CN106667537A - Surgical cutting stapler - Google Patents

Surgical cutting stapler Download PDF

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Publication number
CN106667537A
CN106667537A CN201710107202.XA CN201710107202A CN106667537A CN 106667537 A CN106667537 A CN 106667537A CN 201710107202 A CN201710107202 A CN 201710107202A CN 106667537 A CN106667537 A CN 106667537A
Authority
CN
China
Prior art keywords
nail
tooth
surgical incision
pole
center
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.)
Granted
Application number
CN201710107202.XA
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Chinese (zh)
Other versions
CN106667537B (en
Inventor
向长林
陆坚
王叶挺
王亮
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.)
Suzhou Frankenman Medical Equipment Co Ltd
Original Assignee
Suzhou Frankenman Medical Equipment 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 Suzhou Frankenman Medical Equipment Co Ltd filed Critical Suzhou Frankenman Medical Equipment Co Ltd
Priority to CN201710107202.XA priority Critical patent/CN106667537B/en
Priority to CN202310305127.3A priority patent/CN116138828A/en
Publication of CN106667537A publication Critical patent/CN106667537A/en
Application granted granted Critical
Publication of CN106667537B publication Critical patent/CN106667537B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214Stapler heads
    • A61B2017/07285Stapler heads characterised by its cutter

Abstract

The invention discloses a surgical cutting stapler. A sewing nail and a cutter pad are located on a same side of a cut tissue and can be integrally replaced, so that a component replacement operation is simplified. The surgical cutting stapler comprises an executing head, wherein the executing head comprises a nail anvil component and a nail bin component; the nail bin component comprises a nail bin shell, the sewing nail, a nail pusher and the cutter pad; the sewing nail is located in the nail bin shell; the nail pusher is arranged in the nail bin shell in the manner of sliding back and forth and is used for pushing the sewing nail out of the nail bin shell; the cutter pad is arranged in the nail bin shell; the nail anvil component comprises a cutter which is arranged on a front shelf in the manner of sliding back and forth; a cutting part which is located on the front side of the cutter pad is formed on the front part of the cutter; and the executing head further comprises a reversing driving mechanism for driving the cutter to move from front to back. The surgical cutting stapler further comprises a driving mechanism for driving the nail pusher to move from back to front, wherein the driving mechanism is connected between the executing head and a handle component; and the reversing driving mechanism is connected between the driving mechanism and a rear part of the cutter.

Description

A kind of surgical incision anastomat
Technical field
The invention belongs to medical instruments field, more particularly to a kind of surgical incision anastomat.
Background technology
Traditional straight peen and arc transverse cuts anastomat is mainly used in the difficult reconstruction of digestive tract of exposure of surgical field and internal organs The closure of anastomotic stoma establishment and stump or otch in resection operation.At present, transverse cuts anastomat commonly uses process and is:Locking After handle positioning and locking tissue, firing handle, the cutting knife being hidden in nail bin groupware is promoted to be pushed away by the center-pole that firing handle drives Dynamic, the edge bearing that tissue another side to be cut is nail supporting base and provides tissue Cutting platform, powered vertical cut knife is entirely cut Cut process edge bearing cut-out representative is completed cutting task.Cut-off edge bearing generally cannot be reused.
Tend not to be completed by a joint-cutting in same patient's operation, multiple seaming and cutting are needed, if cut each time Seam all parallel operation tool, will increase patient and cure the disease cost, so being generally required to provide the apparatus for changing component, Ke Yi Reduces cost in the case of patient health is not affected.The existing apparatus for changing component is usually nail supporting base, edge bearing, nail bin groupware group Part is changed together, and it is very high that this many parts change together component operation difficulty, and these parts are not fixed as one, and need to change The each part position of component staff redeployment component, and the degree of freedom between each part is also higher, it is easy to there is maloperation, do not have Trained people changes bad at all, and trained people changes also very hard, changes in component process and wastes very much doctor's energy And operating time.
