CN209203350U - A kind of reamers - Google Patents
A kind of reamers Download PDFInfo
- Publication number
- CN209203350U CN209203350U CN201821074370.XU CN201821074370U CN209203350U CN 209203350 U CN209203350 U CN 209203350U CN 201821074370 U CN201821074370 U CN 201821074370U CN 209203350 U CN209203350 U CN 209203350U
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- Prior art keywords
- steel ball
- positioning
- groove
- seat
- toggle
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of reamers, belong to medical instruments field.Reamers in the prior art is in use, it assembles and is more troublesome, extend operating time, increase the pain of patient, simultaneously in use, feeding distance is difficult to control, and is easy to damage nerve, enough stabilizations of locking, toggle can fall off, it will lead to the generation of malpractice, volume is larger, and doctor is difficult to control and operation.The utility model includes casing handle, hinge handle and toggle, and toggle is mounted on hinge handle, and casing taper knob is on toggle, the connection of one end of toggle seat and screw rod, the other end of screw rod is connect with one end of toggle ontology, and the other end of toggle ontology is provided with sawtooth, is set with hinge sleeve on toggle ontology;Toggle seat is mounted on free bearing and puts on, and on screw rod, cover for seat is sleeved in hinge sleeve steel ball cover for seat.It is convenient for disassembly and assembly, shorten operating time, reduces patient suffering.
Description
Technical field
The utility model relates to a kind of reamers, belong to medical instruments field.
Background technique
Reamers is the common tool in medical instrument, and reamers in the prior art in use, assembles
It is more troublesome, extends operating time, increase the pain of patient, while in use, feeding distance is difficult to control, and is easy
It is damaged to nerve, enough stabilizations of locking, toggle can fall off, and will lead to the generation of malpractice, and volume is larger, and doctor is difficult to control
And operation.
In view of this, a kind of medical trepan is disclosed in the patent document application No. is 201711417483.5, including
There is casing, motor is provided in the casing, is provided with drive shell on the right side of casing, drive shell right hand top is provided with main shaft, main
It is connected with driving cog on the left of axis, driving cog is located in drive shell;It is connected with tooth connection on the right side of motor, tooth connection is located in drive shell
It is connected with a joggle togather with driving cog;It is connected with connector on the right side of main shaft, trepan piece is connected on the right side of connector, trepan piece is in circle
Arcuation, right end are sawtooth.That there are stability is poor for above-mentioned documents, and reliability is low, it is difficult to the disadvantages of operating.
Utility model content
The purpose of the utility model is to overcome the above deficiencies in the existing technologies, and provide a kind of structure design conjunction
The reamers of reason.
The technical scheme in the invention for solving the above technical problem is: the reamers, including casing handle, hinge handle and
Toggle, the toggle are mounted on hinge handle, and described sleeve pipe taper knob is on toggle, and design feature is: described sleeve pipe hand
Handle includes exterior nut cap, housing, cover for seat, front hand grip, knob, positioning sleeve, steel ball sleeve, back handle, steel ball seat, interior nut, feeding steel
Pearl, limit steel ball, positioning ball, spring and torsional spring;The back handle is mounted on steel ball sleeve by interior nut, the limit steel
Pearl is mounted on steel ball sleeve, and the front hand grip and positioning ball are installed in cover for seat, and the feeding steel ball is mounted on steel ball seat
On, the cover for seat is mounted on one end of steel ball seat, and the steel ball sleeve and spring are sleeved on steel ball seat, one end of the spring
It is contacted with steel ball sleeve, the other end of the spring is contacted with cover for seat, and the coat suit is on steel ball sleeve, the exterior nut cap installation
In the upper of housing, the knob and positioning sleeve are sleeved in cover for seat, and the torsional spring is between cover for seat and knob.Dismounting side
Just, shorten operating time, reduce patient suffering.
Further, the hinge handle includes handle, free bearing set, lock tube, stop pin, locking steel ball, stop screw, positioning spiral shell
Nail, positioning pressure spring, end socket and positioning ball, the free bearing set are mounted on handle, and the lock tube is sleeved on free bearing and puts on, described
Stop pin and locking steel ball are installed in free bearing and put on, and the stop screw and positioning screw are installed on lock tube, described fixed
Position screw is cavity structure, and the positioning pressure spring, end socket and positioning ball are installed in positioning screw, outside the positioning ball
It is exposed to positioning screw, one end of the positioning pressure spring is abutted with positioning ball, and the other end of the positioning pressure spring is abutted with end socket.
