CN114948168B - Angle-adjustable screw guiding and fixing device - Google Patents
Angle-adjustable screw guiding and fixing device Download PDFInfo
- Publication number
- CN114948168B CN114948168B CN202210514350.4A CN202210514350A CN114948168B CN 114948168 B CN114948168 B CN 114948168B CN 202210514350 A CN202210514350 A CN 202210514350A CN 114948168 B CN114948168 B CN 114948168B
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- angle
- fixing
- positioning
- fixing device
- 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.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/90—Guides therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention provides a screw guiding and fixing device with an adjustable angle, belonging to the technical field of medical instruments; including the registration arm, sliding connection has the support frame on the registration arm, the bottom fixedly connected with handle of support frame, the one end fixedly connected with mounting bracket at the top of registration arm. According to the screw guiding and fixing device, the auxiliary fixing assembly is arranged, the positioning tube is preliminarily limited in position, the situation that the position of the positioning tube moves when a doctor positions a positioning needle is avoided, the positioning position of the positioning tube is influenced, the positioning precision is reduced, the angle adjustment of the guide tube is realized through the arrangement, the mounting frame, the guide tube, the knob, the rotating shaft and the limiting assembly, various angle adjustments can be carried out according to actual requirements, the position is automatically limited, the practicability of the screw guiding and fixing device is improved, the adjusted angle can be conveniently observed through the arrangement of the dial and the pointer, the precision angle adjustment is realized, and the screw mounting angle precision is improved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an angle-adjustable screw guiding and fixing device.
Background
Orthopedics is one of the most common departments in various hospitals, mainly studies the anatomy, physiology and pathology of the skeletal muscle system, maintains and develops the normal form and function of the system by using medicines, operations and physical methods, and with the change of times and society, the spectrum of orthopedic injuries has obvious changes, such as: the diseases such as bone joint tuberculosis, osteomyelitis, poliomyelitis and the like are obviously reduced, and the trauma caused by traffic accidents is obviously increased.
When carrying out the bone through the screw and connecting, the doctor can use screw guider to fix a position and guide to the screw usually, current screw guider only sets up the guiding hole of a plurality of different angles, in order to lead to the guiding hole according to the actual choice difference, the position of guiding hole is fixed, can not satisfy in the actual operation process, adjust more angle guiding holes according to actual need, the practicality of screw guider has been reduced, and current screw guider is doctor's hand-held type, lack supplementary limit function, when carrying out the through-the-nail location to screw guider, the skew takes place easily in screw guider position, influence the precision of operation, therefore, this application provides the screw direction fixing device of adjustable angle and satisfies the demand.
Disclosure of Invention
The invention aims to provide an angle-adjustable screw guiding and fixing device to solve the problems that the existing screw guiding device cannot meet the requirement that more angle guiding holes are adjusted according to actual needs in the actual operation process, the practicability of the screw guiding device is reduced, the existing screw guiding device is handheld by a doctor and lacks of an auxiliary limiting function, and when the screw guiding device is subjected to screw penetrating positioning, the position of the screw guiding device is easy to deviate, and the precision of an operation is influenced.
In order to solve the technical problems, the invention provides the following technical scheme:
the screw guiding and fixing device with the adjustable angle comprises a positioning pipe, wherein a support frame is connected onto the positioning pipe in a sliding mode, a handle is fixedly connected to the bottom of the support frame, a mounting frame is fixedly connected to one end of the top of the positioning pipe, the guide pipe is rotatably connected onto the mounting frame through a rotating shaft, a dial is fixedly connected to one side of the mounting frame, a pointer is fixedly connected to one end of the rotating shaft and points to the dial, a knob is fixedly connected to the other end of the rotating shaft, a limiting assembly is fixedly connected onto the mounting frame and used for limiting the angle of the rotating shaft; still include supplementary fixed subassembly, supplementary fixed subassembly is used for the registration arm is spacing.
