CN205758772U - Fusion device lift drive mechanism - Google Patents
Fusion device lift drive mechanism Download PDFInfo
- Publication number
- CN205758772U CN205758772U CN201620281649.XU CN201620281649U CN205758772U CN 205758772 U CN205758772 U CN 205758772U CN 201620281649 U CN201620281649 U CN 201620281649U CN 205758772 U CN205758772 U CN 205758772U
- Authority
- CN
- China
- Prior art keywords
- sandwich
- fusion device
- spiral shell
- hole
- shell core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
This utility model relates to a kind of fusion device lift drive mechanism, including spiral shell core, sandwich, chuck, overcoat and fixture block, described sandwich is set in outside spiral shell core and threadeds with spiral shell core, first end of described spiral shell core is for being connected with the screw rod of fusion device, first end of described sandwich is for the slide block with fusion device, upper plate or lower plate connect, described chuck is set in outside sandwich and near sandwich the first end, described chuck is threadeded with sandwich, described overcoat is set in outside sandwich and near sandwich the second end, described overcoat is slidably matched with sandwich, described outer putting offers draw-in groove, the position that described spiral shell core is corresponding with described draw-in groove is provided with cannelure, described fixture block is fastened on described cannelure through draw-in groove.Rotating chuck and make the sandwich clamping slide block of described fusion device, upper plate or lower plate, make whole fusion device lift drive mechanism and fusion device consolidate and be connected, spiral shell core rotates and drives screw rod to rotate, and makes the height between the upper plate being connected with slide block, lower plate be increased or decreased.
Description
Technical field
This utility model relates to medical instruments field, particularly to a kind of fusion device lift drive mechanism.
Background technology
In daily life, due to tumor, fracture, case that the reason such as infection causes vertebral body to damage happens occasionally, when treating these patients, the mode used at present is to implant a fusion device between the vertebral body damaged, osseous tissue is made to produce creeping substitution, thus repair the vertebral body of damage, but traditional threaded fusion cage height is fixed, and the intervertebral height of human body can vary with each individual, the different intervertebral heights of different patient cannot be suitable in operation by the height of regulation threaded fusion cage, thus threaded fusion cage cannot be made to be suitable for the intervertebral height of human body completely.Typically there is the fusion device of height adjusting function; screw rod is used to drive two slide blocks to draw close or separate; the height between the upper plate being connected with slide block, lower plate is made to be increased or decreased; realize fusion device height change, so how drive rotating and ensureing the overall difficult problem being steadily needs and solving of fusion device of screw rod.
Summary of the invention
Based on this, it is necessary to for the defect of prior art, it is provided that a kind of fusion device lift drive mechanism, the screw rod of fusion device can not only be driven to rotate, and in screw rod rotation process, fusion device is overall steadily.
Its technical scheme is as follows:
A kind of fusion device lift drive mechanism, spiral shell core, sandwich, chuck, overcoat and fixture block, described sandwich is set in outside spiral shell core and threadeds with spiral shell core, first end of described spiral shell core is for being connected with the screw rod of fusion device, first end of described sandwich is for the slide block with fusion device, upper plate or lower plate connect, described chuck is set in outside sandwich and near sandwich the first end, described chuck is threadeded with sandwich, described overcoat is set in outside sandwich and near sandwich the second end, described overcoat is slidably matched with sandwich, described outer putting offers draw-in groove, the position that described spiral shell core is corresponding with described draw-in groove is provided with cannelure, described fixture block is fastened on described cannelure through draw-in groove.
Its further technical scheme is as follows:
Described fusion device lift drive mechanism also includes that handle and the torque force limiting device being arranged on handle, the second end of described spiral shell core stretch out described overcoat, and the second end of spiral shell core is connected with described handle.
The core section outer surface that described sandwich is corresponding with overcoat is polyhedral, is provided with the polygonal hole mated with sandwich in described overcoat, the polyhedral core section of described sandwich and the polygonal hole shiding matching of overcoat.
The hole wall that described overcoat coordinates with sandwich is provided with the first groove or the first projection, and the outer wall of described sandwich is provided with the second projection or the second groove with the first male cooperation being slidably matched with the first groove.
