LU505266B1 - Cannulated screw locator for femoral neck fracture - Google Patents
Cannulated screw locator for femoral neck fracture Download PDFInfo
- Publication number
- LU505266B1 LU505266B1 LU505266A LU505266A LU505266B1 LU 505266 B1 LU505266 B1 LU 505266B1 LU 505266 A LU505266 A LU 505266A LU 505266 A LU505266 A LU 505266A LU 505266 B1 LU505266 B1 LU 505266B1
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- Luxembourg
- Prior art keywords
- working
- working part
- femoral neck
- sleeves
- neck fracture
- Prior art date
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- 208000020089 femoral neck fracture Diseases 0.000 title claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 47
- 239000010959 steel Substances 0.000 claims abstract description 47
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 12
- 230000037431 insertion Effects 0.000 description 12
- 206010017076 Fracture Diseases 0.000 description 7
- 208000010392 Bone Fractures Diseases 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000002436 femur neck Anatomy 0.000 description 1
- 210000000281 joint capsule Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1721—Guides or aligning means for drills, mills, pins or wires for applying pins along or parallel to the axis of the femoral neck
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the technical field of medical instruments, in particular to a cannulated screw locator for femoral neck fracture, comprising a working part and a handle, wherein two groups of working sleeves are arranged in parallel, the working sleeves are provided with guide holes for guiding steel needles to penetrate, an operator holds the handle to position and place the first steel needle through the working sleeve at the head end of the working part, and the remaining group of working sleeves is the placement position and direction of the second steel needle. In that process of repairing the femoral neck fracture, aft finding the position of the first steel needle, the positions of the second steel needle and the third steel needle can be quickly pushed through two group of parallel working sleeves, so that the operation efficiency of an operator is improved, and repeated placement and positioning are avoided; one group of working sleeves slides in the connecting groove provided in the working part, and the distance between the working sleeves and the fixed position is adjusted, that is, the distance between the steel needles. At the same time, one side of the connecting groove is provided with a scale line, which is convenient for the operator to adjust and position the steel needles with different distances.
Description
CANNULATED SCREW LOCATOR FOR FEMORAL NECK 505266
FRACTURE
The invention relates to the technical field of medical instruments, in particular to a cannulated screw locator for femoral neck fracture.
Femoral neck fracture is the most common injury of hip, and its incidence rate is second only to the distal fracture of torsion bone in the whole body fracture. This kind of fracture is mostly caused by careless fall and hip landing. After the injury, the hip hurts and the patient can't stand and walk. Femoral neck fractures in young people are mostly caused by strong violence such as car accidents or falls from high places. Most of the femoral neck fractures have obvious displacement, and because of the large leverage in this part, the fractures are unstable, so most of them need surgical treatment.
In the operation of treating femoral neck fracture, the commonly used method is closed reduction and internal fixation. In this treatment process, the joint capsule is not cut, the fracture end is not exposed, the blood circulation of femoral head is less disturbed, and the risk of postoperative complications is low, and the effect is the most ideal.
However, in the operation of femoral neck fracture in the prior art, the locator is usually used to position and guide the insertion of steel needles, but in actual operation, multiple steel needles need to be inserted to fix the fracture site, and the angle and position of each needle need to be determined, which is troublesome and inconvenient for the operator to operate.
Aiming at the above problems, a cannulated screw locator for femoral neck fracture is proposed. After nailing the first steel needle, it can quickly follow up the positioning of multiple steel needles, and at the same time avoid repeated placement and positioning, which is convenient for operators to operate and use.
The invention aims to provide a cannulated screw locator for femoral neck fracture, which can quickly locate multiple steel needles, each group of steel needles is located based on a parallel sleeve structure, and the angle and position of each steel needle are not required to be determined; meanwhile, the distance between the steel needles is adjustable, and the locator has excellent effectiveness, practicability and safety.
In order to achieve the above technical objectives and achieve the above technical effects, the invention adopts the following technical scheme.
