CN113197644A - Distal tibia anterolateral plate - Google Patents
Distal tibia anterolateral plate Download PDFInfo
- Publication number
- CN113197644A CN113197644A CN202110611859.6A CN202110611859A CN113197644A CN 113197644 A CN113197644 A CN 113197644A CN 202110611859 A CN202110611859 A CN 202110611859A CN 113197644 A CN113197644 A CN 113197644A
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- China
- Prior art keywords
- bone fracture
- fracture plate
- far
- hole
- kirschner wire
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- 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.)
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- 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
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
-
- 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
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/808—Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms
Abstract
The invention discloses a tibia far-end front outer side bone fracture plate which comprises a bone fracture plate body, wherein the bone fracture plate body comprises a bone fracture plate near end and a bone fracture plate far end, the bone fracture plate body is integrally L-shaped, the bone fracture plate far end is divided into a bending section and an inclined plane connecting section, a far-end locking hole and a far-end Kirschner wire hole are formed in the bending section, a plurality of far-end lower locking holes and far-end lower Kirschner wire holes are formed in the inclined plane connecting section, a sliding hole is formed in the left end of the bone fracture plate near end, a near-end Kirschner wire hole is formed in one end of the bone fracture plate near end, a near-end middle locking hole, a sliding hole I and a near-end locking hole are sequentially formed between the near-end Kirschner wire hole and the sliding hole, a plurality of near-end middle locking holes are formed in the near end, and near-end Kirschner wire holes are formed between adjacent near-end middle locking holes. The curvature radius is confirmed according to the people's ankle joint data to the coaptation board distal end of this device, prevents that current coaptation board distal end from because of the inboard perk of distal end that the curvature radius is too big causes, reduces the emergence of postoperative patient's subjective discomfort or complication such as soft tissue irritation.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a tibia far-end anterolateral bone fracture plate.
Background
Distal tibial fractures refer to fracture lines located at the distal end of the tibia, where pilon fractures are more difficult to treat and have a poorer prognosis. Pilot fracture refers to fracture of the tibial distal end 1/3 involving the tibial distal facet joint, and is often caused by external axial force, external rotational force, and the like, and is accompanied by bone defects, cancellous bone compression, and the like. In recent years, along with the development of economy, traffic and urban buildings in China, the incidence rate of Pilot fracture shows a gradually rising trend. The Pilon fracture can affect the far end of the tibia of a patient away from the articular surface, the mobility and the life quality of the patient are seriously affected after the fracture, the fracture belongs to one of fracture types which are the most difficult to treat in the joint fracture, and the fracture is treated by adopting internal fixation at present, but the existing bone fracture plate has insufficient fixation strength and is easy to cause reduction and loss; the bone fracture plate has large volume and damages too much soft tissues and blood circulation; the far end and the near end of the bone fracture plate are easy to tilt, and the soft tissues are irritated; the curvature radius of the far end of the bone fracture plate is too large, which is not in line with the anatomical characteristics of people in China and is easy to cause the problems of discomfort of patients after operation and the like. Therefore, there is a need for a bone distal anterolateral plate that can strongly fix fractures of the distal tibia (including pilot fractures).
Disclosure of Invention
The invention aims to provide a distal tibia anterolateral plate to solve the problems in the background art. In order to achieve the purpose, the invention provides the following technical scheme: a tibia far-end front outer side bone fracture plate comprises a bone fracture plate body, wherein the bone fracture plate body comprises a bone fracture plate near end and a bone fracture plate far end, the bone fracture plate body is integrally L-shaped and accords with the anatomical form of the tibia far end, the bone fracture plate far end is of an L-shaped inclined plane structure, the curvature radius of a bending part accords with the structural characteristics of ankle joints of Chinese people, the bone fracture plate near end and the bone fracture plate far end are in smooth transition connection and are of an integral structure, the bone fracture plate far end is divided into a bending section and an inclined plane connecting section, a row of far-end locking holes are formed in the bending section, a row of far-end Kirschner wire holes are formed in the side edge of each far-end locking hole, the far-end Kirschner wire holes and the far-end locking holes are arranged in a staggered mode, a plurality of far-end lower locking holes and far-end Kirschner wire holes are formed in the inclined plane connecting section, the far-end lower locking holes and the far-end Kirschner wires are distributed in a staggered mode, and a sliding hole is formed in the left end of the bone fracture plate near end, the near-end Kirschner wire hole is formed in one end of the near-end Kirschner wire, a plurality of near-end middle locking holes, a plurality of sliding holes I and a plurality of near-end locking holes are sequentially formed between the near-end Kirschner wire hole and the sliding hole, and the near-end middle Kirschner wire hole is formed between adjacent near-end middle locking holes.