It coincide as Chinese patent CN101966093B discloses a kind of hysteroscope surgical cutting with replaceable nail bin groupware Device, it performs head and is constituted by frame, slide bar, nail bin groupware and nail-anvil assembly is performed, and has nail groove, ejector pin hole, skateboards slot in cartridge housing With push broach groove, have on the end face of the nail-anvil assembly anastomosis staple grooving corresponding with the anastomosis staple position in nail bin groupware and with The corresponding cutting groove of push broach groove location in cartridge housing, is provided with cutter, the proximal end of cartridge housing in the push broach groove of cartridge housing Have arc chute, when in use, the slide bar is moved nail bin groupware from the proximal end of nail bin groupware to far-end, ejector pin slide plate according to Anastomosis staple is released from nail groove when moving in ejector pin hole by its slope driving ejector pin block.Although its nail bin groupware replacing side Just, but after once suturing, it is desired nonetheless to respectively changed nail bin groupware, the nail-anvil assembly for being provided with edge bearing, using inadequate It is convenient.
The content of the invention
For the problems referred to above, it is an object of the invention to provide a kind of surgical incision anastomat, its staple and edge bearing are located at quilt The same side of tissue is cut, can integrally be changed, so as to simplify unit replacement operation.
To reach above-mentioned purpose, the technical solution used in the present invention is:
A kind of surgical incision anastomat, including the execution head positioned at front end, positioned at the Handleset of rear end, the execution head includes Side arm, the nail-anvil assembly on the side arm and nail bin groupware, the nail bin groupware is including cartridge housing, positioned at the nail bin Staple, the ejector pin for the staple to be released the cartridge housing that can be arranged on slidingly back and forth in the cartridge housing in shell Part, the nail-anvil assembly includes being fixed at nail supporting base on the side arm, be formed with the end face of the nail supporting base with it is described The corresponding staple formation groove of staple, the nail bin groupware also includes the edge bearing in the cartridge housing, and the nail-anvil assembly is also Including the cutting knife that can be located at slidingly back and forth on the side arm, the front portion of the cutting knife is formed with cutting before the edge bearing Portion is cut, the execution head also includes the reversing transmission mechanism for driving the cutting knife to move from A-P, the surgical cutting kiss Clutch also includes that the drive mechanism is connected to the execution for driving the nail-pushing part from the drive mechanism of rear to front movement Between head and the Handleset, the reversing transmission mechanism is connected between the rear portion of the drive mechanism and the cutting knife.
Preferably, the reversing transmission mechanism includes that the gear or gear train for rotating, institute can be driven by the drive mechanism The rear portion for stating cutting knife has the first tooth-strip part, and first tooth-strip part is provided with the multiple teeth being arranged in order along front direction, the tooth Wheel or gear train and first tooth-strip part are engaged and first tooth-strip part and the drive mechanism are located at respectively the gear Or the opposite sides of gear train.
It is highly preferred that the drive mechanism includes the center-pole that can be slided along the longitudinal direction, the anterior tool of the center-pole There is the second tooth-strip part, second tooth-strip part is provided with the multiple teeth being arranged in order along the longitudinal direction, first tooth-strip part and institute The opposite sides that the second tooth-strip part is located at respectively the gear or gear train is stated, the surgical incision anastomat has cut state, When the surgical incision anastomat is in cut state, first tooth-strip part and second tooth-strip part respectively with the gear Or the opposite sides engagement of gear train.
Further, the drive mechanism also include can slide along the longitudinal direction for promoting the nail-pushing part forward Push rod, it is connected between the push rod and the center-pole so that the transmission component that can slide with the center-pole of the push rod, The surgical incision anastomat also has nail hitting state, when the surgical incision anastomat is in nail hitting state, second tooth bar Portion and the gear or gear train are separated, and the staple is pushed into outside the cartridge housing by the nail-pushing part.
Further, the transmission component includes the first cunning for being formed on the center-pole and extending along the longitudinal direction Groove, the first axle being slidably arranged in first chute, the rearward end of leading section and the ejector pin bar are by the first axle Rotate the first hinge bar, the second chute, the energy that are formed on described center-pole and incline extension along the vertical direction of connection The second axle, the leading section in the second described chute is enough slidably arranged in the rearward end of the first described hinge bar by described The second axle rotate the second hinge bar, the 3rd cunning that is formed on described center-pole and extends along the longitudinal direction of connection Groove, the 3rd axle being slidably arranged in the 3rd described chute, the rearward end of the second described hinge bar passes through the described the 3rd Axle rotates with described assembly frame and is connected.