A cannulated screw locator for femoral neck fracture comprises a working part and a handle, wherein the handle is connected to the end of the working part, characterized in that the working part is provided with two groups of parallel working sleeves, and the two groups of working sleeves are provided with guide holes for inserting steel needles, and one group of the working sleeves are connected with the working part in a sliding way.
Optionally, two groups of working sleeves are perpendicular to the working part, one group of working sleeves is fixedly connected to the bottom surface of the head end of the working part, the corresponding position of the working part is provided with an opening, another group of working sleeves are connected with the working part in a sliding way through a connecting seat, and the working part is provided with a connecting groove for the connecting seat to slide.
Optionally, the connecting seat is located at the lower side of the connecting groove, the diameter of the connecting seat is larger than the width of the connecting groove, the outer diameter of the working sleeve is smaller than the width of the connecting groove, the connecting seat is provided with a fastening screw button for fixing the position of the working sleeve, the top end of the movable working sleeve is provided with an external thread, the inner wall of the fastening screw button is provided with an internal thread, and the external thread is matched with the internal thread.
Optionally, the handle is connected with the working part through a base, and the 505266 base is connected with the working part in an axial rotation way through a connecting shaft, the connecting shaft is provided with a fixing button for fixing the position of the base, the surface of the connecting shaft is provided with an external thread, and the fixing button is provided with an internal thread adapted to the external thread.
Optionally, an index dial is arranged at the end of the working part, the index dial is uniformly provided with angle scale lines, an indicating needle is fixedly connected to one side of the base, and the direction of the indicating needle is connected with a connecting shaft.
Optionally, the handle is rotatably connected with the base, one end of the base is provided with a rotating shaft for the handle to be rotatably connected, and the rotating shaft is provided with a fastening button for fixing the rotating shaft.
Optionally, the top end of the working sleeve is provided with an ring groove, the working sleeve is provided with an adjusting cylinder, the top end of the adjusting cylinder is provided with a ring clamp adapted to the ring groove, the ring clamp is adapted and connected with the ring groove, and the inner wall of the adjusting cylinder is uniformly provided with a plurality of groups of limiting clips.
Optionally, the ring groove is uniformly provided with a plurality of groups of grooves, the ring strip is correspondingly provided with a plurality of groups of convex clips, the convex clip is connected with the ring strip through a set of springs, and the bottom end of the convex clip is thinner than the top end and has an inclined surface structure.
Optionally, the limiting clips are provided with multiple layers, and each layer of limiting clips are evenly distributed on the inner wall of the adjusting cylinder in a circular array, the top ends of each group of limiting clips are inclined outwards, and the limiting clips are connected to the adjusting cylinder through a set of springs.
Optionally, a scale line is arranged at the side of the connecting groove, an identification arrow is arranged on the top surface of the fastening screw button, the direction of the identification arrow is the same as the direction of the scale line, and the scale line is pre-added with the distance between one end of the connecting groove 7505266 and the working sleeve at the head end of the working part.
The invention has the following beneficial effects.
A cannulated screw locator for femoral neck fracture can quickly locate multiple steel needles, and each group of steel needles is located based on a parallel sleeve structure, without determining the angle and position of each steel needle, and meanwhile, the distance between the steel needles is adjustable, which is convenient for operators to operate and use.
The working part of the invention is provided with two groups of working sleeves in parallel, the working sleeves are provided with guide holes for guiding steel needles to penetrate, an operator holds a handle to position and place the first steel needle through the working sleeve at the head end of the working part, and the remaining group of working sleeves is the placement position and direction of the second steel needle; in the process of repairing femoral neck fracture, after finding the position of the first steel needle, the position of the second and third steel needle can be quickly pushed by two groups of parallel working sleeves, which improves the operation efficiency of the operator and avoids repeated placement and positioning.
In the invention, one group of working sleeves slides in the connecting groove provided in the working part, and the working sleeve slides in the connecting groove through the provided connecting seat, so as to adjust the distance between the working sleeve and the fixed position, that is, the distance of the steel needle insertion position.