Preferably, the back of the proximal end of the bone plate is provided with semicircular grooves, the semicircular grooves are positioned at two sides of the proximal end of the bone plate, and the semicircular grooves, the locking holes in the proximal end and the locking holes at the proximal end are distributed in a staggered manner.
Preferably, the number of the distal kirschner wire holes is 3, the distal kirschner wire holes are evenly distributed, the number of the distal locking holes is 4, the distal locking holes are evenly distributed along the bending section, the uppermost distal locking hole is located at the bending position of the distal end of the bone fracture plate, and the diameter of the corresponding screw is 3.5 mm.
Preferably, a lead groove is formed in the edge of the back face of the bending section and communicated with the Kirschner wire hole at the far end.
Preferably, the distal end lower locking hole and the distal end lower kirschner wire hole are all provided with 3 and are equidistantly and alternately distributed, and the diameter of the screw corresponding to the distal end lower locking hole is 3.5 mm.
Preferably, the number of the locking holes in the proximal end is 6, the locking holes are distributed at equal intervals, and the diameter of the screw corresponding to the locking hole in the proximal end is 3.5 mm.
Preferably, the sliding hole and the screw corresponding to the sliding hole I have a diameter of 3.5 mm.
Preferably, the right end of the proximal end of the bone plate is of a bevel structure.
Preferably, the thickness of the bone fracture plate body is 0.2-0.4cm, the length is 9-25cm, and the width is 1.2-1.4 cm.
The invention has the technical effects and advantages that: the near end of the bone fracture plate is provided with a near-end Kirschner wire hole which can be used for temporarily fixing the bone fracture plate and is convenient for adjusting the position of the near end of the bone fracture plate, and the far end of the bone fracture plate is provided with a far-end Kirschner wire hole which is used for temporarily fixing the bone fracture plate and pre-judging whether a screw is close to an ankle joint cavity or not; the right end of the near end of the bone fracture plate is of an inclined plane structure, so that the bone fracture plate can be conveniently inserted, an operator can conveniently operate the bone fracture plate, and soft tissue irritation and injury are reduced; the back of the bone fracture plate adopts a spot welding technology, and two sides of the near end of the bone fracture plate are provided with semicircular grooves, so that the compression on periosteum is reduced, and the blood circulation at the fracture end is protected; a lead groove is formed from a distal Kirschner wire hole on the back of the distal end of the bone fracture plate to the edge of the bone fracture plate, so that a suture can conveniently pass through, and the joint capsule, the ligament and the like can be sutured and repaired in the operation; the near end of the bone fracture plate is not provided with a combination hole, but a locking hole is selected, the tail part of the locking screw is tightly combined with the locking hole by 360 degrees, the holding force of the locking screw at the near end of the bone fracture plate is increased, the required fixing strength is achieved by using the minimum number of locking screws, and the principle of few screws for fixing a long plate in the fracture is met; the length and the volume of the bone fracture plate required for fixing the same fracture are reduced, thereby being beneficial to the healing of an operation incision and avoiding complications such as postoperative soft tissue irritation and the like; the proximal end of the bone fracture plate is designed with a combined structure in which Kirschner wire holes, sliding holes and locking holes are sequentially arranged, after the position is determined by the Kirschner wires, cortical screws are screwed into the sliding holes at the proximal end of the bone fracture plate for pressurization and fixation, and finally, the locking screws are screwed into the locking holes at the proximal end of the bone fracture plate, so that the proximal end of the bone fracture plate is ensured to be tightly attached to the bone surface, and postoperative complications are reduced; the curvature radius of the distal end of the bone fracture plate is determined according to the ankle joint data of Chinese people, the inner side of the distal end of the existing bone fracture plate is prevented from tilting due to the overlarge curvature radius, and complications such as discomfort or soft tissue irritation of postoperative patients are reduced.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a side view of the present invention;
fig. 4 is a schematic diagram of the operation of the present invention.
In the figure: the bone fracture plate comprises a bone fracture plate body 1, a bone fracture plate proximal end 2, a bone fracture plate distal end 3, a bending section 4, a slope connecting section 5, a distal end locking hole 6, a distal end Kirschner wire hole 7, a distal end lower locking hole 8, a distal end lower Kirschner wire hole 9, a sliding hole 10, a proximal end Kirschner wire hole 11, a proximal end middle locking hole 12, a sliding hole I, a proximal end locking hole 14, a proximal end middle Kirschner wire hole 15, a semicircular groove 16, a lead groove 17 and a slope structure 18.
