CN109171918A - Multifunctional orthopaedics screw - Google Patents
Multifunctional orthopaedics screw Download PDFInfo
- Publication number
- CN109171918A CN109171918A CN201810946269.7A CN201810946269A CN109171918A CN 109171918 A CN109171918 A CN 109171918A CN 201810946269 A CN201810946269 A CN 201810946269A CN 109171918 A CN109171918 A CN 109171918A
- Authority
- CN
- China
- Prior art keywords
- screw rod
- screw
- bone screw
- multifunctional orthopaedics
- cortex bone
- 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.)
- Pending
Links
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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/683—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin comprising bone transfixation elements, e.g. bolt with a distal cooperating element such as a nut
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8605—Heads, i.e. proximal ends projecting from bone
- A61B17/861—Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver
- A61B17/8615—Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver at the central region of the screw head
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8625—Shanks, i.e. parts contacting bone tissue
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/865—Packages or dispensers for bone screws or threaded wires
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8685—Pins or screws or threaded wires; nuts therefor comprising multiple separate parts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/70—Cleaning devices specially adapted for surgical instruments
-
- 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
- A61B2017/564—Methods for bone or joint treatment
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Neurology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pathology (AREA)
- Prostheses (AREA)
Abstract
The present invention relates to a kind of multifunctional orthopaedics screws.The multifunctional orthopaedics screw includes cancellous bone screw rod and cortex bone screw rod, screw hole is offered at the top of the cancellous bone screw rod, the bottom of the screw hole is formed with tapered tip portion, the bottom of the cortex bone screw rod, which is convexly equipped with, screws togather bar, the bar that screws togather is screwed together in the screw hole, driver slot is provided at the top of the cortex bone screw rod, the driver slot is cross bath, and the medium position of the cross bath is formed with rounded portions.The applicability of the multifunctional orthopaedics screw is wider.
Description
Technical field
The present invention relates to a kind of multifunctional orthopaedics screws.
Background technique
In bone surgery, according to the difference of bone position, need to be fastened using different screws, such as cortex bone
Screw and cancellous bone screw.However, this cancellous bone screw or os integumentale screw are then when cortex bone is paperwrapped on cancellous bone
Less it is applicable in.
Summary of the invention
Based on this, it is necessary to provide a kind of multifunctional orthopaedics screw that applicability is wider.
A kind of multifunctional orthopaedics screw, including cancellous bone screw rod and cortex bone screw rod are opened at the top of the cancellous bone screw rod
Equipped with screw hole, the bottom of the screw hole is formed with tapered tip portion, and the bottom of the cortex bone screw rod, which is convexly equipped with, screws togather bar, institute
It states and screws togather bar and be screwed together in the screw hole, driver slot is provided at the top of the cortex bone screw rod, the driver slot is cross
The medium position of shape slot, the cross bath is formed with rounded portions.
In a wherein embodiment, the periphery for screwing togather bar is formed with external screw thread, is formed in the screw hole
Internal screw thread, the external screw thread are mutually screwed togather with the internal screw thread.
In a wherein embodiment, the outer diameter of the cancellous bone screw rod is less than the outer diameter of the cortex bone screw rod.
In a wherein embodiment, the length of the cortex bone screw rod is greater than the length of the cancellous bone screw rod, institute
The bottom for stating cortex bone screw rod is formed with screw tip.
In a wherein embodiment, taper type lid is formed at the top of the cortex bone screw rod, the driver slot is opened
Set on the top surface of the taper type lid.
In a wherein embodiment, the taper type lid is made of titanium alloy, and the diameter of the taper type lid is greater than
The outer diameter of the cortex bone screw rod.
It further include screw box in a wherein embodiment, for accommodating the cortex bone screw rod and the cancellous bone
Screw rod.
In a wherein embodiment, the screw box is cylindrical shape, and the screw box includes cylinder and closing cap, institute
State one end that closing cap is covered on the cylinder.
In a wherein embodiment, the top perimeter of the cylinder is formed with occlusion screw thread, the closing cap it is interior
Periphery is formed with engagement screw thread, and the occlusion screw thread engages screw thread intermeshing with described.
In a wherein embodiment, the closing cap includes circular slab and lantern ring, and the lantern ring is convexly equipped in the circle
The periphery of shape plate, the engagement screw thread are formed in the lantern ring.
The multifunctional orthopaedics screw when in use, by the way that the cancellous bone screw rod is hammered into the cancellous bone, then will
The os integumentale screw pierces in the cortex bone, and the bar that screws togather is screwed into the screw hole of the cancellous bone screw rod, from
And be screwed together in the cortex bone and the cancellous bone using the cortex bone screw rod and the cancellous bone screw rod, to improve institute
State the applicability of multifunctional orthopaedics screw.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the multifunctional orthopaedics screw of an embodiment.
Fig. 2 is the stereoscopic schematic diagram of the part-structure of the foot-operated matrix of an embodiment.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term used herein is intended merely to the mesh of description specific embodiment
, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more relevant listed items
Any and all combinations.
The present invention relates to a kind of multifunctional orthopaedics screws.For example, the multifunctional orthopaedics screw include cancellous bone screw rod with
Cortex bone screw rod offers screw hole at the top of the cancellous bone screw rod, and the bottom of the screw hole is formed with tapered tip portion.Example
Such as, the bottom of the cortex bone screw rod, which is convexly equipped with, screws togather bar, and the bar that screws togather is screwed together in the screw hole, the cortex murices
Driver slot is provided at the top of bar.For example, the driver slot is cross bath, the medium position of the cross bath is formed with circle
Shape portion.
Referring to Fig. 1, a kind of multifunctional orthopaedics screw 100, including cancellous bone screw rod 10 and cortex bone screw rod 20, the pine
Screw hole 11 is offered at the top of matter murices bar, the bottom of the screw hole is formed with tapered tip portion, the cortex bone screw rod
Bottom, which is convexly equipped with, screws togather bar 21, and the bar that screws togather is screwed together in the screw hole, is provided with drive at the top of the cortex bone screw rod
Dynamic slot 23, the driver slot are cross bath, and the medium position of the cross bath is formed with rounded portions (not shown).For example,
The multifunctional orthopaedics screw is also used to screw togather two plates of unlike material, to realize more multi-functional.
For example, the multifunctional orthopaedics screw is when in use, by the way that the cancellous bone screw rod is hammered into the cancellous bone,
The os integumentale screw is pierced in the cortex bone again, and by the screw hole for screwing togather bar and being screwed into the cancellous bone screw rod
In, thus be screwed together in the cortex bone and the cancellous bone using the cortex bone screw rod and the cancellous bone screw rod, thus
Improve the applicability of the multifunctional orthopaedics screw.
For example, the periphery for screwing togather bar is formed with external screw thread, described to screw togather for the ease of driving the cortex bone screw rod
Internal screw thread is formed in hole, the external screw thread is mutually screwed togather with the internal screw thread.The outer diameter of the cancellous bone screw rod is less than described
The outer diameter of cortex bone screw rod.The length of the cortex bone screw rod is greater than the length of the cancellous bone screw rod, the cortex bone screw rod
Bottom be formed with screw tip.Taper type lid is formed at the top of the cortex bone screw rod, the driver slot is opened in the cone
The top surface of platform shape lid.The taper type lid is made of titanium alloy, and the diameter of the taper type lid is greater than the cortex bone screw rod
Outer diameter.For example, the multifunctional orthopaedics screw further includes screw box 30, for accommodating the cortex in order to guarantee gnotobasis
Murices bar and the cancellous bone screw rod.Due to offering driver slot on the cortex bone screw rod, to be inserted into institute by actuator
The cortex bone spiral rotating can be driven by stating in driver slot, and then facilitate the rotation of the cortex bone screw rod.
For example, the screw box is cylindrical shape, and the screw box includes for the ease of accommodating the multifunctional orthopaedics screw
Cylinder 31 and closing cap 32, the closing cap are covered on one end of the cylinder.The top perimeter of the cylinder is formed with occlusion
Screw thread, the inner peripheral of the closing cap are formed with engagement screw thread, and the occlusion screw thread engages screw thread intermeshing with described.It is described
Closing cap includes circular slab and lantern ring, and the lantern ring is convexly equipped in the periphery of the circular slab, and the engagement screw thread is formed in described
In lantern ring.By the way that the screw box is arranged, to facilitate the receiving of the multifunctional orthopaedics screw.
For example, it is of particular importance that referring to Fig. 2, the multifunctional orthopaedics screw is all needed after using preceding or use
It cleans, for the ease of cleaning the multifunctional orthopaedics screw, the multifunctional orthopaedics screw further includes flushing mechanism, the punching
Washing structure includes that foot-operated matrix 40 and syringe pipe, the foot-operated matrix are installed on ground, and the syringe pipe can by movable wire
It is releasably connected on the cortex bone screw rod.It is provided with water service hose on the syringe pipe, is provided on the foot-operated matrix
Utricule is cleaned, cleaning solution is stored in the cleaning utricule, the cleaning utricule on the water service hose and the foot-operated matrix connects
It is logical, liquid therein can be squeezed out by the water service hose by the cleaning utricule trampled with foot on the foot-operated matrix,
Then cleaning solution is sprayed on the cancellous bone screw rod and cortex bone screw rod by the syringe pipe, and then facilitates spongiosa murices
The cleaning of bar and cortex bone screw rod.For example, offering connecting hole on the cortex bone screw rod, the movable wire is elastic yarn, institute
The one end for stating movable wire is removably attachable to the connecting hole, can prevent the cortex murices by the way that the movable wire is arranged
Bar is fallen on the ground, and when by greater impact power, the cortex bone screw rod can be far from the syringe pipe.For example, described more
Function orthopaedic screw includes multiple cancellous bone screw rods and cortex bone screw rod, and the multiple cortex bone screw rod passes through multiple activities
Silk is connected on the syringe pipe, so as to disposably clean the multiple cortex bone screw rod using the syringe pipe.For example,
It is cleaned multiple times before the cancellous bone screw rod is not used with cortex bone screw rod, therefore the cancellous bone screw rod and skin
Matter murices bar can transport together with the flushing mechanism, when needed again remove the cancellous bone screw rod with cortex bone screw rod
?.
For example, the cleaning utricule is concavely provided with applicator recess, the shape of the applicator recess is consistent with feet shape.
It is matched by being arranged the applicator recess with the shape of foot, consequently facilitating the foot of user treads in the applicator recess
In, and then it is user-friendly.For example, being provided in the middle part of the movable wire for the ease of the movement of the syringe pipe
Active fold portion, after the mobile stretching of the movable wire, the syringe pipe can arbitrarily be moved to the place for needing to spray,
And then facilitate the injection accuracy of the syringe pipe.For example, for the ease of trampling the cleaning utricule, on the foot-operated matrix
It is provided with pedal 41, the side of the pedal is rotatably arranged on the foot-operated matrix, the other side of the pedal
Multiple springs 42 are provided with, the end of the multiple spring is connected on the foot-operated matrix, described tramples bottom by forcing in
On plate, the pedal rotation can be trampled, so that the pedal presses on the cleaning utricule, thus convenient clear
The ejection of washing lotion.And when not treading on, the multiple spring enables to the pedal self-return again.
For example, the bottom of the pedal is provided with extruding protrusive board, the pedal drives the extruding protrusive board when rotating
It presses on the cleaning utricule, and then squeezes out the cleaning solution in the cleaning utricule.For example, the multiple spring is pressure
Spring, the multiple pressure spring can guarantee that, when not forcing on the pedal, the pedal can automatically reply original position.Example
Such as, the edge of the cleaning utricule is held on the side wall of the multiple spring.For example, being offered in the middle part of the cleaning utricule
Through-hole is worn, the periphery for wearing through-hole is provided with annular bar, and resilient support bar 43, the bullet are provided in the annular bar
The opposite end of power support rod is connected on the pedal and the foot-operated matrix, and the resilient support bar is in described
The approximate mid-section position of pedal.The length of the resilient support bar is less than the length of the spring, passes through the resilient support
Force of the bar in the middle part of the pedal, so that the rotation of the pedal is more smooth.For example, the annular bar closing
The side wall for wearing through-hole.For example, the extruding movement for the ease of assisting the pedal, the middle part of the resilient support bar
Convex is equipped with annular preform 431, and the bottom surface of the annular preform is arcwall face, and the pedal pressure holding is in the cleaning utricule
When upper, the annular preform can be pressed on the cleaning utricule, so that the middle part of the cleaning utricule can be by
It is squeezed out compared with the extruding of great dynamics, and then by cleaning solution.For example, the middle part bottom surface of the pedal offers receiving slit, for receiving
Hold the annular preform, for example, the annular bar is iron bar, the annular preform is magnetic tabletting, the bottom of the receiving slit
Magnetic rings are provided with, the setting different with the magnetism polarity of tabletting of the polarity of the magnetic rings passes through and the magnetic pressure is arranged
Piece and the magnetic rings, so that the pedal can adsorb the magnetic tabletting using the magnetic rings when not treading on,
So that the magnetic tabletting on the compression spring moves up, the top half of the compression spring is driven to shrink, lower half portion
It stretches, so that the diameter of the lower half portion of the compression spring becomes smaller because of stretching, and then avoids when resetting, the pressure
The periphery of power spring drives the cleaning utricule to rise and the cleaning utricule is loosened using frictional force, or is rising
Journey galls the cleaning utricule.When the pedal is trampled downwards, the magnetic rings and the magnetic tabletting are moved down,
So that the annular bar is driven the middle part of the cleaning utricule is whole slowly to rise by adsorption capacity, the cleaning is assisted
The hydraulic pump of utricule connection is by liquid adsorption into the cleaning utricule, improving the using effect for cleaning utricule.Because
During this, the magnetism tabletting is finally decline, and therefore, the annular bar can't rise higher position.It is discharging
When the pedal, the annular bar is small in the gravity of the cleaning utricule, eventually disengages from the pedal.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for embodiment described above, and the description thereof is more specific and detailed, but
It cannot be construed as a limitation to the scope of the present invention.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to of the invention
Protection scope.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of multifunctional orthopaedics screw, which is characterized in that including cancellous bone screw rod and cortex bone screw rod, the cancellous bone screw rod
Top offer screw hole, the bottom of the screw hole is formed with tapered tip portion, and the bottom of the cortex bone screw rod is convexly equipped with
Bar is screwed togather, the bar that screws togather is screwed together in the screw hole, and driver slot, the driving are provided at the top of the cortex bone screw rod
Slot is cross bath, and the medium position of the cross bath is formed with rounded portions.
2. multifunctional orthopaedics screw according to claim 1, which is characterized in that the periphery for screwing togather bar is formed with outer spiral shell
Line is formed with internal screw thread in the screw hole, and the external screw thread is mutually screwed togather with the internal screw thread.
3. multifunctional orthopaedics screw according to claim 2, which is characterized in that the outer diameter of the cancellous bone screw rod is less than institute
State the outer diameter of cortex bone screw rod.
4. multifunctional orthopaedics screw according to claim 3, which is characterized in that the length of the cortex bone screw rod is greater than institute
The length of cancellous bone screw rod is stated, the bottom of the cortex bone screw rod is formed with screw tip.
5. multifunctional orthopaedics screw according to claim 4, which is characterized in that be formed at the top of the cortex bone screw rod
Taper type lid, the driver slot are opened in the top surface of the taper type lid.
6. multifunctional orthopaedics screw according to claim 5, which is characterized in that the taper type lid is made of titanium alloy,
The diameter of the taper type lid is greater than the outer diameter of the cortex bone screw rod.
7. multifunctional orthopaedics screw according to claim 6, which is characterized in that it further include screw box, it is described for accommodating
Cortex bone screw rod and the cancellous bone screw rod.
8. multifunctional orthopaedics screw according to claim 7, which is characterized in that the screw box is cylindrical shape, the spiral shell
Staple cartridge includes cylinder and closing cap, and the closing cap is covered on one end of the cylinder.
9. multifunctional orthopaedics screw according to claim 8, which is characterized in that the top perimeter of the cylinder, which is formed with, to be stung
Screw thread is closed, the inner peripheral of the closing cap is formed with engagement screw thread, and the occlusion screw thread engages screw thread intermeshing with described.
10. multifunctional orthopaedics screw according to claim 9, which is characterized in that the closing cap includes circular slab and set
Ring, the lantern ring are convexly equipped in the periphery of the circular slab, and the engagement screw thread is formed in the lantern ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810946269.7A CN109171918A (en) | 2018-08-20 | 2018-08-20 | Multifunctional orthopaedics screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810946269.7A CN109171918A (en) | 2018-08-20 | 2018-08-20 | Multifunctional orthopaedics screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109171918A true CN109171918A (en) | 2019-01-11 |
Family
ID=64918834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810946269.7A Pending CN109171918A (en) | 2018-08-20 | 2018-08-20 | Multifunctional orthopaedics screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109171918A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956321A (en) * | 2020-08-31 | 2020-11-20 | 曹阳 | Multifunctional medical orthopedic drill bit based on magnetic attraction principle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413777A (en) * | 2009-03-12 | 2012-04-11 | 扩张整形外科公司 | Bone implantation and stabilization assembly including deployment device |
| CN104224302A (en) * | 2014-09-02 | 2014-12-24 | 浙江科惠医疗器械有限公司 | Locking bone screw with expansionstructure |
| CN107137135A (en) * | 2017-05-31 | 2017-09-08 | 南方医科大学南方医院 | A kind of combined type orthopaedic screw |
-
2018
- 2018-08-20 CN CN201810946269.7A patent/CN109171918A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413777A (en) * | 2009-03-12 | 2012-04-11 | 扩张整形外科公司 | Bone implantation and stabilization assembly including deployment device |
| CN104224302A (en) * | 2014-09-02 | 2014-12-24 | 浙江科惠医疗器械有限公司 | Locking bone screw with expansionstructure |
| CN107137135A (en) * | 2017-05-31 | 2017-09-08 | 南方医科大学南方医院 | A kind of combined type orthopaedic screw |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956321A (en) * | 2020-08-31 | 2020-11-20 | 曹阳 | Multifunctional medical orthopedic drill bit based on magnetic attraction principle |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190111 |
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| RJ01 | Rejection of invention patent application after publication |