CN209136771U - One kind taking bone object - Google Patents
One kind taking bone object Download PDFInfo
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- CN209136771U CN209136771U CN201821318974.4U CN201821318974U CN209136771U CN 209136771 U CN209136771 U CN 209136771U CN 201821318974 U CN201821318974 U CN 201821318974U CN 209136771 U CN209136771 U CN 209136771U
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Abstract
One kind taking bone object, comprising: handle is provided with first through hole on handle；Liner bushing insertion is fixed in first through hole, and liner bushing, in the first end ipsilateral with the upper end of handle, is provided with internal thread hole along axially, in the second end ipsilateral with handle, at its lower end, is provided with first matching hole of the diameter greater than the major diameter of internal thread hole；Bone sleeve is taken, the upper end of bone sleeve is taken to be removably mounted in the first matching hole by the first tight lock part, lower end is provided with blade portion, takes bone sleeve along axially, is provided with the second matching hole and bone incorporating section；Adjustment section, adjustment section include adjustment screw, and adjustment section is engaged with the screw thread of the internal thread hole of liner bushing by adjusting screw rod and is adjusted, and shrinkable in bone incorporating section or are emerging in outside bone incorporating section.One kind of the utility model needle takes bone object, can accurately take bone；In addition, enabling parts thereof to be recycled due to taking bone sleeve that can dismantle, use cost is reduced.
Description
Technical field
The utility model relates to technical field of surgical instruments, more particularly to take bone object.
Background technique
In bone surgery, due to comminuted fracture, bone defect or do not connect, require to do bone grafting treatment, all
In bone-grafting material, but it is best to be derived from the bone tissue of patient itself, and therefore, bone grafting operation autologous bone is most.It is past, conventional
Take bone method by being taken after notch exposure bone with osteotome to dig, operation is coarse, and wound is big, and takes and be easy to happen blood at bone
The complication such as swollen, infection, neurotrosis, bring pain to patient.
Later, it and develops and takes bone object, bone object is taken usually by "T"-shaped handle, to add hollow socket type trepan to form, sleeve
One end of type ring saw is fixed with "T"-shaped handle, and the other end is equipped with saw hole, when taking bone, holds "T"-shaped handle, sawtooth alignment takes bone
Position, hand squeeze grip, to turning, one piece is removed the saw object space by trepan tooth with externally threaded bone block.
But although such take bone object that can easily remove bone, with belt transect problem, firstly, by twisting
Dynamic method takes bone, easily snaps off when taking bone, once fractureing, takes bone again again, and additional pain is brought to patient, secondly,
Bone is taken out by then passing through multiple turn, the bone taken out may be unsmooth even curved, cause bone grafting tired
It is difficult；Again, this to take bone object be essentially all integrally fixed structure, must all be discarded after using, cannot recycle makes
With.
Utility model content
The utility model in view of the above technical problems, proposes one kind and takes bone object, while accurately taking bone to realize, improves
The success rate of bone is taken, and parts thereof is enable to be recycled, reduces use cost.
One kind taking bone object, comprising: handle is provided with the first through hole penetrated through from upper end to lower end on the handle；Main lining
Set, the liner bushing insertion are fixed in the first through hole, and the liner bushing edge is axial, ipsilateral with the upper end of the handle
First end, be provided with internal thread hole, in the second end ipsilateral with the handle, at its lower end, be provided with diameter greater than the internal screw thread
First matching hole of the major diameter in hole, axial direction of first matching hole with the internal thread hole along the liner bushing are connected to；Take bone
Sleeve, the upper end for taking bone sleeve are removably mounted in first matching hole by the first tight lock part, lower end setting
There is blade portion, it is described to take bone sleeve edge axial, it is provided with the second matching hole that the upper end of bone sleeve is taken described in perforation and perforation institute
The bone incorporating section of blade portion is stated, the bone incorporating section takes the axial direction of bone sleeve to be connected to second matching hole described in；
Adjustment section, the adjustment section include adjustment screw, the adjustment section by the adjustment screw and the liner bushing it is described in
The screw thread of threaded hole is engaged and is adjusted, and shrinkable in the bone incorporating section or is emerging in the bone incorporating section
Outside.
Preferably, the periphery of the blade portion is provided with several along the first axially extending slit for taking bone sleeve,
First slit is penetrated through to the bone incorporating section.
