CN111184571A - Positioning and implanting system for minimally invasive reduction anchor of fracture - Google Patents
Positioning and implanting system for minimally invasive reduction anchor of fracture Download PDFInfo
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- CN111184571A CN111184571A CN202010116925.8A CN202010116925A CN111184571A CN 111184571 A CN111184571 A CN 111184571A CN 202010116925 A CN202010116925 A CN 202010116925A CN 111184571 A CN111184571 A CN 111184571A
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- 230000009467 reduction Effects 0.000 title claims abstract description 58
- 238000002513 implantation Methods 0.000 claims abstract description 15
- 208000010392 Bone Fractures Diseases 0.000 claims description 44
- 239000010935 stainless steel Substances 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000007943 implant Substances 0.000 claims description 8
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 abstract description 29
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 210000001930 leg bone Anatomy 0.000 description 6
- 241000561734 Celosia cristata Species 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 210000001520 comb Anatomy 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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 or setting implements
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/92—Impactors or extractors, e.g. for removing intramedullary devices
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- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Surgical Instruments (AREA)
Abstract
The invention discloses a positioning implantation system for a minimally invasive reduction anchor of a fracture, which comprises a reduction hook main body, a control rod main body and a positioner; the reset hook main body is movably connected with the control rod main body, and the control rod main body is movably connected with the positioner; fastening devices for fixing the relative positions of the reset hook main body and the control rod main body and between the control rod main body and the positioner are arranged between the reset hook main body and the control rod main body; the reset hook body is provided with scales so as to determine the position state of the control rod body relative to the reset hook body. The system of the invention is provided with a reset hook main body for fixing free bones, a control rod main body which can move and fix relative to the reset hook main body, and a positioner arranged on the control rod main body for implanting bone nails, so that the system can fix and fix bones in a state of fixing free bones, the operation can be simply and conveniently finished by a single person, the operation process is simple and intuitive, and the working efficiency of fracture reset operation can be improved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a minimally invasive reduction anchor positioning and implanting system for fracture.
Background
At present, in the reduction of partial joint fracture, under the condition of not using arthroscope, the minimally invasive surgery usually uses surgical instruments to quickly reduce the free bone formed by fracture to the original position, then needs to implant a fixture by means of X-ray diagnosis, and then needs to implant the next fixture by means of X-ray after fixation, which is repeated and has low efficiency.
In conclusion, how to make the efficiency of the fracture reduction surgery obviously high is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of this, the present invention provides a positioning and implanting system for minimally invasive reduction anchors of bone fracture, which can significantly improve the working efficiency of the bone fracture reduction operation.
In order to achieve the above purpose, the invention provides the following technical scheme:
a minimally invasive reduction anchor positioning implantation system for fracture comprises a reduction hook main body, a control rod main body and a positioner; the reset hook main body is movably connected with the control rod main body, and the control rod main body is movably connected with the positioner; fastening devices for fixing the relative positions of the reset hook main body and the control rod main body and between the control rod main body and the positioner are arranged between the reset hook main body and the control rod main body; the reset hook body is provided with scales so as to determine the position state of the control rod body relative to the reset hook body.
Preferably, the hook body that resets includes hook body head, hook body action bars and handle reset, hook body action bars that resets is connected hook body head and handle reset.
Preferably, the reset hook body and the control rod body are connected in a sliding and rotating way;
and/or, a slidable and rotatable connection between the lever body and the positioner.
Preferably, the reset hook main body operating rod is connected with a positioning groove, the positioning groove is connected with a connecting seat, and the connecting seat can rotate around the central line of the reset hook main body operating rod and can move along the axial direction of the reset hook main body operating rod.
Preferably, the control rod main body comprises a single bent rod piece, or a plurality of hinged rod pieces, or a combination of the bent rod piece and the straight rod piece in a hinged mode.
Preferably, the head of the reset hook body comprises a C shape and a crescent shape.
Preferably, the number of the heads of the reset hook main body is one or more.
Preferably, the main body of the reset hook is a titanium alloy main body, a magnesium alloy main body or a stainless steel main body.
