CN211749869U - Be applied to bone cutting device of medical treatment - Google Patents
Be applied to bone cutting device of medical treatment Download PDFInfo
- Publication number
- CN211749869U CN211749869U CN201922443028.3U CN201922443028U CN211749869U CN 211749869 U CN211749869 U CN 211749869U CN 201922443028 U CN201922443028 U CN 201922443028U CN 211749869 U CN211749869 U CN 211749869U
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- slide
- rod
- hole
- bone
- position fixing
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 59
- 230000014759 maintenance of location Effects 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a be applied to medical osteotomy device belongs to medical field. An osteotomy device for medical treatment, comprising: the position fixing plate still includes: set up in the position fixing pole of position fixing board below, position fixing pole axial direction parallel position fixing board length direction, position fixing board one end be provided with the handle that grips, the vertical first screw hole that runs through the wall thickness of position fixing board of seting up of position fixing board top surface, first screw hole be provided with a plurality of and along the even interval arrangement of position fixing board length direction, position fixing board top surface is provided with a pair of vertical downwardly extending's cutting guiding groove, the cutting guiding groove runs through the wall thickness of position fixing board, two cutting guiding grooves are about the line symmetry between the adjacent first screw hole, the utility model discloses can guarantee that the grafting bone can zonulae occludens with the incision of treating the grafting bone, reduced the space, just the utility model discloses can reduce the damage to the bone, keep bone structural strength.
Description
Technical Field
The utility model belongs to the technical field of the medical treatment, especially, relate to a be applied to medical osteotomy device.
Background
In medical treatment, the deformity of the bone needs to be cut, so that the pressure of the bone is relieved, the surgical cutting scheme is designed through paper-cut in the reality, but due to the problem of the operation visual field, the cut of the bone is not easy to be coincided with the cut of the grafted bone when the bone to be grafted is cut, a hole is reserved, the connection of the bone is not facilitated, and the bone cutting device capable of ensuring the tight connection of the bone cut is required at present.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that the cut of the bone can not with grafting bone incision zonulae occludens when treating the grafting bone that exists among the prior art of tailorring, an object of the utility model is to provide a be applied to the bone cutting device of medical treatment and solve the problem that the cut of the bone can not with grafting bone incision zonulae occludens when treating the grafting bone.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
An osteotomy device for medical treatment, comprising: the position fixing plate still includes: the fixture comprises a fixing plate, a fixing rod, a plurality of pairs of cutting guide grooves, a plurality of clamping plates and a plurality of clamping plates, wherein the fixing rod is arranged below the fixing plate, the axial direction of the fixing rod is parallel to the length direction of the fixing plate, one end of the fixing plate is provided with a holding handle, the top surface of the fixing plate is vertically provided with a first threaded hole penetrating through the wall thickness of the fixing plate, the first threaded hole is provided with a plurality of cutting guide grooves which are uniformly arranged at intervals along the length direction of the fixing plate, the top surface of the fixing plate is provided with a pair of cutting guide grooves which vertically extend downwards, the cutting guide grooves penetrate through the wall thickness of the fixing plate, the two cutting guide grooves are symmetrical about a connecting line between adjacent first threaded holes, the cutting guide grooves are provided with a plurality of pairs and are uniformly arranged at intervals along the length direction of the fixing plate, the distance between the two cutting guide grooves, the drill rod is convenient to rotate by tools such as a screwdriver through the cross groove, a handle is coaxially arranged at one end of the retention rod close to the holding handle, a through hole is vertically formed in the outer circular surface of one end of the retention rod close to the handle, a conducting hole is coaxially formed at one end of the retention rod away from the handle and extends to the through hole, a plurality of second threaded holes corresponding to the first threaded holes are formed in the top of the outer circular surface of the retention rod, the bottom end of the drill rod extends into the second threaded holes, a sliding rod and a laser pen are arranged in the conducting holes in a matched mode, the laser pen is close to the through hole, the emitting direction of the laser pen faces towards the through hole, a compression spring is arranged between the sliding rod and the laser pen, one end of the compression spring is connected with the sliding rod, the other end of the compression spring is connected with, the distance from the stress inclined plane to the laser pen is gradually increased from top to bottom, the stress groove is provided with a plurality of grooves which are arranged along the length direction of the sliding rod at even intervals, the lower end of the wall of the second threaded hole cavity is a smooth section, a second sliding plate and a first sliding plate are arranged in the smooth section in a matched mode, the second sliding plate and the first sliding plate can slide along the guide direction of the smooth section, the second sliding plate is located above the first sliding plate, a spiral spring is arranged between the second sliding plate and the first sliding plate, one end of the spiral spring is connected with the second sliding plate, the other end of the spiral spring is connected with the first sliding plate, the bottom end of the first sliding plate is provided with a pressing piece, and the pressing piece is provided with a pressing inclined plane.
