CN111513889A - Orthopedic mesh forming device - Google Patents
Orthopedic mesh forming device Download PDFInfo
- Publication number
- CN111513889A CN111513889A CN202010513062.8A CN202010513062A CN111513889A CN 111513889 A CN111513889 A CN 111513889A CN 202010513062 A CN202010513062 A CN 202010513062A CN 111513889 A CN111513889 A CN 111513889A
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- Prior art keywords
- threaded
- fixed
- forming device
- round
- mesh
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- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 34
- 210000004907 gland Anatomy 0.000 claims abstract description 19
- 239000000945 filler Substances 0.000 claims abstract description 16
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 208000010392 Bone Fractures Diseases 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 3
- 229910001069 Ti alloy Inorganic materials 0.000 abstract description 3
- 239000000956 alloy Substances 0.000 abstract description 3
- 239000000741 silica gel Substances 0.000 abstract description 3
- 229910002027 silica gel Inorganic materials 0.000 abstract description 3
- 238000003672 processing method Methods 0.000 abstract 1
- 210000000988 bone and bone Anatomy 0.000 description 8
- 210000001519 tissue Anatomy 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 206010017076 Fracture Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 208000001132 Osteoporosis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/28—Bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/0063—Implantable repair or support meshes, e.g. hernia meshes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/28—Bones
- A61F2002/2835—Bone graft implants for filling a bony defect or an endoprosthesis cavity, e.g. by synthetic material or biological material
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an orthopedic mesh forming device and a processing method thereof, and relates to the technical field of orthopedic mesh forming. The invention comprises a cylinder body, a fixing plate and a gland, wherein a first threaded hole is formed in the cylinder body, a threaded column is fixed on one surface of the fixing plate, the fixing plate is in threaded connection with the cylinder body through the threaded column and the first threaded hole, the peripheral side surface of the threaded column is rotatably connected with a first fixing ring through a bearing, and a first round pipe is fixed on one surface of the cylinder body. According to the orthopedic mesh forming device, the second round pipe and the first net pipe are made of the silica gel material, the second net pipe is made of the titanium alloy material, and the first net pipe is arranged outside the second net pipe, so that the orthopedic mesh forming device can exist in a human body for a long time, internal tissues of the human body are protected, the column body is fixed at one end of the first round pipe, and the threaded column is fixedly connected with the column body, so that a filler is reinforced, and meanwhile, the column body, the threaded column and the first round pipe are wrapped in the filler, so that adverse effects on the human body are avoided.
Description
The patent application is divisional application, the application number of a parent application is 2018110332497, and the application date of the parent application is 09 and 05 days in 2018.
Technical Field
The invention belongs to the technical field of orthopedic mesh forming, and particularly relates to an orthopedic mesh forming device.
Background
With the increase of the population of the old people in society, the orthopedic diseases such as osteoporosis and the like are increased year by year, so that fracture patients are increased year by year. In orthopedics, when the reduction operation is performed on the joint end, the filling is often needed to be performed on the bone defect position. The existing filling mode mostly adopts artificial bones or autologous bones to carry out direct filling, but the shape of the filled artificial bones or autologous bones is difficult to completely match with the bone defect part, so that the implantation effect is poor.
The operation of the existing orthopedic mesh forming device is troublesome, and the orthopedic mesh forming device cannot be left in a human body for a long time, secondary operation treatment is required to be carried out in a short period, so that secondary injury to a patient is caused, meanwhile, the rivet needs to be driven into a filler by the existing orthopedic mesh forming device, the filler is reinforced, the rivet can generate certain dangerous factors, adverse effect is generated later on the rivet, the filler cannot be reinforced by the rivet, the sealing performance of the filler is poor by the existing orthopedic mesh forming device, the filler is easy to leak, and adverse effect is generated on the human body.
Disclosure of Invention
The invention aims to provide an orthopedic mesh forming device, wherein a second round tube and a first mesh tube are made of a silica gel material, a second mesh tube is made of a titanium alloy material, and the first mesh tube is arranged outside the second mesh tube, so that the orthopedic mesh forming device can be in a human body for a long time, internal tissues of the human body are protected, and the problems that an existing orthopedic mesh forming device is troublesome to operate, a metal fixing frame is in direct contact with the human body, the human body tissues can be damaged, the fixing frame cannot be left in the human body for a long time, secondary operation treatment needs to be carried out in a short time, and secondary injury is caused to a patient are solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an orthopedic mesh forming device, which comprises a cylinder, a fixing plate and a gland, wherein a first threaded column is arranged in the cylinder, a threaded hole is fixed on one surface of the fixing plate, the fixing plate is in threaded connection with the cylinder through the threaded column and the first threaded hole, the peripheral side surface of the threaded column is rotatably connected with a first fixing ring through a bearing, and a first round pipe is fixed on one surface of the cylinder;
the first round pipe circumferential side is fixed with another first fixing ring, the first round pipe circumferential side is provided with a group of symmetrical second slotted holes, the first round pipe circumferential side is fixed with a threaded strip, the second slotted holes and the threaded strip are respectively positioned on two sides of the first fixing ring, one surface of the gland is provided with a second threaded hole, the first round pipe is in threaded connection with the gland through the threaded strip and the second threaded hole, the first fixing ring circumferential side is fixed with a second round pipe, a first net pipe and a second net pipe are fixed between the two second round pipes, and the first net pipe is positioned outside the second net pipe.