First end of described sandwich has dug holding tank, and the diapire of described holding tank offers the through hole being through to sandwich the second end, and the sidewall of described holding tank offers at least one opening extending to sandwich the first end end face.
Two described openings are offered on the sidewall of described holding tank, first end of described opening is pre-small post-large horn-like, the holding tank of sandwich clamps the folder torr in the slide block of fusion device, upper plate or lower plate, the surface that described folder torr contacts with holding tank is the inclined-plane mated with described opening, and described chuck rotates and makes sandwich locking folder torr.
First end of described spiral shell core offers the first bar-shaped trough that the screw rod with fusion device mates, and the first end of described handle offers the second bar-shaped trough that the second end with spiral shell core mates.
Described spiral shell core is stepped, spiral shell core near the diameter of the core section of its first end less than the diameter of core section near its second end, described sandwich is stepped, sandwich near the diameter of the core section of its first end less than the diameter of core section near its second end, described chuck is set in outside the core section that sandwich diameter is little, and described overcoat is set in outside the core section that sandwich diameter is big.
Described through hole is shoulder hole, described shoulder hole includes the first hole and the second hole being interconnected, described first hole is near the first end of sandwich, described second hole is near the second end of sandwich, the inwall in the second hole is provided with the screw thread mated with spiral shell core, and described spiral shell core sequentially passes through the second hole, the first hole and is placed in sandwich.
Described chuck is stepped, and chuck is near the diameter of the core section of its first end less than the diameter of core section near its second end, and the big core section of described chuck diameter is provided with clamping position.
Advantage or principle to preceding solution illustrate below:
Above-mentioned fusion device lift drive mechanism, first end of spiral shell core is connected with the screw rod of fusion device, first end of sandwich and the slide block of fusion device, upper plate or lower plate connect, rotating chuck makes sandwich clamp the slide block of described fusion device, upper plate or lower plate, it is connected so that whole fusion device lift drive mechanism is firm with fusion device, spiral shell core rotates and drives screw rod to rotate, thus drive two slide blocks coordinated with screw flight to draw close or separate, make the upper plate being connected with slide block, height between lower plate is increased or decreased, and it is stuck on draw-in groove and cannelure owing to being provided with fixture block, described spiral shell core rotates phase to overcoat rotation, when the first end of sandwich is connected with the slide block of fusion device, sandwich can horizontally slip by overcoat relatively, slide steadily, to adapt to the change of slide position.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of fusion device lift drive mechanism described in this utility model embodiment；
Fig. 2 is the profile of fusion device lift drive mechanism described in this utility model embodiment；
Fig. 3 is the schematic diagram of sandwich described in this utility model embodiment；
Fig. 4 is the schematic diagram of spiral shell core described in this utility model embodiment；
Fig. 5 is the assembling schematic diagram of sandwich described in this utility model embodiment, spiral shell core and handle；
Fig. 6 is fusion device lift drive mechanism described in this utility model embodiment and fusion device generalized section；
Fig. 7 is the fusion device schematic diagram of one of which structure；
Fig. 8 is the fusion device schematic diagram of another kind of structure.
Description of reference numerals:
1a (1b), slide block, 1c, nut, 11a (22b) (33c), folder torr, 2a (2b) (2c), lower plate, 3a (3b) (3c), upper plate, 4a (4b) (4c), screw rod, 10, spiral shell core, 110, cannelure, 120, the first bar-shaped trough, 20, sandwich, 210, holding tank, 220, through hole, 230, opening, 30, chuck, 310, clamping position, 40, overcoat, 410, draw-in groove, 50, fixture block, 60, handle, 610, the second bar-shaped trough, 70, torque force limiting device.