Preferably, the retention plate is an arc-shaped plate which is adaptive to the shape of the bone.
Preferably, the included angles between the plurality of pairs of cutting guide grooves are different in size, and the included angles between the plurality of pairs of cutting guide grooves are gradually increased from the direction from one end of the retention plate departing from the holding handle to one end of the holding handle.
Preferably, the outer circular surface of the retention rod is provided with an avoiding groove corresponding to the cutting guide groove.
Preferably, two sliding blocks which are arranged in an opposite mode are arranged on the outer circular surface of the sliding rod, the extending direction of each sliding block is parallel to the axial direction of the sliding rod, and a sliding groove matched with the sliding blocks is formed in the inner circular surface of the through hole.
3. Has the advantages that:
the utility model discloses at first open the one end of bone earlier and expose the bone cavity, the one end that deviates from the handle with the maintenance pole under the initial condition penetrates inside the bone along bone length direction, put the maintenance board to the bone top along bone length direction, get into first screw hole and move to the second screw hole from first screw hole top this moment with a drilling rod, touch the second slide when the drilling rod bottom, the second slide extrudes first slide and promotes the preforming downstream through coil spring, because the inclined plane of exerting pressure cooperates with the atress inclined plane, the piece promotes slide bar extrusion compression spring that the piece promotes, compression spring triggers the laser pen, the laser pen sends the laser beam and shines at the through hole inner wall, when operating personnel sees the brilliant rays in the through hole, then stop rotatory drilling rod and the little amplitude of circling round drilling rod makes the drilling rod reset a section distance, the maintenance pole under compression spring elastic force effect afterwards, the piece of exerting pressure, First slide, coil spring and second slide reset, can avoid the drilling rod to run through the solid position pole, another drilling rod is squeezed into in the first screwed hole of suitable position afterwards, the drilling rod passes in the wall thickness of bone gets into in the second screwed hole, the laser pen is triggered, operate this drilling rod small-amplitude and reset, avoid the drilling rod too deeply to lead to running through the lower wall portion of solid position pole and bone, the destruction to the bone has been reduced, be favorable to keeping the structural stability of bone, usable cutter is following cutting guiding groove downward cutting bone and incision be the V type, take off the osteotomy device and accomplish the downcut with the bone along the V type incision, the bone of cutting the grafting with the osteotomy device afterwards makes the grafting bone keep corresponding with the incision of the bone of waiting to graft, be convenient for two bone zonulae occludens.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the position-retaining plate of the present invention;
FIG. 3 is a schematic view of the structure of the drill rod of the present invention;
FIG. 4 is a schematic view of the retention bar of the present invention;
fig. 5 is a schematic view of a partial structure of the present invention;
FIG. 6 is a schematic view of the slide bar structure of the present invention;
fig. 7 is a schematic view of a partial structure of the present invention.