Preferably, the locator is a tubular structure with pointed teeth at its ends.
The minimally invasive reduction anchor positioning implantation system for the fracture is provided with a reduction hook main body for fixing free bones and a control rod main body which can move and fix relative to the reduction hook main body, and a positioner is arranged on the control rod main body and used for implanting bone nails, so that the system can fix and fix the bones in a state of fixing the free bones, the operation can be simply and conveniently finished by a single person, the operation process is simple and visual, and the working efficiency of the fracture reduction operation can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of a minimally invasive reduction anchor positioning implant system for bone fractures according to the present invention;
FIG. 2a is a schematic structural view of a reset hook body according to the present invention;
FIG. 2b is a partial schematic view of a reset hook body provided in accordance with the present invention;
FIG. 3 is a schematic structural view of a control lever body according to the present invention;
FIG. 4 is a schematic structural diagram of a positioner according to the present invention;
FIG. 5 is a schematic structural diagram of a first embodiment of the present invention;
fig. 6 is a partial schematic view of the connection state provided by the present invention.
In fig. 1-6, the reference numbers are:
the reset hook comprises a reset hook body 1, a control rod body 2 and a positioner 3;
the reset hook comprises a reset hook body head 11, a reset hook body operating rod 12, scales 13, a positioning groove 14, a connecting seat fixing button 15, a control rod body interface 16, a control rod body locking knob 17, a connecting seat 18 and a handle 19;
a control rod body interface end 21, a control rod body support frame 22, a positioner locking knob 23, a positioner interface 24, a universal hinge locking knob 25 and a universal ball head 26;
a locating tip 31, a locator rod 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the invention is to provide a positioning and implanting system for minimally invasive reduction anchors of fracture, which can obviously improve the working efficiency of fracture reduction surgery.
Referring to fig. 1 to 6, the minimally invasive reduction anchor positioning and implanting system for bone fracture provided by the present application includes a reduction hook body 1, a control rod body 2, and a positioner 3; the reset hook main body 1 is movably connected with the control rod main body 2, and the control rod main body 2 is movably connected with the positioner 3; fastening devices for fixing the relative positions of the reset hook main body 1 and the control rod main body 2 and between the control rod main body 2 and the positioner 3 are arranged between the reset hook main body 1 and the control rod main body 2; the reset hook body 1 is provided with scale marks so as to clarify the position state of the control rod body 2 relative to the reset hook body 1.
It should be noted that the reduction hook body 1 is used to reduce free bone and position the bone in this position. The positioner 3 is used for implanting a bone nail, and a hole can be punched through the positioner 3 by using a puncher, a drill bit or a Kirschner wire, and the bone nail is implanted by using the positioner 3. Because the control rod main body 2 and the reset hook main body 1 can move, and the relative movement range can be determined through the scale marks, the movement of the control rod main body 2 is the movement of determining the angle or the distance under the remaining bone positioning state of the reset hook main body 1. When the bone screw is used, the connecting seat fixing button 15 can be adjusted to be locked at a proper position according to the scale 13 at the position where the bone is required to be fixed, then the bone screw is implanted in sequence, and the positioner 3 is required to be pressed by hands during implantation, so that the sliding is avoided.
The application provides a system is implanted in fracture wicresoft that resets anchor location has the hook main part 1 that resets that is used for fixed free skeleton, have hook main part 1 that resets relatively and carry out activity and fixed control rod main part 2, be provided with locator 3 on the control rod main part 2 for carry out the implantation of bone nail, therefore above-mentioned system can be under the state of fixed free skeleton, fix the skeleton, decide the nail, above-mentioned operation can be accomplished through single portably, operation process is simple direct-viewing, can promote the work efficiency of fracture reduction operation.
The reset hook body 1 comprises a reset hook body head 11, a reset hook body operating rod 12 and a handle 19, wherein the reset hook body operating rod 12 is connected with the reset hook body head 11 and the handle 19.
It should be noted that, the movable connection may specifically include a slidable and rotatable connection between the reset hook body 1 and the control lever body 2; and/or a slidable and rotatable connection between the lever body 2 and the retainer 3.