At the same time, one side of the connecting groove is provided with a scale line, which is convenient for an operator to adjust the distance between the two groups of working sleeves, so that the device is suitable for different needs and can be used for positioning steel needles with different distances.
In the invention, the handle is rotatably connected with the working part through the base, and at the same time, the working part is provided with a dial for the operator to grasp, so that the working part and the handle can rotate axially, so that when the operator holds the handle, the working part, that is, the two groups of working sleeves, can tilt axially at a certain angle, which is suitable for the operating habits of different operators and the physiological characteristics of different patients 505266 and is convenient for positioning operation. The working sleeve is provided with an adjusting cylinder, so that the working sleeve is suitable for guiding the insertion of steel needles with different specifications. The top end of the working sleeve is 5 provided with an annular groove, and the adjusting cylinder is correspondingly provided with an annular strip. Through the engagement of the annular strip with the annular groove, a plurality of groups of limit clips are arranged in the adjusting cylinder. The limiting clip is connected with the inner wall of the adjusting cylinder through a spring group, the top end of the limiting clip in a uniform layer is expanded outwards, each group of limiting clips limits the steel needle, and the multi-layer limiting clip makes two points determine a line, so as to ensure that the insertion direction of the steel needle is the guiding direction of the device, avoid errors in the insertion direction caused by the inclination of the steel needle, and ensure the accuracy of the insertion.
Of course, it is not necessary for any product implementing the present invention to achieve all the advantages mentioned above at the same time.
In order to explain the technical scheme of the embodiment of the present invention more clearly, the drawings needed for the embodiment description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For ordinary people in the field, other drawings can be obtained according to these drawings without creative work.
Fig. 1 is a schematic diagram of the overall structure of a cannulated screw locator for femoral neck fracture according to an embodiment of the present invention;
Fig. 2 is a schematic diagram of the working structure of a cannulated screw locator for femoral neck fracture according to the embodiment of the invention;
Fig. 3 is a schematic sectional view of a cannulated screw locator for femoral neck fracture according to an embodiment of the present invention;
Fig. 4 is a schematic diagram of the dial structure of a cannulated screw locator 505266 for femoral neck fracture according to the embodiment of the invention;
Fig. 5 is a schematic diagram of the connecting groove structure of the cannulated screw locator for femoral neck fracture according to the embodiment of the invention;
Fig. 6 is a schematic diagram of the ring groove structure of the cannulated screw locator for femoral neck fracture according to the embodiment of the invention;
Fig. 7 is a schematic structural diagram of an adjusting cylinder of a cannulated screw locator for femoral neck fracture according to an embodiment of the present invention;
Fig. 8 is a schematic sectional view of the adjusting cylinder of the cannulated screw locator for femoral neck fracture according to the embodiment of the present invention;
In the drawings, the list of components represented by each reference number is as follows: 1. Working part, 2. Handle, 3. Working sleeve, 4. Connecting seat, 5. Connecting groove, 6. Fastening screw button, 7. Adjusting cylinder, 101. Index dial, 201. Base. 202. Indicating needle, 203. Fixing button, 204. Connecting shaft, 205. Rotating shaft, 301. Guide hole, 302. Ring groove, 303. Groove, 701. Ring strip, 702. Convex clip, 703. limiting clamp.
In the following, the technical scheme in the embodiment of the invention will be clearly and completely described with reference to the attached drawings. Obviously, the described embodiment is only a part of the embodiment of the invention, but not the whole embodiment. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in the field without creative work belong to the scope of protection of the present invention.
Embodiment 1 7505266
As shown in Figures 1-8, the embodiment provides a cannulated screw locator for femoral neck fracture, comprising a working part 1 and a handle 2, wherein the handle 2 is connected to the end of the working part 1, characterized in that the working part 1 is provided with two groups of parallel working sleeves 3, and the two groups of working sleeves 3 are provided with guide holes 301 for inserting steel needles, and one group of the working sleeves 3 are connected with the working part 1 in a sliding way.