It is further preferred that the section of the wall portion of the outer end of the blade portion is in upside-down triangle shape, including it is arranged in the wall
The first chamfering on the outer peripheral surface in portion and the second chamfering on the inner peripheral surface that the wall portion is set.
Preferably, graduation mark is additionally provided on the outer peripheral surface of the blade portion.
Preferably, first tight lock part include the pipe screw thread portion being arranged in the second end of the liner bushing and with it is described
The locking nut of the external screw thread engagement in pipe screw thread portion, the pipe screw thread portion is located at the lower part of first matching hole, the pipe spiral shell
In the wall portion in line portion, the second slit for being provided with the end of the wall portions in several perforations pipe screw thread portions and axially extending.
It is further preferred that the periphery for taking bone sleeve is cylindrical, it is described to take bone sleeve and the pipe screw thread portion
Between inner hole, also set is embedded with auxiliary spacer ring.
It is further preferred that it is narrow to be provided with several thirds for penetrating through one ends and axially extending on the auxiliary spacer ring
Seam.
Preferably, the adjustment section further includes removable adjusting rod, and the adjusting rod includes bigger diameter end and miner diameter end, is adjusted
When whole, the miner diameter end of the adjusting rod is abutted with merging to one end of the adjustment screw, institute with second matching hole insertion
The bigger diameter end for stating adjusting rod is embedded in the bone incorporating section, and by the adjustment of the adjustment screw, is contracted in the bone and receives
It receives in portion or is emerging in outside the bone incorporating section.
Preferably, the adjusting rod is nested with elastic component in its miner diameter end.
Preferably, the lower end of the T-shaped shape of the handle, the handle is provided with handle part.
One kind of the utility model needle takes bone object, by be provided with blade portion it is removable take bone sleeve, by striking
The method hit makes blade portion cutting bone and the bone cut is accommodated in the bone incorporating section for adjusting depth by adjustment section
It is interior, due to tapping rapidly, do not need to rotate, therefore can accurately take bone；In addition, due to taking bone sleeve that can dismantle,
Only replacement with direct body contact bone sleeve part can be taken after use, without taking bone object to discard the whole series, so that portion
Divide components that can be recycled, reduces use cost.
Detailed description of the invention
Fig. 1 (a) is a kind of main view of the embodiment for taking bone object of the utility model；
Fig. 1 (b) is the top view of Fig. 1 (a)；
Fig. 2 is the cross-sectional view at Fig. 1 (b) A-A；
Fig. 3 is the perspective view of the explosion for taking bone object of the embodiment of Fig. 1；
Fig. 4 (a) is the main view of the liner bushing of the embodiment of Fig. 1；
Fig. 4 (b) is the cross-sectional view at the B-B of Fig. 4 (a)；
Fig. 5 (a) is the main view for taking bone sleeve of the embodiment of Fig. 1；
Fig. 5 (b) is the cross-sectional view at the C-C of Fig. 5 (a)；
Fig. 5 (c) is the partial enlarged view at the D of Fig. 5 (b).
Specific embodiment
Fig. 1 (a) to Fig. 5 (c) referring to the drawings, elaborates to the utility model.It should be pointed out that this is practical
It is novel to realize in a number of different ways, however it is not limited to embodiment described herein, on the contrary, providing these embodiments
Purpose is to keep those skilled in the art more thorough and comprehensive to content understanding disclosed in the utility model.
In addition, the description that principle according to the present utility model carries out illustrative embodiment is intended to come in conjunction with attached drawing
It is read, a part of entire printed instructions will be considered.In the description of disclosed the embodiments of the present invention,
The reference in any direction or orientation is intended merely to facilitate explanation, and is not intended to limit the model of the utility model in any way
It encloses.Relational language such as " front ", " back side ", " top ", " lower part ", " upper end ", " lower end ", " side ", " outside ", " inside ",
" middle part ", " inside ", " outside ", " lower part ", " top ", " horizontal ", " vertical ", " top ", " lower section ", " to
On ", " downward ", " top " and " bottom ") and its derivative (for example, " horizontally ", " down ", " upward " etc.) should be by
It is construed to orientation shown in the drawings described below or under discussion.These relational languages only for convenience of purposes of discussion, without
Equipment can be required to be constructed or operated according to particular orientation, unless there are clearly stating.Therefore, the utility model should not be definite
Ground be limited to can some possible non-limiting combinations of individualism or the feature present in other feature combination carry out
The exemplary embodiment of explanation；The protection scope of the utility model is defined by the following claims.
As currently imagining, this disclosure describes the optimization model or practice model of the utility model.The utility model
It is not intended to be understood from limitation level, but the utility model example only used for explanation is provided in conjunction with the accompanying drawings,
The advantages of to inform those skilled in the art's the utility model and construction.It is identical attached in the various views of attached drawing
Icon note refers to the same or similar component.
Fig. 1 (a) is a kind of main view of the embodiment for taking bone object of the utility model, and Fig. 1 (b) is the vertical view of Fig. 1 (a)
Figure, Fig. 2 is the cross-sectional view at Fig. 1 (b) A-A, and Fig. 3 is the perspective view of the explosion for taking bone object of the embodiment of Fig. 1.
Referring to Fig.1 (a), Fig. 1 (b), Fig. 2, Fig. 3, one kind taking bone object, comprising: the handle 1 of T-shaped shape is arranged on handle 1
Have from the upper end 1a of T-type shape and penetrate through to the first through hole 11 of lower end 1b, the both ends of handle 1 are provided with the handle taken convenient for manpower
13, the lower end of handle 1 is provided with handle part 12, and the length dimension of handle part 12 is set as the fist substantially beyond adult, with
The handle part 12 is held to taking bone object to tap convenient for hand when doctor's operation.
First through hole 11, which is embedded in, is fixed with liner bushing 2, in the present embodiment, convenience, the stabilization of operation from processing
Property and the later period disassembly convenience set out, the side of handle 1 be provided with respectively from the two sides of first through hole 11 perforation handle 1 two
Locate the first pin hole 14, and at two first pin hole 14 at least partially across first through hole 11.Correspondingly, it is arranged on liner bushing 2
Have with second pin hole 23 at the first pin hole 14 corresponding two at two, after liner bushing 2 is embedded in first through hole 11, this at two
It is embedded in two pin shafts 24 with interference on one pin hole 14, the second pin hole 23, so that liner bushing 2 and handle 1 is fixed.Certainly, other
Embodiment in, internal screw thread can also be set in first through hole 11, external screw thread is set on liner bushing 2, is connected through a screw thread
Handle 1 and liner bushing 2 is fixed.Alternatively, directly liner bushing 2 can also be embedded in interference in first through hole 11.
The both ends of liner bushing 2 protrude from handle 1 respectively, wherein the ipsilateral first end 2a with the upper end 1a of handle 1, slightly
Handle 1 is protruded from, such as prominent 5mm-10mm.
Fig. 4 (a) is the main view of the liner bushing of the embodiment of Fig. 1, and Fig. 4 (b) is the cross-sectional view at the B-B of Fig. 4 (a).Ginseng
According to Fig. 2, Fig. 3, Fig. 4 (a), Fig. 4 (b), on liner bushing 2, along axial direction, ipsilateral first end 2a, is provided with the upper end 1a of handle 1
Internal thread hole 21, the second end 2b ipsilateral with the lower end of handle 1 are provided with first matching hole of the diameter greater than the major diameter of internal screw thread
22, axial direction of first matching hole 22 with internal thread hole 21 along liner bushing 2 is connected to.
The upper end 3a of bone sleeve 3 is taken to be removably mounted in the first matching hole 22 by the first tight lock part 4.In this implementation
In example, for the ease of taking the fast assembling-disassembling of bone sleeve 3, the first tight lock part 4 includes the pipe being arranged on the second end 2b of liner bushing 2
Threaded portion 41 and the locking nut 42 engaged with the external screw thread in pipe screw thread portion 41, pipe screw thread portion 41 are located under the first matching hole 22
Portion, in the wall portion in pipe screw thread portion 41, be provided with the end of the wall portion of several through tube threaded portions 41 and axially extend second
The effect of slit 43, the second slit 43 is, when the top in locking nut 42 toward pipe screw thread portion 41 turns, by pipe screw thread portion 41
Towards center deformation, so that clamping takes bone sleeve 3.Therefore, for the ease of the deformation in pipe screw thread portion 41, the wall portion in pipe screw thread portion 41
It can be set very thin.Similarly, for the ease of taking the insertion of bone sleeve 3 to be located at first matching hole 22 on 41 top of pipe screw thread portion,
The diameter of bore in pipe screw thread portion 41 can be slightly larger than the diameter of the first matching hole 22.