Alternatively, other types of connections, which can be indexed by the score line 13, are possible in addition to the slidable, rotatable connection described above.
The reset hook body operating rod 12 is connected with the positioning groove 14, the positioning groove 14 is connected with the connecting seat 18, and the connecting seat 18 can rotate around the central line of the reset hook body operating rod 12 and can move along the axial direction of the reset hook body operating rod 12.
Note that the scribed line 13 is provided on the reset hook main body operation lever 12.
Specifically, the control lever main body 2 includes a single bent-shaped lever member, or several lever members hingedly connected, or a combination of a bent-shaped lever member and a straight lever member.
In a preferred embodiment, the reset hook body head 11 includes a C-shape and a crescent shape. Optionally, the number of the head parts 11 of the main body of the reset hook is one or more, and the positioning efficiency can be effectively improved by adopting a plurality of heads. Optionally, the reset hook body 1 is a titanium alloy body, a magnesium alloy body or a stainless steel body.
The retainer 3 is a tubular structure with pointed teeth at its ends.
Referring to fig. 2a, the reset hook body 1 includes a reset hook body head 11, a reset hook body operating rod 12, scales 13, a positioning groove 14, a connecting seat fixing button 15, a control rod body interface 16, a control rod body locking knob 17, a connecting seat 18, and a handle 19, the reset hook body head 11 is a C-shaped or crescent-shaped single point or multiple points, the reset hook body operating rod 12 has a connecting seat 18 and a positioning groove 14, the connecting seat 18 can rotate 360 ° around the central line of the reset hook body operating rod 12 and slide along the reset hook body 1, or the connecting seat 18 is universally hinged with the reset hook body 1 and slides along the reset hook body 1.
The connecting seat 18 is provided with a control rod body interface 16 and a control rod body locking knob 17, the control rod body interface 16 is used for installing the control rod body 2, the control rod body locking knob 17 is used for adjusting the locking degree of the control rod body 2, and the form of the control rod body locking knob 17 can select various existing locking structures.
It should be noted that, since the connecting seat 18 is used to connect the control rod body 2 and finally to position the spicule, the extending direction of the connecting seat 18 must have a certain angle with the reset hook body 1, otherwise, the movement of the control rod body 2 will not position the spicule at a new position, and therefore, the connecting seat 18 and the reset hook body operating rod 12 form a certain angle, and the handle 19 may be coaxial with the reset hook body operating rod 12 or may form a certain angle with the reset hook body operating rod 12. It should be noted that the angle of the lever body interface 16 also needs to be at an angle to the reset hook body lever 12.
It should be noted that the connecting base 18 can rotate 360 ° around the center line of the operating lever 12 of the reset hook body, which means that the initial position is not included, that is, the connecting base 18 is not allowed to return to the initial position by unidirectional rotation, and only can return by the reset mode.
Referring to fig. 3, the control rod main body 2 may include a bent rod, a plurality of hinged rods, or a combination of the bent rod and the hinged rod. Control rod body interface end 21, control rod body support frame 22, locator locking knob 23, locator interface 24.
The control rod body interface end 21 is connected with the control rod body interface 16 and is fixedly connected through adjusting the control rod body locking knob 17. The locator rod 32 is connected with the locator interface 24 and is fixedly connected through the adjusting locator locking knob 23. The control rod body 2 can rotate 360 degrees around the central line of the control rod body interface 16 or the two are in universal hinged connection.
Referring to fig. 4, the positioner 3 includes a positioning tip 31 and a positioner rod 32, and the positioner 3 is a hollow tube. The positioner rod 32 is connected to and secured to the positioner interface 24 by adjusting the positioner locking knob 23. The positioner 3 is universally articulated or rotatable with the lever main body 2. The positioning tip 31 is used for fixing on the surface of a bone, preventing slipping in use and being convenient to hold by hands. The positioner 3 may pass through a k-wire, drill bit and bone nail.