Detailed description of the invention
nullIf Fig. 1 is to shown in 5，A kind of fusion device lift drive mechanism，Spiral shell core 10、Sandwich 20、Chuck 30、Overcoat 40 and fixture block 50，Described sandwich 20 is set in outside spiral shell core 10 and threadeds with spiral shell core 10，First end of described spiral shell core 10 is for being connected with the screw rod of fusion device，First end of described sandwich 20 is for the slide block with fusion device、Upper plate or lower plate connect，First end of sandwich 20 described in Fig. 6 is connected with folder torr 11a on the slide block 1a of fusion device，In Fig. 7, lower plate 2b of fusion device is provided with folder torr 22b，In Fig. 8, the upper plate 3c of fusion device is provided with folder torr 33c，According to what actual fused device folder restitope was put, difference is set，First end of described sandwich 20 also can be connected with folder torr 22b or folder torr 33c，Described chuck 30 is set in outside sandwich 20 and near sandwich 20 first end，Described chuck 30 is threadeded with sandwich 20，Described overcoat 40 is set in outside sandwich 20 and near sandwich 20 second end，Described overcoat 40 is slidably matched with sandwich 20，Draw-in groove 410 is offered on described overcoat 40，The position that described spiral shell core 10 is corresponding with described draw-in groove 410 is provided with cannelure 110，Described fixture block 50 is fastened on described cannelure 110 through draw-in groove 410.
nullDescribed state fusion device lift drive mechanism，First end of spiral shell core 10 and the screw rod 4a of fusion device、Screw rod 4b or screw rod 4c connects，First end of sandwich 20 and the slide block 1a of fusion device、Upper plate 3c or lower plate 2b connect，Rotating chuck 30 makes sandwich 20 clamp folder torr 11a on the slide block 1a of described fusion device、Folder torr 33c on upper plate 3c or folder torr 22b in lower plate 2b，It is connected so that whole fusion device lift drive mechanism is firm with fusion device，Spiral shell core 10 rotates and drives screw rod to rotate，Thus drive two slide blocks coordinated with screw flight to draw close or separate，Make the upper plate being connected with slide block、Height between lower plate is increased or decreased，And it is stuck on draw-in groove 410 and cannelure 110 owing to being provided with fixture block 50，Described spiral shell core 10 rotates phase to overcoat 40 rotation，When the first end of sandwich 20 is connected with the slide block of fusion device，Sandwich 20 can horizontally slip by overcoat 40 relatively，Slide steadily，To adapt to the change of slide position.In Fig. 6 sandwich 20 then with slide block synchronizing moving, in Fig. 7 folder torr in lower plate, owing to lower plate maintains static, the relative screw rod not shift position of sandwich 20, it is connected with folder torr 2b in lower plate by arranging sandwich 20, makes screw rod lighter in rotary course, and make upper plate keep fixed position with lower plate.
As shown in Figure 1, 2, described fusion device lift drive mechanism also includes that handle 60 and the torsion being arranged on handle 60 limit 70 devices, and the second end of described spiral shell core 10 stretches out described overcoat 40, and the second end of spiral shell core 10 is connected with described handle 60.Driving spiral shell core 10 to rotate by rotary handle 60, described torque force limiting device 70 is to limit torsion, and console rises dynamics, i.e. when reaching certain dynamics, it is impossible to twisting, it is to avoid handle 60 rotates excessively, can be selected for ratchet etc. as torque force limiting device 70.
As shown in Figure 2,3, the core section outer surface that described sandwich 20 is corresponding with overcoat 40 is polyhedral, is provided with the polygonal hole mated with sandwich 20 in described overcoat 40, the polyhedral core section of described sandwich 20 and the polygonal hole shiding matching of overcoat 40.The polyhedral core section of sandwich 20 described in the present embodiment is hexahedron shape, can certainly be other shapes, such as pentahedron, heptahedron etc., hexagonal hole, pentagon hole or the heptagon hole mated with sandwich 20 it is correspondingly provided with in described overcoat 40, the inner surface of described overcoat 40 and polyhedral core section shiding matching, so arranging makes the relative overcoat 40 of sandwich 20 can only horizontally slip, without rotating.
According to the actual requirements, core section outer surface corresponding with overcoat 40 for described sandwich 20 can not also be arranged to polyhedral, but the first groove or the first projection are set on the hole wall that described overcoat 40 coordinates with sandwich 20, the outer wall of described sandwich 20 arranges the second projection or the second groove with the first male cooperation being slidably matched with the first groove, so that sandwich 20 can slide, without rotating by overcoat 40 relatively.
