CN106063714B - For the fibrous ring stitching devices after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus - Google Patents
For the fibrous ring stitching devices after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus Download PDFInfo
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- CN106063714B CN106063714B CN201610609490.4A CN201610609490A CN106063714B CN 106063714 B CN106063714 B CN 106063714B CN 201610609490 A CN201610609490 A CN 201610609490A CN 106063714 B CN106063714 B CN 106063714B
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- guide pin
- suture
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- attachment device
- minimally invasive
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- 230000007159 enucleation Effects 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 15
- 230000013011 mating Effects 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 2
- 208000027418 Wounds and injury Diseases 0.000 abstract description 9
- 238000002324 minimally invasive surgery Methods 0.000 abstract description 9
- 230000006378 damage Effects 0.000 abstract description 6
- 238000009958 sewing Methods 0.000 abstract description 6
- 206010052428 Wound Diseases 0.000 abstract description 5
- 230000000007 visual effect Effects 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 4
- 230000002980 postoperative effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000001788 irregular Effects 0.000 description 3
- 210000005036 nerve Anatomy 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 210000001951 dura mater Anatomy 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000012977 invasive surgical procedure Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000004126 nerve fiber Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
- 238000011268 retreatment Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
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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
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/06066—Needles, e.g. needle tip configurations
-
- 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
- A61B17/0469—Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
-
- 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
- A61B17/0482—Needle or suture guides
-
- 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
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/06166—Sutures
-
- 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
- A61B2017/0446—Means for attaching and blocking the suture in the suture anchor
-
- 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
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/06066—Needles, e.g. needle tip configurations
- A61B2017/0608—J-shaped
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rheumatology (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention discloses a kind of fibrous ring stitching devices being used for after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus, including suture needle body and suture, the suture needle body includes guide pin silk and guide pin sleeve, and the guide pin sleeve is sheathed on the guide pin silk, and spacing by the limiting device on guide pin silk；The suture is linked as entirety by suture attachment device and the guide pin silk.The configuration of the present invention is simple, rationally, it is easily operated, it can be applied to the wound suture process of Minimally Invasive Surgery, it can be sutured for failure mechanics of different shapes, whole operation is in visual range under the collaboration of aperture mirror, process safety is controllable, overcomes the problem of postoperative fibrous ring sewing process of Nuclectomy under existing aperture mirror is complicated, time-consuming, efficiency is low, costly and easy generation secondary injury.
Description
Technical field
The invention belongs to the field of medical instrument technology, is related to the instrument for treating protrusion of lumber intervertebral disc, and in particular to Yi Zhongyong
Fibrous ring stitching devices after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus.
Background technology
Since simple vertebral lamina fenestration resection of nucleus pulposus is clinically carried out, the pain of countless patients has been alleviated, but its hand
The later higher secondary recurrence rate of art still brings larger pain to patient, while once the scar of fibrous ring heals after operation
Also very big challenge is brought to Retreatment.It is now recognized that row suture fixation, the either biology to centrum after fiber loop slit
Mechanics is stable and the prevention of postoperative secondary recurrence has and clearly acts on.But interverbebral disc suture is extremely difficult, its is main
The reason is that fibrous ring is located at deeper position after simple decompression by fenestration, the use of existing circle curved suture needle is to have no idea to complete seam
Closing operation, meanwhile, the place of general fibrous ring opening is respectively positioned on nerve root rear, and inappropriate application method is easily lead to
The damage of nerve root and dura mater.
