune
Section screw（140）Annular boss and described first fixture block（110）Between arrange spherical washer（150）, described first regulation spiral shell
Silk（140）Bottom be provided with external screw thread；Described first fixture block（110）, described second fixture block（120）Contact surface be provided with mutually
The tooth of cooperation；Described second fixture block（120）, described 3rd fixture block（130）Contact surface be provided with the tooth cooperating.
3. medical high polymer bone external fixation device according to claim 2 is it is characterised in that described two second fixture block
（120）Between be provided with spring（170）；Described first fixture block（110）Be internally provided with the first metal inserted piece（111）, described
First fixture block（110）Lower end be provided with the first arcwall face（112）；Second fixture block above（120）It is provided with upper end
Second arcwall face（121）, underlying second fixture block（120）Lower end is provided with the second arcwall face（121）；Described 3rd folder
Block（130）Be internally provided with the second metal inserted piece（131）, the 3rd metal inserted piece（132）；Described 3rd metal inserted piece（132）
On be provided with internal thread, and with the first set screw（140）The external screw thread of bottom cooperate；Described 3rd fixture block（130）
Upper end be provided with the 3rd arcwall face（133）；Described first arcwall face（112）, described second arcwall face（121）Constitute receiving curved
Qu Banhuan bar（600）Or straight-bar（700）Space；Described second arcwall face（121）, described 3rd arcwall face（133）Constitute and hold
Receive and bend semi-ring bar（600）Or straight-bar（700）Space.
4. medical high polymer bone external fixation device according to claim 3 is it is characterised in that described first metal inserted piece
（111）, the second metal inserted piece（131）Structure identical, described first metal inserted piece（111）Including flat board（1112）, first
Support part（1113）, and two the second supporting parts（1114）；Described flat board（1112）On be provided with manhole（1111）, described
First supporting part（1113）And described two second supporting part（1114）It is vertically set on described flat board（1112）On, described
One supporting part（1113）Middle setting has recess, described first supporting part（1113）It is arranged on described two second supporting parts
（1114）Between, described two second supporting parts（1114）Than described first supporting part（1113）More on the right side；Described 3rd gold medal
Belong to mold insert（132）Including a cube body（1321）And cylindrical portion（1322）；Cube body（1321）, cylindrical portion（1322）Setting
It is structure as a whole, and in a cube body（1321）, cylindrical portion（1322）Upper setting internal thread, this internal thread and the first set screw
（140）External screw thread screw thread cooperation.
5. medical high polymer bone external fixation device according to claim 1 is it is characterised in that described needle rod holder（200）Bag
Include the 4th fixture block（210）, the 5th fixture block（220）, the 6th fixture block（230）, the 7th fixture block（240）, the second set screw（250）,
Spherical washer（260）, the second jam nut（270）, spring（280）；Described 4th fixture block（210）, described 5th fixture block
（220）, described 6th fixture block（230）And described 7th fixture block（240）By described second set screw（250）It is connected to one
Rise, and pass through described second jam nut（270）Fasten them together；Second set screw（250）Portion near top
Set up separately and be equipped with annular boss, the second set screw（250）Annular boss and the 4th fixture block（210）Between arrange spherical washer
（260）, the second set screw（250）Bottom be provided with external screw thread；4th fixture block（210）, the 5th fixture block（220）Contact surface
It is provided with the tooth cooperating；6th fixture block（230）, the 7th fixture block（240）Contact surface be provided with the tooth cooperating；5th fixture block
（220）, the 6th fixture block（230）Between be provided with spring（280）；4th fixture block（210）Lower end be provided with the 4th arcwall face
（211）, the 5th fixture block（220）Upper end be provided with the 5th arcwall face（221）, the 6th fixture block（230）Lower end be provided with the 6th
Arcwall face（231）；7th fixture block（240）Be internally provided with the 4th metal inserted piece（241）, fifth metal mold insert（242）；5th
Metal inserted piece（242）On be provided with internal thread, and with the second set screw（250）The external screw thread of bottom cooperate；7th
Fixture block（240）Upper end be provided with the 7th arcwall face（243）；4th arcwall face（211）, the 5th arcwall face（221）Constitute and accommodate
Fine steel needle（800）Space；6th arcwall face（231）, the 7th arcwall face（243）Constitute and accommodate bending semi-ring bar（600）Or
Straight-bar（700）Space.
6. medical high polymer bone external fixation device according to claim 1 is it is characterised in that cross bar presss from both sides（300）Including
One tooth block（310）, the second tooth block（320）, two the 3rd set screw（330）, and two the 4th set screw（390）；The
One tooth block（310）, the second tooth block（320）By two the 3rd set screw（330）Link together；First tooth block（310）Interior
Portion is provided with the 6th metal inserted piece（340）, the second tooth block（320）It is internally provided with the 7th metal inserted piece（350）；First tooth block
（310）, the second tooth block（320）On be respectively arranged with spline（360）, spline（360）It is used for clamping 30 °/90 ° curved posts（500）Or
Pillar（400）；First tooth block（310）It is provided with two recesses（380）；First tooth block（310）Bottom surface setting countersunk head groove
（311）；First tooth block（310）It is provided with receiving the 3rd set screw（330）First through hole（312）；First tooth block（310）'s
6th metal inserted piece（340）On be provided with internal thread（313）, with the 4th set screw（390）External screw thread screw thread cooperation, two
4th set screw（390）Positioned at two the 3rd set screw（330）Between, the 4th set screw（390）Axis and the 3rd
Set screw（330）Axis vertically；Two the 4th set screw（390）It is located at the first tooth block respectively（310）, the
Two tooth blocks（320）On；First tooth block（310）On be provided with multiple 8th cambered surfaces（3101）, the second tooth block（320）On be provided with many
Individual 9th cambered surface（3201）, the 8th cambered surface（3101）, the 9th cambered surface（3201）Constitute and accommodate fine steel needle（800）Space
（370）；3rd set screw（330）Part near top is provided with annular boss, annular boss and the first tooth block（310）'s
Recess（380）Surface contacts；3rd set screw（330）Bottom be provided with external screw thread；7th metal inserted piece（350）Upper setting
Have internal thread, and with the 3rd set screw（330）The external screw thread of bottom cooperate.