The use method of the minimally invasive fracture reduction anchor positioning implantation system comprises the following steps: when fracture or dislocation occurs, the free bone is reset by the main body of the reset hook. The control rod body 2 is inserted into a hole of the connecting seat 18, the initial position of the connecting seat 18 is the first implanted bone nail, a hole is punched through the positioner by a puncher, a drill bit or a kirschner wire, and then the bone nail is implanted through the positioner 3. According to the position of the fracture to be fixed, the connecting seat fixing button 15 is adjusted to a proper position according to the scale 13 to be locked, and then the bone nails are implanted in sequence. The positioner needs to be pressed by hands during implantation to avoid sliding.
In a preferred embodiment, the minimally invasive fracture reduction anchor positioning implantation system is shown in fig. 1, wherein a reduction hook body 1 is 180mm in length and 4mm in diameter, the outer contour diameter of a reduction hook body head 11 is 10mm, two reduction hook body heads 11 are adopted, namely a double reduction hook body head is formed, and a handle is 100mm in length, so that the control rod body locking knob 17 is welded on the connecting seat 18 for facilitating the control of the control rod body locking knob 17 on the stability of the connecting seat 18. The coupling holder 18 is slidable along the axial direction of the return hook body operating lever 12, and the coupling holder 18 is rotatable about the center line of the return hook body operating lever 12. The control rod main part support frame 22 is the medical stainless steel of diameter 4mm, and control rod main part interface end 21 passes through control rod main part locking knob 17 to be connected, and the other end of control rod main part 2 is universal articulated with locator locking knob 23, and the locator body is the stainless steel pipe of internal diameter 4.7mm, length 150mm, and the head area is sharp.
In this embodiment, the experiment is performed on the pig leg bone with skin, an incision of about 13mm is made, and the fracture block can be directly fixed with the main body through the positioner 3 after being reset.
In a preferred embodiment, the length of the reduction hook body of the minimally invasive fracture reduction anchor positioning implantation system is 240mm, the diameter of the reduction hook body is 6mm, the outer contour diameter of the head of the reduction hook body is 14mm, the head of the double reduction hook body is also adopted, the length of the handle is 120mm, and the control rod body locking knob 17 is welded on the connecting seat 18. The control rod main part 2 can be 360 rotations around control rod main part locking knob 17 central line, and control rod main part support frame 22 is the medical stainless steel of diameter 5mm, and the 2 other ends of control rod main part form with locator locking knob 23 welding, and the locator body is the nonrust steel pipe of internal diameter 6.1mm, length 180mm, the head cockscomb structure, and regulation fixed connection button locator can be followed the aperture direction and made a round trip to slide.
In this implementation, take the skin pig leg bone to do the experiment, open the incision about 10mm, can directly be fixed fracture piece and main part through the locator after restoreing the fracture piece, adjust a plurality of bone nails of locking button according to the scale on the hook main part that resets in succession.
In a preferred embodiment, the length of the reset hook body is 240mm, the diameter of the reset hook body is 6mm, the outer contour diameter of the head of the reset hook body is 14mm, the length of the handle of the three reset hook bodies is 120mm, and the control rod body locking knob 17 is in universal hinge joint with the control rod body interface end 21. The universal hinge has stronger flexibility. The control lever body interface end 21 is embodied as a universal ball head 26, and the part numbered 25 is a universal hinge lock button. Connecting seat 18 slides along the 12 axes of hook main part action bars that reset, and control lever main part support frame 22 is the medical stainless steel of diameter 5mm, and the 2 other ends of control lever main part form with locator locking knob 23 welding, and the locator body is the nonrust steel pipe of internal diameter 6.1mm, length 180mm, and the head cockscomb structure is adjusted fixed connection button locator and can is made a round trip to slide along the aperture direction.
In this implementation, take the skin pig leg bone to do the experiment, open the incision about 10mm, can directly be fixed fracture piece and main part through the locator after restoreing the fracture piece, adjust a plurality of bone nails of locking button according to the scale on the hook main part that resets in succession.