Realize the fast assembling-disassembling of reamers.
Further, the toggle includes toggle seat, screw rod and toggle ontology;One end of the toggle seat and screw rod connects
It connects, the other end of the screw rod is connect with one end of toggle ontology, and the other end of the toggle ontology is provided with sawtooth, the hinge
Hinge sleeve is set in bar body;The toggle seat is mounted on free bearing and puts on, and the steel ball cover for seat is on screw rod, the cover for seat set
In hinge sleeve.It can be polished the wound of patient by sawtooth.
Further, on the coat, the front hand grip is fixed with cover for seat, is set along the radial direction of steel ball seat for the cover for seat installation
It is equipped with annular spacing groove, the axial direction of steel ball seat is provided with bar limit slot.
Further, the annular spacing groove is connected to bar limit slot, and the limit steel ball is located in annular spacing groove
Or it is located in bar limit slot.Limit the motion track of limit steel ball.
Further, the hinge handle further includes and mother, the lock tube are mounted on free bearing by simultaneously mother and put on, the free bearing set
On be provided with stop screw groove and positioning screw groove, the stop screw is located in stop screw groove, the positioning spiral shell
Nail is located in positioning screw groove, and there are two positioning ball groove, the positioning ball is embedding for setting in the positioning screw groove
In any one positioning ball groove, locking steel ball groove is provided on the lock tube, the locking steel ball is embedded in locking steel
In pearl groove.Realize fast assembling-disassembling.
Further, the shape of the stop screw groove and positioning screw groove is sector, described two positioning balls
The shape of groove and locking steel ball groove is semicircle.
Further, the toggle further includes anti-rotation groove, locking slot, positive stop lug boss, goes up and down groove and limit sliding chutes, described
Anti-rotation groove, locking slot and positive stop lug boss are arranged on toggle seat, and the lifting groove and limit sliding chutes are arranged on screw rod,
The shape of the lifting groove is semicircle, and lifting groove is arranged in the shape of a spiral, the limit sliding chutes along screw rod axis
To setting, the stop pin is located in anti-rotation groove, and for the locking steel ball in locking slot, the feeding steel ball is recessed embedded in going up and down
In slot or limit sliding chutes, the free bearing set is contacted with positive stop lug boss.It is easy to disassemble.
Further, the lifting groove is connected to limit sliding chutes, and the quantity of the feeding steel ball is six, described six
Feeding steel ball arranges that the angle between two neighboring feeding steel ball is 60 ° in the shape of a spiral.Spacing feeding is realized, avoids feeding
Measure excessive injuring nerve.
Further, positioning groove is provided in the hinge sleeve, the positioning ball is in positioning groove.
Further, the feeding steel ball is contacted with the inner wall of steel ball sleeve, and the limit steel ball is contacted with the inner wall of housing,
The locking steel ball is contacted with the inner wall of lock tube.
Further, described to put on the holding tank being provided with for accommodating back handle outside, the holding tank includes locking knot
Structure, feeding structure and disassembly and assembly structure.
Further, the spring is compressed spring.
Further, the quantity of the limit steel ball, stop pin, locking steel ball groove and locking steel ball is two, institute
The quantity for stating anti-rotation groove is four.
Further, described two limit steel balls, two stop pins, two locking steel ball grooves and two locking steel balls are equal
It is arranged symmetrically, four anti-rotation groove uniform intervals setting, the angle between two neighboring anti-rotation groove is 90 °.
Further, the stop pin is correspondingly arranged with locking steel ball.
Further, the diameter of the positioning ball groove is less than or equal to the diameter of positioning ball.
Compared with prior art, the utility model has the advantage that the reamers in use, can be according to reality
It needs to realize that spacing is fed, avoids damaging nerve in use, reduce the incidence of malpractice;The reamers simultaneously
Dismounting it is also more convenient, quickly dismounting can effectively shorten operating time, reduce the pain of patient;It is postoperative can be by this
Reamers polishes the wound of patient;The reamers is also convenient for cleaning simultaneously, easy to carry.
