CN108652723B - Bone needle fixing device for treating long bone fracture - Google Patents
Bone needle fixing device for treating long bone fracture Download PDFInfo
- Publication number
- CN108652723B CN108652723B CN201810506534.XA CN201810506534A CN108652723B CN 108652723 B CN108652723 B CN 108652723B CN 201810506534 A CN201810506534 A CN 201810506534A CN 108652723 B CN108652723 B CN 108652723B
- Authority
- CN
- China
- Prior art keywords
- fixing
- screw
- screw rod
- spicule
- locking
- 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.)
- Expired - Fee Related
Links
- 208000010392 Bone Fractures Diseases 0.000 title claims abstract description 32
- 210000000988 bone and bone Anatomy 0.000 title abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims description 15
- 208000027418 Wounds and injury Diseases 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 206010017076 Fracture Diseases 0.000 description 13
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000006670 Multiple fractures Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
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
- A61B17/60—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 for external osteosynthesis, e.g. distractors, contractors
- A61B17/62—Ring frames, i.e. devices extending around the bones to be positioned
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to a medical appliance, in particular to a bone needle fixing device for treating long bone fracture. The device comprises an X-direction fixing screw rod, a Y-direction fixing screw rod, a Z-direction fixing screw rod, an L-shaped adjusting screw rod, a spicule fixing frame, a first fixing spicule and a second fixing spicule; the device uses the adjustable bracket to adjust the spicule to perform fracture external fixation, can stably fix the fracture surface without the injury of only a plurality of needle holes by operation under most conditions, can be adjusted, is light and convenient, is easy to adjust, is easy to operate, has wide application range, achieves the purpose of fixing the fracture by minimally invasive injury, and is economic, convenient, good in curative effect and easy to accept by patients.
Description
Technical Field
The invention relates to a medical appliance, in particular to a bone needle fixing device for treating long bone fracture.
Background
The long bones are mainly present in the limbs and are long tubes. Long bone fractures refer to the complete or partial breakdown of the continuity of bone structure. It is common to children and the elderly, and occurs in the middle-aged and young. Patients often have one site fractured and a few multiple fractures. After timely and proper treatment, most patients can recover the original functions.
After fracture reduction, because of instability, the fracture is easy to be relocated, so that the fracture needs to be fixed at a satisfactory position by adopting different methods to ensure that the fracture is gradually healed. Common fixation methods are: small splints, plaster bandages, external fixing supports, traction, braking and fixing and the like, and the fixing methods are called external fixing. If the fixation is performed by surgical incision with steel plate, steel needle, intramedullary needle, screw, etc., the internal fixation is called.
The existing fixing frame for treating long bone fracture is unilateral, and the fixing needle is inserted into the long bone from one side for fixing, so that the fixing stability is poor, the deviation is easy to occur, and the fracture cannot be cured. As disclosed in the chinese utility model patent (CN 206995322U), a long bone fracture transverse reduction bone traction device comprises an arc-shaped plate and a long plate, wherein the arc-shaped plate and the long plate form a T-shaped bone traction device; the arc-shaped plate and the long plate are both provided with a plurality of through holes; 2-4 threaded spicules are arranged on the arc-shaped plate and the long plate; this patent utilizes lever principle to carry out the traction of long bone fracture and resets, sets up 3 screw thread spicules in the both sides of fracture line, and wherein 1 screw thread spicules set up in the safe position department that is close the fracture line to suit the hollow tube on this screw thread spicule again, will overlap the screw thread spicule that has the hollow tube this moment and regard as the fulcrum of lever.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a spicule fixing device for long bone fracture treatment, which uses an adjustable bracket to adjust a spicule to perform external fracture fixation, can stably fix a fracture surface without only the injury of a plurality of needle holes under most conditions without operation, can be adjusted, is light, easy to adjust, easy to operate and wide in application range, achieves the purpose of minimally invasive fracture fixation, and is economic, convenient, good in curative effect and easy to accept by patients.
In order to achieve the purpose, the invention adopts the following technical scheme:
a spicule fixing device for treating long bone fracture comprises an X-direction fixing screw rod, a Y-direction fixing screw rod, a Z-direction fixing screw rod, an L-shaped adjusting screw rod, a spicule fixing frame, a first fixing spicule and a second fixing spicule; one end of the X-direction fixing screw is fixedly arranged on the fixing component, the other end of the X-direction fixing screw is provided with a second connector, a second perforation is arranged in the Y direction of the second connector, the Y-direction fixing screw is arranged in the second perforation, the two ends of the Y-direction fixing screw are respectively provided with a third connector, and the two Z-direction fixing screws are respectively arranged on the third connectors in a penetrating way; the third connector is provided with two mutually perpendicular connecting plates, the two connecting plates are provided with fourth through holes, one connecting plate is fixed on the Y-direction fixing screw rod through the fourth through hole, and the Z-direction fixing screw rod is arranged in the fourth through hole of the other connecting plate in a penetrating manner;
the end part of the fixing component is provided with an adjusting fixing hole, one end of the L-shaped adjusting screw rod is fixed on the adjusting fixing hole through a first locking bolt, the spicule fixing frame is an annular arc plate, the outer side of the annular arc plate is widened, first fixing holes are respectively arranged at the two ends and the middle part of the annular arc plate, two first arc-shaped grooves are respectively arranged between the three first fixing holes, second fixing holes are respectively arranged at the two ends of the widening part, a second arc-shaped groove is arranged between the two second fixing holes, the two Z-direction fixing screw rods are respectively arranged in the two first arc-shaped grooves in a penetrating way, the Z-direction fixing screw rods are respectively provided with adjusting nuts at the upper side and the lower side of the first arc-shaped grooves, the other end of the L-shaped adjusting screw rod is arranged in the second arc-shaped grooves in a penetrating way, the L-shaped adjusting screw rod is respectively provided with adjusting nuts at the upper side and the lower side of the second arc-shaped grooves, and the L-shaped adjusting screw rod is, the first connecting screw rod is parallel to the annular arc plate, the second connecting screw rod is perpendicular to the annular arc plate, the first connecting screw rod and the second connecting screw rod are both composed of screw rod bodies and connectors, the connectors of the first connecting screw rod are fixedly arranged on the L-shaped adjusting screw rod, the screw rod bodies of the first connecting screw rod penetrate through the connectors of the second connecting screw rod, two ends of the screw rod bodies of the first connecting screw rod are fixed by locking nuts, and the screw rod bodies of the second connecting screw rod penetrate through the second fixing holes and are fixed by the locking nuts;
the first fixed orifices at both ends of annular arc board on be provided with second locking bolt respectively, second locking bolt is by wearing to establish on first fixed orifices from lower supreme, the upper end of second locking bolt sets up lock nut, first fixed spicule fix at second locking bolt's locking inslot, set up third connecting screw on the first fixed orifices in the centre of annular arc board, third connecting screw from top to bottom wears to establish on first fixed orifices, the lower extreme is equipped with lock nut fixed, is provided with third lock bolt on the connector of upper end, third lock bolt wears to establish on the connector, the fixed spicule of second fix on the connector by the locking groove on the third locking bolt, the other end of third lock bolt is equipped with lock nut fixed.
As a further improvement, the first locking bolt is provided with a locking groove, the L-shaped adjusting screw rod is arranged in the locking groove, and the other end of the first locking bolt is provided with a locking nut.
As a further improvement, a plurality of first fixing holes are respectively arranged at two ends of the annular arc plate.
As a further improvement, the radian of the annular arc is 120-150 degrees.
As a further improvement, a plurality of adjusting fixing holes are further arranged on the fixing rod in the vertical direction.
The invention adopts the technical scheme that the device uses the adjustable bracket to adjust the spicule to perform external fixation of fracture, can stably fix the fracture surface under most conditions without the injury of only a plurality of needle holes without operation, is light, easy to adjust, easy to operate and wide in application range, achieves the purpose of fixing the fracture by minimally invasive injury, and is economical, convenient, good in curative effect and easy to accept by patients.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
FIG. 2 is a top view of an embodiment of the present invention.
Fig. 3 is a schematic structural view of the upper fixing device.
Fig. 4 is a schematic structural diagram of the circular arc plate.
Detailed Description
The following describes a detailed embodiment of the present invention with reference to the accompanying drawings.
As shown in fig. 1 and 2, the long bone fracture treatment device comprises a fixing rod 1, an upper fixing device 2 and a lower fixing device 3, wherein the upper fixing device 2 and the lower fixing device 3 are same in structure and are symmetrically arranged at the upper part and the lower part of the fixing rod 1. The upper fixing device 2 and the lower fixing device 3 respectively comprise an X-direction fixing screw 21, a Y-direction fixing screw 22, a Z-direction fixing screw 23, an L-shaped adjusting screw 25, a spicule fixing frame 24, a first fixing spicule 4 and a second fixing spicule 5. Dead lever 1 be Y to setting up, be provided with first connector 11 at the tip of dead lever 1, X is to being provided with first perforation on first connector 11, X to the fixed setting on first perforation of one end of clamping screw 21, X is provided with the second connector to clamping screw 21's the other end, second connector Y is to being provided with the second perforation, Y to clamping screw 22 set up in the second perforation, Y sets up third connector 26 respectively to clamping screw 22's both ends, two Z wear to establish respectively on third connector 26 to clamping screw 23. The third connector 26 has two connecting plates perpendicular to each other, the two connecting plates are provided with fourth through holes, one connecting plate is fixed on the Y-direction fixing screw rod 22 through the fourth through hole, and the Z-direction fixing screw rod 23 penetrates through the fourth through hole of the other connecting plate.
As shown in fig. 3, an adjusting fixing hole 12 is formed in the fixing rod 1 in the vertical direction, one end of the L-shaped adjusting screw 25 is fixed to one adjusting fixing hole 12 through a first locking bolt 13, the first locking bolt 13 is provided with a locking groove, the L-shaped adjusting screw 25 is arranged in the locking groove, and a locking nut is arranged at the other end of the first locking bolt 13. The spicule fixing frame 24 is an annular arc plate, the radian of the annular arc plate is 120 degrees, the outer side of the annular arc plate is widened, first fixing holes 241 are respectively arranged at the two ends and the middle part of the annular arc plate, two first arc-shaped grooves 242 are respectively arranged between the three first fixing holes 241, second fixing holes 244 are respectively arranged at the two ends of a widening part 243, a second arc-shaped groove 245 is arranged between the two second fixing holes 244, the two Z-direction fixing screws 23 are respectively arranged in the two first arc-shaped grooves 242 in a penetrating manner, the Z-direction fixing screws 23 are respectively provided with adjusting nuts at the upper side and the lower side of the first arc-shaped grooves 242, the other end of the L-shaped adjusting screw 25 is arranged in the second arc-shaped groove 245 in a penetrating manner, the L-shaped adjusting screw 25 is respectively provided with adjusting nuts at the upper side and the lower side of the second arc-shaped groove 245, the L-shaped adjusting screw 25 is also provided with a first connecting screw 27 and a second connecting screw 28 below the, the first connecting screw 27 is parallel to the annular arc plate, the second connecting screw 28 is perpendicular to the annular arc plate, the first connecting screw 27 and the second connecting screw 28 are composed of screw bodies and connectors, the connectors of the first connecting screw 27 are fixedly arranged on the L-shaped adjusting screw 25, the screw bodies of the first connecting screw 27 are arranged on the connectors of the second connecting screw 28 in a penetrating mode, the two ends of each screw body are fixed through locking nuts, and the screw bodies of the second connecting screw 28 are arranged in the second fixing holes 244 in a penetrating mode and are fixed through the locking nuts.
As shown in fig. 4, the first fixing holes 241 at the two ends of the annular arc plate are respectively provided with a second locking bolt 29, the second locking bolt 29 is arranged on the first fixing hole 241 from bottom to top in a penetrating manner, the upper end of the second locking bolt 29 is provided with a locking nut, the first fixing spicule 4 is fixed in the locking groove of the second locking bolt 29, the first fixing hole 241 in the middle of the annular arc plate is provided with a third connecting screw 30, the third connecting screw 30 is arranged on the first fixing hole 241 from top to bottom in a penetrating manner, the lower end of the first fixing spicule is fixed by the locking nut, the connecting head at the upper end is provided with a third locking bolt 31, the third locking bolt 31 is arranged on the connecting head in a penetrating manner, the second fixing spicule 5 is fixed on the connecting head by the locking groove on the third locking bolt 31, and the other end of the third locking bolt 31 is fixed by the locking nut.
Claims (5)
1. A spicule fixing device for treating long bone fracture is characterized by comprising an X-direction fixing screw rod (21), a Y-direction fixing screw rod (22), a Z-direction fixing screw rod (23), an L-shaped adjusting screw rod (25), a spicule fixing frame (24), a first fixing spicule (4) and a second fixing spicule (5); one end of the X-direction fixing screw rod (21) is fixedly arranged on the fixing component, the other end of the X-direction fixing screw rod (21) is provided with a second connector, a second perforation is arranged in the Y direction of the second connector, the Y-direction fixing screw rod (22) is arranged in the second perforation, the two ends of the Y-direction fixing screw rod (22) are respectively provided with a third connector (26), and the two Z-direction fixing screw rods (23) are respectively arranged on the third connectors (26) in a penetrating manner; the third connector (26) is provided with two connecting plates which are perpendicular to each other, the two connecting plates are provided with fourth through holes, one connecting plate is fixed on the Y-direction fixing screw rod (22) through the fourth through holes, and the Z-direction fixing screw rod (23) penetrates through the fourth through hole of the other connecting plate;
the end part of the fixing component is provided with an adjusting fixing hole (12), one end of an L-shaped adjusting screw rod (25) is fixed on the adjusting fixing hole (12) through a first locking bolt (13), the spicule fixing frame (24) is an annular arc plate, the outer side of the annular arc plate is widened, first fixing holes (241) are respectively arranged at the two ends and the middle part of the annular arc plate, two first arc-shaped grooves (242) are respectively arranged between the three first fixing holes (241), second fixing holes (244) are respectively arranged at the two ends of the widening part (243), a second arc-shaped groove (245) is arranged between the two second fixing holes (244), the two Z-direction fixing screw rods (23) are respectively arranged in the two first arc-shaped grooves (242) in a penetrating manner, adjusting nuts are respectively arranged on the upper side and the lower side of the first arc-shaped grooves (242) of the Z-direction fixing screw rods (23), and the other end of the L-shaped adjusting screw rod (25) is arranged in the second arc-shaped groove (245) in, the L-shaped adjusting screw (25) is respectively provided with adjusting nuts at the upper side and the lower side of the second arc-shaped groove (245), the L-shaped adjusting screw (25) is also provided with a first connecting screw (27) and a second connecting screw (28) below the second arc-shaped groove (245), the first connecting screw (27) is parallel to the annular arc plate, the second connecting screw (28) is vertical to the annular arc plate, the first connecting screw (27) and the second connecting screw (28) are both composed of a screw body and a connector, the connector of the first connecting screw (27) is fixedly arranged on the L-shaped adjusting screw (25), the screw body of the first connecting screw (27) is arranged on the connector of the second connecting screw (28) in a penetrating manner, two ends of the screw body are fixed by locking nuts, and the screw body of the second connecting screw (28) is arranged in the second fixing hole (244) in a penetrating manner and is fixed by locking nuts;
the first fixing holes (241) at the two ends of the annular arc plate are respectively provided with a second locking bolt (29), the second locking bolt (29) penetrates through the first fixing holes (241) from bottom to top, the upper end part of the second locking bolt (29) is provided with a locking nut, the first fixing spicule (4) is fixed in a locking groove of the second locking bolt (29), a third connecting screw rod (30) is arranged on a first fixing hole (241) in the middle of the annular arc plate, the third connecting screw rod (30) penetrates through the first fixing hole (241) from top to bottom, the lower end of the annular arc plate is fixed by a locking nut, a third locking bolt (31) is arranged on a connecting head at the upper end of the annular arc plate, the third locking bolt (31) penetrates through the connecting head, the second fixing spicule (5) is fixed on the connecting head through a locking groove on a third locking bolt (31), and the other end of the third locking bolt (31) is fixed through a locking nut.
2. The spicule fixing device for long bone fracture treatment according to claim 1, characterized in that the first locking bolt (13) is provided with a locking groove, the L-shaped adjusting screw (25) is arranged in the locking groove, and the other end of the first locking bolt (13) is provided with a locking nut.
3. The spicule fixing device for long bone fracture treatment according to claim 1, wherein a plurality of first fixing holes (241) are respectively provided at both ends of the circular arc plate.
4. The spicule fixing device for long bone fracture treatment according to claim 1, wherein the arc degree of the circular arc plate is 120-150 °.
5. The spicule fixing device for long bone fracture treatment according to claim 1, characterized in that a plurality of adjusting fixing holes (12) are also arranged on the fixing rod (1) in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810506534.XA CN108652723B (en) | 2018-05-24 | 2018-05-24 | Bone needle fixing device for treating long bone fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810506534.XA CN108652723B (en) | 2018-05-24 | 2018-05-24 | Bone needle fixing device for treating long bone fracture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108652723A CN108652723A (en) | 2018-10-16 |
| CN108652723B true CN108652723B (en) | 2020-05-19 |
Family
ID=63777780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810506534.XA Expired - Fee Related CN108652723B (en) | 2018-05-24 | 2018-05-24 | Bone needle fixing device for treating long bone fracture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108652723B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109480980B (en) * | 2019-01-05 | 2024-05-07 | 陈聚伍 | Multi-dimensional flexible fracture reduction device |
| CN113288381B (en) * | 2021-05-31 | 2022-08-26 | 河北省胸科医院 | Combined external fixing frame for fracture and using method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2065891U (en) * | 1989-05-15 | 1990-11-21 | 孙瑞蓉 | Traction treating bed for extremitas inferior fracture |
| CN205626068U (en) * | 2016-03-02 | 2016-10-12 | 黑龙江省新创宇医疗器械有限公司 | Long bone reduction fixing system |
| CN206995322U (en) * | 2016-10-14 | 2018-02-13 | 天津市新中医疗器械有限公司 | A kind of long bone fracture laterally resets bone distraction apparatus |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9339301B2 (en) * | 2004-12-30 | 2016-05-17 | Mark A. Barry | System and method for aligning vertebrae in the amelioration of aberrant spinal column deviation conditions |
| CN102415913A (en) * | 2011-06-09 | 2012-04-18 | 马丽昕 | Femoral shaft fracture internally fixing instrument |
| EP3160331A4 (en) * | 2014-06-25 | 2018-09-12 | Canary Medical Inc. | Devices, systems and methods for using and monitoring orthopedic hardware |
| CN105395223B (en) * | 2015-12-30 | 2017-12-05 | 山东威高骨科材料股份有限公司 | A kind of eccentric positioning shin bone guider |
-
2018
- 2018-05-24 CN CN201810506534.XA patent/CN108652723B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2065891U (en) * | 1989-05-15 | 1990-11-21 | 孙瑞蓉 | Traction treating bed for extremitas inferior fracture |
| CN205626068U (en) * | 2016-03-02 | 2016-10-12 | 黑龙江省新创宇医疗器械有限公司 | Long bone reduction fixing system |
| CN206995322U (en) * | 2016-10-14 | 2018-02-13 | 天津市新中医疗器械有限公司 | A kind of long bone fracture laterally resets bone distraction apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108652723A (en) | 2018-10-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10631896B2 (en) | Elongated pin for an external modular fixation system for temporary and/or permanent fixation applications and external modular fixation system | |
| CN104814779B (en) | External fixation device needle threading fixture capable of being adjusted in multiple directions and at multiple angles | |
| CN108652723B (en) | Bone needle fixing device for treating long bone fracture | |
| CN109567914A (en) | A kind of scalable bone defect healing external fixer | |
| CN102551848A (en) | Hand adjustable skull traction device and using method thereof | |
| CN103417278B (en) | Proximal humerus T-shaped outer fixator | |
| CN108635030B (en) | Long bone fracture treatment device for orthopedics department | |
| CN203447343U (en) | Proximal humerus T type external fixator | |
| RU126260U1 (en) | PLATE FOR OSTEOSYNTHESIS IN MULTIPLE FLOTING RIBS FRACTURES | |
| CN202154737U (en) | Combined-type three-dimensional traction fixation rack for wrist joints | |
| CN202751439U (en) | Odontoid process screw aiming device | |
| CN107184261B (en) | Femur resetting and correcting device | |
| CN209996452U (en) | Stepless regulation needle threading clamp | |
| CN203790019U (en) | Spinous process vertebral plate double fixing device | |
| CN213345908U (en) | Firm type radius distal end lockplate | |
| CN211187486U (en) | Combined elastic external fixing support | |
| CN203609495U (en) | Poking and hinging device of minimally-invasive poking plastic internal fixing device | |
| CN103519879A (en) | Shoulder joint fixing plate | |
| CN203598031U (en) | Bone plate with double-thread locking and pressurization holes shaped like Chinese character 'ba' | |
| CN208371870U (en) | A kind of Pubic symphysis diastasis bone bolt internal fixation device | |
| CN103932773A (en) | Dual fixing device for spinous process vertebral plate | |
| CN204765875U (en) | Immediately, pressurize hip screw steel sheet and system | |
| CN109717941B (en) | Minimally invasive thoracolumbar posterior screw rod structure convenient to adjust | |
| CN211325482U (en) | Full-ring external-fixing multifunctional support | |
| CN205031357U (en) | Immediately, hip screw pulling force screw for steel sheet pressurizes |
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 | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Duan Peijun Inventor after: Chen Jinfeng Inventor before: Chen Jinfeng |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200323 Address after: 273200 Xinyuan District, people's Hospital, No.21 QUANTONG Road, Sishui County, Jining City, Shandong Province Applicant after: Duan Peijun Address before: 310052 No. 606 Qiu Yi Road, Binjiang District, Hangzhou, Zhejiang Applicant before: Chen Jinfeng |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 |