Furthermore, a first slotted hole is formed in one surface of the fixing plate, a third slotted hole is formed in one surface of the gland, a second fixing ring is fixed on one surface of the first fixing ring, one of the second fixing ring is in clearance fit with the inner wall of the first slotted hole, and the other second fixing ring is in clearance fit with the inner wall of the third slotted hole.
Further, the first slot and the third slot have the same structural characteristics, the cross sections of the first slot and the third slot are both circular ring structures, and the cross section of the second slot is a sector circular ring structure.
Further, the first net pipe comprises twenty-two first strip blocks distributed in a ring shape, the second net pipe comprises twenty-two second strip blocks distributed in a ring shape, and the included angle between the first strip blocks and the second strip blocks is 30 degrees.
Furthermore, an absorbable flexible layer is fixed between the two first fixing rings and is sleeved on the peripheral side face of the first net pipe and the peripheral side faces of the group of second round pipes.
Further, the outer diameter of the second fixing ring is 2cm smaller than the outer diameter of the first fixing ring, and the inner diameter of the second fixing ring is 2cm larger than the outer diameter of the second threaded hole.
The invention has the following beneficial effects:
1. according to the orthopedic mesh forming device, the second round tube and the first mesh tube are made of the silica gel material, the second mesh tube is made of the titanium alloy material, and the first mesh tube is arranged outside the second mesh tube, so that the orthopedic mesh forming device can exist in a human body for a long time, internal tissues of the human body are protected, and the problems that an existing orthopedic mesh forming device is troublesome to operate, a metal fixing frame is in direct contact with the human body, the human body tissues can be damaged, the metal fixing frame cannot be left in the human body for a long time, secondary operation treatment needs to be carried out in a short time, and accordingly a patient is injured secondarily are solved.
2. According to the invention, the column body is fixed at one end of the first circular tube, and the first threaded hole is formed in one surface of the column body, so that the threaded column is fixedly connected with the column body, the filler is reinforced, and meanwhile, the column body, the threaded column and the first circular tube are wrapped in the filler, so that no adverse effect is generated on a human body.
3. According to the invention, the second fixing ring is fixed on one surface of the first fixing ring, the first slot hole is formed on one surface of the fixing plate, the third slot hole is formed on one surface of the gland, so that the gland is combined with one first fixing ring in a concave-convex manner, and the fixing plate is combined with the other first fixing ring in a concave-convex manner, so that the sealing property is better, the leakage of the filler is prevented, and the problems that the existing orthopedic mesh forming device is poor in sealing property of the filler, the filler is easy to leak, and the adverse effect is generated on a human body are solved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of an orthopedic mesh molding apparatus according to the present invention;
FIG. 2 is a schematic structural view of a cylinder, a threaded cylinder, an absorbable flexible layer, and a first retaining ring;
FIG. 3 is a schematic view of the first threaded hole and the post;
FIG. 4 is a schematic structural view of the fixing plate, the threaded post and the first slot;
FIG. 5 is a schematic view of the first and second retaining rings;
FIG. 6 is a schematic structural view of the gland, the second threaded hole and the third slot;
FIG. 7 is a schematic structural view of the first circular tube, the second slot and the threaded strip;
FIG. 8 is a schematic structural diagram of a second round tube, a first mesh tube and a second mesh tube;
in the drawings, the components represented by the respective reference numerals are listed below:
1-column body, 2-first threaded hole, 3-fixing plate, 4-threaded column, 5-first slotted hole, 6-first fixing ring, 7-second fixing ring, 8-first round pipe, 9-second slotted hole, 10-threaded strip, 11-gland, 12-second threaded hole, 13-third slotted hole, 14-second round pipe, 15-first mesh pipe, 16-second mesh pipe, 17-absorbable flexible layer, 1501-first strip, 1601-second strip.
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.