The reference numbers in the figures illustrate:
10. a position-retaining plate; 110. a grip handle; 120. a first threaded hole; 130. cutting the guide groove; 140. a drill stem; 141. a cross groove; 20. a retention rod; 210. a second threaded hole; 220. an avoidance groove; 230. a through hole; 240. a handle; 250. a via hole; 251. a slide bar; 252. a slider; 253. a compression spring; 254. a laser pen; 255. a stress groove; 256. tabletting; 257. a first slide plate; 258. a coil spring; 259. a second slide plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the mechanism or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 7, an osteotomy device for medical treatment includes: the retention plate 10 further includes: the fixing device comprises a fixing rod 20 arranged below a fixing plate 10, the fixing rod 20 is axially parallel to the length direction of the fixing plate 10, a holding handle 110 is arranged at one end of the fixing plate 10, a first threaded hole 120 penetrating through the wall thickness of the fixing plate 10 is vertically formed in the top surface of the fixing plate 10, a plurality of first threaded holes 120 are formed in the first threaded holes 120 and are uniformly arranged at intervals along the length direction of the fixing plate 10, a pair of cutting guide grooves 130 vertically extending downwards is formed in the top surface of the fixing plate 10, the cutting guide grooves 130 penetrate through the wall thickness of the fixing plate 10, the two cutting guide grooves 130 are symmetrical with respect to a connecting line between the adjacent first threaded holes 120, a plurality of pairs of cutting guide grooves 130 are formed in the cutting guide grooves 130 and are uniformly arranged at intervals along the length direction of the fixing plate 10, the distance between the two cutting guide grooves 130 is gradually increased from one end of the fixing plate 10, which deviates from the holding handle 110, to one, the top end of the drill rod 140 is provided with a cross groove 141, the drill rod 140 can be conveniently rotated by tools such as a screwdriver through the cross groove 141, one end of the retention rod 20 close to the holding handle 110 is coaxially provided with a handle 240, the outer circular surface of one end of the retention rod 20 close to the handle 240 is vertically provided with a through hole 230, one end of the retention rod 20 away from the handle 240 is coaxially provided with a through hole 250, the through hole 250 extends to the through hole 230, the top of the outer circular surface of the retention rod 20 is provided with a plurality of second threaded holes 210 corresponding to the first threaded holes 120, the bottom end of the drill rod 140 extends into the second threaded holes 210, a slide rod 251 and a laser pen 254 are arranged in the through hole 250 in a matching manner, the laser pen 254 is close to the through hole 230, the emission direction of the laser pen 254 faces the through hole 230, a compression spring 253 is arranged between the slide rod 251 and the laser pen, the top of the circumferential surface of the sliding rod 251 is provided with a stress groove 255, one side of the stress groove 255 adjacent to the laser pen 254 is provided with a stress inclined surface, the distance from the stress inclined surface to the laser pen 254 is gradually increased from top to bottom, the stress grooves 255 are arranged in a plurality and are evenly arranged along the length direction of the sliding rod 251 at intervals, the lower end of the cavity wall of the second threaded hole 210 is a smooth section, a second sliding plate 259 and a first sliding plate 257 are arranged in the smooth section in a matching way, the second sliding plate 259 and the first sliding plate 257 can slide along the smooth segment guiding direction and the second sliding plate 259 is located above the first sliding plate 257, a coil spring 258 is arranged between the second sliding plate 259 and the first sliding plate 257, one end of the coil spring 258 is connected with the second sliding plate 259, the other end of the coil spring 258 is connected with the first sliding plate 257, the bottom end of the first sliding plate 257 is provided with a pressing sheet 256, and the pressing sheet 256 is provided with a pressing inclined plane matched with the pressing inclined plane; firstly, cutting one end of a bone to expose a bone cavity, penetrating one end of a retention rod 20 departing from a handle 240 into the bone along the length direction of the bone in an initial state, placing a retention plate 10 above the bone along the length direction of the bone, entering a first threaded hole 120 from the top end of the first threaded hole 120 and moving to a second threaded hole 210 by using a drill rod 140, when the bottom end of the drill rod 140 touches a second sliding plate 259, the second sliding plate 259 presses a first sliding