Such as Fig. 3, shown in 6, first end of described sandwich 20 has dug holding tank 210, offer the through hole 220 being through to sandwich 20 second end on the diapire of described holding tank 210, the sidewall of described holding tank 210 offers at least one opening 230 extending to sandwich 20 first end end face.Described folder torr 11a, folder torr 22b or folder torr 33c are placed in described holding tank 210, are easy to clamp torr by described opening 230 1 aspect, on the other hand make the bore of holding tank 210 that miniature deformation can occur, it is simple to clamping folder torr.Two described openings 230 are offered on the sidewall of holding tank 210 described in the present embodiment, first end of described opening 230 is pre-small post-large horn-like, the holding tank 210 of sandwich 20 clamps folder torr 11a of fusion device, folder torr 22b or folder torr 33c, the surface that described folder torr contacts with holding tank 210 is the inclined-plane mated with described opening 230, and described chuck 30 rotates and makes sandwich 20 locking folder torr.The front end sleeve of described sandwich 20 is in folder torr, the surface contacted with holding tank 210 due to folder torr 11a, folder torr 22b or folder torr 33c is inclined-plane, the front end of sandwich 20 offers the opening 230 along its axial direction, first end of opening 230 is pre-small post-large horn-like, so chuck 30 constantly oppresses the sandwich 20 of opening 230 both sides while rotating towards folder torr, make sandwich 20 locking folder torr, reversely rotate chuck 30, unclamp sandwich 20, it is simple to dismounting.
As shown in Figure 4, in the present embodiment, the first end of described spiral shell core 10 offers the first bar-shaped trough 120 that the screw rod with fusion device mates, and the first end of described handle 60 offers the second bar-shaped trough 610 that the second end with spiral shell core 10 mates.One end that described spiral shell core 10 is connected with handle 60, in the kidney-shaped mated with described second bar-shaped trough 610, makes spiral shell core 10 link with handle 60, does not relatively rotates.Corresponding, one end that screw rod 4a, screw rod 4b or screw rod 4c are connected with spiral shell core 10, in the kidney-shaped mated with described first bar-shaped trough 120, makes screw rod link with spiral shell core 10, does not relatively rotates.
As shown in Figure 4, described spiral shell core 10 is stepped, spiral shell core 10 near the diameter of the core section of its first end less than the diameter of core section near its second end, as shown in Figure 2,3, described sandwich 20 is stepped, sandwich 20 is near the diameter of the core section of its first end less than the diameter of core section near its second end, and described chuck 30 is set in outside the core section that sandwich 20 diameter is little, and described overcoat 40 is set in outside the core section that sandwich 20 diameter is big.Described through hole 220 is shoulder hole, described shoulder hole includes the first hole and the second hole being interconnected, described first hole is near the first end of sandwich 20, described second hole is near the second end of sandwich 20, the inwall in the second hole is provided with the screw thread mated with spiral shell core 10, and described spiral shell core 10 sequentially passes through the second hole, the first hole and is placed in sandwich 20.So arranging makes spiral shell core 10 be limited in sandwich 20, and is easy to draw-in groove 410 and cannelure 110 are carried out para-position, it is simple to install, on the other hand the size of the screw rod with folder torr for adapting to fusion device.Described chuck 30 is stepped, chuck 30 near the diameter of the core section of its first end less than the diameter of core section near its second end, and the big core section of described chuck 30 diameter is provided with clamping position 310, on the one hand for adapting to fusion device size, the opposing party strengthens clamping the intensity of position 310, by clamping the clamping position 310 of chuck 30, convenient drive presss from both sides torr rotation, it is achieved degree of tightness sandwich 20.
Fig. 6 is the assembling section of fusion device lift drive mechanism and fusion device, fusion device upper plate 3a in this figure, the slide block 1a of lower plate 2a and left and right is engaged each other by the tooth on inclined-plane and coordinates, sandwich 20 is enclosed within folder torr 11a, rotate screw rod 4a, drive and Tong Bu with two slide block 1a of its threaded engagement draw close to centre, the most upwards jack-up upper plate 3a and/or downwards jack-up lower plate 2a, upper plate 3a is strutted with lower plate 2a, so that the distance between upper plate 3a and lower plate 2a increases, rotate backward screw rod 4a, two slide block 1a are driven to synchronize to move laterally, the distance between upper plate 3a and lower plate 2a is made to reduce, realize altitude mixture control, it is suitable for the different intervertebral heights of different patient, drive the fusion device of this structure, described sandwich 20 is mobile with the movement of upper plate 3c.Driving the fusion device of this structure, described sandwich 20 is mobile with the movement of slide block 1a.