Detailed Description
In the description of the present invention, it should be noted that unless otherwise specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
Example 1
The tibia far-end front-outer-side bone fracture plate shown in fig. 1-3 comprises a bone fracture plate body 1, wherein the thickness of the bone fracture plate body 1 is 0.2-0.4cm, the length of the bone fracture plate body is 9-25cm, the width of the bone fracture plate body is 1.2-1.4cm, the bone fracture plate body 1 comprises a bone fracture plate near end 2 and a bone fracture plate far end 3, the bone fracture plate body 1 is integrally L-shaped and conforms to the anatomical form of the tibia far end, the bone fracture plate far end 3 is of an L-shaped inclined plane structure, the curvature radius of a bending part conforms to the structural characteristics of ankle joints of people, the bone fracture plate near end 2 and the bone fracture plate far end 3 are in smooth transition connection and are of an integral structure, the bone fracture plate far end 3 is divided into a bending section 4 and an inclined plane connecting section 5, a row of far-end locking holes 6 is formed in the bending section 4, a row of far-end kirschner wire holes 7 are formed in the side edges of the far-end locking holes 6, the far-end kirschner wire holes 7 and the far-end locking holes 6 are arranged in a staggered manner, the inclined plane connecting section 5 is provided with a plurality of far-end lower locking holes 8 and far-end lower Kirschner wire holes 9, the far-end lower locking holes 8 and the far-end lower Kirschner wire holes 9 are distributed in a staggered mode, the left end of the near end 2 of the bone plate is provided with a sliding hole 10, the right end of the near end 2 of the bone plate is provided with a near-end Kirschner wire hole 11, a near-end middle locking hole 12, a sliding hole I13 and a near-end locking hole 14 are sequentially formed between the near-end Kirschner wire hole 11 and the sliding hole 10, the near-end middle locking holes 12 are provided with a plurality of holes, and a near-end middle.
Example 2
The tibia far-end front-outer-side bone fracture plate shown in fig. 1-3 comprises a bone fracture plate body 1, wherein the thickness of the bone fracture plate body 1 is 0.2-0.4cm, the length of the bone fracture plate body is 9-25cm, the width of the bone fracture plate body is 1.2-1.4cm, the bone fracture plate body 1 comprises a bone fracture plate near end 2 and a bone fracture plate far end 3, the bone fracture plate body 1 is integrally L-shaped and accords with the anatomical form of the tibia far end, the bone fracture plate far end 3 is of an L-shaped inclined plane structure, the curvature radius of a bending part accords with the structural characteristics of a ankle joint of a national person, the inner side of the bone fracture plate far end can be prevented from tilting, discomfort of a postoperative patient can be caused, the fixation of fracture of the tibia far end is firmer, the bone fracture plate near end 2 and the bone fracture plate far end 3 are in smooth transition connection and are of an integrated structure, the bone fracture plate far end 3 is divided into a bending section 4 and an inclined plane connecting section 5, and the tibia far end joint surface can be effectively supported and fixed according to the bamboo raft principle, the bending section 4 is provided with 4 far-end locking holes 6 which are uniformly distributed along the bending section 4, the far-end locking hole 6 at the uppermost end is positioned at the bending position of the far end 3 of the bone fracture plate, the far-end joint surface of the tibia can be firmly supported, the occurrence of postoperative traumatic arthritis is reduced, the diameter of a screw corresponding to the far-end locking hole 6 is 3.5mm, the side edge of the far-end locking hole 6 is provided with 3 far-end Kirschner wire holes 7, the far-end Kirschner wire holes 7 are uniformly distributed according to a row, Kirschner wires can be inserted to judge whether the bone fracture plate is placed at a proper position and judge whether a locking screw corresponding to the far-end locking hole 6 at the lowest end enters a joint cavity or not, the far-end Kirschner wire holes 7 and the far-end locking holes 6 are arranged in a staggered mode, the edge of the back surface of the bending section 4 is provided with a lead wire groove 17, the lead wire groove 17 is communicated with the far-end Kirschner wire holes 7, a suture can be conveniently passed through, and the joint capsule, the ligament and the like can be repaired in the operation, the bevel connecting section 5 is provided with 3 far-end lower locking holes 8 and far-end lower Kirschner wire holes 9, the far-end lower locking holes 8 and the far-end lower Kirschner wire holes 9 are distributed in an equidistant and staggered manner, the far-end lower locking holes 8 can fix the far end 3 and the fracture end of the bone plate, the far-end lower Kirschner wire holes 9 can be inserted into Kirschner wires according to the operation requirement for temporary fixation, fracture end forceps holder reduction, small bone block suture and the like, the diameter of a screw corresponding to the far-end lower locking hole 8 is 3.5mm, the left end of the near end 2 of the bone plate is provided with a sliding hole 