CN113288257B - Semilunar plate stitching guider - Google Patents
Semilunar plate stitching guider Download PDFInfo
- Publication number
- CN113288257B CN113288257B CN202110559577.6A CN202110559577A CN113288257B CN 113288257 B CN113288257 B CN 113288257B CN 202110559577 A CN202110559577 A CN 202110559577A CN 113288257 B CN113288257 B CN 113288257B
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- China
- Prior art keywords
- positioning rod
- slot
- guide
- puncture
- hole
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0401—Suture anchors, buttons or pledgets, i.e. means for attaching sutures to bone, cartilage or soft tissue; Instruments for applying or removing suture anchors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0401—Suture anchors, buttons or pledgets, i.e. means for attaching sutures to bone, cartilage or soft tissue; Instruments for applying or removing suture anchors
- A61B2017/0464—Suture anchors, buttons or pledgets, i.e. means for attaching sutures to bone, cartilage or soft tissue; Instruments for applying or removing suture anchors for soft tissue
Abstract
The invention relates to a meniscus sewing guider, which comprises a guiding device and a positioning rod, wherein the guiding device is provided with a needle hole, a side edge groove and a slot, and the needle hole extends from the first side surface of the guiding device to the middle and extends to the position communicated with the needle hole; the slot penetrates through the guide device from the top surface to the bottom surface of the guide device; the positioning rod comprises a positioning rod head part and a positioning rod part, the positioning rod part is slidably inserted into the slot, and a fixing screw is arranged on the second side surface of the guide device and inserted into the slot from the second side surface, so that the positioning rod part is fixed in the slot by screwing the fixing screw when the guide device is adjusted to a proper position; the head part of the positioning rod comprises a puncture hole and an arc-shaped part, and the puncture hole is formed in one end part of the arc-shaped part; the other end part of the arc-shaped part is fixedly arranged on the top end of the rod part of the positioning rod, and when the rod part of the positioning rod is fixed in the slot by the fixing screw, the needle hole corresponds to the puncture hole.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a meniscus suturing guider.
Background
The anterior horn of the meniscus needs to be sutured by an outside-in method, the operation is clinically carried out by a method of blindly penetrating from the outside to the inside of a joint through the skin by a puncture needle with a coil method, and the operation depends on the space positioning feeling of an operator, so that the operation is difficult to be completed in one step, and is particularly difficult to be completed by beginners.
In the prior art, the anterior horn of the meniscus is sutured by adopting a method of blind puncture by a puncture needle with a coil, the experience and the space positioning feeling of an operator are relied on, and a special guiding and positioning tool is not provided. The operator uses the puncture needle to perform positioning puncture according to the anatomical position estimation, which is not accurate and needs to try repeatedly.
Because prior art relies on the sense of art person, needs experience accumulation, will rectify through trial and error moreover, it is inefficient, anterior cruciate ligament locator head does not match, does not fix the meniscus well, and guider is long, and syringe needle length is not enough, has improved the operation degree of difficulty.
Disclosure of Invention
The invention aims to provide a meniscus suture guider, and aims to solve the technical problems of how to provide a meniscus suture guider, which can reduce the operation difficulty of the operation, increase the suture efficiency and ensure that the operation is more accurate.
The invention aims to solve the defects of the prior art and provides a meniscus stitching guider which comprises a guiding device and a positioning rod, wherein the guiding device is provided with a needle hole, a side groove and a slot; the slot penetrates through the guide device from the top surface to the bottom surface of the guide device; the positioning rod comprises a positioning rod head part and a positioning rod part, the positioning rod part is matched with the slot and can be inserted into the slot in a sliding manner, the guide device can slide along the positioning rod part to adjust the position through the sliding of the positioning rod part in the slot, the second side surface of the guide device is provided with a fixing screw, and the fixing screw is inserted into the slot from the second side surface, so that the positioning rod part is fixed in the slot by screwing the fixing screw when the guide device is adjusted to a proper position; the head part of the positioning rod comprises a puncture hole and an arc-shaped part, and the puncture hole is formed in one end part of the arc-shaped part; the other end of the arc-shaped part is fixedly arranged at the top end of the rod part of the positioning rod, and when the rod part of the positioning rod is fixed in the slot by the fixing screw, the needle hole corresponds to the puncture hole.