Fusion device shown in Fig. 7, its upper plate 3b, lower plate 2b is connected by the elevating lever of two cross-articulation with the slide block 1b of left and right, sandwich 20 is enclosed within folder torr 22b, rotate screw rod 4b, drive and Tong Bu with two slide block 1b of its threaded engagement draw close to centre, thus drive two elevating levers to rotate, upper plate 3b is strutted with lower plate 2b, so that the distance between upper plate 3b and lower plate 2b increases, rotate backward screw rod 4b, two slide block 1b are driven to synchronize to move laterally, upper 3b plate is drawn close with lower plate 2b, so that the distance between upper plate 3b and lower plate 2b reduces, realize altitude mixture control, it is suitable for the different intervertebral heights of different patient.Driving the fusion device of this structure, if lower plate 2b position is fixed, the most described relative spiral shell core 10 position of sandwich 20 is fixed.
nullFusion device shown in Fig. 8，Its screw rod 4c one end is the most spacing in lower plate 2c，The other end is threadeded with nut 1c，And nut 1c is connected with upper plate 3c，Upper plate 3c engages cooperation with lower plate 2c by the tooth in inclined plane，Sandwich 20 is enclosed within folder torr 33c，Rotate screw rod 4c，Drive and Tong Bu with the nut 1c of its threaded engagement draw close in the middle of screw rod，Thus drive upper plate 3c to rise along the inclined plane of lower plate 2c，The height between upper plate 3c and lower plate 2c is made to increase，Rotate backward screw rod 4c，The direction driving nut 1c to synchronize in the middle of away from screw rod is moved，Thus drive upper plate 3c to decline along the inclined plane of lower plate 2c，The height between upper plate 3c and lower plate 2c is made to reduce，Realize altitude mixture control,It is suitable for the different intervertebral heights of different patient，Drive the fusion device of this structure，Described sandwich 20 is mobile with the movement of upper plate 3c.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes more concrete and detailed, but therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (10)
1. a fusion device lift drive mechanism, it is characterised in that spiral shell core, sandwich, chuck, overcoat and card
Block, described sandwich is set in outside spiral shell core and threadeds with spiral shell core, and the first end of described spiral shell core is used for and fusion
The screw rod of device connects, and the first end of described sandwich is used for being connected with slide block, upper plate or the lower plate of fusion device,
Described chuck is set in that sandwich is outer and near sandwich the first end, and described chuck is threadeded with sandwich, described outside
Being set in sandwich outer and near sandwich the second end, described overcoat is slidably matched with sandwich, described puts out outward
Being provided with draw-in groove, the position that described spiral shell core is corresponding with described draw-in groove is provided with cannelure, and described fixture block passes draw-in groove card
It is located on described cannelure.
2. fusion device lift drive mechanism as claimed in claim 1, it is characterised in that it also includes handle
And the torque force limiting device being arranged on handle, the second end of described spiral shell core stretches out described overcoat, and spiral shell core
Second end is connected with described handle.
3. fusion device lift drive mechanism as claimed in claim 1 or 2, it is characterised in that described sandwich
The core section outer surface corresponding with overcoat is polyhedral, is provided with the polygonal hole mated with sandwich in described overcoat,
The polyhedral core section of described sandwich and the polygonal hole shiding matching of overcoat.
4. fusion device lift drive mechanism as claimed in claim 1 or 2, it is characterised in that described overcoat
The hole wall coordinated with sandwich is provided with the first groove or first protruding, and the outer wall of described sandwich is provided with and the
Second protruding or the second groove with the first male cooperation that one groove is slidably matched.
5. fusion device lift drive mechanism as claimed in claim 1 or 2, it is characterised in that described sandwich
The first end dug holding tank, the diapire of described holding tank offers the through hole being through to sandwich the second end,
At least one opening extending to sandwich the first end end face is offered on the sidewall of described holding tank.
6. fusion device lift drive mechanism as claimed in claim 5, it is characterised in that described holding tank
Offering two described openings on sidewall, the first end of described opening is pre-small post-large horn-like, sandwich
Holding tank clamps the folder torr in the slide block of fusion device, upper plate or lower plate, and described folder torr contacts with holding tank
Surface is the inclined-plane mated with described opening, and described chuck rotates and makes sandwich locking folder torr.