In a preferred embodiment, the length of the reset hook body is 260mm, the diameter of the reset hook body is 4mm, the outer contour diameter of the head of the reset hook body is 14mm, the head of the double reset hook body and the length of the handle are 120mm, the control rod body locking knob 17 is welded on the connecting seat 18, and the connecting seat 18 slides back and forth along the operating rod 12 of the reset hook body. Locator locking knob 23 is connected with control lever main part support frame 22 through the screw thread, and control lever main part support frame 22 is the medical stainless steel of diameter 5mm, and 2 other ends of control lever main part form with locator locking knob 23 welding, and the locator body is the nonrust steel pipe of internal diameter 6.1mm, length 180mm, the head cockscomb structure, and regulation fixed connection button locator can make a round trip to slide along the aperture direction.
In this implementation, take the skin pig leg bone to do the experiment, open the incision about 10mm, can directly be fixed fracture piece and main part through the locator after restoreing the fracture piece, adjust a plurality of bone nails of locking button according to the scale on the hook main part that resets in succession.
In a preferred embodiment, the length of the reset hook main body is 260mm, the diameter of the reset hook main body is 4mm, the outer contour diameter of the head of the reset hook main body is 14mm, the length of the handle of the double reset hook main body is 120mm, and the connecting seat 18 is welded on the operating rod 12 of the reset hook main body. Locator locking knob 23 is connected with control rod main part support frame 22 through the screw thread, and control rod main part support frame 22 is the medical stainless steel of diameter 5mm, and telescopic adjustment of control rod main part support frame 22 can make the locator fix the position that needs through rotatory screw thread. The control lever main part head is fixed with the connecting seat, and the locator body is the nonrust steel pipe of internal diameter 6.1mm, length 180mm, and the head cockscomb structure is adjusted fixed connection button locator and can be made a round trip to slide along the aperture direction.
In this implementation, take the skin pig leg bone to do the experiment, open the incision about 10mm, can directly be fixed fracture piece and main part through the locator after restoreing the fracture piece, adjust a plurality of bone nails of locking button according to the scale on the hook main part that resets in succession.
In a preferred embodiment, the length of the reset hook body is 260mm, the diameter of the reset hook body is 4mm, the outer contour diameter of the head of the reset hook body is 14mm, the head of the double reset hook body is 120mm, and the connecting seat 18 is universally hinged on the operating rod 12 of the reset hook body. Connecting seat 18 makes a round trip to slide and rotatable along reset hook main part action bars 12, and control lever main part head is fixed with the connecting seat, and control lever main part other end locator locking knob 23 welding, locator body are the nonrust steel pipe of internal diameter 6.1mm, length 180mm, the head cockscomb structure, and regulation fixed connection button locator can make a round trip to slide along the aperture direction.
In this implementation, take the skin pig leg bone to do the experiment, open the incision about 10mm, can directly be fixed fracture piece and main part through the locator after restoreing the fracture piece, adjust a plurality of bone nails of locking button according to the scale on the hook main part that resets in succession.
The above six embodiments are mainly used to illustrate different activities, such as moving, single-shaft rotating, universal-shaft rotating, and different locking structures, and the dimensional values given in the embodiments are not necessary technical conditions, but are only used to list different situations.
In addition to the main structure and connection relationship of the minimally invasive reduction anchor positioning implantation system for bone fracture provided in the above embodiments, please refer to the prior art for the structure of other parts of the minimally invasive reduction anchor positioning implantation system for bone fracture, and details are not repeated herein.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The minimally invasive reduction anchor positioning implantation system for bone fracture provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (9)
1. The minimally invasive reduction anchor positioning and implanting system for the fracture is characterized by comprising a reduction hook main body (1), a control rod main body (2) and a positioner (3); the reset hook main body (1) is movably connected with the control rod main body (2), and the control rod main body (2) is movably connected with the positioner (3); fastening devices for fixing the relative positions of the reset hook main body (1) and the control rod main body (2) and the positioner (3) are arranged between the reset hook main body (1) and the control rod main body (2), and scales (13) are arranged on the reset hook main body (1) so as to determine the position state of the control rod main body (2) relative to the reset hook main body (1).