Further, the surgical incision anastomat has original state, when the surgical incision anastomat is in original state When, second tooth-strip part of the center-pole is located at the latter segment distance of the leading section of the push rod.
Further, the drive mechanism also includes back cover, the firing handle being rotatably arranged on the back cover, connection In the percussion part that can be rotated with the firing handle of the firing handle, the percussion part has the rear end with the center-pole Abut against to promote the position of the center-pole forward slip.
It is highly preferred that the reversing transmission mechanism also includes the torque spring for making the gear or gear train reset.
Preferably, the nail-pushing part includes being respectively arranged on multiple rows of ejector pin pin of the edge bearing left and right sides.
Preferably, the side arm is provided with alignment pin, and the elongated slot for extending along the longitudinal direction is offered on the cutting knife, described Alignment pin can be slidably inserted in along the longitudinal direction in the elongated slot.
The present invention adopts above-mentioned technical proposal, has the advantage that compared to existing technology:
Edge bearing and nail bin groupware are located at the same side for being cut tissue, just can only change so when component is changed and be fixed as one The nail bin groupware containing staple and edge bearing, the replacing of staple and edge bearing can be achieved with by shirtsleeve operation, apparatus changes letter Folk prescription just, simplifies unit replacement operation.Edge bearing separates with nail bin groupware and is located at need to be cut tissue respectively in solution prior art The position of both sides, eliminates when changing component many position locations and is changed that component is unstable etc. many-sided difficult, and component is changed in raising Error probability during component is changed using health check-up and reduction.
Description of the drawings
In order to be illustrated more clearly that technical scheme, embodiment will be described below needed for the accompanying drawing to be used It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area For logical technical staff, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Schematic diagram of the accompanying drawing 1 for a kind of surgical incision anastomat of the invention in original state;
Accompanying drawing 2 is a kind of schematic diagram of nail bin groupware of the present invention;
Accompanying drawing 3 is a kind of schematic diagram of cutting knife of the present invention;
Accompanying drawing 4 is to perform schematic diagram of the head in nail hitting state shown in accompanying drawing 1;
Accompanying drawing 5 is that the head that performs shown in accompanying drawing 4 eliminates the schematic diagram after the nail supporting base of left side;
Accompanying drawing 6 is to perform schematic diagram of the head in cut state shown in accompanying drawing 1;
Accompanying drawing 7 is that the head that performs shown in accompanying drawing 6 eliminates the schematic diagram after the nail supporting base of left side.
In above-mentioned accompanying drawing,
1st, head is performed;2nd, Handleset;3rd, drive mechanism;
11st, side arm;110th, alignment pin;12nd, nail-anvil assembly;13rd, nail bin groupware;14th, gear;15th, torque spring;
121st, nail supporting base;122nd, cutting knife;1220th, cutting part;1221st, the first tooth-strip part;1222nd, elongated slot;
131st, cartridge housing;132nd, nail-pushing part;133rd, edge bearing;
30th, back cover;31st, center-pole;310th, the second tooth-strip part;32nd, push rod;33rd, firing handle;34th, part is fired;3a, first are slided Groove;3b, first axle;3c, the first hinge bar;3d, the second chute;3e, the second axle;3f, the second hinge bar;3g, the 3rd chute; 3h, the 3rd axle.
Specific embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy It is easier to be understood by the person skilled in the art.Here is it should be noted that for the explanation of these embodiments is used to help Understand the present invention, but do not constitute limitation of the invention.Additionally, involved in invention described below each embodiment As long as and to technical characteristic do not constitute each other conflict just can be combined with each other.
Address in the present invention it is forward and backward wait the noun of locality be according to the usual observation visual angle of those skilled in the art and in order to What narration was conveniently defined, do not limit specific direction.Such as, it is forward and backward to correspond respectively to the left side of paper, right side in accompanying drawing 1.
As shown in accompanying drawing 1-7, a kind of surgical incision stapler, including the execution 1 positioned at front end, positioned at the handle of rear end Component 2, the drive mechanism 3 for connecting execution 1 and Handleset 2.
