CN106308861B - A kind of knot pusher - Google Patents

A kind of knot pusher Download PDF

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Publication number
CN106308861B
CN106308861B CN201610751397.7A CN201610751397A CN106308861B CN 106308861 B CN106308861 B CN 106308861B CN 201610751397 A CN201610751397 A CN 201610751397A CN 106308861 B CN106308861 B CN 106308861B
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CN
China
Prior art keywords
pad
fixed block
slot
pusher
knot pusher
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201610751397.7A
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Chinese (zh)
Other versions
CN106308861A (en
Inventor
丁伟
吴波
张相满
盖玉娟
李雪梅
孙龙
万方成
赵建敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANDONG BAINUS MEDICAL INSTRUMENTS CO Ltd
Original Assignee
SHANDONG BAINUS MEDICAL INSTRUMENTS CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHANDONG BAINUS MEDICAL INSTRUMENTS CO Ltd filed Critical SHANDONG BAINUS MEDICAL INSTRUMENTS CO Ltd
Priority to CN201610751397.7A priority Critical patent/CN106308861B/en
Publication of CN106308861A publication Critical patent/CN106308861A/en
Application granted granted Critical
Publication of CN106308861B publication Critical patent/CN106308861B/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/04Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/0469Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/04Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/0482Needle or suture guides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00238Type of minimally invasive operation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/04Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/0469Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
    • A61B2017/0474Knot pushers

Abstract

The present invention relates to a kind of knot pushers, the knot pusher includes knot pusher body and suture probe, there are two symmetrical guide holes for setting on the flanged plate of the pusher body, ring set is provided on the outside of pusher body locking device, the ring set bottom is provided with block corresponding with guide hole;Pusher body lower part is provided with movable wing plate, chain is connected to fixed block under the movable wing plate, and the fixed block two sides are provided with holding tank, and the fixed block center is provided with through-hole, it is placed with silica gel thin slice in the through-hole and holding tank, is provided with elastomer and pad below the fixed block;Using the knot pusher of this structure, ring set can be rotated with locking device, can close guide hole by the block of its lower end;The hard gasket being arranged in elastomer, which ensure that, will not injure body vessel and internal organs in art, tissue approximation and notch are percutaneously closed suitable for endoscope-assistant surgery.