When installation, bone sleeve 3 will be taken to pass through pipe screw thread portion 41, be embedded in the first matching hole 22 of liner bushing 2, until abutting extremely
One end that internal thread hole 21 is axially connected to the first matching hole 22, since the diameter of the first matching hole 22 is greater than the big of internal screw thread
Diameter, because forming the positioning region 23 that axial direction positioning takes bone sleeve 3 in the connectivity part.Then, by 42 court of locking nut
On tighten, take bone sleeve 3 to clasp, prevent that bone sleeve 3 is taken to fall off.
After taking bone object use, locking nut 42 can be unscrewed, and by mainly with human contact take bone sleeve 3 to dismantle under
Come, and handle 1 and liner bushing 2 still can be recycled after carrying out disinfection, and therefore, can reduce use cost.
Due to take bone sleeve 3 be it is disposable, in an improvement embodiment, take the periphery of bone sleeve 3 that can set
Be set to it is cylindric, to further decrease processing cost, due to pipe screw thread portion 41 internal diameter diameter less times greater than with take bone sleeve 3
The diameter of first matching hole 22 of periphery cooperation, pipe screw thread portion 41, which can not clasp, in order to prevent takes bone sleeve 3, can also take
Between bone sleeve 3 and the inner hole in pipe screw thread portion 41, for set embedded with auxiliary spacer ring 44, auxiliary spacer ring 44 can be by with elastic material
Material is process, such as rubber, Medical gauze, metal material processing also can be used, and be arranged on auxiliary spacer ring 44
There are several third slits 441 for penetrating through one ends and axially extending in order to assist the deformation of spacer ring 44.
In other embodiments, equally internal screw thread can be arranged in the first matching hole 22 in the first tight lock part 4, taking bone set
External screw thread is arranged in the external of cylinder 3, and bone sleeve 3 and liner bushing 2 will be taken by being threadedly engaged locking.Alternatively, the first tight lock part 4 can be with
It is fixed by pin shaft 24 if handle 1 is as the fixed form of liner bushing 2；Alternatively, the first tight lock part 4 can take bone sleeve 3
Upper setting internal screw thread is arranged external screw thread on liner bushing 2 and connects；Alternatively, the first tight lock part 4 is provided in the first matching hole 22
The card hole of recess, in the fixture block etc. that the card hole of the external setting and the recess that take bone sleeve 3 cooperates.
Below to taking bone sleeve 3 to be described in detail.Fig. 5 (a) is the main view for taking bone sleeve of the embodiment of Fig. 1, Fig. 5
(b) be Fig. 5 (a) C-C at cross-sectional view, Fig. 5 (c) is the partial enlarged view at the D of Fig. 5 (b).
Referring to Fig. 5 (a), Fig. 5 (b), Fig. 5 (c), as described above, taking the upper end 3a of bone sleeve 3 can by the first tight lock part 4
It is removably fixed in the first matching hole 22.It takes the lower end 3b of bone sleeve 3 to be provided with blade portion 31, takes bone sleeve 3 along axial direction, if
It is equipped with the second matching hole 32 for penetrating through the upper end 3a for taking bone sleeve 3 and the bone incorporating section 33 for penetrating through blade portion 31, bone storage
Portion 33 and second matching hole 32 are connected to along taking the axial direction of bone sleeve 3.
The main function of blade portion 31 is that cutting the bone to be extracted takes bone by directly tapping in the present embodiment
The mode of device cuts blade portion 31, therefore blade portion 31 can be set sharp.Wall portion in the outer end for being located at blade portion 31
The section of 31a is in upside-down triangle shape, the wall portion, the first chamfering 312 on the outer peripheral surface including wall portion 31a is arranged in and is being set
Set the second chamfering 313 on the inner peripheral surface of wall portion 31a.In fact, is arranged on the wall portion 31a of the outer end of blade portion 31
One chamfering 312 and the second chamfering 313, other than keeping blade portion 31 sharp, prior function is, the wall portion of blade portion 31
The chamfering of 31a, can be in order to take the blade portion 31 of bone sleeve 3 to cut bone, after forming a basic notch, since bone is received
Portion 33 is received in the internal diameter in the region with the second chamfering 313, the actually greater than internal diameter in other regions, this makes the bone cut
The size of head is big by the size in other regions of bone incorporating section, and bone is in bone incorporating section 33 in the state being extruded.