Preferably, supplementary fixed subassembly includes the sucking disc, one side of handle is rotated and is connected with the driving lever, the spout has been seted up to the bottom of registration arm, the one end of driving lever is located in the spout, the bottom fixedly connected with fixed plate of support frame, the fixed cover has cup jointed the pump bowl on the fixed plate, sucking disc fixed connection be in one of pump bowl is served, sliding connection has the piston in the pump bowl, the one end fixedly connected with stay cord of piston, the one end fixed connection of stay cord is in on the bottom of registration arm, the top fixedly connected with leading wheel of fixed plate, the lateral wall of stay cord with laminate on the lateral wall of leading wheel, the sucking disc is located the place ahead of registration arm.
Preferably, the pull cord is a steel wire pull cord.
Preferably, a pair of sliding grooves is formed in the side wall of the positioning pipe, and two sides of the support frame are connected in the sliding grooves in a sliding mode.
Preferably, spacing subassembly include fixed connection in fixed axle on one side of the mounting bracket, the pawl has been cup jointed in the rotation on the fixed axle, the fixed cover has been cup jointed in the pivot has been met the ratchet, the one end joint of pawl is in on the ratchet, the mounting bracket with fixedly connected with torsion spring between the pawl.
Preferably, a dial is fixedly connected to one side of the pawl.
Preferably, the bottom of the support frame is provided with a mounting hole, the top of the handle is provided with a threaded hole, and the mounting hole and the threaded hole are in threaded connection with a fixing screw.
Preferably, the top of the positioning pipe is provided with a thread groove, the bottom of the mounting frame is provided with a fixing hole, and a fixing bolt is connected with the thread groove through the fixing hole in a threaded manner.
Preferably, the knob is made of rubber, and a plurality of anti-skidding grooves which are uniformly distributed are formed in the periphery of the side wall of the knob.
Compared with the prior art, the invention at least has the following beneficial effects:
in the scheme, the positioning tube is preliminarily limited in position by arranging the auxiliary fixing assembly, so that the problem that the positioning position of the positioning tube is influenced by the position movement of a doctor when a positioning needle is positioned is avoided, the positioning precision is reduced, the angle adjustment of the guide tube is realized by arranging, mounting frames, the guide tube, knobs, rotating shafts and the limiting assembly, various angle adjustments can be carried out according to actual requirements, the guide tube is automatically limited, the practicability of the screw guide fixing device is improved, the adjusted angle can be conveniently observed by arranging the dial and the pointer, the precision angle adjustment is realized, and the screw installation angle precision is improved;
through setting up the sucking disc, the driving lever, the stay cord, exhaust tube and piston, the sucking disc is tentatively adsorbed with the bone surface, then manual pulling driving lever, the driving lever rotates, the one end of driving lever drives the registration arm and removes and inconsistent with the bone, it removes to drive the stay cord through the registration arm removal, under the effect of leading wheel, stay cord pulling piston removes in the exhaust tube, make the sucking disc be in vacuum state, further improve the suction of sucking disc to the bone, the position stability after the registration arm is spacing has been improved, avoid the doctor when wearing the pilot pin, the position that leads to the registration arm takes place to remove, and precision when influencing the pilot pin location.
Drawings
FIG. 1 is a first perspective view of a screw-mounted screw guide fixture of the adjustable angle type;
FIG. 2 is a schematic view of a second perspective view of the adjustable angle screw guide mounting assembly with screws;
FIG. 3 is a partially cut-away perspective view of the angle adjustable screw guide fixing device;
FIG. 4 is a schematic view of a first perspective enlarged three-dimensional structure of the angle adjustment guide unit;
FIG. 5 is a schematic view of a second perspective enlarged perspective structure of the angle adjustment guide unit;
fig. 6 is an enlarged schematic view of a portion a in fig. 3.
[ reference numerals ]
1. A positioning tube; 2. a support frame; 3. a handle; 4. a deflector rod; 5. a fixing plate; 6. an air pumping cylinder; 7. a suction cup; 8. a mounting frame; 9. a guide tube; 10. a dial scale; 11. a knob; 12. a ratchet wheel; 13. a pointer; 14. a pawl; 15. a torsion spring; 16. a piston; 17. pulling a rope; 18. a guide wheel; 19. a chute.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, an embodiment of the present invention provides an angle-adjustable screw guiding and fixing device, which includes a positioning tube 1, a support frame 2 is slidably connected to the positioning tube 1, a handle 3 is fixedly connected to the bottom of the support frame 2, an installation frame 8 is fixedly connected to one end of the top of the positioning tube 1, a guide tube 9 is rotatably connected to the installation frame 8 through a rotating shaft, a dial 10 is fixedly connected to one side of the installation frame 8, a pointer 13 is fixedly connected to one end of the rotating shaft, the pointer 13 points to the dial 10, a knob 11 is fixedly connected to the other end of the rotating shaft, and a limiting assembly is fixedly connected to the installation frame 8 and used for limiting the angle of the rotating shaft; still include supplementary fixed subassembly, supplementary fixed subassembly is used for registration arm 1 spacing, when carrying out the screw fixation, at first the doctor holds handle 3, with the one end laminating bone of registration arm 1 on, then tentatively carry on spacingly with the position of the relative bone of registration arm 1 through supplementary fixed subassembly, then pass the locating hole on the registration arm 1 with the guide wire needle, carry out the location of registration arm 1, according to the position of actual needs drift, manual rotation knob 11, knob 11 rotates and drives the pivot and make guide tube 9 rotate, and through pointer 13 and calibrated scale 10, the angle of accurate adjustment guide tube 9, and it is spacing with the relative angular position of guide tube 9 through spacing subassembly, pass the guide tube 9 with the screw at last, carry out the bone fixation, the screw direction fixing device of this application, through setting up supplementary fixed subassembly, realize carrying out the position spacing to registration arm 1, avoid the doctor when tentatively carrying out the location needle location, the position of registration arm 1 takes place to remove, influence the location position of registration arm 1, reduce the location precision, through setting up, mounting bracket 8, guide tube 9, the realization knob, the pivot, realize the spacing subassembly, the adjustment of guide tube 9, the adjustment of the adjustment angle can be convenient for multiple regulation accuracy, and the adjustment accuracy, the pointer can be improved, the adjustment accuracy of practical angle, and the adjustment accuracy, the adjustment accuracy of pointer can be realized through practical installation accuracy, the pointer, and the adjustment accuracy, the adjustment accuracy of pointer, the adjustment device, the pointer can be improved.
As an implementation manner in this embodiment, as shown in fig. 1, fig. 3 and fig. 6, the auxiliary fixing assembly includes a suction cup 7, one side of the handle 3 is rotatably connected with a shift lever 4, a sliding slot 19 is formed at the bottom of the positioning tube 1, one end of the shift lever 4 is located in the sliding slot 19, the bottom of the support frame 2 is fixedly connected with a fixing plate 5, where it should be noted that an avoiding hole is formed on the fixing plate 5, one end of the shift lever 4 penetrates through the avoiding hole, an air extracting cylinder 6 is fixedly sleeved on the fixing plate 5, the suction cup 7 is fixedly connected to one end of the air extracting cylinder 6, a piston 16 is slidably connected in the air extracting cylinder 6, one end of the piston 16 is fixedly connected with a pull rope 17, one end of the pull rope 17 is fixedly connected to the bottom of the positioning tube 1, and a guide wheel 18 is fixedly connected to the top of the fixing plate 5, laminating on the lateral wall of stay cord 17 and the lateral wall of leading wheel 18, sucking disc 7 is located the place ahead of registration arm 1, at first sucking disc 7 and the preliminary absorption of bone surface, then manual pulling driving lever 4, driving lever 4 rotates, the one end of driving lever 4 drives registration arm 1 and removes and inconsistent with the bone, it removes to drive stay cord 17 through 1 removal of registration arm, under the effect of leading wheel 18, stay cord 17 pulling piston 16 removes in air pump tube 6, make sucking disc 7 be in vacuum state, further improve the adsorption affinity of sucking disc 7 to the bone, the positional stability after 1 spacing of registration arm has been improved, avoid the doctor when wearing the pilot pin, the position that leads to registration arm 1 takes place to remove, and the precision when influencing the pilot pin location.
In this embodiment, the pulling rope 17 is a steel wire pulling rope, and the service life of the pulling rope 17 is improved.
In this embodiment, a pair of sliding tray has been seted up on the lateral wall of registration arm 1, and support frame 2's both sides sliding connection is in the sliding tray, and the benefit that sets up like this for registration arm 1 more stable moves on support frame 2.
As an implementation manner in this embodiment, as shown in fig. 4 and 5, the limiting component includes a fixing shaft fixedly connected to one side of the mounting frame 8, a pawl 14 is rotatably sleeved on the fixing shaft, a ratchet 12 is fixedly sleeved on the rotating shaft, one end of the pawl 14 is clamped on the ratchet 12, a torsion spring 15 is fixedly connected between the mounting frame 8 and the pawl 14, and by arranging the ratchet 12, the pawl 14 and the torsion spring 15, after the angular rotation of the guide tube 9 is realized, the limiting is automatic, the structure is simple, and the operation is convenient.
In this embodiment, a dial is fixedly connected to one side of the ratchet 14, and when the ratchet 12 is reversed, the ratchet 14 is released from the limit by the dial.
As an implementation manner in this embodiment, as shown in fig. 1, a mounting hole is formed in the bottom of the support frame 2, a threaded hole is formed in the top of the handle 3, and a fixing screw is connected to the support frame 2 and the handle 3 through the mounting hole and the threaded hole in a threaded manner, so that the support frame 2 and the handle 3 can be conveniently mounted and dismounted.
As an implementation manner in this embodiment, as shown in fig. 2, a thread groove is formed at the top of the positioning tube 1, a fixing hole is formed at the bottom of the mounting bracket 8, and a fixing bolt is connected to the fixing hole and the thread groove through a thread, so that the mounting bracket 8 and the positioning tube 1 can be conveniently mounted and dismounted.
As an implementation manner in this embodiment, as shown in fig. 4, the knob 11 is made of rubber, and a plurality of anti-slip grooves are uniformly distributed on the circumference of the sidewall of the knob 11, so that the friction is improved, and a doctor can conveniently stir the knob 11 to rotate.
According to the technical scheme provided by the invention, the positioning tube is preliminarily limited in position by arranging the auxiliary fixing component, so that the problem that the positioning position of the positioning tube is influenced and the positioning precision is reduced due to the fact that the position of the positioning tube moves when a doctor positions a positioning needle is avoided, the angle adjustment of the guide tube is realized by arranging, installing frames, guide tubes, knobs, rotating shafts and limiting components, various angle adjustments can be carried out according to actual requirements, the positioning is automatically limited, the practicability of the screw guide fixing device is improved, the adjusted angle can be conveniently observed by arranging the dial and the pointer, the precision angle adjustment is realized, and the screw installation angle precision is improved.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. An adjustable angle screw guide fixing device, comprising:
the positioning pipe is connected with a support frame in a sliding manner;
the bottom of the supporting frame is fixedly connected with a handle, one end of the top of the positioning tube is fixedly connected with a mounting frame, and the mounting frame is rotatably connected with a guide tube through a rotating shaft;
a dial is fixedly connected to one side of the mounting frame, a pointer is fixedly connected to one end of the rotating shaft and points to the dial, a knob is fixedly connected to the other end of the rotating shaft, and a limiting assembly is fixedly connected to the mounting frame and used for limiting the angle of the rotating shaft;
the auxiliary fixing component is used for limiting the positioning pipe;
the auxiliary fixing assembly comprises a sucker, a driving lever is rotatably connected to one side of the handle, a sliding groove is formed in the bottom of the positioning pipe, one end of the driving lever is located in the sliding groove, a fixing plate is fixedly connected to the bottom of the support frame, an air pumping cylinder is fixedly sleeved on the fixing plate, the sucker is fixedly connected to one end of the air pumping cylinder, a piston is slidably connected in the air pumping cylinder, a pull rope is fixedly connected to one end of the piston, one end of the pull rope is fixedly connected to the bottom of the positioning pipe, a guide wheel is fixedly connected to the top of the fixing plate, the side wall of the pull rope is attached to the side wall of the guide wheel, and the sucker is located in front of the positioning pipe;
wherein, the stay cord is the steel wire stay cord.
2. The adjustable angle screw guiding and fixing device of claim 1, wherein a pair of sliding grooves are formed on the side wall of the positioning tube, and two sides of the supporting frame are slidably connected in the sliding grooves.
3. The angle-adjustable screw guiding and fixing device according to claim 1, wherein the limiting component includes a fixing shaft fixedly connected to one side of the mounting bracket, the fixing shaft is rotatably sleeved with a pawl, the rotating shaft is fixedly sleeved with a ratchet wheel, one end of the pawl is clamped on the ratchet wheel, and a torsion spring is fixedly connected between the mounting bracket and the pawl.
4. The adjustable angle screw guide fixation device of claim 3, wherein a dial is fixedly attached to one side of the pawl.
5. The adjustable angle screw guiding fixture of claim 1, wherein the bottom of the support frame is provided with a mounting hole, the top of the handle is provided with a threaded hole, and a fixing screw is connected with the threaded hole through the mounting hole.
6. The angle-adjustable screw guiding and fixing device as claimed in claim 1, wherein a threaded groove is formed at a top of the positioning tube, a fixing hole is formed at a bottom of the mounting bracket, and a fixing bolt is threadedly connected to the threaded groove through the fixing hole.
7. The angle-adjustable screw guiding and fixing device according to claim 1, wherein the knob is made of rubber, and a plurality of anti-slip grooves are uniformly distributed around the side wall of the knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210514350.4A CN114948168B (en) | 2022-05-12 | 2022-05-12 | Angle-adjustable screw guiding and fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210514350.4A CN114948168B (en) | 2022-05-12 | 2022-05-12 | Angle-adjustable screw guiding and fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114948168A CN114948168A (en) | 2022-08-30 |
| CN114948168B true CN114948168B (en) | 2022-12-30 |
Family
ID=82982386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210514350.4A Active CN114948168B (en) | 2022-05-12 | 2022-05-12 | Angle-adjustable screw guiding and fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114948168B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101987034A (en) * | 2009-08-06 | 2011-03-23 | 唐亮 | Spinal pedicle screw positioning and guiding device |
| WO2012048480A1 (en) * | 2010-10-15 | 2012-04-19 | 上海交通大学医学院附属新华医院 | Surgical tool for installing epiphysiodesis internal 8-shaped steel plate |
| CN207545195U (en) * | 2017-03-29 | 2018-06-29 | 刘斌 | A kind of pedicle of vertebral arch puts nail guider |
| CN112155920A (en) * | 2020-10-20 | 2021-01-01 | 臧顺利 | Directional guiding device for orthopedic surgery |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7163541B2 (en) * | 2002-12-03 | 2007-01-16 | Arthrosurface Incorporated | Tibial resurfacing system |
| CN104061414B (en) * | 2014-06-30 | 2016-08-24 | 杨劲 | A kind of support |
| CN204246234U (en) * | 2014-11-28 | 2015-04-08 | 岳大勇 | A kind of guider of dept. of orthopedics |
| CN105877833B (en) * | 2016-05-20 | 2019-04-02 | 程自申 | A kind of space orientation auxiliary bore hole device |
| CN207696091U (en) * | 2017-12-10 | 2018-08-07 | 杨海波 | A kind of tooling positioning fixture of adjustable angle |
| CN209136830U (en) * | 2018-06-14 | 2019-07-23 | 史航 | It is guide locating device provided that a kind of novel Cervical vertebra nut sets nail |
| CN110664468A (en) * | 2019-10-10 | 2020-01-10 | 中国科学院合肥肿瘤医院 | Puncture auxiliary device |
| CN213372426U (en) * | 2020-06-23 | 2021-06-08 | 田松 | Kirschner wire auxiliary positioning device |
| CN112045602A (en) * | 2020-09-21 | 2020-12-08 | 深圳市道通科技股份有限公司 | Hub clamping device |
| CN214318112U (en) * | 2020-12-11 | 2021-10-01 | 段春云 | Obstetrical department fetal head attracts practise midwifery device |
| CN214805106U (en) * | 2021-01-21 | 2021-11-23 | 重庆市中医骨科医院 | Traditional chinese medical science is drilling guider for orthopedics |
| CN214906652U (en) * | 2021-03-30 | 2021-11-30 | 吉林大学 | Convenient children's bronchoscope auxiliary fixation frame who adjusts |
| CN215130361U (en) * | 2021-06-05 | 2021-12-14 | 资阳市第一人民医院 | Special positioner of orthopedics joint |
-
2022
- 2022-05-12 CN CN202210514350.4A patent/CN114948168B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101987034A (en) * | 2009-08-06 | 2011-03-23 | 唐亮 | Spinal pedicle screw positioning and guiding device |
| WO2012048480A1 (en) * | 2010-10-15 | 2012-04-19 | 上海交通大学医学院附属新华医院 | Surgical tool for installing epiphysiodesis internal 8-shaped steel plate |
| CN207545195U (en) * | 2017-03-29 | 2018-06-29 | 刘斌 | A kind of pedicle of vertebral arch puts nail guider |
| CN112155920A (en) * | 2020-10-20 | 2021-01-01 | 臧顺利 | Directional guiding device for orthopedic surgery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114948168A (en) | 2022-08-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114948168B (en) | Angle-adjustable screw guiding and fixing device | |
| CN214700038U (en) | A foot support frame for installing surveying instrument | |
| CN211118521U (en) | Follow-on surveying instrument's micromatic setting | |
| CN219480332U (en) | Video auxiliary system for orthopedic surgery | |
| CN211371770U (en) | Surveying instrument auxiliary measuring device | |
| CN219680786U (en) | Arm bracket for neurosurgery | |
| CN220174712U (en) | Art design drawing board frame convenient to angle regulation | |
| CN219522069U (en) | Multi-angle hovering bracket for engine cover plate | |
| CN219480369U (en) | Hand support frame convenient to fine setting | |
| CN110897831A (en) | Rehabilitation apparatus for joint exercise of orthopedic patient | |
| CN216232026U (en) | Vehicle-mounted music player | |
| CN216844019U (en) | English learning machine convenient to angle regulation and height | |
| CN219306880U (en) | Hematoma suction equipment for neurosurgery | |
| CN217930262U (en) | Transmission and return integrated eccentric instrument | |
| CN218972552U (en) | Shadowless lamp with rotatable lamp holder | |
| CN220186276U (en) | Adjustable electronic sensor mounting bracket | |
| CN212699573U (en) | Cushion and seat of dental unit seat | |
| CN213080714U (en) | Flat-nose pliers processing is with pressing from both sides dress instrument | |
| CN214890771U (en) | Easy-to-adjust operating room shadowless lamp mounting bracket | |
| CN213850658U (en) | Clinical bracket convenient to adjust for breast surgery | |
| CN220103019U (en) | Lighting device for sighting telescope | |
| CN214663886U (en) | Make things convenient for angle regulation's operation shadowless lamp | |
| CN212038101U (en) | Orthopedics nursing is with auxiliary device that changes dressings | |
| CN219207848U (en) | Medical trolley applicable to flat plate | |
| CN213541703U (en) | Mounting structure for camera fixing frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |