CN204814052U - Cut bone instrument - Google Patents
Cut bone instrument Download PDFInfo
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- CN204814052U CN204814052U CN201520540699.0U CN201520540699U CN204814052U CN 204814052 U CN204814052 U CN 204814052U CN 201520540699 U CN201520540699 U CN 201520540699U CN 204814052 U CN204814052 U CN 204814052U
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- Prior art keywords
- clamper
- conductor
- bone
- grip block
- osteotomy instrument
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 25
- 239000004020 conductor Substances 0.000 claims description 27
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 206010052428 Wound Diseases 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 208000002847 Surgical Wound Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 208000034656 Contusions Diseases 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 208000026137 Soft tissue injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009519 contusion Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000002082 fibula Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 201000008482 osteoarthritis Diseases 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a cut bone instrument for supplementary intercepting bone, including holder, guide and operation ware, the holder is including relative two grip blocks that set up, be provided with the clamping face on the clamping part, and two on the grip block the clamping face is relative to be set up in order to form the centre gripping space, the guide install in the near -end of grip block, and be located the lateral part of grip block, be provided with the guide structure that is used for the guide to pass the osteotome on the guide, operation ware pivotally connected to the near -end of two grip blocks, and lie in and deviate from the party of clamping part is through the drive the operating portion changes the centre gripping spatiality is with the centre gripping or relieve bone. The utility model discloses in through operation ware drive holder to fix centre gripping bone, the guide is fixed at the holder lateral part convenient and reliablely, and guides the osteotome, thereby guarantees that the osteotome can cut the bone accurately.
Description
Technical field
This utility model relates to osteotomy instrument.
Background technology
At present, the theory of blocking treatment osteoarthritis etc. due to fibula is not also used by large-scale popularization, limit by aspects such as indications, in current clinical operation, osteotomy mode is generally free-hand carrying out on bone and punches or use saw blade to carry out osteotomy, then carries out biting taking-up broken.Following problem is there will be in operation:
osteotomy amount is inaccurate
osteotomy surface out-of-flatness
easily cause soft tissue injury etc.
complicated operation
Owing to there are the problems referred to above in existing bone-culting operation, industry is badly in need of a kind of tool implement that can facilitate, accurately assist osteotomy of exploitation, to improve quality and the efficiency of bone-culting operation, reduces surgical band to the wound of patient, thus benefits extensive patients.
Utility model content
For problems of the prior art, the purpose of this utility model can facilitate for providing a kind of, accurately auxiliaryly carry out bone-culting operation thus improve the osteotomy instrument of surgical quality and efficiency, reduction surgical wound surface.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of osteotomy instrument, for auxiliary intercepting bone, comprising:
Clamper, described clamper comprises two grip blocks be oppositely arranged, and described clamping part is provided with clamping face, and the described clamping face on grip block described in two is oppositely arranged to form grasping part;
Conductor, described conductor is installed on the near-end of described grip block, and is positioned at the sidepiece of described grip block, described conductor is provided with the guiding structural for being directed through osteotome;
Operator, described operator pivotable connects the near-end of described two grip blocks, and is positioned at the side deviating from described clamping part, changes described grasping part state to clamp or to decontrol described bone by driving described operating portion.
In an optional embodiment, described operator comprises pivotal axis and lever, and described pivotal axis is two, described two grip blocks of one end pivotable connection correspondingly of pivotal axis described in two, other end pivotable connects described lever, and the axis that pivotable described in two connects is mutually vertical.
In an optional embodiment, described lever is also provided with prolongation boosting-rod.
In an optional embodiment, described conductor is two, lays respectively at two sidepieces of described clamper.
In an optional embodiment, described guiding structural is the long and narrow through hole running through described conductor.
In an optional embodiment, clamping face described in two is two relative arcuate grooves.
In an optional embodiment, the far-end of described clamper is provided with stop, described stop is protruding from the two sides of described clamper.
In an optional embodiment, described in each, the sidepiece of grip block is connected with a pin, described conductor is provided with two elongated slots, and pin described in each passes wherein elongated slot described in, and can adjust the fixed position in described elongated slot.
In an optional embodiment, described elongated slot is step groove, and the outstanding head of described pin is pressed against the stage portion of described elongated slot.
In an optional embodiment, described grip block side is provided with cross recess or elongated hole, and described pin is fixed in described cross recess or elongated hole.