plate 257 and pushes a pressing sheet 256 to move downwards through a spiral spring 258, because the pressing sheet 256 is matched with a force-applying inclined plane, the pressing sheet 256 pushes a sliding rod 251 to press a compression spring 253, the compression spring 253 triggers a laser pen 254, the laser pen 254 emits a laser beam to irradiate the inner wall of a through hole 230, when an operator sees a light beam in the through hole 230, the drill rod 140 stops rotating and rotates the drill rod 140 in a small amplitude to, the retention lever 20, the pressing piece 256, the first slide plate 257, the coil spring 258 and the second slide plate 259 are then restored by the elastic force of the compression spring 253, the drill rod 140 can be prevented from penetrating through the retention rod 20, then another drill rod 140 can be driven into the first threaded hole 120 in a proper position, the drill rod 140 penetrates through the wall thickness of the bone and enters the second threaded hole 210, the laser pen 254 is triggered, the drill rod 140 is operated to reset in a small range, the drill rod 140 is prevented from penetrating through the retention rod 20 and the lower wall portion of the bone due to too deep penetration, damage to the bone is reduced, structural stability of the bone is kept, then the bone can be cut downwards along the cutting guide groove 130 by a cutter and is in a V shape, the osteotomy device is removed, the bone is cut along the V-shaped cut, and then the osteotomy device is used for cutting the grafted bone so that the grafted bone corresponds to the cut of the bone to be grafted, and the two bones are connected tightly.
More perfectly, the retention plate 10 is an arc-shaped plate which is matched with the shape of the bone; facilitating the fixation of the bone.
More perfectly, the included angles between the pairs of cutting guide slots 130 are different in size, and specifically, the included angles between the pairs of cutting guide slots 130 are gradually increased from the end of the retention plate 10 departing from the holding handle 110 to the end of the holding handle 110; can cut different angles, and is convenient to adapt to cutting in various conditions.
To avoid the damage of the tool caused by the tool colliding with the retention rod 20 when cutting the bone, the outer circular surface of the retention rod 20 starts to have an avoiding groove 220 corresponding to the cutting guide groove 130; the cutter can cut the bone through the cutting guide groove 130 and the avoiding groove 220.
More perfectly, in order to avoid the rotation of the sliding rod 251, two sliding blocks 252 arranged oppositely are arranged on the outer circumferential surface of the sliding rod 251, the extending direction of the sliding blocks 252 is parallel to the axial direction of the sliding rod 251, and a sliding groove matched with the sliding blocks 252 is formed on the inner circumferential surface of the through hole 250.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. An osteotomy device for medical treatment, comprising: the position-retaining plate (10) is characterized by further comprising: the fixing device comprises a fixing rod (20) arranged below a fixing plate (10), wherein the fixing rod (20) is axially parallel to the length direction of the fixing plate (10), a holding handle (110) is arranged at one end of the fixing plate (10), a first threaded hole (120) penetrating through the wall thickness of the fixing plate (10) is vertically formed in the top surface of the fixing plate (10), a plurality of cutting guide grooves (130) are formed in the first threaded hole (120) and are uniformly arranged at intervals along the length direction of the fixing plate (10), a pair of vertical and downward extending cutting guide grooves (130) are formed in the top surface of the fixing plate (10), the cutting guide grooves (130) penetrate through the wall thickness of the fixing plate (10), the two cutting guide grooves (130) are symmetrical about a connecting line between the adjacent first threaded holes (120), the cutting guide grooves (130) are provided with a plurality of pairs and are uniformly arranged at intervals along the length direction of the fixing plate (10), and the distance between the two cutting guide grooves (130) is directed to the holding handle (110) at one end, deviating from the holding handle The direction of one end of the drill rod is gradually increased, the drill rod (140) is arranged in the first threaded hole (120) in a matched mode, a cross groove (141) is formed in the top end of the drill rod (140), the drill rod (140) can be conveniently rotated through tools such as a screwdriver and the like through the cross groove (141), a handle (240) is coaxially arranged at one end, close to the holding handle (110), of the holding rod (20), a through hole (230) is vertically formed in an outer circular surface of one