Detailed description of the invention
Fig. 1 is the assembly the schematic diagram of the section structure of the reamers of the utility model embodiment.
Fig. 2 is the schematic diagram of the section structure that the toggle ontology of the utility model embodiment stretches out.
Fig. 3 is the schematic diagram of the section structure of the casing handle of the utility model embodiment.
Fig. 4 is the schematic diagram of the section structure of the limit steel ball of the utility model embodiment in annular spacing groove.
Fig. 5 is the schematic diagram of the section structure of the limit steel ball of the utility model embodiment in bar limit slot.
Fig. 6 is the main view the schematic diagram of the section structure of the hinge handle of the utility model embodiment.
Fig. 7 is the right view the schematic diagram of the section structure of the hinge handle of the utility model embodiment.
Fig. 8 is the schematic diagram of the section structure of the toggle of the utility model embodiment.
In figure: casing handle A, hinge handle B, toggle C, exterior nut cap A1, housing A2, cover for seat A3, front hand grip A4, knob A5, determining
Position set A6, steel ball sleeve A7, back handle A8, steel ball seat A9, interior nut A10, feeding steel ball A11, limit steel ball A12, positioning ball
A13, spring A14, torsional spring A15, annular spacing groove A16, bar limit slot A17, holding tank A18, handle B1, free bearing set B2, simultaneously
Female B3, lock tube B4, stop pin B5, locking steel ball B6, stop screw B7, positioning screw B8, positioning pressure spring B9, end socket B10, positioning
Steel ball B11, stop screw groove B12, positioning screw groove B13, positioning ball groove B14, locking steel ball groove B15, toggle
Seat C1, screw rod C2, toggle ontology C3, anti-rotation groove C4, locking slot C5, positive stop lug boss C6, lifting groove C7, limit sliding chutes C8, saw
Tooth C9, hinge sleeve C10, positioning groove C11.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
Embodiment.
Referring to shown in Fig. 1 to Fig. 8, it should however be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc. are only used
To cooperate the revealed content of specification, so that those skilled in the art understands and reads, it is practical new to be not limited to this
The enforceable qualifications of type, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or size
Adjustment it is practical new should all still to fall in this in the case where not influencing the effect of the utility model can be generated and the purpose that can reach
In the range of the revealed technology contents of type can be covered.Meanwhile if in this specification with reference as "upper", "lower", " left side ",
The term on " right side ", " centre " and " one " etc. is merely convenient to being illustrated for narration, rather than enforceable to limit the utility model
Range, relativeness are altered or modified, under the content of no substantial changes in technology, enforceable when being also considered as the utility model
Scope.
Reamers in the present embodiment, including casing handle A, hinge handle B and toggle C, toggle C, which is mounted on, to be cut with scissors on handle B, casing
Handle A is sleeved on toggle C.
Casing handle A in the present embodiment includes exterior nut cap A1, housing A2, cover for seat A3, front hand grip A4, knob A5, positioning
Cover A6, steel ball sleeve A7, back handle A8, steel ball seat A9, interior nut A10, feeding steel ball A11, limit steel ball A12, positioning ball
A13, spring A14 and torsional spring A15;Back handle A8 is mounted on steel ball sleeve A7 by interior nut A10, and limit steel ball A12 is mounted on
On steel ball sleeve A7, front hand grip A4 and positioning ball A13 are installed on cover for seat A3, and feeding steel ball A11 is mounted on steel ball seat A9,
Cover for seat A3 is mounted on one end of steel ball seat A9, and steel ball sleeve A7 and spring A14 are sleeved on steel ball seat A9, one end of spring A14
It is contacted with steel ball sleeve A7, the other end of spring A14 is contacted with cover for seat A3, and housing A2 is sleeved on steel ball sleeve A7, exterior nut cap A1 peace
Mounted in the upper of housing A2, knob A5 and positioning sleeve A6 are sleeved on cover for seat A3, torsional spring A15 be located at cover for seat A3 and knob A5 it
Between.