Referring to fig. 1-6, the invention is an orthopedic mesh forming device, including a cylinder 1, a fixing plate 3 and a pressing cover 11, wherein the cylinder 1 is provided with a first threaded hole 2, a threaded post 4 is fixed on one surface of the fixing plate 3, the fixing plate 3 is in threaded connection with the cylinder 1 through the threaded post 4 and the first threaded hole 2, the peripheral side surface of the threaded post 4 is rotatably connected with a first fixing ring 6 through a bearing, and a first circular tube 8 is fixed on one surface of the cylinder 1;
the peripheral side surface of the first round pipe 8 is fixed with another first fixing ring 6, the peripheral side surface of the first round pipe 8 is provided with a group of symmetrical second slotted holes 9, the peripheral side surface of the first round pipe 8 is fixed with a threaded strip 10, the second slotted holes 9 and the threaded strips 10 are respectively positioned at two sides of the first fixing ring 6, one surface of the gland 11 is provided with a second threaded hole 12, the first round pipe 8 is in threaded connection with the gland 11 through the threaded strips 10 and the second threaded hole 12, the peripheral side surface of the first fixing ring 6 is fixed with a second round pipe 14, a first net pipe 15 and a second net pipe 16 are fixed between the two second round pipes 14, and the first net pipe 15 is positioned outside the second net pipe 16.
As shown in fig. 4, 5 and 6, a first slot 5 is formed on one surface of the fixing plate 3, a third slot 13 is formed on one surface of the pressing cover 11, a second fixing ring 7 is fixed on one surface of the first fixing ring 6, one second fixing ring 7 is in clearance fit with the inner wall of the first slot 5, and the other second fixing ring 7 is in clearance fit with the inner wall of the third slot 13.
As shown in fig. 5, 6 and 7, the first slot 5 and the third slot 13 have the same structural characteristics, the cross sections of the first slot 5 and the third slot 13 are both circular ring structures, and the cross section of the second slot 9 is a sector circular ring structure.
As shown in fig. 8, the first mesh tube 15 includes twenty-two first bars 1501 distributed in a ring shape, the second mesh tube 16 includes twenty-two second bars 1601 distributed in a ring shape, and an included angle between the first bars 1501 and the second bars 1601 is 30 °.
As shown in fig. 2, an absorbable flexible layer 17 is fixed between the two first fixing rings 6, and the absorbable flexible layer 17 is sleeved on the circumferential side surface of the first mesh tube 15 and the circumferential side surfaces of the group of second round tubes 14.
Wherein the outer diameter of the second fixing ring 7 is 2cm smaller than the outer diameter of the first fixing ring 6 and the inner diameter of the second fixing ring 7 is 2cm larger than the outer diameter of the second screw hole 12, as shown in fig. 5 and 6.
One specific application of this embodiment is: rotating the fixing plate 3 to make the threaded column 4 screwed into the column body 1 to control the whole length thereof to the length required for bone setting, making a group of second circular tubes 14 extrude the first mesh tube 15 and the second mesh tube 16 to make the first mesh tube 15 and the second mesh tube 16 extend outwards, making the whole orthopedic mesh forming device be in an ellipsoidal shape, then screwing the gland 11 to make the first circular tube 8 leak out, then injecting the filler along the second circular tubes 8, making the filler flow into the orthopedic mesh forming device along a group of second slotted holes 9 to fill the whole orthopedic mesh forming device, then closing the first circular tubes 8 by the gland 11, finally implanting into the fracture, connecting the gland 11 with a broken bone by rivets, and connecting the fixing plate 3 with another broken bone by rivets to complete the bone setting process.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. An orthopedic mesh molding device, comprising a cylinder (1), characterized in that: the cylinder body (1) is internally provided with a first threaded hole (2), a threaded column (4) is fixed on one surface of the fixed plate (3), the fixed plate (3) is in threaded connection with the cylinder body (1) through the threaded column (4) and the first threaded hole (2), the circumferential side surface of the threaded column (4) is rotatably connected with a first fixing ring (6) through a bearing, and a first round pipe (8) is fixed on one surface of the cylinder body (1); the periphery of the first round pipe (8) is fixed with another first fixing ring (6), the periphery of the first round pipe (8) is provided with a group of symmetrical second slotted holes (9), the periphery of the first round pipe (8) is fixed with a threaded strip (10), the second slotted holes (9) and the threaded strip (10) are respectively positioned at two sides of the first fixing ring (6), one surface of the gland (11) is provided with a second threaded hole (12), the first round pipe (8) is in threaded connection with the gland (11) through the threaded strip (10) and the second threaded hole (12), the periphery of the first fixing ring (6) is fixed with a second round pipe (14), a first net pipe (15) and a second net pipe (16) are fixed between the two second round pipes (14), the first net pipe (15) is positioned outside the second net pipe (16), the fixing plate 3 is rotated, so that the threaded column 4 is screwed into the column body 1, so as to control the whole length of the bone fracture plate to the length required for bone fracture, so that the group of second round tubes 14 extrude the first mesh tube 15 and the second mesh tube 16, so that the first mesh tube 15 and the second mesh tube 16 extend outwards, so that the whole orthopedic mesh forming device is in an ellipsoidal shape, then the gland 11 is screwed to cause the first round tube 8 to leak out, then filler is injected along the second round tube 8, the filler flows into the orthopedic mesh forming device along the group of second slotted holes 9 to fill the whole orthopedic mesh forming device, then the gland 11 is used to seal the first round tube 8, finally the fracture is implanted, the gland 11 is connected with a broken bone by using a rivet, the fixing plate 3 is connected with another broken bone by using a rivet, a first slotted hole (5) is formed on one surface of the fixing plate (3), a third slotted hole (13) is formed on one surface of the gland (11), a second fixing ring (7) is fixed on one surface of the first fixing ring (6), wherein one of the second fixing ring (7) is in clearance fit with the inner wall of the first slotted hole (5), and the other one of the second fixing ring (7) is in clearance fit with the inner wall of the third slotted hole (13).