In the embodiment, the cannulated screw locator for femoral neck fracture according to claim 1, characterized in that two groups of working sleeves 3 are perpendicular to the working part 1, one group of working sleeves 3 is fixedly connected to the bottom surface of the head end of the working part 1, the corresponding position of the working part 1 is provided with an opening, another group of working sleeves 3 are connected with the working part 1 in a sliding way through a connecting seat 4, and the working part 1 is provided with a connecting groove 5 for the connecting seat 4 to slide.
In the embodiment, two groups of working sleeves 3 are perpendicular to the working part 1, and the working part 1 is provided with an opening for connecting the working sleeve 3 at the head end position, and the outer wall of the working sleeve 3 at the head end is fixedly connected to the opening position, so that the movable working sleeve 3 slides in the connecting groove 5, and at the same time, the working sleeve 3 1s limited by the connecting seat 4 and the fastening screw button 6 to avoid loosening; the ends of the two groups of working sleeves 3 are flush.
In the embodiment, the connecting seat 4 is located at the lower side of the connecting groove 5, the diameter of the connecting seat 4 is larger than the width of the connecting groove 5, the outer diameter of the working sleeve 3 is smaller than the width of the connecting groove 5, the connecting seat 4 is provided with a fastening screw button 6 for fixing the position of the working sleeve 3, the top end of the movable working sleeve 3 is provided with an external thread, the inner wall of the fastening screw button 6 is provided with an internal thread, and the external thread is 7505266 matched with the internal thread.
In the embodiment, the handle 2 is connected with the working part 1 through a base 201, and the base 201 is connected with the working part 1 in an axial rotation way through a connecting shaft 204, the connecting shaft 204 is provided with a fixing button 203 for fixing the position of the base 201, the surface of the connecting shaft 204 is provided with an external thread, and the fixing button 203 is provided with an internal thread adapted to the external thread.
It should be understood that one group of working sleeves 3 slides in the connecting groove 5 provided in the working part 1, and the working sleeve 3 slides in the connecting groove 5 through the provided connecting seat 4, so as to adjust the distance between the working sleeve 3 and the fixed position, that is, the distance of the steel needle insertion position. At the same time, one side of the connecting groove 5 is provided with a scale line, which is convenient for an operator to adjust the distance between the two groups of working sleeves 3, so that the device is suitable for different needs and can be used for positioning steel needles with different distances.
In the embodiment, an index dial 101 is arranged at the end of the working part 1, the index dial 101 is uniformly provided with angle scale lines, an indicating needle 202 is fixedly connected to one side of the base 201, and the direction of the indicating needle 202 is connected with a connecting shaft 204.
In the embodiment, the handle 2 is rotatably connected with the base 201, one end of the base 201 is provided with a rotating shaft for the handle 2 to be rotatably connected, and the rotating shaft is provided with a fastening button for fixing the rotating shaft.
It should be understood that the handle 2 is rotatably connected with the working part 1 through the base 201, and at the same time, the working part 1 is provided with a dial 101 for the operator to grasp, so that the working part 1 and the handle 2 can rotate axially, so that when the operator holds the handle 2, the working part 1, that is, the two groups of working sleeves 3, can tilt axially at a certain angle, which is suitable for the operating habits of different operators and the physiological 505266 characteristics of different patients and is convenient for positioning operation.
In the embodiment, a scale line is arranged at the side of the connecting groove 5, an identification arrow is arranged on the top surface of the fastening screw button 6, the direction of the identification arrow is the same as the direction of the scale line, and the scale line is pre-added with the distance between one end of the connecting groove 5 and the working sleeve 3 at the head end of the working part 1.
It should be understood that one side of the connecting groove 5 is provided with a scale line, which is matched with an identification arrow, so that an operator can conveniently adjust the distance between two groups of working sleeves 3, so that the device is suitable for different requirements and can be used for positioning steel needles with different distances.