The beneficial effects of the utility model are, this utility model compared with prior art, clamper is driven by operator in this utility model, thus fixed clamp bone easily and reliably, conductor is fixed on clamper sidepiece, and guides osteotome, thus ensure that osteotome accurately can carry out osteotomy, due to accuracy of the present utility model, the wound to soft tissue etc. can be avoided, thus auxiliary realize convenience and high-efficiency, the accurately reliable and bone-culting operation that wound surface is little.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, this utility model is described in further detail:
Fig. 1 is the three-dimensional schematic diagram of osteotomy instrument one embodiment of the present utility model;
Fig. 2 is the stereo decomposing structural representation of osteotomy instrument one embodiment of the present utility model;
Fig. 3 is the first application state schematic diagram of osteotomy instrument one embodiment of the present utility model;
Fig. 4 is the second application state schematic diagram of osteotomy instrument one embodiment of the present utility model;
Fig. 5 is the 3rd application state schematic diagram of osteotomy instrument one embodiment of the present utility model.
Detailed description of the invention
The exemplary embodiments embodying this utility model feature & benefits will describe in detail in the following description.Be understood that this utility model can have various changes in different embodiments, it neither departs from scope of the present utility model, and explanation wherein and accompanying drawing are the use when explain in itself, and is not used to limit this utility model.
Fig. 1 and Fig. 2 shows concrete combination and the decomposition texture schematic diagram of an embodiment of osteotomy instrument of the present utility model.As depicted in figs. 1 and 2, in the present embodiment, osteotomy instrument comprises clamper 1, conductor 2 and operator 3.Wherein, clamper 1 is for clamping the bone 8 (incorporated by reference to shown in Fig. 3 to Fig. 5) that will carry out osteotomy, and conductor 2 is for guiding the intercepting of osteotome to bone 8, and operator 3 is for carrying out the operation adjustment of state, angle and position to clamper 1.
In the present embodiment, clamper 1 comprises two grip blocks 101 and 102 altogether, and each grip block 101,102 includes far-end and near-end, and in the present embodiment, near-end depends on one end of nearly patient, and far-end is away from patient one end.In the present embodiment, the far-end of each grip block 101,102 is clamping part 11, and the near-end of each grip block 101,102 is support portion 12, for connecting conductor 2 and operator 3.Clamping part 11 is provided with clamping face 10, in the present embodiment, this clamping face 10 is arcuate groove, two grip blocks 101 are two relative arcuate grooves with two clamping faces 10 on 102, and two clamping faces 10 form one jointly close to circular or oval grasping part 100, to clamp bone 8.For convenience of operation, this clamping part 11 is set to thin-slab structure, and has some strength (namely similar with the structure of clamping face 10, its lateral surface is also arcuate structure), while reaching strength demand, realize the minimum object taken up room.Clamping face 10 is provided with the structure increasing friction, and this structure can be band, vertical line, twill or lines arranged in a crossed manner.
In the present embodiment, conductor 2 is two, is arranged at two, the left and right sidepiece of clamper 1 respectively, when practical application, can only select a conductor 2 as required, be arranged at left side or the right side of clamper 1.In the present embodiment, conductor 2 is provided with two elongated slots 21, the sidepiece of grip block 101 and 102 is provided with pin 4 by screw thread, conductor 2 connection through elongated slot 21, and is arranged on the sidepiece of clamper 1 by this pin 4.Pin 4 is 4, each one of the both sides of grip block 101 and 102, and when conductor 2 is one, then pin 4 can be two, is only arranged at the one-sided of grip block 101 and 102.In the present embodiment, this elongated slot 21 is step groove, and the head of pin 4 protrudes from cylinder, and is pressed against on the step surface of elongated slot 21 by this outstanding head, realizes conductor 2 being slidably connected on clamper 1 in this way.Clamper 1 (in two grip blocks 101,102 arbitrary grip block or two grip blocks) far-end is also provided with stop 111, stop 111 is protruding from grip block 101 or 102 two sides, during osteotomy, osteotome touches stop and stops osteotomy, ensure the osteotomy degree of depth, avoid unnecessary damage.