On the one hand, it ensure that the size of bone, on the other hand, can also prevent bone from fractureing.And after taking bone, due to bone incorporating section
Bone in 33 is extruded compared to the bone outside blade portion 31, therefore, as long as slightly swinging bone, can be broken bone
It is disconnected, it is taken out so that disconnected bone will be broken and be accommodated in bone incorporating section 33.
Further, for the ease of doctor when taking bone, the reality of bone is taken from the display screen of other Medical Devices
Situation, the periphery of blade portion 31 are provided with the first axially extending slit 311 that several edges take bone sleeve 3, and the first slit 311 passes through
Pass to bone incorporating section 33.
Further, the bone, when taking bone, to have been got from the display screen of the Medical Devices convenient for doctor
Size, be additionally provided with graduation mark (not shown) on the outer peripheral surface of blade portion 31.
It should be noted that being disposable due to taking bone sleeve 3, also, in different operations, it may be necessary to cut
To the bone of different sizes.Therefore, taking bone sleeve 3 to can have any doctor takes the bone of required size when bone to store
Portion 33, doctor, which only needs to change before taking bone, different takes bone sleeve 3.
(a), Fig. 2, Fig. 3 referring to Fig.1, further, in the present embodiment, in order to guarantee that doctor can be accurately taking
The size of the bone arrived is additionally provided with adjustment section 5.Adjustment section 5 include adjustment screw 51, adjustment section 5 by adjusting screw rod 51 with
The screw thread of the internal thread hole 21 of liner bushing 2 is engaged and is adjusted, and shrinkable in bone incorporating section 33 or is emerging in bone
Outside head incorporating section 33.
Adjustment screw 51 is screwed into internal thread hole 21 from the upper end of handle 1, and passes through the first matching hole 22, the second matching hole
32 abut to bone incorporating section 33.One end that adjustment screw 51 is located at handle 1 is provided with knob 52, and knob 52 is by appointing
Mode known to ordinary skill in the art of anticipating and adjustment screw 51 are fixed.It is by tapping knob when percussion takes bone
Portion 52 and making takes bone sleeve 3 to cut bone.Therefore, the material of the preferred hard of knob 52, such as metal material are inlaid with metal
Rigid plastics etc., also, in order to prevent tap knob 52 when skid, one end of knob 52 is provided with recessed portion 53.
In the present embodiment, tune is realized in the position of bone incorporating section 33 by setting adjustment screw 51 in which can be convenient
The depth of whole bone incorporating section 33, so that doctor be helped to take the length for just determining the bone to be taken between bone.
Further, in this embodiment, the depth of bone incorporating section 33 is directly adjusted by adjusting screw rod 51, one adjusts
The length of whole screw rod 51 is too long, is unfavorable for adjusting, and two, which carry out adjustment screw 51, also directly contacts human body when taking bone, cannot be again
It uses.
Therefore, in an improved embodiment, adjustment section 5 further includes removable adjusting rod 52, and adjusting rod 52 includes
Bigger diameter end 521 and miner diameter end 522, when adjustment, the miner diameter end 522 of adjusting rod 52 and the insertion of the second matching hole 32 with merge abut to
One end of adjustment screw 51, the bigger diameter end 521 of adjusting rod 52 are embedded in bone incorporating section 33, and by adjusting the adjustment of screw rod 51,
It is contracted in bone incorporating section 33 or is emerging in outside bone incorporating section 33.In addition, to increase the force of sliding friction of adjusting rod 52,
Adjusting rod 52 is nested with elastic component 523 in its miner diameter end 522, and the material of elastic component 523 can be rubber ring or other ability
It can apply to the material of medical instrument well known to the those of ordinary skill of domain.
By adjusting the use of stick 52, it can greatly shorten the length of adjustment screw 51, also, adjustment screw 51 does not have to
Directly contact human body, moreover it is possible to reuse.
Each specific technical characteristic as described in the above specific embodiments in the case of no contradiction can be with
It is combined in any manner, for unnecessary repetition, the utility model does not say various combinations of possible ways separately
It is bright.
Above embodiments are merely to illustrate the technical solution of the utility model and are not intended to limit it, all without departing from this
Any modification of utility model range or equivalent replacement should all be included in the technical solution of the utility model.