2. An orthopedic mesh forming device according to claim 1, characterized in that the first (5) and third (13) slots have the same structural characteristics, the first (5) and third (13) slots are circular in cross section, and the second (9) slot is circular in cross section.
3. An orthopedic mesh forming device according to claim 2, wherein the first mesh tube (15) comprises a plurality of first bars (1501) distributed annularly, and the second mesh tube (16) comprises a plurality of second bars (1601) distributed annularly, and the first bars (1501) and the second bars (1601) form an angle of 30 °.
4. An orthopedic mesh forming device according to claim 3, characterized in that an absorbable flexible layer (17) is fixed between the two first fixing rings (6), and the absorbable flexible layer (17) is sleeved on the peripheral side of the first mesh tube (15) and the peripheral side of the set of second round tubes (14).
5. Orthopaedic mesh-forming device according to claim 4, wherein the second retaining ring (7) has an outer diameter smaller by 2cm than the outer diameter of the first retaining ring (6), the second retaining ring (7) having an inner diameter greater by 2cm than the outer diameter of the second threaded hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010513062.8A CN111513889A (en) | 2018-09-05 | 2018-09-05 | Orthopedic mesh forming device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811033249.7A CN109044568B (en) | 2018-09-05 | 2018-09-05 | Orthopedic mesh forming device and processing method |
| CN202010513062.8A CN111513889A (en) | 2018-09-05 | 2018-09-05 | Orthopedic mesh forming device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811033249.7A Division CN109044568B (en) | 2018-09-05 | 2018-09-05 | Orthopedic mesh forming device and processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111513889A true CN111513889A (en) | 2020-08-11 |
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ID=64758548
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010513062.8A Pending CN111513889A (en) | 2018-09-05 | 2018-09-05 | Orthopedic mesh forming device |
| CN201811033249.7A Expired - Fee Related CN109044568B (en) | 2018-09-05 | 2018-09-05 | Orthopedic mesh forming device and processing method |
| CN202010512696.1A Pending CN111513888A (en) | 2018-09-05 | 2018-09-05 | Mesh forming device for orthopedics department |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811033249.7A Expired - Fee Related CN109044568B (en) | 2018-09-05 | 2018-09-05 | Orthopedic mesh forming device and processing method |
| CN202010512696.1A Pending CN111513888A (en) | 2018-09-05 | 2018-09-05 | Mesh forming device for orthopedics department |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN111513889A (en) |
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2018
- 2018-09-05 CN CN202010513062.8A patent/CN111513889A/en active Pending
- 2018-09-05 CN CN201811033249.7A patent/CN109044568B/en not_active Expired - Fee Related
- 2018-09-05 CN CN202010512696.1A patent/CN111513888A/en active Pending
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| US6533790B1 (en) * | 2000-07-27 | 2003-03-18 | Yuehuei H An | Self-guided pedical screw |
| DE102007003645A1 (en) * | 2007-01-22 | 2008-07-24 | Somatex Medical Technologies Gmbh | Damaged bone structures i.e. vertebral body, treating instrument for use during e.g. osteoporosis treatment, has elongate opening enabling expansion of barrel surface during force exertion in proximal-axial direction on cylinder distal end |
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| US20140005711A1 (en) * | 2011-03-25 | 2014-01-02 | Mark A. Saab | Apparatus and methods for accessing and dilating bone structures using a narrow gauge cannula |
| CN102813564A (en) * | 2012-08-23 | 2012-12-12 | 中国人民解放军第四军医大学 | Titanium alloy artificial bone/intramedullary nail compression fixation system and preparation method thereof |
| CN105011993A (en) * | 2014-04-17 | 2015-11-04 | 思必瑞特脊椎股份有限公司 | Skeletal fixation device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109044568A (en) | 2018-12-21 |
| CN111513888A (en) | 2020-08-11 |
| CN109044568B (en) | 2020-07-07 |
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Application publication date: 20200811 |