In the present embodiment, conductor 2 is provided with guiding structural, to guide osteotome, facilitates osteotome to the operation of bone 8, in the present embodiment, this guiding structural is the long and narrow through hole 20 running through conductor 2, also can be set to the structure such as draw-in groove, tongue-and-groove according to practical situation.In addition, this guiding structural can be one, also can be many, when guiding structural is one, its osteotomy size is determined, is the distance between long and narrow through hole, when guiding structural is many, can carry out according to actual needs adjusting to realize different osteotomy sizes, to expand the scope of application of the present utility model to greatest extent.In addition, pin 4 can be welded on grip block 101 or 102 side and clamper 1 one-body molded, also cross recess or circle, ellipse hole can be set in grip block 101 or 102 side, according to osteotomy size or action required space, adjustment pin 4 position, then utilizes chocking construction to be fixed in groove or hole by pin 4, the position adjustment of the relative grip block 101 or 102 of pin 4 can be realized, thus ensure the position adjustment of osteotomy guider 2, expand osteotomy scope, ensure operation technique convenience.
In the present embodiment, operator 3 is divided into three parts, i.e. pivotal axis 31, lever 32 and prolongation boosting-rod 33.Wherein, pivotal axis 31 one end is pin shaft structure, and the other end is block structure, and two parts are integrally formed, and also can be formed by other attachment.Pin shaft structure one end of pivotal axis 31 arranges groove structure, to form the spindle nose 311 protruding from pin body, to should spindle nose 311 clamper 1 support portion 12 on process porose (not shown), this spindle nose 311 inserts in this hole, and and between this hole, there is free gap, being connected of spindle nose 311 and support portion 12 is realized with coordinating of groove by forms such as clips.One end of pivotal axis 31 block structure is provided with through hole 312, and the central axis of this through hole 312 is in the centrage of bearing pin.
In the present embodiment, lever 32 comprises on position that two handle body 320, two handle bodies 320 connect and is provided with the lug be mutually pressed against, and two lugs of two handle bodies 320 are provided with relative through hole, by the structures such as a rivet or pin 6 through this two through hole, the pivotable realized between two handle bodies 320 connects.One end of the close pivotal axis 31 of each handle body 320 is provided with shifting fork structure, this shifting fork structure is provided with relative connecting hole 321, when being connected with pivotal axis 31, the block structure of pivotal axis 31 enters in the gap in shifting fork structure, and make connecting hole 321 corresponding with through hole 312, in connecting hole 321 and through hole 312, penetrate pin 5, the pivotable namely achieved between pivotal axis 31 with lever 32 is connected simultaneously, and the pivot center at pivotal axis 31 two ends is orthogonal.Because pivotal axis 31 and handle body 320 are two, therefore above-mentioned installation is one to one.
In the present embodiment, handle body 320 afterbody be also provided with and the structure extending boosting-rod 33 and be connected.The concrete structure extending boosting-rod 33 can be determined according to actual needs, its objective is and conveniently exerts a force, and improve the chucking power of clamper 1 pair of bone 8.In the present embodiment, as shown in Figure 1, this prolongation boosting-rod 33 have employed secondary pivot structure, to improve clamp precision and chucking power.In addition, this prolongation boosting-rod 33 also can be simple extension rod structure, specifically determines according to actual needs.
The implementation process of this embodiment of the present utility model is as described below:
As shown in Figure 3, clamp bone 8 by the action drives clamper 1 of operator 3, fixed after determining position.As shown in Figure 4, when the bone 8 needed on the left of to clamper 1 carries out osteotomy cutting, operator 3 is rotated to the right, abdicates the conductor 2 on the left of clamper 1, use osteotome to carry out the osteotomy cutting of convenient and reliable precise and high efficiency through long and narrow through hole 20.Similarly, as shown in Figure 5, when the bone 8 needed on the right side of to clamper 1 carries out osteotomy cutting, operator 3 is rotated to the left, abdicates the conductor 2 on the right side of clamper 1, use osteotome to carry out the osteotomy cutting of convenient and reliable precise and high efficiency through long and narrow through hole 20.
This utility model tool has the following advantages:
(1) this utility model structurally applies the principle of linkage, when driving clamper 1 to clamp bone 8 by operator 3, guiding structural conveniently by conductor 2 uses osteotome to cut bone 8, solves that traditional instruments is free-hand carries out cutting and depth of cut and the hard-core drawback of cut lengths.
(2) operator 3 of the present utility model can carry out left rotation and right rotation along clamper 1 rear portion, solves the interference osteotomy problem that may exist in existing apparatus.