10, the bevel structure 18 of the right end is provided with a near-end Kirschner wire hole 11, the near end Kirschner wire hole 11 can temporarily fix the near end 2 of the bone plate, a near-end middle locking hole 12, a sliding hole I13 and a near-end locking hole 14 are sequentially arranged between the near end Kirschner wire hole 11 and the sliding hole 10, the sliding hole 10 and the screw corresponding to the sliding hole I13 are 3.5mm in diameter, the cortical bone screw is screwed in for pressurization and fixation, so that the bone surface is attached to the bone fracture plate body 1, meanwhile, the loss of anatomical reduction of the fracture end is prevented, 6 locking holes 12 in the near end are arranged and distributed at equal intervals and are used for fixing the near end 2 of the bone fracture plate and the fracture end, the diameters of screws corresponding to the locking holes 12 in the near end and the locking holes 14 in the near end are 3.5mm, near end middle Kirschner wire holes 15 are formed between the locking holes 12 in the adjacent near end, the Kirschner wire holes 15 in the near end can be used for temporary fixation of special-shaped fracture or fracture line vicinity, small bone blocks or forceps of point type reduction forceps can be fixed through the Kirschner wire holes in a sewing mode, semicircular grooves 16 are formed in the back surface of the near end 2 of the bone fracture plate, the semicircular grooves 16 are positioned on two sides of the near end 2 of the bone fracture plate, the semicircular grooves 16 are distributed with the locking holes 12 in the near end and the locking holes 14 in the near end in a staggered mode, and can reduce the compression to periosteum, protect the fracture end from blood circulation.
The process flow and the working principle of the invention are as follows: a specific fixing mode of a tibia far-end anterolateral bone fracture plate is shown in figure 4, firstly, the coaptation fracture end is dissected, a bone fracture plate body 1 is placed on the bone surface of the tibia far-end anterolateral side according to the dissecting shape, then a Kirschner wire is inserted into a far-end Kirschner wire hole 7 in the middle position to penetrate through cortical bone, perspective is conducted, the bone fracture plate body 1 is adjusted to be in a proper position, meanwhile, the Kirschner wire in the far-end Kirschner wire hole 7 in the middle position is ensured not to enter an ankle joint cavity, after the position of the far end 3 of the bone fracture plate is determined to be satisfied, a spongy bone screw is screwed into any far-end locking hole 6 in the middle position to penetrate through double-layer cortical bone to be pressurized and fixed, so that the far end 3 of the bone fracture plate is attached to the bone surface, and then the Kirschner wire in the far-end Kirschner wire hole 7 is pulled out; adjusting the proximal end 2 of the bone fracture plate to be placed in the middle position of the tibia in the front-back direction, inserting a kirschner wire into a proximal kirschner wire hole 11, penetrating a single-layer cortex, performing perspective, screwing a cortical bone screw into a sliding hole I13 after determining that the bone fracture plate body 1 is located in the middle position of the tibia in the front-back direction, penetrating the double-layer cortex, pulling out the kirschner wire in the proximal kirschner wire hole 11 before the cortical bone screw in the sliding hole I13 is not screwed, and screwing the cortical bone screw in the sliding hole I13 while correcting fracture end displacement so as to enable the distal fracture of the tibia to achieve anatomical reduction; after the front and back positions of the bone fracture plate body 1 are determined to be satisfied, the No. II cortical bone screw is screwed into the sliding hole 10 to penetrate through the double-layer cortex, the cortical bone screw in the sliding hole I13 is rotated anticlockwise for 1-2 circles before the cortical bone screw in the sliding hole 10 is screwed, the fracture end is prevented from being separated and displaced due to middle pressurization when the near end 2 of the bone fracture plate and the far end 3 of the bone fracture plate are absolutely fixed, the cortical bone screw in the sliding hole I13 is screwed after the cortical bone screw in the sliding hole 10 is screwed, perspective is carried out, and anatomical reduction of the fracture of the far end of the tibia is confirmed; then according to the fracture situation, locking screws are screwed into the locking holes at the two ends of the fracture line, and it is required to be described that the preferentially locked nail holes are a near-end locking hole 14 (the near end 2 of the bone fracture plate is attached to the bone surface to replace the action of cortical screws in the sliding holes I13), a far-end locking hole 12 (the near end 2 of the bone fracture plate is attached to the bone surface to replace the action of cortical screws in the sliding holes 10), the rest far-end locking holes 6 (the far end 3 of the bone fracture plate is attached to the bone surface, and meanwhile, the locking holes are close to the ankle joint to support the far-end joint surface of the tibia to form a bamboo raft effect), then according to the fracture situation, screwing the locking screws with proper quantity and position into the locking holes at two ends of the fracture line to fix the distal fracture of the tibia, finally removing all Kirschner wires and cortical screws, and replacing the cancellous screws in the distal locking holes 6 at the middle position with the locking screws; the final fixation is maintained at both ends of the fracture line using a suitable number of locking screws.