end, close to the handle (240), of the holding rod (20), a through hole (250) is coaxially formed in one end, away from the handle (240), of the holding rod (20) and extends to the through hole (230), a plurality of second threaded holes (210) corresponding to the first threaded holes (120) are formed in the top of the outer circular surface of the holding rod (20), the bottom end of the drill rod (140) extends to the second threaded holes (210), a sliding, The laser pen (254), the laser pen (254) near through hole (230) and the laser pen (254) transmission direction towards through hole (230), slide bar (251) and laser pen (254) between be provided with compression spring (253), compression spring (253) one end is connected with slide bar (251), compression spring (253) other end is connected with the switch of laser pen (254), atress groove (255) have been seted up at slide bar (251) periphery top, one side that atress groove (255) are close to laser pen (254) be provided with the atress inclined plane, the distance that atress inclined plane reaches laser pen (254) is crescent by the direction from top to bottom, atress groove (255) be provided with a plurality of and along slide bar (251) length direction even interval arrangement, second screw hole (210) chamber wall lower extreme be smooth section, the interior matching of smooth section is provided with second slide (259), First slide (257), smooth section direction slip and second slide (259) are located first slide (257) top can be followed to second slide (259) and first slide (257), second slide (259) and first slide (257) between be provided with coil spring (258), second slide (259) are connected to coil spring (258) one end, first slide (257) is connected to coil spring (258) other end, first slide (257) bottom be provided with and exert pressure piece (256), be provided with the inclined plane of exerting pressure that matches with the inclined plane of atress on the piece of exerting pressure (256).
2. An osteotomy device for medical application as defined in claim 1, wherein: the position-retaining plate (10) is an arc-shaped plate which is matched with the shape of a bone.
3. An osteotomy device for medical application as defined in claim 1, wherein: the included angles between the plurality of pairs of cutting guide grooves (130) are different in size, and the included angles between the plurality of pairs of cutting guide grooves (130) are gradually increased from one end of the retention plate (10) departing from the holding handle (110) to one end of the holding handle (110).
4. An osteotomy device for medical application as defined in claim 1, wherein: and an avoidance groove (220) corresponding to the cutting guide groove (130) is formed on the outer circular surface of the retaining rod (20).
5. An osteotomy device for medical application as defined in claim 1, wherein: the outer circular surface of the sliding rod (251) is provided with two sliding blocks (252) which are arranged in an opposite mode, the extending direction of the sliding blocks (252) is parallel to the axial direction of the sliding rod (251), and the inner circular surface of the through hole (250) is provided with a sliding groove matched with the sliding blocks (252).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922443028.3U CN211749869U (en) | 2019-12-30 | 2019-12-30 | Be applied to bone cutting device of medical treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922443028.3U CN211749869U (en) | 2019-12-30 | 2019-12-30 | Be applied to bone cutting device of medical treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211749869U true CN211749869U (en) | 2020-10-27 |
Family
ID=72977023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922443028.3U Expired - Fee Related CN211749869U (en) | 2019-12-30 | 2019-12-30 | Be applied to bone cutting device of medical treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211749869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116172654A (en) * | 2022-12-12 | 2023-05-30 | 上海交通大学医学院附属第九人民医院 | Femur osteotomy guide plate and construction method and device of model thereof |
-
2019
- 2019-12-30 CN CN201922443028.3U patent/CN211749869U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116172654A (en) * | 2022-12-12 | 2023-05-30 | 上海交通大学医学院附属第九人民医院 | Femur osteotomy guide plate and construction method and device of model thereof |
| CN116172654B (en) * | 2022-12-12 | 2023-10-03 | 上海交通大学医学院附属第九人民医院 | Femur osteotomy guide plate and construction method and device of model thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220512 Address after: 412000 No. 606, building 20, Xiangshi second village, Shifeng District, Zhuzhou City, Hunan Province Patentee after: Tan Jingyu Address before: 230000 room 404, building 5, Tongjiang new village, 303 Tongcheng South Road, Baohe District, Hefei City, Anhui Province Patentee before: Zhu Yafeng |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |