CN102727266A - Knee arthroscopic meniscal stitching needle - Google Patents
Knee arthroscopic meniscal stitching needle Download PDFInfo
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- CN102727266A CN102727266A CN2012102333842A CN201210233384A CN102727266A CN 102727266 A CN102727266 A CN 102727266A CN 2012102333842 A CN2012102333842 A CN 2012102333842A CN 201210233384 A CN201210233384 A CN 201210233384A CN 102727266 A CN102727266 A CN 102727266A
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- needle body
- meniscus
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Abstract
The invention discloses a knee arthroscopic meniscal stitching needle. The stitching needle comprises a hollow needle body (1), a pulley (2), a handle (3), a lead inlet hole (4), and a needle tip (5), wherein the needle body (1) comprises a front part, a back part arranged opposite to the front part, and a middle part for connecting the front part with the back part; the front part of the needle body (1) is provided with the needle tip (5) while the back part of the needle body (1) is provided with the handle (3); the front part of the handle (3) is provided with the pulley (2); the back part of the pulley (2) is provided with the lead inlet hole (4); and the lead penetrates from the lead inlet hole (4) and then is drawn out from the needle tip (5) through the pulley (2). The stitching needle is beneficial to fixing the lead in the puncture process, so that the damages to peripheral tissues and the meniscus in the puncture process are reduced.
Description
Technical field
The present invention relates to the medical operation apparatus, especially a kind of knee joint mirror lower meniscus sewing needle.
Background technology
In recent years, along with the extensively universal aged tendency of population of motion, injury of meniscus of knee joint is more and more.Used to adopt meniscus partly to excise or the way of complete resection is treated meniscus injury, most of patient has received good curative effect.But the coupling obstacle of part patient's meniscectomy patella, articular degeneration aggravation, the cartilage wearing and tearing increase, and have occurred osteoarthritis too early.
Meniscus is a normal structure in the knee joint, and it just as if buffer, has protected the two articular surface between condyle of femur and tibial plateau, absorb the concussion of passing on downwards, and the conduction of power is distributed to face by a diffusion, reduces local stress; In addition, meniscal can also stabilized knee, meniscal wedge-like body can remedy unbecoming between condyle of femur and tibial plateau, with dead space filling around the condyle of femur of circle and the tibial plateau, thereby has increased kneed stability, promotes intraarticular nutrition.Just because of the above-mentioned huge effect that meniscus played, knee joint weight loading exercise and unlikely damage have all the year round just been guaranteed.
Along with people's is carried out deep research to meniscal biomechanics function, more and more recognizes meniscal importance.Now, scholars generally believe should not be simply with the meniscus excision of damage, and should repair as far as possible.The meniscus suturing skill is an at first report of nineteen eighty-two Henning (prosperous peaceful), and through the development in 30 years, suturing skill was greatly enhanced at present.General in the world meniscus sewing method has interior entirely three kinds of the export-oriented certainly interior stitchings of sewing up, reach from inside to outside at present.Suturing skill is recently along with Development of Materials is greatly developed in complete; Existing a plurality of companies develop the meniscus stiching instrument of multiple pattern; Like meniscus screw, meniscus arrow, Fast-fix (meniscus fixed system) etc., make the stitching of arthroscope lower meniscus become and implement easily.Yet complete interior suturing skill is only applicable to meniscus body and the damage of part relief angle; The damage of another part meniscus relief angle needs with technology stitching from inside to outside.And the higher meniscus anterior angle damage of sickness rate does not still have good solution at present clinically, still need use and use from outer inwardly manual suture.
At present, SN commonly used clinically carries out meniscus to be sewed up, and its shortcoming is that syringe needle is more blunt, and puncture is effort comparatively, and is bigger to surrounding tissue and meniscus injury; Therefore, the clinician uses the 18G syringe needle instead and sews up meniscus sometimes, and its advantage is comparatively sharp, reduces surrounding tissue and meniscal damage; Its shortcoming is that needle tubing is shorter, and often length is not enough when sewing up anterior angle.In addition, clinical practice is found, no matter is used SN, syringe needle; Still existing meniscus sewing needle all can't be fixed on suture on the puncture needle when the puncture meniscus, and often lead-in wire comes off or puncture needle penetrates behind the meniscus because puncture needle communicates with the joint in piercing process; The huge fluid pressure of intraarticular is gone out suture outside the joint, needs threading even repeated puncture once more, the threading difficulty; It is more loaded down with trivial details that meniscus is sewed up, and increases operating time and wound.