Description

A kind of knot pusher
Technical field
The present invention relates to surgical operating instrument fields, and in particular to a kind of knot pusher.
Background technique
In Clinical Surgery's endoscope-assistant surgery now, such as peritonaeum and fascia layer are not sutured, intraperitoneal nethike embrane easy to form or The problems such as intestinal tube hernia or focal adhesion lead to the possibility of incomplete intestinal obstruction, often cause trocar puncture hole hemorrhage, puncturing hole hernia, There is complication and increases patient suffering.
Patent 201410792946.6 discloses a kind of laparoscope knot push stitching devices, the device by guide and Abdominal cavity suture operation is completed in the cooperation for suturing probe, and when being not inserted into suture probe, probe aperture can not be closed this device, form The access of the straight-through patient's body in the external world, it is easy to when causing the infection of patient's sutured portion, while suturing probe insertion completely with Doctor manually controls, it is easy to rotate the failure so as to cause interior suture in patient's body, which results in such lines Knot push stitching devices are difficult to promote and apply.
Summary of the invention
The present invention in view of the deficiencies of the prior art, provides a kind of knot pusher, and the knot pusher includes Knot pusher body and suture probe, there are two symmetrical guide holes for setting on the flanged plate of the pusher body, are pushing away It send and is provided with ring set on the outside of device body locking device, the ring set bottom is provided with block corresponding with guide hole;The push Device body lower part is provided with movable wing plate, and chain is connected to fixed block under the movable wing plate, and the fixed block two sides are provided with receiving Slot, the fixed block center are provided with through-hole, and silica gel thin slice, the fixed block lower section are placed in the through-hole and holding tank It is provided with elastomer and pad;Using the knot pusher of this structure, ring set can be rotated with locking device, pass through its lower end Block can close guide hole;The hard gasket being arranged in elastomer, which ensure that, will not injure body vessel and interior internal organs in art Official, tissue approximation and notch are percutaneously closed suitable for endoscope-assistant surgery.
The specific technical solution of the present invention is:
A kind of knot pusher, including knot pusher body and suture probe, on the flanged plate of the pusher body There are two symmetrical guide holes for setting, and the guide hole front end is provided with guiding groove, sets on the outside of pusher body locking device It is equipped with ring set, the ring set bottom is provided with block corresponding with guide hole;The suture probe is set on the needle body of handle It is equipped with and the matched locating piece of guiding groove;
The pusher body lower part is connected with movable wing plate by changeover portion, is provided with fixation on the movable wing plate Block, is provided with holding tank on the inside of the fixed block, and the holding tank is provided centrally with the through-hole through fixed block, the through-hole and It is placed with the corresponding silica gel thin slice of shape therewith in holding tank, pad, setting in the pad are connected with below the fixed block Flexible body, the elastomer include snap ring, are provided with symmetrical extension card slot in the long side of the snap ring two sides, in the snap ring Side is connected with spring, and the snap ring is provided centrally with pad slot, and the pad slot is fixedly connected by spring with snap ring, the pad slot For bowl structure, hard gasket is provided in the pad slot;It is hollow bore corresponding with snap ring, the pad in the middle part of the pad It is provided with card slot corresponding with card slot in the long side of platform through-hole two sides, is provided on the short side of the pad two sides and fixed block bottom Shape corresponding raised platforms are provided with solder in the raised platforms;
Using this knot pusher, be in locking state using preceding knot pusher, at this time ring set bottom setting with The corresponding block of guide hole completely encloses guide hole, and when use is inserted into patient's body, is still in locking state at this time, Guide hole is completely enclosed can be to avoid medical staff in non-unlatching-locking apparatus, and operation error will suture in probe insertion body, Stab patient organ or blood vessel;Rotation lock handle when use keeps pusher in the unlocked state, and ring set rotates with it at this time, Guide hole is exposed the insertion for facilitating suture probe by block displacement;Since suture probe is provided with and draws on the needle body of handle The matched locating piece of guide groove, when insertion the locating piece must with guiding groove completely to it is corresponding when insertion suture probe can with draw Guide groove cooperation prevents the silica gel bits for scraping pusher end, guarantees the safety of patient;
And after suturing in probe insertion body, suture probe passes through the silica gel thin slice on movable wing plate in fixed block, it The hard gasket in elastomeric pad slot can be touched afterwards, elastomer is moved with suture probe tip under the action of spring at this time, Intracorporal blood vessel and internal organ are avoided contact with to make to suture probe, due to the elasticity of spring, even if the body feelings of patient with operation Condition difference causes to suture probe insertion depth difference, is also ensured that it will not touch body vessel and internal organ, protects patient's Safety;And when suture probe passes through silica gel thin slice, the suture carried thereon is pushed out to facilitate subsequent suture.