With requirement of the progress and people of medical technology to operation recovery from illness speed, more and more minimally invasive hands of patient requests
Art is treated, and Minimally Invasive Surgery refers to a kind of new technology performed a surgical operation by endoscopes such as laparoscope, thoracoscopes in human body, minimally invasive
Operation at utmost shows a patient every consideration with the superiority that wound is small, pain is light, recovery is fast, mitigates the pain of patient.But for
Protrusion of lumber intervertebral disc Nuclectomy is performed the operation, because the position particularity of lesion, if the design of operation instrument is unreasonable, it is easy to right
The nerve fiber of surrounding causes secondary injury, influences the recovery from illness of patient；In addition, for Nuclectomy Minimally Invasive Surgery, with opening
Operation compare, main problem is that service aisle is fixed, working space is narrow and small, and when operation needs special apparatus, entirely
Sewing process need to carry out in vivo, and because fiber ring position is deeper, narrow space looks for the end of a thread operational difficulties, and time-consuming longer,
Prolonged operation rapid wear hurts dura mater and nerve root, and operation risk is improved for patient, is unfavorable for the smooth of operation
Carry out.The medical instrument that fibrous ring sutures under aperture mirror currently on the market, has the disadvantages that：（1）It is costly；（2）Operation
It is inconvenient；（3）Irregular for incisxal edge, incisxal edge notch in larger distance can not be repaired well, it is therefore desirable to such
Apparatus is improved.
The content of the invention
Goal of the invention：Present invention aims at stitched for present in Nuclectomy minimal invasive surgical procedures in the prior art
Conjunction difficulty is big, time-consuming and sutures the problems such as costly for suture, there is provided and it is a kind of easy to operate, secondary injury is not caused to patient
Be used for the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus after fibrous ring stitching devices.
Technical solution：The fibrous ring suture dress of the present invention being used for after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus
Put, including suture needle body and suture, the suture needle body include guide pin silk and guide pin sleeve, the guide pin sleeve is sheathed on described
On guide pin silk, and it is spacing by the limiting device on guide pin silk；The suture passes through suture attachment device and the guide pin silk
It is linked as entirety.
Further, the guide pin silk includes shank and pinhock, opposite with guide pin sleeve for ease of fixation guide pin silk
The junction of position, person's operation easy to operation, the shank and pinhock is equipped with one week sleeve limit body, the guide pin sleeve
Lower end be set to sharp body, the relative position of the guide pin sleeve and the guide pin silk is led by the sleeve limit body with described
The sharp body limitation of needle sleeve lower end.
Further, to meet body mechanics's design, prevent that occurring sharp part in structure causes human body secondary wound
Evil, the sleeve limit body are the arcuate structure around the guide pin silk protuberance of one week.
Further, for ease of suture attachment device and pinhock combination with separating, the suture attachment device for cone
The sleeve of shape, its opening are equipped with the mating cavity being connected with the pinhock, are equipped with and the suture at the bill of the pinhock
The card-bit part that attachment device coordinates, the suture attachment device are set on the card-bit part, both fixed opposite positions
To put, the suture is fixed on the cone tip part of the suture attachment device, using the outside crack wire-connecting device of surgical needle holder,
Suture attachment device band line can be extracted, wherein card-bit part is the arcuate structure around the bill protuberance of one week.
Further, to meet the requirement of Minimally Invasive Surgery, the total height of the guide pin silk is 220 ~ 300mm；Wherein, institute
The cylindrical structure of shank stated, is highly 180 ~ 270mm, and the pinhock total height is 30 ~ 40 mm, and the suture connects
Connection device total height is 2.5 ~ 3mm, and the total height of the guide pin sleeve is 200 ~ 260 mm.
Further, to meet the requirement of Minimally Invasive Surgery, the internal diameter of the shank is 0.8 ~ 1.5mm, the guide pin sleeve
Outside diameter be 2 ~ 3mm, described sleeve limit body the widest part is 1 ~ 2 mm；The widest part of card-bit part is 0.5 ~ 1mm.
Further, the suture and suture attachment device are Split type structure, and the suture needle body is connected dress with suture
Cooperation is put to be used alone.
Further, for ease of the suture of wound, suture time is reduced, improves suture efficiency, the suture attachment device
Two are used cooperatively for one group, and two suture attachment devices are separately fixed at the both ends of same root suture.
Further, the suture is integrated with suture attachment device, the opposite position in operative process
Fixation is put, opposite slide does not occur.
Further, to save cost of performing the operation, reduction of patient economic pressures, the guide pin silk and guide pin sleeve are multiple
Recycling device.
Beneficial effect：（1）The configuration of the present invention is simple, rationally, it is easily operated, can be applied to the wound suture of Minimally Invasive Surgery
Process, can be irregular for incisxal edge, and the failure mechanics of different shapes such as incisxal edge is in larger distance are sutured, under the collaboration of aperture mirror
For whole operation in visual range, process safety is controllable, overcomes existing Nuclectomy Minimally Invasive Surgery sewing process complexity, consumption
Duration, efficiency it is low and it is easy generation secondary injury the problem of；（2）, on the one hand can be with by designing guide pin sleeve in the present invention
Prevent that bending deformation occurs during human body is stretched into guide pin silk, influence operation progress；On the other hand its rugosity is easy to behaviour
Author holds, and the operation error of generation can not be held because guide pin silk is meticulous by avoiding；（3）Using the present apparatus to minimally invasive fibrous ring
Hand-held fixation guide pin silk is only needed in sewing process, after the completion of threading a needle, so can further be created in narrow and small Minimally Invasive Surgery
Larger operating space, can improve the success rate and efficiency of operation, only need to connect suture using needle holder after threading a needle
Device is pulled out and proposed from pinhock, remove from it is cumbersome, difficult look for the end of a thread process, greatly reduce suture time；（4）In the present apparatus
Only the relatively low suture attachment device of price is disposable consumptive material, and expensive suture needle body can be used for multiple times, effectively
Reduce the medical expense of patient；（5）Compared with existing device, the soft tissue Edge Distance of suture can be controlled using the present invention
With the depth of suture；The gap between soft tissue can also be overcome at the same time；（6）The present apparatus is rational in infrastructure, meets ergonomics and sets
Meter, operating error is small, and success rate of operation is high.
Brief description of the drawings
Fig. 1 is the structure diagram of suture needle body of the present invention；
Fig. 2 is the structure diagram of guide pin sleeve of the present invention；
Fig. 3 is pinhock of the present invention and the split schematic diagram of suture attachment device；
Fig. 4 is pinhock of the present invention and the cooperation schematic diagram of suture needle attachment device；
Fig. 5 is the structure diagram that the present invention two is the one group of suture being used cooperatively attachment device；
Wherein：1st, guide pin silk, 2, guide pin sleeve, 3, shank, 4, pinhock, 5, sleeve limit body, 6, sharp body, 7, suture, 8,
Suture attachment device.
Embodiment
Technical solution of the present invention is described in detail below by attached drawing, but protection scope of the present invention is not limited to
The embodiment.
Embodiment：The fibrous ring stitching devices being used for after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus as shown in Fig. 1 ~ 5,
Including suture needle body and suture, the suture needle body includes guide pin silk 1 and guide pin sleeve 2, and the guide pin sleeve 2 is sheathed on described
On guide pin silk 1；The guide pin silk 1 includes shank 3 and pinhock 4, and the junction of the shank 3 and pinhock 4 is equipped with one week set
Cylinder limit body 5, the sleeve limit body is around the arcuate structure of the guide pin silk protuberance of one week, the guide pin sleeve 2
Lower end be set to sharp body 6, the relative position of the guide pin sleeve 2 and the guide pin silk 1 passes through the sleeve limit body 5 and institute
The sharp body 6 for stating guide pin sleeve lower end limits, wherein 5 being integrated molding structure of shank 3, pinhock 4 and sleeve limit body；It is described
Suture 7 entirety is linked as by suture attachment device 8 and the guide pin silk 1, wherein suture 7 and suture attachment device 8 are one
Body structure, relative position is fixed in operative process, and opposite slide does not occur；The suture attachment device 8 is cone
The sleeve of shape, its opening are equipped with the mating cavity being connected with the pinhock, are equipped with and the suture at the bill of the pinhock
The card-bit part that attachment device coordinates, the suture attachment device are set on the card-bit part, both fixed opposite positions
Put, wherein card-bit part is the arcuate structure around the bill protuberance of one week, and the suture 7 is fixed on the suture connection dress
8 cone tip part is put, when using the outside crack wire-connecting device of surgical needle holder, suture attachment device band line can be extracted.
To meet the requirement of Minimally Invasive Surgery, the total height of the guide pin silk is 250 mm；Wherein, the shank is in circle
Column structure, is highly 216 mm, and the pinhock total height is 34 mm, and the suture attachment device total height is 3mm,
The total height of the guide pin sleeve is 210 mm.
The internal diameter of the shank 3 is 1 mm, and the outside diameter of the guide pin sleeve 2 is 2 mm, and the sleeve limit body 5 is most wide
Locate as 1.5 mm；The widest part of card-bit part is 0.5 mm.
In the present embodiment, suture both ends connecting sewing wire-connecting device, and A, B both ends are divided into, form the suture with line and connect
The structure of connection device complex, suture can be set to different length according to specific needs, this practical structure implements the operation of suture
Process is specific as follows：
（1）Suture attachment device of the A ends with line is socketed on pinhock, and guide pin sleeve is socketed on guide pin silk, directly
Relative displacement does not occur to both are shifted onto, operator holds the top of guide pin silk and guide pin sleeve at the same time, and stretches into people in pinhock
It is lower all the time during body to derive needle sleeve, make both that relative displacement not occur, treat that the suture attachment device with line is passed through with pinhock
Through the fibrous ring side cut after fibrous ring, guide pin sleeve is taken out from human body, the position of hand-held fixation guide pin silk is simultaneously adopted
Suture attachment device of the A ends with line is pulled out from pinhock with needle holder and is proposed to visual range；
（2）Guide pin silk is taken out from human body, suture attachment device of the B ends with line is socketed on pinhock, and by guide pin set
Jacket casing is connected on guide pin silk, until shifting both onto does not occur relative displacement, operator holds guide pin silk and guide pin sleeve at the same time
Top, and the lower derivation needle sleeve all the time when pinhock stretches into human body, make both that relative displacement not occur, treat the suture connection with line
Device is passed through after fibrous ring through the opposite side of the fibrous ring cut with pinhock, guide pin sleeve is taken out from human body, hand
Hold the position of fixation guide pin silk and suture attachment device of the B ends with line is pulled out from pinhock and is proposed to visual using needle holder
Scope；
（3）The both ends of suture are knotted and cut redundance, is i.e. suture finishes.
Operation stitching is implemented using the structure in the present embodiment, eliminates the step of first looking for suture the end of a thread to knot again, it is existing
Look for the end of a thread process generally time-consuming longer in technology, to patient there are larger harm, be also unfavorable for being smoothed out for operation, this knot
Structure only needs to pull out the suture attachment device with line by needle holder and proposes that surrounding time is very short to visual range, accurate
Exactness is high, irregular for incisxal edge, and incisxal edge notch in larger distance has preferable sewing effect；The consumptive material of the present apparatus is
The relatively low suture attachment device of disposable price, because its price is relatively low, can be greatly reduced surgery cost, reduce
The financial burden of patient.
As described above, although the present invention has been represented and described with reference to specific preferred embodiment, but it must not be explained
For to the limitation of itself of the invention., can be right under the premise of the spirit and scope of the present invention that appended claims define are not departed from
Various changes can be made in the form and details for it.
Claims (7)
1. for the fibrous ring stitching devices after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus, including suture needle body and suture, it is special
Sign is：The suture needle body includes guide pin silk and guide pin sleeve, and the guide pin sleeve is sheathed on the guide pin silk, and by
Limiting device on guide pin silk is spacing；The suture is linked as entirety by suture attachment device and the guide pin silk；It is described
Guide pin silk include shank and pinhock, the junction of the shank and pinhock is equipped with one week sleeve limit body, the guide pin
The lower end of sleeve is set to sharp body, and the relative position of the guide pin sleeve and the guide pin silk passes through the sleeve limit body and institute
State the sharp body limitation of guide pin sleeve lower end；The sleeve limit body is the arcuate structure around the guide pin silk protuberance of one week；
The suture attachment device is the sleeve of taper, its opening is equipped with the mating cavity being connected with the pinhock, the pinhock
Bill at be equipped with the card-bit part coordinated with the suture attachment device, the suture attachment device is set in the screens
On part, both fixed relative positions, the suture is fixed on the cone tip part of the suture attachment device.
2. the fibrous ring stitching devices according to claim 1 being used for after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus, its
It is characterized in that：The total height of the guide pin silk is 220 ~ 300mm；Wherein, the cylindrical structure of the shank, is highly
180 ~ 270mm, the pinhock total height are 30 ~ 40 mm, and the suture attachment device total height is 2.5 ~ 3mm, described to lead
The total height of needle sleeve is 200 ~ 260 mm.
3. the fibrous ring stitching devices according to claim 2 being used for after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus, its
It is characterized in that：The internal diameter of the shank is 0.8 ~ 1.5mm, and the outside diameter of the guide pin sleeve is 2 ~ 3mm, and the sleeve is spacing
Body the widest part is 1 ~ 2 mm；The widest part of card-bit part is 0.5 ~ 1mm.
4. the fibrous ring stitching devices according to claim 1 being used for after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus, its
It is characterized in that：The suture is Split type structure with suture attachment device, and the suture needle body coordinates single with suture attachment device
Solely use.
5. the fibrous ring being used for according to claim 1 ~ 4 any one of them after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus sutures
Device, it is characterised in that：The suture attachment device two is used cooperatively for one group, and two suture attachment devices are separately fixed at
The both ends of same root suture.
6. the fibrous ring stitching devices according to claim 5 being used for after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus, its
It is characterized in that：The suture is integrated with suture attachment device, and relative position is fixed in operative process, no
Opposite slide occurs.
7. the fibrous ring stitching devices according to claim 1 being used for after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus, its
It is characterized in that：The guide pin silk and guide pin sleeve are recycling device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610609490.4A CN106063714B (en) | 2016-07-28 | 2016-07-28 | For the fibrous ring stitching devices after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610609490.4A CN106063714B (en) | 2016-07-28 | 2016-07-28 | For the fibrous ring stitching devices after the minimally invasive enucleation of protrusion of lumber intervertebral disc nucleus pulposus |
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| Publication Number | Publication Date |
|---|---|
| CN106063714A CN106063714A (en) | 2016-11-02 |
| CN106063714B true CN106063714B (en) | 2018-05-11 |
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2016
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5632752A (en) * | 1993-10-12 | 1997-05-27 | Urohealth Systems, Inc. | Surgical suturing device |
| CN102512216A (en) * | 2011-12-31 | 2012-06-27 | 上海交通大学 | Controllable self-bending suture needle |
| WO2014126905A1 (en) * | 2013-02-15 | 2014-08-21 | Lmk Research, Llc | Spinal dural repair instruments and methods of using same |
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| Publication number | Publication date |
|---|---|
| CN106063714A (en) | 2016-11-02 |
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Inventor after: Cao Xiaojian Inventor after: Li Haibo Inventor after: Yang Kaixiang Inventor after: Tao Inventor after: Tang Jian Inventor after: Yang Lei Inventor before: Cao Xiaojian Inventor before: Yang Kaixiang Inventor before: Tao Inventor before: Tang Jian Inventor before: Yang Lei |
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Granted publication date: 20180511 |