7. fusion device lift drive mechanism as claimed in claim 2, it is characterised in that the of described spiral shell core
One end offers the first bar-shaped trough that the screw rod with fusion device mates, and the first end of described handle offers and spiral shell
Second bar-shaped trough of the second end coupling of core.
8. fusion device lift drive mechanism as claimed in claim 1 or 2, it is characterised in that described spiral shell core
Stepped, spiral shell core near the diameter of the core section of its first end less than the diameter of core section near its second end,
Described sandwich is stepped, and sandwich is less than the core section near its second end near the diameter of the core section of its first end
Diameter, described chuck is set in outside the core section that sandwich diameter is little, and it is big that described overcoat is set in sandwich diameter
Outside core section.
9. fusion device lift drive mechanism as claimed in claim 5, it is characterised in that described through hole is rank
Ladder hole, described shoulder hole includes the first hole of being interconnected and the second hole, and described first hole is near the of sandwich
One end, described second hole is provided with, near the second end of sandwich, the inwall in the second hole, the screw thread mated with spiral shell core,
Described spiral shell core sequentially passes through the second hole, the first hole and is placed in sandwich.
10. fusion device lift drive mechanism as claimed in claim 1 or 2, it is characterised in that described folder
Overlap stepped, chuck near the diameter of the core section of its first end less than the diameter of core section near its second end,
And the big core section of described chuck diameter is provided with clamping position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620281649.XU CN205758772U (en) | 2016-04-05 | 2016-04-05 | Fusion device lift drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620281649.XU CN205758772U (en) | 2016-04-05 | 2016-04-05 | Fusion device lift drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205758772U true CN205758772U (en) | 2016-12-07 |
Family
ID=57413686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620281649.XU Withdrawn - After Issue CN205758772U (en) | 2016-04-05 | 2016-04-05 | Fusion device lift drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205758772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662662A (en) * | 2016-04-05 | 2016-06-15 | 广州爱锘德医疗器械有限公司 | Fusion cage lifting driving mechanism |
-
2016
- 2016-04-05 CN CN201620281649.XU patent/CN205758772U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662662A (en) * | 2016-04-05 | 2016-06-15 | 广州爱锘德医疗器械有限公司 | Fusion cage lifting driving mechanism |
| CN105662662B (en) * | 2016-04-05 | 2018-06-26 | 广州爱锘德医疗器械有限公司 | Fusion device lift drive mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105769391A (en) | Vertebral fusion cage | |
| CN105662662A (en) | Fusion cage lifting driving mechanism | |
| CN105769392B (en) | Threaded fusion cage | |
| CN108023228A (en) | Cable plug is prevented to be connected locking device with the mechanical power source line that socket loosens | |
| CN106166092A (en) | Lift threaded fusion cage and for driving the operator of lifting threaded fusion cage | |
| CN105050518A (en) | Bone screw and self-retaining driver | |
| CN205758772U (en) | Fusion device lift drive mechanism | |
| CN105902327A (en) | Centrum fusion device | |
| CN1273091C (en) | Device, kit and metehod for tooth extractions | |
| CN105726171A (en) | Adjustable fusion cage device | |
| US10188489B2 (en) | Sinus implant | |
| EP1650383A3 (en) | Locking device | |
| EP2943145B1 (en) | Parallel alignment apparatus for facilitating prosthodontic restorations | |
| US8899980B2 (en) | Bone powder filling tool for dental implant | |
| CN202429976U (en) | Clamping body for rotary cap pulling device | |
| CN205459024U (en) | A radio frequency trocar for oral operation | |
| CN205758770U (en) | Threaded fusion cage | |
| CN106308983A (en) | Fusion cage, operating instrument and vertebrae fusion device | |
| CN106859793B (en) | Tooth-implanting medical instrument | |
| CN205758769U (en) | Threaded fusion cage | |
| KR100929258B1 (en) | Medical Tapping Mechanism | |
| CN102525671A (en) | Dental implant | |
| CN106618769B (en) | Dental implant tractor | |
| CN208404921U (en) | Nail holding device | |
| CN106362265A (en) | Guide wire controller convenient to use |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20180626 |
|
| AV01 | Patent right actively abandoned |