Knot pusher of the present invention has better safety, lives in the prior art due to using above-mentioned design Fixed station is generally only provided on dynamic wing plate to release suture, and the present invention be then further provided with above-mentioned elastomer and Pad, this is another primary object of the invention;And generally connected using inserting mode between medical instruments field, component It connects, and if fixed station is also fixedly connected by the present invention with pad in this way, the fixed effect of inserting mode is very Difference, the two and its is easy to fall off, and if it falls off when insertion sutures probe, bigger danger can be brought to patient, fallen Part is fallen once staying in patient's body will cause malpractice, is all brought a great deal of trouble to patient and medical staff, and this hair Bright inventor is in order to overcome this defect, by the way of solder, is provided with and fixes on the short side of the pad two sides Block bottom shape corresponding raised platforms are provided with solder in the raised platforms, using Ultrasonic Heating when installing in this way Etc. technologies, above-mentioned solder is heated, to fixed block and pad are fixed and welded together, and this mode will not be to bullet Property body causes to damage, it is ensured that safety when use;And compared with general bonding mode, this connection type of the invention is not required to It wants binder to be more in line with the requirement of medical safety, while reducing cost when processing;
The intracorporal gasket of elasticity is hard entity structure, can select stainless steel or hard gel, cannot to suture probe Subject to penetrating;
As it can be seen that it is existing huge to overcome it compared with present invention technical solution disclosed in the patent 201410792946.6 Security risk and design defect, allow knot pusher really safe promotion and application, filled up the technology of this field Blank.
The elastomer and pad are set as one by corresponding card slot and tongue;The elastomer to set as one and Pad is by solder interior welds in the lower section of knot pusher fixed block;When the welding is completed, fixed station and pad are welded on Together, preferably elastomer can be fixed in pad, avoid using when fall off.
The spring is symmetrically arranged with 4;It can preferably disperse to suture pressure when probe insertion in this way, it can also be with More springs are set, but under the premise of ensuring safety and balance production cost, 4 are optimal selection.
The pusher body locking device top is provided with lock handle, and locking device is rotated with lock handle;This Sample can drive block to rotate together, and not need to be individually for its setting rotating mechanism, simplifying device structure reduces processing Cost.
In conclusion ring set can be rotated with locking device using the knot pusher of this structure, pass through the gear of its lower end Block can close guide hole, and bacterium is avoided to enter patient's body by guide hole, while suturing probe and can cooperate with guiding groove, Ensure that probe is guided to be inserted into correct angle, guarantees the safety of patient;And the design of tensile elasticity gasket ensure that in art not Body vessel and internal organs can be injured, tissue approximation and notch are percutaneously closed suitable for endoscope-assistant surgery.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of knot pusher unlocked state of the present invention;
Fig. 2 is the structural schematic diagram of knot pusher locking state of the present invention;
Fig. 3 is the structural schematic diagram of suture probe of the present invention;
Fig. 4 is the side view of suture probe of the present invention;
Fig. 5 is elastomer structure schematic diagram of the present invention;
Fig. 6 is the structural schematic diagram of pad of the present invention;
Fig. 7 is the structural schematic diagram of silica gel thin slice of the present invention;
Fig. 8 is the structural schematic diagram of present invention suture probe insert state;
1-1 is locking device in figure, and 1-2 is ring set, and 1-3 is block, and 1-4 is flanged plate, and 1-5 is pusher body, 1-6 For guiding groove, 1-7 is guide hole, and 1-8 is suture probe, and 1-9 is locating piece, and 1-10 is handle;
2-1 is changeover portion, and 2-2 is through-hole, and 2-3 is fixed block, and 2-4 is holding tank, and 2-5 is elastomer, and 2-6 is pad, 2-7 is movable wing plate, and 2-8 is gasket, and 2-9 is spring, and 2-10 is pad slot, and 2-11 is card slot, and 2-12 is snap ring, and 2-13 is protrusion Platform, 2-14 are solder, and 2-15 is tongue, and 2-16 is long side, and 2-17 is suture probe needles, and 2-18 is silica gel thin slice.
Specific embodiment
Embodiment 1
A kind of knot pusher, including knot pusher body 1-5 and suture probe 1-8, the pusher body 1-5's There are two symmetrical guide hole 1-7 for setting on flanged plate 1-4, and the front end the guide hole 1-7 is provided with guiding groove 1-6, is pushing It is provided with ring set 1-2 on the outside of device body locking device 1-1, the bottom the ring set 1-2 is provided with block corresponding with guide hole 1-7 1-3;The suture probe 1-8 is provided with and the matched locating piece 1-9 of guiding groove 1-6 on the needle body of handle 1-10;
Movable wing plate 2-7, the movable wing plate 2-7 are connected with by changeover portion 2-1 in the knot pusher lower part body 1-5 On be provided with fixed block 2-3, be provided with holding tank 2-4 on the inside of the fixed block 2-3, the holding tank 2-4, which is provided centrally with, to be passed through It wears in the through-hole 2-2, the through-hole 2-2 and holding tank 2-4 of fixed block 2-3 and is placed with the corresponding silica gel thin slice 2- of shape therewith It is connected with pad 2-6 below 18, the fixed block 2-3, elastomer 2-5, the elastomer 2-5 are provided in the pad 2-6 Including snap ring 2-12, symmetrical extension card slot 2-11, the inside snap ring 2-12 are provided in the long side of the two sides the snap ring 2-12 It is connected with spring 2-9, the snap ring 2-12 is provided centrally with pad slot 2-10, and the pad slot 2-10 passes through spring 2-9 and snap ring 2-12 is fixedly connected, and the pad slot 2-10 is bowl structure, is provided with hard gasket 2-8 in the pad slot 2-10;The pad It is hollow bore corresponding with snap ring 2-12 in the middle part of 2-6, is provided with and card slot 2- on the pad 2-6 through-hole two sides long side 2-16 It is flat to be provided with protrusion corresponding with fixed block 2-3 bottom shape on the short side of the two sides the pad 2-6 by 11 corresponding tongue 2-15 Solder 2-14 is provided on platform 2-13, the raised platforms 2-13;
The elastomer 2-5 and pad 2-6 is set as one by corresponding card slot 2-11 and tongue 2-15;
The elastomer 2-5 to set as one and pad 2-6 is solid in knot pusher by solder 2-14 interior welds Determine the lower section of block 2-3.
The spring 2-9 is symmetrically arranged with 4;
The top the pusher body locking device 1-1 is provided with lock handle, and locking device is rotated with lock handle.
Embodiment 2
A kind of knot pusher, including knot pusher body 1-5 and suture probe 1-8, the pusher body 1-5's There are two symmetrical guide hole 1-7 for setting on flanged plate 1-4, and the front end the guide hole 1-7 is provided with guiding groove 1-6, is pushing It is provided with ring set 1-2 on the outside of device body locking device 1-1, the bottom the ring set 1-2 is provided with block corresponding with guide hole 1-7 1-3;
Movable wing plate 2-7, the movable wing plate 2-7 are connected with by changeover portion 2-1 in the knot pusher lower part body 1-5 On be provided with fixed block 2-3, be provided with holding tank 2-4 on the inside of the fixed block 2-3, the holding tank 2-4, which is provided centrally with, to be passed through It wears in the through-hole 2-2, the through-hole 2-2 and holding tank 2-4 of fixed block 2-3 and is placed with the corresponding silica gel thin slice 2- of shape therewith It is connected with pad 2-6 below 18, the fixed block 2-3, elastomer 2-5, the elastomer 2-5 are provided in the pad 2-6 Including snap ring 2-12, symmetrical extension card slot 2-11, the inside snap ring 2-12 are provided in the long side of the two sides the snap ring 2-12 It is connected with spring 2-9, the snap ring 2-12 is provided centrally with pad slot 2-10, and the pad slot 2-10 passes through spring 2-9 and snap ring 2-12 is fixedly connected, and the pad slot 2-10 is bowl structure, is provided with hard gasket 2-8 in the pad slot 2-10;The pad It is hollow bore corresponding with snap ring 2-12 in the middle part of 2-6, is provided with and card slot 2- on the pad 2-6 through-hole two sides long side 2-16 It is flat to be provided with protrusion corresponding with fixed block 2-3 bottom shape on the short side of the two sides the pad 2-6 by 11 corresponding tongue 2-15 Solder 2-14 is provided on platform 2-13, the raised platforms 2-13;
The elastomer 2-5 and pad 2-6 is set as one by corresponding card slot 2-11 and tongue 2-15;And it described sets The elastomer 2-5 and pad 2-6 being integrated are by solder 2-14 interior welds in the lower section of knot pusher fixed block 2-3.
The spring 2-9 is symmetrically arranged with 6;
The top the pusher body locking device 1-1 is provided with lock handle, and locking device is rotated with lock handle.
Embodiment 3
A kind of knot pusher, including knot pusher body 1-5 and suture probe 1-8, the pusher body 1-5's There are two symmetrical guide hole 1-7 for setting on flanged plate 1-4, and the front end the guide hole 1-7 is provided with guiding groove 1-6;The seam Probe 1-8 is closed to be provided on the needle body of handle 1-10 and the matched locating piece 1-9 of guiding groove 1-6;
Movable wing plate 2-7, the movable wing plate 2-7 are connected with by changeover portion 2-1 in the knot pusher lower part body 1-5 On be provided with fixed block 2-3, be provided with holding tank 2-4 on the inside of the fixed block 2-3, the holding tank 2-4, which is provided centrally with, to be passed through It wears in the through-hole 2-2, the through-hole 2-2 and holding tank 2-4 of fixed block 2-3 and is placed with the corresponding silica gel thin slice 2- of shape therewith It is connected with pad 2-6 below 18, the fixed block 2-3, elastomer 2-5, the elastomer 2-5 are provided in the pad 2-6 Including snap ring 2-12, symmetrical extension card slot 2-11, the inside snap ring 2-12 are provided in the long side of the two sides the snap ring 2-12 It is connected with spring 2-9, the snap ring 2-12 is provided centrally with pad slot 2-10, and the pad slot 2-10 passes through spring 2-9 and snap ring 2-12 is fixedly connected, and the pad slot 2-10 is bowl structure, is provided with hard gasket 2-8 in the pad slot 2-10;The pad It is hollow bore corresponding with snap ring 2-12 in the middle part of 2-6, is provided with and card slot 2- on the pad 2-6 through-hole two sides long side 2-16 It is flat to be provided with protrusion corresponding with fixed block 2-3 bottom shape on the short side of the two sides the pad 2-6 by 11 corresponding tongue 2-15 Solder 2-14 is provided on platform 2-13, the raised platforms 2-13;
The spring 2-9 is symmetrically arranged with 2;
The top the pusher body locking device 1-1 is provided with lock handle, and locking device is rotated with lock handle.

Claims (5)

1. a kind of knot pusher, including knot pusher body (5) and suture probe (8), the method for the pusher body (5) There are two symmetrical guide hole (7) for setting on blue plate (4), and guide hole (7) front end is provided with guiding groove (6), pushes away in knot It send the device body lower part (1-5) to be connected with movable wing plate (2-7) by changeover portion (2-1), is provided on the movable wing plate (2-7) Fixed block (2-3), it is characterised in that:
It is provided with ring set (2) on the outside of pusher body locking device (1-1), ring set (2) bottom is provided with and guide hole (7) corresponding block (3);It is matched fixed with guiding groove (6) that suture probe (8) is provided on the needle body of handle (10) Position block (9);
It is connected with pad (2-6) below the fixed block (2-3), is provided with elastomer (2-5) in the pad (2-6), it is described Elastomer (2-5) includes snap ring (2-12), is provided with symmetrical extension card slot (2-11) in the long side of snap ring (2-12) two sides, It is connected with spring (2-9) on the inside of the snap ring (2-12), the snap ring (2-12) is provided centrally with pad slot (2-10), and the pad Slot (2-10) is fixedly connected by spring (2-9) with snap ring (2-12), and the pad slot (2-10) is bowl structure, the pad slot Hard gasket (2-8) is provided in (2-10);It is hollow bore corresponding with snap ring (2-12), institute in the middle part of the pad (2-6) It states and is provided with tongue (2-15) corresponding with card slot (2-11), the pad in pad (2-6) through-hole two sides long side (2-16) Raised platforms (2-13) corresponding with fixed block (3) bottom shape, the raised platforms (2- are provided on the short side of the two sides (2-6) 13) solder (2-14) is provided on.
2. knot pusher according to claim 1, it is characterised in that: pusher body locking device (1-1) top End is provided with lock handle.
3. knot pusher according to claim 1, it is characterised in that: be provided with receiving on the inside of the fixed block (2-3) Slot (2-4), the holding tank (2-4) are provided centrally with the through-hole (2-2) through fixed block (2-3), the through-hole (2-2) and appearance Slot (2-4) of receiving is interior to be placed with the corresponding silica gel thin slice of shape therewith (2-18).
4. knot pusher according to claim 1, it is characterised in that: the elastomer (2-5) and pad (2-6) pass through Corresponding card slot (2-11) and tongue (2-15) set as one;
The elastomer (2-5) to set as one and pad (2-6) are welded on knot pusher by solder (2-14) and fix Below block (2-3).
5. knot pusher according to claim 1, it is characterised in that: the spring (2-9) is symmetrically arranged with 4.
CN201610751397.7A 2016-08-29 2016-08-29 A kind of knot pusher Active CN106308861B (en)

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Application Number Priority Date Filing Date Title
CN201610751397.7A CN106308861B (en) 2016-08-29 2016-08-29 A kind of knot pusher

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CN106308861B true CN106308861B (en) 2019-02-01

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107550529A (en) * 2017-09-29 2018-01-09 陕西洁伦医药生物有限公司 A kind of abdomen wall sewing device
CN108938024B (en) * 2018-07-31 2023-11-24 江苏健瑞宝医疗科技股份有限公司 Protective sleeve, spreading wing and minimally invasive fascia abdominal wall stitching instrument

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010081096A3 (en) * 2009-01-12 2010-12-16 Option 3, Llc Apparatus and methods for tissue closure
CN104887283A (en) * 2015-06-10 2015-09-09 常州健瑞宝医疗器械有限公司 Fascia stitching instrument
CN105266859A (en) * 2015-11-23 2016-01-27 黄盛� Minimally-invasive fascia closer
CN105848591A (en) * 2013-12-09 2016-08-10 泰利福医疗公司 Laparoscopic fascial closure system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010081096A3 (en) * 2009-01-12 2010-12-16 Option 3, Llc Apparatus and methods for tissue closure
CN105848591A (en) * 2013-12-09 2016-08-10 泰利福医疗公司 Laparoscopic fascial closure system
CN104887283A (en) * 2015-06-10 2015-09-09 常州健瑞宝医疗器械有限公司 Fascia stitching instrument
CN105266859A (en) * 2015-11-23 2016-01-27 黄盛� Minimally-invasive fascia closer

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Denomination of invention: A knot pusher

Effective date of registration: 20221128

Granted publication date: 20190201

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