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a lateral plate coaptation before shin bone distal end, includes the coaptation board body, its characterized in that: the bone fracture plate comprises a bone fracture plate body and a bone fracture plate body, wherein the bone fracture plate body is integrally L-shaped and accords with the anatomical form of the far end of a tibia, the far end of the bone fracture plate is of an L-shaped inclined plane structure, the curvature radius of a bending part accords with the structural characteristics of ankle joints of Chinese people, the near end of the bone fracture plate and the far end of the bone fracture plate are in smooth transition connection and are of an integral structure, the far end of the bone fracture plate body is divided into a bending section and an inclined plane connecting section, a row of far end locking holes are formed in the bending section, a row of far end Kirschner wire holes are formed in the side edge of each far end locking hole, the far end Kirschner wire holes and the far end locking holes are arranged in a staggered mode, a plurality of far end lower locking holes and far end Kirschner wire holes are formed in the inclined plane connecting section, the far end lower locking holes and the far end Kirschner wire holes are distributed in a staggered mode, a sliding hole is formed in the left end of the near end of the bone fracture plate body, and a near end of the bone fracture plate is provided with a near Kirschner wire hole, a plurality of near-end middle locking holes are formed between the near-end Kirschner wire holes and the sliding holes, and near-end middle locking holes are formed between adjacent near-end middle locking holes.
2. A distal tibial anterolateral plate according to claim 1, wherein: the back of the near end of the bone fracture plate is provided with semicircular grooves, the semicircular grooves are positioned at two sides of the near end of the bone fracture plate, and the semicircular grooves, the locking holes in the near end and the locking holes at the near end are distributed in a staggered mode.
3. A distal tibial anterolateral plate according to claim 1, wherein: the distal end kirschner wire hole is equipped with 3, and evenly distributed, distal end locking hole is equipped with 4, along the section evenly distributed that bends, and the distal end locking hole of the top is located the department of bending of coaptation board distal end, and the diameter of its screw that corresponds is 3.5 mm.
4. The distal tibial anterolateral plate of any one of claims 1 or 3, wherein: and a lead groove is formed in the edge of the back surface of the bending section and is communicated with the Kirschner wire hole at the far end.
5. A distal tibial anterolateral plate according to claim 1, wherein: locking hole under the distal end and Kirschner wire hole all are equipped with 3 under the distal end, and the equidistance is crisscross to be distributed, the diameter of the screw that the locking hole corresponds under the distal end is 3.5 mm.
6. A distal tibial anterolateral plate according to claim 1, wherein: locking hole is equipped with 6 in the near-end, and the equidistance distributes, the diameter of the screw that locking hole corresponds in the near-end is 3.5 mm.
7. A distal tibial anterolateral plate according to claim 1, wherein: the diameter of the sliding hole and the diameter of the screw corresponding to the sliding hole I are 3.5 mm.
8. A distal tibial anterolateral plate according to claim 1, wherein: the right end of the near end of the bone fracture plate is of an inclined plane structure.
9. A distal tibial anterolateral plate according to claim 1, wherein: the thickness of the bone fracture plate body is 0.2-0.4cm, the length is 9-25cm, and the width is 1.2-1.4 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110611859.6A CN113197644A (en) | 2021-06-01 | 2021-06-01 | Distal tibia anterolateral plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110611859.6A CN113197644A (en) | 2021-06-01 | 2021-06-01 | Distal tibia anterolateral plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113197644A true CN113197644A (en) | 2021-08-03 |
Family
ID=77024030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110611859.6A Withdrawn CN113197644A (en) | 2021-06-01 | 2021-06-01 | Distal tibia anterolateral plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113197644A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115444531A (en) * | 2022-08-10 | 2022-12-09 | 郭建利 | Proximal tibia posterolateral dissection locking device |
-
2021
- 2021-06-01 CN CN202110611859.6A patent/CN113197644A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115444531A (en) * | 2022-08-10 | 2022-12-09 | 郭建利 | Proximal tibia posterolateral dissection locking device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210803 |
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| WW01 | Invention patent application withdrawn after publication |