Embodiment 2
As shown in Figures 1-8, the embodiment provides a cannulated screw locator for femoral neck fracture, comprising a working part 1 and a handle 2, wherein the handle 2 is connected to the end of the working part 1, characterized in that the working part 1 is provided with two groups of parallel working sleeves 3, and the two groups of working sleeves 3 are provided with guide holes 301 for inserting steel needles, and one group of the working sleeves 3 are connected with the working part 1 in a sliding way.
In the embodiment, the top end of the working sleeve 3 is provided with an ring groove 302, the working sleeve 3 is provided with an adjusting cylinder 7, the top end of the adjusting cylinder 7 is provided with a ring clamp adapted to the ring groove 302, the ring clamp is adapted and connected with the ring groove 302, and the inner wall of the adjusting cylinder 7 is uniformly provided with a plurality of groups of limiting clips 703.
It should be understood that the working sleeve 3 is provided with an adjusting cylinder 7, so that the working sleeve 3 is suitable for guiding the insertion of steel needles with different specifications. The top end of the working sleeve 3 is provided with an annular groove 302, and the adjusting cylinder 7 is correspondingly provided 505266 with an annular strip 701. Through the engagement of the annular strip 701 with the annular groove 302, a plurality of groups of limit clips 703 are arranged in the adjusting cylinder 7 for guiding the insertion of steel needles.
In the embodiment, the ring groove 302 is uniformly provided with a plurality of groups of grooves 303, the ring strip 701 is correspondingly provided with a plurality of groups of convex clips 702, the convex clip 702 is connected with the ring strip 701 through a set of springs, and the bottom end of the convex clip 702 is thinner than the top end and has an inclined surface structure.
It should be understood that the ring groove 302 is engaged with the ring strip 701 to facilitate the installation and stability of the adjusting cylinder 7. The convex card 702 is clamped in the groove 303 under the action of the spring group, and the inclined surface structure of the convex card 702 is convenient for clamping and installation.
In the embodiment, the limiting clips 703 are provided with multiple layers, and each layer of limiting clips 703 are evenly distributed on the inner wall of the adjusting cylinder 7 in a circular array, the top ends of each group of limiting clips 703 are inclined outwards, and the limiting clips 703 are connected to the adjusting cylinder 7 through a set of springs.
It should be understood that the limiting clip 703 is connected with the inner wall of the adjusting cylinder 7 through a spring group, the top end of the limiting clip 703 in a uniform layer is expanded outwards, each group of limiting clips 703 limits the steel needle, and the multi-layer limiting clip 703 makes two points determine a line, so as to ensure that the insertion direction of the steel needle is the guiding direction of the device, avoid errors in the insertion direction caused by the inclination of the steel needle, and ensure the accuracy of the insertion.
To sum up, the cannulated screw locator for femoral neck fracture can quickly locate a plurality of steel needles, and each group of steel needles is positioned based on a parallel sleeve structure, so that the angle and position of each steel needle do not need to be determined; and meanwhile, the spacing of the steel needles is adjustable, 505266 which is convenient for operators to operate and use.
The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiment does not describe all the details in detail, nor is it limited to the specific embodiment described.
Obviously, many modifications and changes can be made according to the contents of this specification. These embodiments are selected and described in detail in this specification in order to better explain the principle and practical application of the present invention, so that those skilled in the technical field can better understand and utilize the present invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A cannulated screw locator for femoral neck fracture, comprising a working part (1) and a handle (2), wherein the handle (2) is connected to the end of the working part (1), characterized in that the working part (1) is provided with two groups of parallel working sleeves (3), and the two groups of working sleeves (3) are provided with guide holes (301) for inserting steel needles, and one group of the working sleeves (3) is connected with the working part (1) in a sliding way.
2. The cannulated screw locator for femoral neck fracture according to claim 1, characterized in that two groups of working sleeves (3) are perpendicular to the working part (1), one group of working sleeves (3) is fixedly connected to the bottom surface of the head end of the working part (1), the corresponding position of the working part (1) is provided with an opening, another group of working sleeves (3) is connected with the working part (1) in a sliding way through a connecting seat (4), and the working part (1) is provided with a connecting groove (5) for the connecting seat (4) to slide.
3. The cannulated screw locator for femoral neck fracture according to claim 2, characterized in that the connecting seat (4) is located at the lower side of the connecting groove (5), the diameter of the connecting seat (4) is larger than the width of the connecting groove (5), the outer diameter of the working sleeve (3) is smaller than the width of the connecting groove (5), the connecting seat (4) is provided with a fastening screw button (6) for fixing the position of the working sleeve (3), the top end of the movable working sleeve (3) is provided with an external thread, the inner wall of the fastening screw button (6) is provided with an internal thread, and the external thread is matched with the internal thread.
4. The cannulated screw locator for femoral neck fracture according to claim 1, characterized in that the handle (2) is connected with the working part (1) through a base (201), and the base (201) is connected with the working part (1) in an axial rotation way through a connecting shaft (204), the connecting shaft (204) is provided with a fixing button (203) for fixing the position of the base (201), the surface of the connecting shaft (204) is provided with an external thread, and the fixing button (203) 505266 is provided with an internal thread adapted to the external thread.
5. The cannulated screw locator for femoral neck fracture according to claim 4, characterized in that an index dial (101) is arranged at the end of the working part (1), the index dial (101) is uniformly provided with angle scale lines, an indicating needle (202) 1s fixedly connected to one side of the base (201), and the direction of the indicating needle (202) is connected with a connecting shaft (204).
6. The cannulated screw locator for femoral neck fracture according to claim 4, characterized in that the handle (2) is rotatably connected with the base (201), one end of the base (201) is provided with a rotating shaft, so that the handle (2) may be rotatably connected, and the rotating shaft is provided with a fastening button for fixing the rotating shaft.
7. The cannulated screw locator for femoral neck fracture according to claim 2, characterized in that the top end of the working sleeve (3) is provided with an ring groove (302), the working sleeve (3) is provided with an adjusting cylinder (7), the top end of the adjusting cylinder (7) is provided with a ring clamp adapted to the ring groove (302), the ring clamp is adapted to the ring groove (302) and connected with the ring groove (302), and the inner wall of the adjusting cylinder (7) is uniformly provided with a plurality of groups of limiting clips (703).
8. The cannulated screw locator for femoral neck fracture according to claim 7, characterized in that the ring groove (302) is uniformly provided with a plurality of groups of grooves (303), the ring strip (701) is correspondingly provided with a plurality of groups of convex clips (702), the convex clip (702) is connected with the ring strip (701) through a set of springs, and the bottom end of the convex clip (702) is thinner than the top end and has an inclined surface structure.
9. The cannulated screw locator for femoral neck fracture according to claim 7, characterized in that the limiting clips (703) are provided with multiple layers, and each layer of limiting clips (703) are evenly distributed on the inner wall of the adjusting cylinder (7) in a circular array, the top ends of each group of limiting clips
(703) are inclined outwards, and the limiting clips (703) are connected to the adjusting 505266 cylinder (7) through a set of springs.
10. The cannulated screw locator for femoral neck fracture according to claim 2, characterized in that a scale line is arranged at the side of the connecting groove (5), an identification arrow is arranged on the top surface of the fastening screw button (6), the direction of the identification arrow is the same as the direction of the scale line, and the scale line is pre-added with the distance between one end of the connecting groove (5) and the working sleeve (3) at the head end of the working part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU505266A LU505266B1 (en) | 2023-10-12 | 2023-10-12 | Cannulated screw locator for femoral neck fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU505266A LU505266B1 (en) | 2023-10-12 | 2023-10-12 | Cannulated screw locator for femoral neck fracture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU505266B1 true LU505266B1 (en) | 2024-04-12 |
Family
ID=90720556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU505266A LU505266B1 (en) | 2023-10-12 | 2023-10-12 | Cannulated screw locator for femoral neck fracture |
Country Status (1)
| Country | Link |
|---|---|
| LU (1) | LU505266B1 (en) |
-
2023
- 2023-10-12 LU LU505266A patent/LU505266B1/en active IP Right Grant
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Effective date: 20240412 |