7. medical high polymer bone external fixation device according to claim 6 is it is characterised in that the 6th metal inserted piece（340）
Including the first plate（342）, the second plate（343）, the first connecting plate（344）, the second connecting plate（345）；First connecting plate（344）,
Second connecting plate（345）For connecting the first plate（342）With the second plate（343）, the first connecting plate（344）, the second connecting plate
（345）It is respectively arranged to accommodate the 3rd set screw（330）The second through hole（341）；First plate（342）On be provided for hold
Receive the 4th set screw（390）Third through-hole（346）；Second plate（343）Upper setting square plate（347）, and in square plate（347）Place
Setting internal thread（313）.
8. medical high polymer bone external fixation device according to claim 1 is it is characterised in that pillar（400）Including pillar
Main body（420）And pillar metal inserted piece（410）.
9. medical high polymer bone external fixation device according to claim 1 is it is characterised in that 30 °/90 ° curved posts（500）Bag
Include curved post main body（520）, curved post spline part（530）And curved post metal inserted piece（510）.
10. medical high polymer bone external fixation device according to claim 1 is it is characterised in that bar bar cramp（100）, shank
Folder（200）, cross bar folder（300）, pillar（400）, 30 °/90 ° curved posts（500）Surface is uniformly regular or irregular lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620551552.6U CN205924134U (en) | 2016-06-09 | 2016-06-09 | Medical polymer bone external fixation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620551552.6U CN205924134U (en) | 2016-06-09 | 2016-06-09 | Medical polymer bone external fixation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205924134U true CN205924134U (en) | 2017-02-08 |
Family
ID=57932881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620551552.6U Withdrawn - After Issue CN205924134U (en) | 2016-06-09 | 2016-06-09 | Medical polymer bone external fixation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205924134U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943141A (en) * | 2016-06-09 | 2016-09-21 | 苏州爱得科技发展股份有限公司 | Medical macromolecular extraosseous fixing device |
| CN108852486A (en) * | 2018-05-11 | 2018-11-23 | 王小华 | It is used to fix device outside a kind of orthopaedics hand bone |
| CN108852485A (en) * | 2018-05-11 | 2018-11-23 | 王小华 | A kind of mounting device of hand bone transverse direction External fixation screw |
-
2016
- 2016-06-09 CN CN201620551552.6U patent/CN205924134U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943141A (en) * | 2016-06-09 | 2016-09-21 | 苏州爱得科技发展股份有限公司 | Medical macromolecular extraosseous fixing device |
| CN105943141B (en) * | 2016-06-09 | 2018-07-10 | 苏州爱得科技发展股份有限公司 | A kind of medical high polymer bone external fixation device |
| CN108852486A (en) * | 2018-05-11 | 2018-11-23 | 王小华 | It is used to fix device outside a kind of orthopaedics hand bone |
| CN108852485A (en) * | 2018-05-11 | 2018-11-23 | 王小华 | A kind of mounting device of hand bone transverse direction External fixation screw |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205924134U (en) | Medical polymer bone external fixation | |
| CN201052177Y (en) | Three-dimensional lock pin steel plate | |
| CN201022741Y (en) | Cervical vertebra open door fixed plate | |
| CN101856261B (en) | Rear anatomical supporting and locking plate outside proximal tibial plateau | |
| CN105943141B (en) | A kind of medical high polymer bone external fixation device | |
| CN202060854U (en) | Bone fracture plate with combination locking holes | |
| CN209301281U (en) | Proximal humerus bone plate | |
| CN203506860U (en) | Intramedullary needle locator for orthopedic surgery | |
| CN109938814A (en) | Irreducible intertrochanteric fracture resets grasping device | |
| CN101869505B (en) | Proximal tibial platform rear dissection type support locking bone fracture plate | |
| CN102429715B (en) | Positioning board for treating fracture of femur neck | |
| CN201079435Y (en) | Needle board device for curing neck of femur fracture | |
| CN104814785B (en) | Coronoid process of ulna mixed lateral column steel plate | |
| CN208741123U (en) | A kind of distal tibial rear side lockplate | |
| CN103505266A (en) | Puncture needle used for medial collateral ligament releasing in total knee arthroplasty and use method | |
| CN113813037A (en) | Implanting device for femoral intertrochanteric fracture conformal nail | |
| CN208725788U (en) | A kind of riveting device for fixed high-intensitive suture | |
| CN209107546U (en) | Lateral tibial plateau and the rear outside dedicated dissection locking steel plate of Platform Fracture | |
| CN208319296U (en) | A kind of near end of thighbone Kirschner wire fixation device | |
| CN208989101U (en) | Anti-rotation double-head hollow compression screw | |
| CN201040014Y (en) | Double-nail locking nail-plate device for treating femur neck fracture | |
| CN213552136U (en) | Wedge bone piece gets bone device | |
| CN2524698Y (en) | 'Nail-needle-frame truss structure' inner fixer of interochanteric fracture | |
| CN2817747Y (en) | Fracture internal fixer | |
| CN221383736U (en) | Special minimally invasive outside bone fracture plate for backside platform fracture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170208 Effective date of abandoning: 20180710 |