Hinge handle B in the present embodiment includes handle B1, free bearing set B2 and mother B3, lock tube B4, stop pin B5, locking steel ball
B6, stop screw B7, positioning screw B8, positioning pressure spring B9, end socket B10 and positioning ball B11, free bearing set B2 are mounted on handle B1
On, lock tube B4 be sleeved on free bearing set B2 on, stop pin B5 and locking steel ball B6 be installed in free bearing set B2 on, stop screw B7 and
Positioning screw B8 is installed on lock tube B4, and positioning screw B8 is cavity structure, positioning pressure spring B9, end socket B10 and positioning ball
B11 is installed on positioning screw B8, and positioning ball B11 exposes to positioning screw B8, positions one end and the positioning steel of pressure spring B9
Pearl B11 is abutted, and the other end of positioning pressure spring B9 is abutted with end socket B10.
Toggle C in the present embodiment includes toggle seat C1, screw rod C2 and toggle ontology C3;The one of toggle seat C1 and screw rod C2
End connection, the other end of screw rod C2 are connect with one end of toggle ontology C3, and the other end of toggle ontology C3 is provided with sawtooth C9, hinge
Hinge sleeve C10 is set on bar body C3;Toggle seat C1 is mounted on free bearing set B2, and steel ball seat A9 is sleeved on screw rod C2, cover for seat
A3 is sleeved on hinge sleeve C10.
Cover for seat A3 in the present embodiment is mounted on housing A2, and front hand grip A4 is fixed with cover for seat A3, along steel ball seat A9's
It has been arranged radially annular spacing groove A16, the axial direction of steel ball seat A9 is provided with bar limit slot A17;Annular spacing groove A16 with
Bar limit slot A17 connection, limit steel ball A12 are located in annular spacing groove A16 or are located in bar limit slot A17.
Lock tube B4 in the present embodiment is mounted on free bearing by simultaneously mother B3 and covers on B2, is provided with stop screw on free bearing set B2
Groove B12 and positioning screw groove B13, stop screw B7 are located in stop screw groove B12, and positioning screw B8 is located at positioning spiral shell
It follows closely in groove B13, there are two positioning ball groove B14 for setting in positioning screw groove B13, and positioning ball B11 is embedded in any one
In a positioning ball groove B14, locking steel ball groove B15 is provided on lock tube B4, locking steel ball B6 is embedded in locking steel ball groove
In B15;The shape of stop screw groove B12 and positioning screw groove B13 are sector, two positioning ball groove B14 and locking
The shape of steel ball groove B15 is semicircle.
Toggle C in the present embodiment further includes anti-rotation groove C4, locking slot C5, positive stop lug boss C6, lifting groove C7 and limit
Sliding slot C8, anti-rotation groove C4, locking slot C5 and positive stop lug boss C6 are arranged on toggle seat C1, go up and down groove C7 and limit sliding chutes C8
It is arranged on screw rod C2, the shape of lifting groove C7 is semicircle, and goes up and down groove C7 and be arranged in the shape of a spiral, limit sliding chutes
C8 is arranged along the axial direction of screw rod C2, and stop pin B5 is located in anti-rotation groove C4, and locking steel ball B6 feeds steel in locking slot C5
In lifting groove C7 or limit sliding chutes C8, free bearing set B2 is contacted pearl A11 with positive stop lug boss C6;It goes up and down groove C7 and limit is slided
Slot C8 connection, the quantity of feeding steel ball A11 are six, and six feeding steel ball A11 are arranged in the shape of a spiral, two neighboring feeding steel ball
Angle between A11 is 60 °.
Positioning groove C11 is provided on hinge sleeve C10 in the present embodiment, positioning ball A13 is in positioning groove C11;
Feeding steel ball A11 is contacted with the inner wall of steel ball sleeve A7, and limit steel ball A12 is contacted with the inner wall of housing A2, locking steel ball B6 and lock
Cover the inner wall contact of B4.
The application method of reamers in the present embodiment is as follows: by rotating back handle A8, to be embedded in feeding steel ball A11
It goes up and down in groove C7, realizes the spacing feeding of screw rod C2;By rotating back handle A8, make to limit steel ball A12 embedded in annular stop
In slot A16, the rotation of toggle ontology C3 is realized, and polish;By rotating back handle A8, make to feed steel ball A11 embedded in limit
In the sliding slot C8 of position, while steel ball A12 is limited embedded in bar limit slot A17, realize the dismounting to reamers.