Claims (10)
1. one kind takes bone object characterized by comprising
Handle is provided with the first through hole penetrated through from upper end to lower end on the handle；
Liner bushing, liner bushing insertion are fixed in the first through hole, the liner bushing along axial, with the handle
The ipsilateral first end in upper end, is provided with internal thread hole, in the second end ipsilateral with the handle, at its lower end, is provided with diameter greater than institute
The first matching hole of the major diameter of internal thread hole is stated, axial direction of first matching hole with the internal thread hole along the liner bushing connects
It is logical；
Bone sleeve is taken, the upper end for taking bone sleeve is removably mounted in first matching hole by the first tight lock part,
Lower end is provided with blade portion, described to take bone sleeve edge axial, is provided with the second matching hole that the upper end of bone sleeve is taken described in perforation
And the bone incorporating section of the perforation blade portion, the bone incorporating section take the axis of bone sleeve with second matching hole described in
To connection；
Adjustment section, the adjustment section include adjustment screw, the institute that the adjustment section passes through the adjustment screw and the liner bushing
It states the screw thread engagement of internal thread hole and is adjusted, and shrinkable in the bone incorporating section or be emerging in the bone and receive
It receives outside portion.
2. one kind according to claim 1 takes bone object, which is characterized in that the periphery of the blade portion is provided with several along institute
The the first axially extending slit for taking bone sleeve is stated, first slit is penetrated through to the bone incorporating section.
3. one kind according to claim 1 or 2 takes bone object, which is characterized in that the wall portion of the outer end of the blade portion is cut
Face is in upside-down triangle shape, including the first chamfering being arranged on the outer peripheral surface of the wall portion and on the inner peripheral surface that the wall portion is arranged in
The second chamfering.
4. one kind according to claim 3 takes bone object, which is characterized in that be additionally provided with quarter on the outer peripheral surface of the blade portion
Spend line.
5. one kind according to claim 1 takes bone object, which is characterized in that first tight lock part includes being arranged in the master
Pipe screw thread portion in the second end of bushing and the locking nut engaged with the external screw thread in the pipe screw thread portion, the pipe screw thread position
In the wall portion on the lower part of first matching hole, the wall portion in the pipe screw thread portion, being provided with several perforation pipe screw thread portions
End and the second slit for axially extending.
6. one kind according to claim 5 takes bone object, which is characterized in that the periphery for taking bone sleeve is cylindrical, institute
It states and takes between bone sleeve and the inner hole in the pipe screw thread portion, also set is embedded with auxiliary spacer ring.
7. one kind according to claim 6 takes bone object, which is characterized in that be provided on the auxiliary spacer ring it is several perforation its
One end and the third slit axially extended.
8. one kind according to claim 1 takes bone object, which is characterized in that the adjustment section further includes removable adjustment
Stick, the adjusting rod include bigger diameter end and miner diameter end, and when adjustment, the miner diameter end of the adjusting rod and second matching hole are embedded in
It abuts with merging to one end of the adjustment screw, the bigger diameter end of the adjusting rod is embedded in the bone incorporating section, and passes through institute
The adjustment for stating adjustment screw is contracted in the bone incorporating section or is emerging in outside the bone incorporating section.
9. one kind according to claim 8 takes bone object, which is characterized in that the adjusting rod is nested with bullet in its miner diameter end
Property part.
10. one kind according to claim 1 takes bone object, which is characterized in that the T-shaped shape of handle, under the handle
End is provided with handle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821318974.4U CN209136771U (en) | 2018-08-15 | 2018-08-15 | One kind taking bone object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821318974.4U CN209136771U (en) | 2018-08-15 | 2018-08-15 | One kind taking bone object |
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| Publication Number | Publication Date |
|---|---|
| CN209136771U true CN209136771U (en) | 2019-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821318974.4U Active CN209136771U (en) | 2018-08-15 | 2018-08-15 | One kind taking bone object |
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| Country | Link |
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| CN (1) | CN209136771U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111631799A (en) * | 2020-06-03 | 2020-09-08 | 重庆市九龙坡区中医院 | Bone stabilizing type femoral head extractor |
-
2018
- 2018-08-15 CN CN201821318974.4U patent/CN209136771U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111631799A (en) * | 2020-06-03 | 2020-09-08 | 重庆市九龙坡区中医院 | Bone stabilizing type femoral head extractor |
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