(3) this utility model structure simple, take up room little, and movement range is little during operation, therefore working place is needed not too, this utility model can also shift out this section of cut bone 8 after completing cutting to bone 8, and also need in existing operation method to use rongeur to bite taking-up operation into pieces to the bone after cutting, relative to prior art, this utility model had both saved operating procedure, had improve work efficiency, additionally reduce the contusion to soft tissue, reduce surgical wound surface, be conducive to patient to recover, and reduce the risk of operative failure.
The technical solution of the utility model is disclosed as above by embodiment.The change that those skilled in the art do when should recognize the scope and spirit of the present utility model disclosed in the claim do not departed from appended by this utility model and retouching, within the protection domain all belonging to claim of the present utility model.
Claims (10)
1. an osteotomy instrument, for auxiliary intercepting bone, is characterized in that, comprising:
Clamper, described clamper comprises two grip blocks be oppositely arranged, and described clamping part is provided with clamping face, and the described clamping face on grip block described in two is oppositely arranged to form grasping part;
Conductor, described conductor is installed on the near-end of described grip block, and is positioned at the sidepiece of described grip block, described conductor is provided with the guiding structural for being directed through osteotome;
Operator, described operator pivotable connects the near-end of described two grip blocks, and is positioned at the side deviating from described clamping part, changes described grasping part state to clamp or to decontrol described bone by driving described operating portion.
2. osteotomy instrument as claimed in claim 1, it is characterized in that, described operator comprises pivotal axis and lever, described pivotal axis is two, described two grip blocks of one end pivotable connection correspondingly of pivotal axis described in two, other end pivotable connects described lever, and the axis that pivotable described in two connects is mutually vertical.
3. osteotomy instrument as claimed in claim 2, is characterized in that, described lever is also provided with prolongation boosting-rod.
4. osteotomy instrument as claimed in claim 1, it is characterized in that, described conductor is two, lays respectively at two sidepieces of described clamper.
5. osteotomy instrument as claimed in claim 1, it is characterized in that, described guiding structural is the long and narrow through hole running through described conductor.
6. osteotomy instrument as claimed in claim 1, it is characterized in that, clamping face described in two is two relative arcuate grooves.
7. osteotomy instrument as claimed in claim 1, it is characterized in that, the far-end of described clamper is provided with stop, and described stop is protruding from the two sides of described clamper.
8. osteotomy instrument as claimed in claim 1, it is characterized in that, described in each, the sidepiece of grip block is connected with a pin, described conductor is provided with two elongated slots, pin described in each passes wherein elongated slot described in, and can adjust the fixed position in described elongated slot.
9. osteotomy instrument as claimed in claim 8, it is characterized in that, described elongated slot is step groove, and the outstanding head of described pin is pressed against the stage portion of described elongated slot.
10. osteotomy instrument as claimed in claim 8, it is characterized in that, described grip block side is provided with cross recess or elongated hole, and described pin is fixed in described cross recess or elongated hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520540699.0U CN204814052U (en) | 2015-07-23 | 2015-07-23 | Cut bone instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520540699.0U CN204814052U (en) | 2015-07-23 | 2015-07-23 | Cut bone instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204814052U true CN204814052U (en) | 2015-12-02 |
Family
ID=54671702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520540699.0U Active CN204814052U (en) | 2015-07-23 | 2015-07-23 | Cut bone instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204814052U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106264652A (en) * | 2015-06-09 | 2017-01-04 | 北京纳通科技集团有限公司 | Osteotomy instrument |
-
2015
- 2015-07-23 CN CN201520540699.0U patent/CN204814052U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106264652A (en) * | 2015-06-09 | 2017-01-04 | 北京纳通科技集团有限公司 | Osteotomy instrument |
| CN106264652B (en) * | 2015-06-09 | 2019-04-16 | 北京纳通科技集团有限公司 | Osteotomy tool |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240416 Address after: G356, 3rd floor, building 1, yard 9, CHENGWAN street, Haidian District, Beijing 100094 Patentee after: Beijing natong Medical Technology Holding Co.,Ltd. Country or region after: China Address before: 100082 room 8-2-1201, ocean view area 15, Desheng West Street, Haidian District, Beijing. Patentee before: BEIJING NATON TECHNOLOGY GROUP Co.,Ltd. Country or region before: China |