Specifically, the holding tank A18 for accommodating back handle A8, holding tank are provided on the housing A2 in the present embodiment
A18 includes locking mechanism, feeding structure and disassembly and assembly structure;Spring A14 is compressed spring;Limit steel ball A12, stop pin B5, lock
The quantity of tight steel ball groove B15 and locking steel ball B6 are two, and the quantity of anti-rotation groove C4 is four;Two limit steel ball A12,
Two stop pin B5, two locking steel ball groove B15 and two locking steel ball B6 are arranged symmetrically, between four anti-rotation groove C4 are uniform
Every setting;Stop pin B5 is correspondingly arranged with locking steel ball B6;The diameter of positioning ball groove B14 is less than or equal to positioning ball
The diameter of B11.
The casing handle of the reamers can control the amount of feeding of reamers by the principle of ball-screw, realize spacing
Feeding is avoided because of misoperation, and injury nerve reduces the incidence of malpractice, improves practicability, reliability passes through
Rotation back handle A8 control feeding steel ball A11 makes it carry out spacing feeding, controls limit steel ball A12 by back handle A8 and to limit
Position steel ball A12, which is located in annular spacing groove A16 or bar limit slot A17, makes it rotate or slide, and is controlled by turning knob A5
Clamping steel ball A13 can lock the toggle of reamers;Back handle A8 rotated in holding tank A18 can now reamers locking,
Feeding and dismounting.
It, can be by locking steel when positioning ball B11 is in a positioning ball groove B14 by rotating lock tube B4
Pearl B6 locks toggle C, and when positioning ball B11 is in another positioning ball groove B14, locking steel ball B6 is embedded in locking
, it can be achieved that fast assembling-disassembling to toggle, can be realized by stop pin B5 and the radial direction of toggle is fixed in steel ball groove B15,
It avoids educational reform from rotating, and also facilitates the Fast Installation of toggle simultaneously, it, can be with by stop screw B7 when rotating lock tube B4
Limit the angle of lock tube B4 rotation.
To feed steel ball A11 in lifting groove C7 or limit sliding chutes C8 by rotating back handle A8, realizes hinge
The flexible or dismounting of bar body C3, can effectively shorten operating time, when feeding steel ball A11 in lifting groove C7,
The spacing feeding that toggle ontology C3 can be achieved, when feeding steel ball A11 in limit sliding chutes C8, it can be achieved that toggle C's is quick
Dismounting.
In addition, it should be noted that, the specific embodiments described in this specification, the shape of parts and components are named
Title etc. can be different, and above content is only to the utility model structure example explanation described in this specification.
All equivalence changes or simple change done according to structure, feature and principle described in the concept of the patent of the utility model, are wrapped
It includes in the protection scope of the utility model patent.Those skilled in the art of the present invention can be to described
Specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from the knot of the utility model
Structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (9)
1. a kind of reamers, including casing handle, hinge handle and toggle, the toggle are mounted on hinge handle, described sleeve pipe taper knob
On toggle, it is characterised in that: described sleeve pipe handle includes exterior nut cap, housing, cover for seat, front hand grip, knob, positioning sleeve, steel
Bead sleeve, back handle, steel ball seat, interior nut, feeding steel ball, limit steel ball, positioning ball, spring and torsional spring;The back handle is logical
It crosses interior nut to be mounted on steel ball sleeve, the limit steel ball is mounted on steel ball sleeve, and the front hand grip and positioning ball are respectively mounted
Present to put on, the feeding steel ball is mounted on steel ball seat, and the cover for seat is mounted on one end of steel ball seat, the steel ball sleeve and bullet
Spring is sleeved on steel ball seat, and one end of the spring is contacted with steel ball sleeve, and the other end of the spring is contacted with cover for seat, described
For coat suit on steel ball sleeve, the exterior nut cap is mounted on the upper of housing, and the knob and positioning sleeve are sleeved in cover for seat, institute
Torsional spring is stated between cover for seat and knob;
The hinge handle include handle, free bearing set, lock tube, stop pin, locking steel ball, stop screw, positioning screw, positioning pressure spring,
End socket and positioning ball, the free bearing set are mounted on handle, and the lock tube is sleeved on free bearing and puts on, the stop pin and locking
Steel ball is installed in free bearing and puts on, and the stop screw and positioning screw are installed on lock tube, and the positioning screw is cavity
Structure, the positioning pressure spring, end socket and positioning ball are installed in positioning screw, and the positioning ball exposes to positioning spiral shell
One end of nail, the positioning pressure spring is abutted with positioning ball, and the other end of the positioning pressure spring is abutted with end socket;
The toggle includes toggle seat, screw rod and toggle ontology;One end of the toggle seat and screw rod connection, the screw rod it is another
One end is connect with one end of toggle ontology, and the other end of the toggle ontology is provided with sawtooth, is set on the toggle ontology
Hinge sleeve;The toggle seat is mounted on free bearing and puts on, and on screw rod, the cover for seat is sleeved in hinge sleeve the steel ball cover for seat.
2. reamers according to claim 1, it is characterised in that: cover for seat installation on the coat, the front hand grip with
Cover for seat is fixed, and has been arranged radially annular spacing groove along steel ball seat, and the axial direction of steel ball seat is provided with bar limit slot.
3. reamers according to claim 2, it is characterised in that: the annular spacing groove is connected to bar limit slot, institute
Limit steel ball is stated to be located in annular spacing groove or be located in bar limit slot.
4. reamers according to claim 1, it is characterised in that: the hinge handle further includes and mother, the lock tube pass through simultaneously
Mother is mounted on free bearing and puts on, and the free bearing, which is put on, is provided with stop screw groove and positioning screw groove, the stop screw position
In in stop screw groove, the positioning screw is located in positioning screw groove, in the positioning screw groove there are two settings
Positioning ball groove, the positioning ball are provided with locking steel ball in any one positioning ball groove on the lock tube
Groove, the locking steel ball is in locking steel ball groove.
5. reamers according to claim 4, it is characterised in that: the shape of the stop screw groove and positioning screw groove
Shape is sector, and described two positioning ball grooves and the shape for locking steel ball groove are semicircle.
6. reamers according to claim 1, it is characterised in that: the toggle further includes anti-rotation groove, locking slot, limit convex
Platform, lifting groove and limit sliding chutes, the anti-rotation groove, locking slot and positive stop lug boss are arranged on toggle seat, and the lifting is recessed
Slot and limit sliding chutes are arranged on screw rod, and the shape of the lifting groove is semicircle, and goes up and down groove and set in the shape of a spiral
It sets, the limit sliding chutes are arranged along the axial direction of screw rod, and the stop pin is located in anti-rotation groove, and the locking steel ball is embedded in locking
In slot, in lifting groove or limit sliding chutes, the free bearing set contacts the feeding steel ball with positive stop lug boss.
7. reamers according to claim 6, it is characterised in that: the lifting groove is connected to limit sliding chutes, it is described into
Quantity to steel ball is six, and six feedings steel ball is arranged in the shape of a spiral, and the angle between two neighboring feeding steel ball is
60°。
8. reamers according to claim 1, it is characterised in that: be provided with positioning groove, the positioning in the hinge sleeve
Steel ball is in positioning groove.
9. reamers according to claim 1, it is characterised in that: the feeding steel ball is contacted with the inner wall of steel ball sleeve, institute
It states limit steel ball to contact with the inner wall of housing, the locking steel ball is contacted with the inner wall of lock tube.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821074370.XU CN209203350U (en) | 2018-07-08 | 2018-07-08 | A kind of reamers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821074370.XU CN209203350U (en) | 2018-07-08 | 2018-07-08 | A kind of reamers |
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CN209203350U true CN209203350U (en) | 2019-08-06 |
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CN201821074370.XU Expired - Fee Related CN209203350U (en) | 2018-07-08 | 2018-07-08 | A kind of reamers |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108618813A (en) * | 2018-07-08 | 2018-10-09 | 杭州汇大医疗器械有限公司 | A kind of reamers and its application method |
-
2018
- 2018-07-08 CN CN201821074370.XU patent/CN209203350U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108618813A (en) * | 2018-07-08 | 2018-10-09 | 杭州汇大医疗器械有限公司 | A kind of reamers and its application method |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20190806 Termination date: 20210708 |