Summary of the invention
Technical problem:The object of the present invention is to provide a kind of knee joint mirror lower meniscus sewing needle, help the fixing of piercing process suture, reduce in the piercing process surrounding tissue and meniscal damage.
Technical scheme:For solving the problems of the technologies described above, the invention provides a kind of knee joint mirror lower meniscus sewing needle, this sewing needle comprises: the needle body of hollow, pulley, handle, entrance hole, needle point;
Needle body comprises the front portion, with the anterior rear portion that is oppositely arranged with front portion, back-connected middle part;
The needle body front portion is provided with needle point, and the rear portion is provided with the hands handle;
Said handle front portion is provided with pulley, and the pulley rear portion is provided with entrance hole; After penetrating from entrance hole, lead-in wire, passes from needle point through pulley.
Preferably, the length of said needle body is 6-8 centimetres.
Preferably, needle point offers otch, and this otch is the inclined-plane.
Preferably, said needle body is a cylindrical shape.
Preferably, handle is a hexagon.
Preferably, entrance hole communicates with needle body.
Beneficial effect:The present invention is simple in structure and reasonable, easy to use.Needle point is oblique opening, has avoided the circle of traditional SN blunt, reduces in the piercing process surrounding tissue and meniscal damage; The long 6-8cm of needle body, and have multiple directions such as a left side is curved, the right side is curved and upwarp available, can select for use by the clinical practice requirement; Overcome the too short problem of syringe needle, increased handle, conveniently gripped; The pulley in handle the place ahead can be card line equipment, prevents that lead-in wire from coming off; The entrance hole opening in the place ahead of handle is visible, can under direct-view, penetrate lead-in wire easily, thereby overcome the difficulty of syringe needle and SN threading, makes things convenient for operation technique, shortens operating time.
Description of drawings
Fig. 1 is an overall structure sketch map of the present invention;
Fig. 2 is a sectional structure chart of the present invention.
1 is that needle body, 2 is that pulley, 3 is that handle, 4 is that entrance hole, 5 is needle point.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further specified.
The invention provides a kind of meniscus sewing needle that is used for laparoscopic surgery, comprise needle body, pulley, handle, entrance hole, the needle point of hollow.The needle body far-end is a needle point, and needle point is sharp keen, is oblique opening; Help soft tissue, joint capsule and meniscal puncture, needle body is the hollow medical stainless steel structure that the about 1.5mm of diameter is about 6-8cm, can be made as multiple directions such as a left side is curved, the right side is curved and upwarp; To satisfy the clinical practice needs, the needle body rear links to each other with handle and pulley, and pulley is positioned at handle the place ahead; There is an entrance hole at the pulley rear, needs rotary pulley can lead-in wire penetrated or withdraw from after lead-in wire gets into through entrance hole, will go between penetrate from entrance hole after; Rotary pulley, lead-in wire passes from needle point.
Needle body described in the present invention is 6-8 centimetre a cylinder spline structure, needle body can be made into various directions (linear type, upwarp type, a left side curved and right curved), can effectively arrive meniscal each position; Said handle is solid hexgonal structure, and in order to gripping, said entrance hole communicates with pulley teeth and needle body.In this routine implementation process, import when lead-in wire into from entrance hole, the pulley that rotates backward makes lead-in wire move forward along needle body; Pass from needle point, the pulley that stops operating, lead-in wire halts; Pulley can also tighten lead-in wire to a certain extent simultaneously, prevents that lead-in wire from coming off in the meniscus sewing process.The threading simple and fast is saved operating time greatly, and is easy to operate.
Referring to Fig. 1, knee joint mirror lower meniscus sewing needle, this sewing needle comprises: the needle body 1 of hollow, pulley 2, handle 3, entrance hole 4, needle point 5;
Needle body 1 comprises the front portion, with the anterior rear portion that is oppositely arranged with front portion, back-connected middle part;
Needle body 1 front portion is provided with needle point 5, and the rear portion is provided with handle 3;
Said handle 3 front portions are provided with pulley 2, and pulley 2 rear portions are provided with entrance hole 4; After penetrating from entrance hole 4, lead-in wire, passes from needle point 5 through pulley 2.
The length of said needle body 1 is 6-8 centimetres.
Said needle body 1 is a cylindrical shape.
Handle 3 is a hexagon.
Entrance hole 4 communicates with needle body 1.
As shown in Figure 1, a kind of meniscus sewing needle that is used for laparoscopic surgery comprises needle body 1, pulley 2, handle 3, entrance hole 4, needle point 5.Said needle body 1 is the cylindric medical stainless steel structure of hollow; Certain toughness is arranged, and frangible not can be made into different directions (linear type, upwarp type, a left side is curved and right curved) during use; The front end of needle body 1 is the needle point 5 that is oblique opening; Needle point is sharp, helps the soft tissue puncture is reduced the damage to soft tissue; The rear end of needle body 1 is a hexagon handle 3, helps and the gripping of sewing process, and helps holding and sew up strength and direction; There is pulley 2 front portion of said handle 3, and the rear of pulley 2 is an entrance hole 4, can under direct-view, easily lead-in wire be penetrated entrance hole; Pass through pulley rotating; Lead-in wire is passed from needle point, prevent the landing that goes between, thereby overcome the difficulty of syringe needle and SN threading; Make things convenient for operation technique, shorten operating time.
The above is merely preferred embodiments of the present invention; Protection scope of the present invention is not exceeded with above-mentioned embodiment; As long as the equivalence that those of ordinary skills do according to disclosed content is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (6)
1. knee joint mirror lower meniscus sewing needle, it is characterized in that: this sewing needle comprises: the needle body of hollow (1), pulley (2), handle (3), entrance hole (4), needle point (5);
Needle body (1) comprises the front portion, with the anterior rear portion that is oppositely arranged with front portion, back-connected middle part;
Needle body (1) front portion is provided with needle point (5), and the rear portion is provided with handle (3);
Said handle (3) front portion is provided with pulley (2), and pulley (2) rear portion is provided with entrance hole (4); After penetrating from entrance hole (4), lead-in wire, passes from needle point (5) through pulley (2).
2. knee joint mirror lower meniscus sewing needle according to claim 1, it is characterized in that: the length of said needle body (1) is 6-8 centimetres.
3. knee joint mirror lower meniscus sewing needle according to claim 1, it is characterized in that: needle point (5) offers otch, and this otch is the inclined-plane.
4. knee joint mirror lower meniscus sewing needle according to claim 1 is characterized in that: said needle body (1) is a cylindrical shape.
5. knee joint mirror lower meniscus sewing needle according to claim 1 is characterized in that: handle (3) is a hexagon.
6. knee joint mirror lower meniscus sewing needle according to claim 1 is characterized in that: entrance hole (4) communicates with needle body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210233384.2A CN102727266B (en) | 2012-07-06 | 2012-07-06 | Knee arthroscopic meniscal stitching needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210233384.2A CN102727266B (en) | 2012-07-06 | 2012-07-06 | Knee arthroscopic meniscal stitching needle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102727266A true CN102727266A (en) | 2012-10-17 |
| CN102727266B CN102727266B (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210233384.2A Expired - Fee Related CN102727266B (en) | 2012-07-06 | 2012-07-06 | Knee arthroscopic meniscal stitching needle |
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| Country | Link |
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| CN (1) | CN102727266B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363740A (en) * | 2018-12-04 | 2019-02-22 | 上海理工大学 | A kind of meniscus suture wire-threading device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2545981Y (en) * | 2002-05-14 | 2003-04-23 | 赵轩东 | Sewing ligation auxiliary device for abdominoscope operation |
| US20080215070A1 (en) * | 2004-12-01 | 2008-09-04 | Philip L Gildenberg | System and Method for Tensioning a Suture |
| US20120022560A1 (en) * | 2008-10-28 | 2012-01-26 | Ferreira Danial P | Endoscopic suturing device with suture management |
| CN202665606U (en) * | 2012-07-06 | 2013-01-16 | 东南大学 | Knee arthroscopic meniscus suture needle |
-
2012
- 2012-07-06 CN CN201210233384.2A patent/CN102727266B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2545981Y (en) * | 2002-05-14 | 2003-04-23 | 赵轩东 | Sewing ligation auxiliary device for abdominoscope operation |
| US20080215070A1 (en) * | 2004-12-01 | 2008-09-04 | Philip L Gildenberg | System and Method for Tensioning a Suture |
| US20120022560A1 (en) * | 2008-10-28 | 2012-01-26 | Ferreira Danial P | Endoscopic suturing device with suture management |
| CN202665606U (en) * | 2012-07-06 | 2013-01-16 | 东南大学 | Knee arthroscopic meniscus suture needle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363740A (en) * | 2018-12-04 | 2019-02-22 | 上海理工大学 | A kind of meniscus suture wire-threading device |
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|---|---|
| CN102727266B (en) | 2014-04-02 |
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Granted publication date: 20140402 Termination date: 20170706 |