The outline of the guide device is a cube; the needle hole and the side groove penetrate through the guide device from the top surface to the bottom surface of the guide device.
The head part and the rod part of the positioning rod are of an integrally formed structure.
The puncture hole be the circular port, the diameter of this puncture hole is 1mm to 3mm.
The cross section of the slot is rectangular, the length of the slot is 5mm, and the width of the slot is 2mm.
The distance between the side edge of the slot close to the second side surface and the second side surface is 1mm to 3mm.
The cross section of the pinhole is circular, and the diameter of the pinhole is 1mm to 3mm.
The width of side groove is 1mm, and length is 2mm.
The length of locating lever pole portion is 15cm, and thickness is 1.5mm, the perpendicular distance between puncture hole and the top of locating lever pole portion is 1cm.
The length of guider is 5cm, and the width is 8mm, and the height is 2cm.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
compared with the prior blind puncture technology, the meniscus suture guider can be operated more accurately, is particularly suitable for beginners, and can save puncture times, save operation time and reduce side injury after puncture is accurate.
The positioning puncture tool of the meniscus suture guider is a hollow needle with a coil, and the head part of the positioning rod adopts a hollow design, so that the needle head can conveniently penetrate out. The guide device of the positioner is in a C-shaped design, and the suture is withdrawn from the side edge of the guide device after the empty needle is punctured, so that the guide device can move freely for repositioning.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a front view of a meniscal suture guide of the present invention.
Fig. 2 is a front view of the guide device of the present invention.
Fig. 3 is a top view of the guide of the present invention.
Fig. 4 is a perspective view of the guide device of the present invention.
FIG. 5 is a schematic view of the installation and use of the meniscal suture guide of the present invention.
Detailed Description
The present invention is described in more detail below to facilitate an understanding of the present invention.
As shown in fig. 1 to 5, the meniscus suture guide of the present invention includes a guide device 1 and a positioning rod 2, the guide device 1 is provided with a needle hole 11, a side groove 12 and a slot 13, the needle hole 11 extends from a first side surface 41 of the guide device 1 to the middle and extends to a position communicated with the needle hole 11; the slot 13 penetrates the guide device from the top surface 43 to the bottom surface 44 of the guide device 1; the positioning rod 2 comprises a positioning rod head 3 and a positioning rod part 4, the positioning rod part 4 is matched with the slot 13 and can be slidably inserted into the slot 13, the guiding device 1 can slide along the positioning rod part 4 to adjust the position through the sliding of the positioning rod part 4 in the slot 13, a fixing screw 14 is arranged on the second side 42 of the guiding device 1, the fixing screw 14 is inserted into the slot 13 from the second side 42, and therefore the positioning rod part 4 is fixed in the slot 13 by screwing the fixing screw 14 when the guiding device 1 is adjusted to a proper position; the positioning rod head 3 comprises a puncture hole 31 and an arc-shaped part 32, wherein the puncture hole 31 is arranged at one end part of the arc-shaped part 32; the other end of the arc portion 32 is fixed to the tip 20 of the positioning rod 4, and the pin hole 11 corresponds to the position of the piercing hole 31 when the fixing screw 14 fixes the positioning rod 4 to the slot 13.
The outline of the guiding device 1 is a cube. As shown in fig. 4, the guide 1 includes a first side surface 41, a second side surface 42, a top surface 43, a bottom surface 44, a front surface 45, and a rear surface 46, the first side surface 41 and the second side surface 42 being arranged in parallel, the top surface 43 and the bottom surface 44 being arranged in parallel, and the front surface 45 and the rear surface 46 being arranged in parallel.
Both the needle hole 11 and the side groove 12 extend through the guide 1 from the top surface 43 to the bottom surface 44 thereof.
The positioning rod head part 3 and the positioning rod part 4 are of an integrally formed structure.
The puncture hole 31 is a circular hole, and the diameter of the puncture hole is 1mm to 3mm, preferably 2mm.
The cross section of the slot 13 is rectangular, the length K of the slot 13 is 5mm, and the width m of the slot 13 is 2mm.
The distance n between the side of the slot 13 close to the second side 42 and the second side 42 is 1mm to 3mm, preferably 2mm.
The cross section of the pinhole 11 is circular, and the diameter of the pinhole 11 is 1mm to 3mm, preferably 2mm.
The side groove 12 has a width a of 1mm and a length b of 2mm.
The length L of the positioning rod part 4 is 15cm, the thickness of the positioning rod part is 1.5mm, and the vertical distance H between the puncture hole 31 and the top end 20 of the positioning rod part 4 is 1cm.
The length A of the guide device 1 is 5cm, the width B is 8mm, and the height C is 2cm.
In the meniscus suturing guider, the head part 3 of the positioning rod has a certain radian, so that menisci can be attached conveniently, the radian can have certain fluctuation, the length range can be different from 3cm to 6cm, and the width and the thickness can also be changed within a certain range. Because locating lever head 3 has slight arc, can make the terminal fine attached meniscus tissue of head, be convenient for fix a position, and the head end has a puncture hole 31 of diameter 2mm, and the syringe needle puncture meniscus is worn out behind the puncture hole after the location, is convenient for introduce the suture and directly sews up.
The direction of the needle hole 11 on the guiding device 1 is consistent with the direction of the puncture hole on the head part of the positioning rod, the guiding device 1 has a certain height (2 cm), the puncture needle head (with a suture) finally can pass through the puncture hole on the head part of the guiding device 1 through the needle hole 11 on the guiding device 1, the puncture needle is taken out after the puncture is successful, the suture is reserved, the suture is pulled out from the side opening part (side groove 12) of the needle hole 11 on the guiding device 1, and the position of the guide for sewing the meniscus is adjusted to conveniently puncture the second needle.
Specifically, when the meniscal suture guide of the present invention is used, as shown in fig. 5, the positioning rod head 3 and the positioning rod 4 are in an approximately 90-degree relationship, the positioning rod head 3 is inserted into a joint cavity, the end is pressed against a damaged position of the meniscus 6 for positioning, the positioning rod head is in the joint, the remaining portion of the positioning rod (the positioning rod 4) is outside the joint, after positioning, the guide device 1 is mounted on the positioning rod 4 (the guide device 1 is outside the joint, the meniscus 6 and the skin are arranged between the guide device 1 and the positioning rod head 3), the guide device 1 slides to a proper position close to the skin, and then the positioning rod 4 is fixed in the slot 13 by the fixing screw 14, so that the guide device 1 and the positioning rod 2 are locked and fixed, the puncture needle 5 passes through the needle hole 11 of the guide device 1, then passes through the skin and the meniscus 6, and passes through the puncture hole 31 of the positioning rod head, and the puncture needle 5 is provided with a suture, so that the suture passes through the skin from the outside through the meniscus, which is equivalent to a needle suture. The suture is then pulled out of the side opening (side slot 12) of the needle hole 11 in the guide 1 and the position of the meniscal suture guide is adjusted to facilitate the puncture of the second needle.
The meniscus suture guide has the following advantages:
1. the guide device 1 of the present invention can slide freely on the positioning rod portion 4.
2. The head part 3 of the positioning rod is designed in an arc shape, and can be well attached to a meniscus.
3. The puncture hole on the head of the positioning rod is designed as a round hole, so that the needle head can conveniently penetrate out.
4. The side opening (side groove 12) of the needle hole 11 of the guide device 1 of the present invention can facilitate the removal of the suture.
The foregoing describes preferred embodiments of the present invention, but is not intended to limit the invention thereto. Modifications and variations of the embodiments disclosed herein may be made by those skilled in the art without departing from the scope and spirit of the invention.
For example, although the positioning rod portion 4 is inserted into the insertion slot 13 in the above preferred embodiment, as an alternative modification, the positioning rod portion 4 may be widened and thickened, a sliding groove may be formed on the side of the positioning rod portion 4, and the guide device 1 may be fitted into the sliding groove in the positioning rod portion 4 to be connected. The diameter of the needle hole 11 in the guide 1 may be varied within a range (e.g. 1.5mm-3 mm) to accommodate different puncture needle diameters.
All such alternative modifications are intended to be included within the scope of the present invention.
Claims (8)
1. The meniscus stitching guider is characterized by comprising a guiding device and a positioning rod, wherein the guiding device is provided with a needle hole, a side groove and an inserting groove, and the side groove extends from a first side surface of the guiding device to the middle and extends to a position communicated with the needle hole; the slot penetrates through the guide device from the top surface to the bottom surface of the guide device; the positioning rod comprises a positioning rod head part and a positioning rod part, the positioning rod part is matched with the slot and can be inserted into the slot in a sliding manner, the guiding device can slide along the positioning rod part to adjust the position through the sliding of the positioning rod part in the slot, a fixing screw is arranged on the second side surface of the guiding device, and the fixing screw is inserted into the slot from the second side surface, so that the positioning rod part is fixed in the slot by screwing the fixing screw when the guiding device is adjusted to a proper position; the head part of the positioning rod comprises a puncture hole and an arc-shaped part, and the puncture hole is formed in one end part of the arc-shaped part; the end part of the other end of the arc-shaped part is fixedly arranged on the top end of the rod part of the positioning rod, and when the rod part of the positioning rod is fixed in the slot by the fixing screw, the needle hole corresponds to the puncture hole;
the outline of the guide device is a cube; the needle hole and the side groove penetrate through the guide device from the top surface to the bottom surface of the guide device;
the head part and the rod part of the positioning rod are of an integrated structure.
2. The meniscal suture guide of claim 1 wherein said puncture is a circular hole having a diameter of 1mm to 3mm.
3. The meniscal suture guide of claim 1, wherein said slot is rectangular in cross section, 5mm long and 2mm wide.
4. The meniscal suture guide of claim 1, wherein the distance between the side of the slot proximate the second side and the second side is 1mm to 3mm.
5. The meniscus suture guide of claim 1, wherein the needle hole is circular in cross section and has a diameter of 1mm to 3mm.
6. The meniscal suture guide of claim 1, wherein said lateral groove is 1mm wide and 2mm long.
7. The meniscus suture guide of claim 1, wherein the positioning rod stem portion has a length of 15cm and a thickness of 1.5mm, and the perpendicular distance between the puncture and the top end of the positioning rod stem portion is 1cm.
8. The meniscal suture guide of claim 1, wherein said guide is 5cm long, 8mm wide and 2cm high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110559577.6A CN113288257B (en) | 2021-05-21 | 2021-05-21 | Semilunar plate stitching guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110559577.6A CN113288257B (en) | 2021-05-21 | 2021-05-21 | Semilunar plate stitching guider |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113288257A CN113288257A (en) | 2021-08-24 |
| CN113288257B true CN113288257B (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110559577.6A Active CN113288257B (en) | 2021-05-21 | 2021-05-21 | Semilunar plate stitching guider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113288257B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4708139A (en) * | 1986-02-24 | 1987-11-24 | Dunbar Iv William H | Arthroscopic drill guide |
| DE4206640C1 (en) * | 1992-03-03 | 1993-11-04 | Paul Dr Weise | Precise joint ligament positioner with holding strand - has positioning region for precise location in joint space coupled by link section to holding strand |
| US7819878B2 (en) * | 2003-12-30 | 2010-10-26 | Zimmer, Inc. | Tibial condylar hemiplasty tissue preparation instruments and methods |
| CN103610479A (en) * | 2013-12-03 | 2014-03-05 | 中南大学湘雅医院 | Meniscus suture positioning guider |
| CN105832414B (en) * | 2015-03-02 | 2018-07-13 | 苏州市立普医疗科技有限公司 | Body puncture frame needle tray guider |
| FR3059542B1 (en) * | 2016-12-06 | 2021-04-16 | Novastep | TOOLS FOR OSTEOSYNTHESIS FORMING A GUIDING SIGHT OF TWO AXIAL SPINDLES |
| CN208339548U (en) * | 2017-11-06 | 2019-01-08 | 丁伟 | A kind of meniscus suture external member |
| CN209751131U (en) * | 2019-01-25 | 2019-12-10 | 山西省人民医院 | Half moon plate sewing positioner |
| CN111513809A (en) * | 2020-04-29 | 2020-08-11 | 山东大学齐鲁医院(青岛) | Accurate bone director that cuts |
-
2021
- 2021-05-21 CN CN202110559577.6A patent/CN113288257B/en active Active
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| CN113288257A (en) | 2021-08-24 |
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