2. The minimally invasive reduction anchor positioning implantation system for bone fracture according to claim 1, characterized in that the reduction hook body (1) comprises a reduction hook body head (11), a reduction hook body operating rod (12) and a handle (19), the reduction hook body operating rod (12) connecting the reduction hook body head (11) and the handle (19).
3. The minimally invasive reduction anchor positioning implantation system for bone fractures according to claim 2, characterized in that the reduction hook body (1) and the control rod body (2) are slidably and rotatably connected with each other;
and/or the control rod main body (2) and the positioner (3) are connected in a sliding and rotating way.
4. The minimally invasive reduction anchor positioning implantation system for bone fracture according to claim 3, characterized in that the reduction hook body operating rod (12) is connected with a positioning groove (14), the positioning groove (14) is connected with a connecting seat (18), and the connecting seat (18) can rotate around the central line of the reduction hook body operating rod (12) and can move along the axial direction of the reduction hook body operating rod (12).
5. The minimally invasive reduction anchor positioning implant system for bone fractures according to any one of claims 1 to 4, characterized in that the control rod body (2) comprises a single bent rod, or several hingedly connected rods, or a combination of a bent rod and a straight rod hinged.
6. The minimally invasive reduction anchor positioning implant system for bone fractures according to any one of claims 2 to 4, characterized in that the reduction hook body head (11) comprises a C-shape and a crescent shape.
7. The minimally invasive reduction anchor positioning implant system for bone fractures according to any one of claims 2 to 4, characterized in that the number of reduction hook body heads (11) is one or more.
8. The minimally invasive reduction anchor positioning implant system for bone fractures according to any one of claims 1 to 4, characterized in that the reduction hook body (1) is a titanium alloy body, a magnesium alloy body or a stainless steel body.
9. The minimally invasive reduction anchor positioning implant system for bone fractures according to any one of claims 1 to 4, characterized in that the positioner (3) is a tubular structure with pointed teeth at its ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010116925.8A CN111184571A (en) | 2020-02-25 | 2020-02-25 | Positioning and implanting system for minimally invasive reduction anchor of fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010116925.8A CN111184571A (en) | 2020-02-25 | 2020-02-25 | Positioning and implanting system for minimally invasive reduction anchor of fracture |
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| Publication Number | Publication Date |
|---|---|
| CN111184571A true CN111184571A (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010116925.8A Pending CN111184571A (en) | 2020-02-25 | 2020-02-25 | Positioning and implanting system for minimally invasive reduction anchor of fracture |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2702955A1 (en) * | 2012-08-29 | 2014-03-05 | Trimed, Inc. | Contoured bone plate for fracture fixation having hook members and holder/impactor for same |
| CN207429152U (en) * | 2017-04-06 | 2018-06-01 | 中国人民解放军第三〇九医院 | A kind of small tuberosity reduction of the fracture device of femur |
| US20190142488A1 (en) * | 2017-11-16 | 2019-05-16 | Metal Industries Research & Development Centre | Minimally Invasive Bone Fracture Positioning Device |
| CN211674513U (en) * | 2020-02-25 | 2020-10-16 | 长春圣博玛生物材料有限公司 | Positioning and implanting system for minimally invasive reduction anchor of fracture |
-
2020
- 2020-02-25 CN CN202010116925.8A patent/CN111184571A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2702955A1 (en) * | 2012-08-29 | 2014-03-05 | Trimed, Inc. | Contoured bone plate for fracture fixation having hook members and holder/impactor for same |
| CN207429152U (en) * | 2017-04-06 | 2018-06-01 | 中国人民解放军第三〇九医院 | A kind of small tuberosity reduction of the fracture device of femur |
| US20190142488A1 (en) * | 2017-11-16 | 2019-05-16 | Metal Industries Research & Development Centre | Minimally Invasive Bone Fracture Positioning Device |
| CN211674513U (en) * | 2020-02-25 | 2020-10-16 | 长春圣博玛生物材料有限公司 | Positioning and implanting system for minimally invasive reduction anchor of fracture |
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