Execution 1 includes side arm 11, the nail-anvil assembly 12 on side arm 11 and the nail bin groupware on side arm 11 13.Wherein, nail bin groupware 13 is specially and side arm 11 is removably disposed, and offers on side arm 11 and the phase interworking of nail bin groupware 13 The tank of conjunction, nail bin groupware 13 can along slidingly back and forth insert tank along for seam be incorporated in once suture after it is detachable.
Nail bin groupware 13 includes the internal cartridge housing 131 with cavity volume, in cartridge housing 131 for many of suture tissue Individual staple, is formed with the multiple nail slotted eyes projected for staple on cartridge housing 131, nail bin groupware component 13 also includes can be along front Rear direction is slidably arranged in cartridge housing 131 to be used for the nail-pushing part 132 of staple push nail slotted eye.Nail bin groupware 13 also includes The edge bearing 133 that can coordinate with cutting knife in cartridge housing 131, edge bearing 133 is specifically located on nail-pushing part 132, nail-pushing part 132 Upper to have multiple rows of ejector pin pin, the left and right sides of edge bearing 133 is correspondingly arranged on respectively at least row's ejector pin pin.
Nail-anvil assembly 12 includes the nail supporting base 121 that can coordinate with staple, is formed with the rear end face of nail supporting base 121 and institute State the corresponding staple formation groove of staple.When staple is pushed out cartridge housing 131 and after organizing, staple is contacted with nail supporting base 121 So as to the brake forming in the presence of staple formation groove.Nail bin groupware 13 be located at nail-anvil assembly 12 after, the two be oppositely arranged and With certain intervals.Nail-anvil assembly 2 also includes the cutting knife 122 that can be located at slidingly back and forth on side arm 11, the anterior shape of cutting knife 122 Into the cutting part 1220 having before edge bearing 133.It is corresponding with nail-pushing part 132, cutting knife 122 be respectively arranged on the left side and the right side to A few nail supporting base 121.Specifically, side arm 11 is provided with alignment pin 110, offer what is extended along the longitudinal direction on cutting knife 122 Elongated slot 1222, alignment pin 110 can be slidably inserted in along the longitudinal direction in elongated slot 1222.Elongated slot is more than 1222 and is opened in and cuts The diverse location of knife 122.
Above-mentioned drive mechanism 3 is used to drive nail-pushing part 132 to be sutured so that staple to be released from rear to front movement.Hold Wardrobe 1 also include the reversing transmission mechanism for driving cutting knife 122 to move from A-P, and another effect of drive mechanism 3 is Drive cutting knife 122 to move backward from A-P by reversing transmission mechanism and cut.Reversing transmission mechanism is connected to driving Between the rear portion of mechanism 3 and cutting knife 122.Reversing transmission mechanism includes that the gear 14 or gear of rotation can be driven by drive mechanism 3 Group, the rear portion of cutting knife 122 has the first tooth-strip part 1221, and the upper limb of the first tooth-strip part 1221 is provided with what is be arranged in order along front direction The bottom of multiple teeth, gear 14 or gear train and the first tooth-strip part 1221 are engaged and 3 points of the first tooth-strip part 1221 and drive mechanism Not Wei Yu gear 14 or gear train opposite sides up and down.Reversing transmission mechanism is also included for making gear 14 or gear train reset Torque spring 15.
Drive mechanism 3 includes the center-pole 31 that can be slided along the longitudinal direction, and the front portion of center-pole 31 has the second tooth-strip part 310, the lower edge of the second tooth-strip part 310 is provided with the multiple teeth being arranged in order along the longitudinal direction, the first tooth-strip part 1221 and the second tooth Bar portion 310 is located at respectively the opposite sides of gear 14 or gear train, and the surgical incision anastomat has cut state, when surgery is cut Anastomat is cut in cut state, the first tooth-strip part 1221 and the second tooth-strip part 310 are relative with gear 14 or gear train respectively Engage both sides.
Drive mechanism 3 also includes the push rod 32 for promoting nail-pushing part 132 forward that can be slided along the longitudinal direction, is connected to So that push rod 32 can also have with the transmission component of the slip of center-pole 31, the surgical incision anastomat between push rod 32 and center-pole 31 There is nail hitting state, when surgical incision anastomat is in nail hitting state, the second tooth-strip part 310 and gear 14 or gear train are separated, Staple is pushed into outside cartridge housing 131 by nail-pushing part 132.
The surgical incision anastomat has original state, when the surgical incision anastomat is in original state, center-pole 31 The second tooth-strip part 310 be located at push rod 32 leading section latter segment distance.Thus, with center-pole 31 by percussion to advancing slip During dynamic formula, surgical incision anastomat is first changed to nail hitting state from original state, and reconvert is to cut state.
Transmission component includes the first chute 3a for being formed on center-pole 31 and extending along the longitudinal direction, is slidably arranged in the The rearward end of first axle 3b, leading section and push rod 32 in one chute 3a is rotated the first hinge bar of connection by first axle 3b 3c, the second chute 3d for being formed on center-pole 31 and inclining extension along the vertical direction, the second chute 3d can be slidably arranged in Interior the second axle 3e, leading section are rotated the second hinge bar being connected with the rearward end of the first hinge bar 3c by the second axle 3e 3f, the 3rd chute 3g for being formed on center-pole 31 and extending along the longitudinal direction, the 3rd be slidably arranged in the 3rd chute 3g The rearward end of axle 3h, the second hinge bar 3f is rotated with back cover 30 by the 3rd axle 3h and is connected.The upper end of the second chute 3d with The leading section of the 3rd chute 3g is connected, and the second chute 3d is inclined upwardly from front to back extension, the first chute 3a and the second chute 3d is on the same line.When the surgical incision anastomat is in nail hitting state, in the presence of actuating device, i.e. the second axle 3e In the second chute 3d slide so that the first hinge bar 3c and the second hinge bar 3f in same straight line so that push rod 32 Sliding distance more than center-pole 31 sliding distance so that staple releases housing 131 by push piece 132, cutting knife 122 is located at In housing 131;When the surgical incision anastomat is in cut state, center-pole 31 continues forward slip, due to first axle 3b Slide in the first chute 3a, the second axle 3e and the 3rd axle 3h slides in the 3rd chute 3g, so as to the second tooth-strip part 310 and tooth Wheel 14 or gear train are engaged and drive cutting knife 122 to cut from A-P.
The firing handle 33 being connected that also includes being rotated with Handleset 2 of drive mechanism 3 connects and energy with firing handle 33 Enough percussion parts 34 rotated with the rotation of firing handle 33, fire the upper end of part 34 with the rear end with center-pole 3131 Face abuts against to promote the position of the forward slip of center-pole 31.
When center-pole 31 is after certain position is pushed forward to, center-pole 31 is engaged with gear 14 or gear train, gear 14 Or gear set drive cutting knife 122 is moved, cutting knife 122 is realized cutting tissue from lateral nail bin groupware 13 lateral movement of nail supporting base 121 Until cut-out edge bearing 133.Release reset is carried out after the completion of cutting, cutting knife 122 resets with nail bin groupware 13, and apparatus will not hit again Send out.Unit replacement process is:Nail bin groupware is pulled out, then taking out need to newly change component, alignment apparatus engages plug with nail bin groupware Mouthful, toward the press-in of device body direction, click acoustic feedback is heard, change component action and complete.
Above-described embodiment technology design only to illustrate the invention and feature, are a kind of preferred embodiments, and its purpose exists In allowing person skilled in the art to will appreciate that present disclosure and implementing according to this, guarantor of the invention can not be limited with this Shield scope.Equivalence changes or modification that all spirit of the invention are made, all should cover in protection scope of the present invention Within.

Claims (10)

1. a kind of surgical incision anastomat, including positioned at front end perform head, positioned at the Handleset of rear end, the execution head bag Side arm, the nail-anvil assembly on the side arm and nail bin groupware are included, the nail bin groupware is including cartridge housing, positioned at the nail Staple in the shell of storehouse, can be arranged on slidingly back and forth in the cartridge housing for the staple to be released into pushing away for the cartridge housing Nail piece, the nail-anvil assembly includes the nail supporting base being fixed on the side arm, is formed with the end face of the nail supporting base and institute State the corresponding staple formation groove of staple, it is characterised in that:The nail bin groupware also includes the edge bearing in the cartridge housing, institute The cutting knife that nail-anvil assembly also includes to be located at slidingly back and forth on the side arm is stated, the front portion of the cutting knife is formed with positioned at described Cutting part before edge bearing, the execution head also includes the reversing transmission mechanism for driving the cutting knife to move from A-P, The surgical incision anastomat also includes that the drive mechanism connects for driving the nail-pushing part from the drive mechanism of rear to front movement It is connected between the execution head and the Handleset, the reversing transmission mechanism is connected to the drive mechanism and the cutting knife Rear portion between.
2. surgical incision anastomat according to claim 1, it is characterised in that:The reversing transmission mechanism includes can be by institute Stating drive mechanism drives the rear portion of the gear or gear train for rotating, the cutting knife to have the first tooth-strip part, first tooth-strip part It is provided with the multiple teeth being arranged in order along front direction, the gear or gear train and first tooth-strip part engagement and first tooth Bar portion and the drive mechanism are located at respectively the opposite sides of the gear or gear train.
3. surgical incision anastomat according to claim 2, it is characterised in that:The drive mechanism includes can be along front and back To the center-pole for sliding, the front portion of the center-pole has the second tooth-strip part, second tooth-strip part be provided with along the longitudinal direction according to Multiple teeth of secondary arrangement, first tooth-strip part and second tooth-strip part are located at respectively relative the two of the gear or gear train Side, the surgical incision anastomat has cut state, when the surgical incision anastomat is in cut state, first tooth bar Portion and second tooth-strip part are engaged respectively with the opposite sides of the gear or gear train.
4. surgical incision anastomat according to claim 3, it is characterised in that:The drive mechanism also includes can be before and after Direction slide the push rod for promoting the nail-pushing part forward, be connected between the push rod and the center-pole so that described The transmission component that push rod can slide with the center-pole, the surgical incision anastomat also has nail hitting state, when the surgery is cut Anastomat is cut in nail hitting state, second tooth-strip part and the gear or gear train are separated, and the staple is pushed away by described Nail piece is pushed into outside the cartridge housing.
5. surgical incision anastomat according to claim 4, it is characterised in that:The transmission component is described including being formed in The first chute for extending on center-pole and along the longitudinal direction, the first axle being slidably arranged in first chute, leading section with The rearward end of the ejector pin bar by the first axle rotate connection the first hinge bar, be formed on described center-pole and The second chute for inclining extension along the vertical direction, the second axle that can be slidably arranged in the second described chute, leading section with The rearward end of the first described hinge bar by the second described axle rotate connection the second hinge bar, be formed in it is described in The 3rd chute that extends on core bar and along the longitudinal direction, the 3rd axle being slidably arranged in the 3rd described chute, described the The rearward end of two hinge bars is rotated with described assembly frame by the 3rd described axle and is connected.
6. shell Endo-GIA according to claim 4, it is characterised in that:The surgical incision anastomat has initial shape State, when the surgical incision anastomat is in original state, second tooth-strip part of the center-pole is located at before the push rod The latter segment distance of end.
7. surgical incision anastomat according to claim 3, it is characterised in that:The drive mechanism also include back cover, can The firing handle being rotatably arranged on the back cover, the percussion that can be rotated with the firing handle for being connected to the firing handle Part, the percussion part have abut against to promote the position of the center-pole forward slip with the rear end of the center-pole.
8. surgical incision anastomat according to claim 2, it is characterised in that:The reversing transmission mechanism also include for Make the torque spring that the gear or gear train reset.
9. surgical incision anastomat according to claim 1, it is characterised in that:The nail-pushing part is described including being respectively arranged on Multiple rows of ejector pin pin of the edge bearing left and right sides.
10. surgical incision anastomat according to claim 1, it is characterised in that:The side arm is provided with alignment pin, described The elongated slot for extending along the longitudinal direction is offered on cutting knife, the alignment pin can slidably be inserted in along the longitudinal direction the elongated slot It is interior.
CN201710107202.XA 2017-02-27 2017-02-27 Surgical cutting anastomat Active CN106667537B (en)

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CN201710107202.XA CN106667537B (en) 2017-02-27 2017-02-27 Surgical cutting anastomat
CN202310305127.3A CN116138828A (en) 2017-02-27 2017-02-27 Surgical cutting anastomat

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CN201710107202.XA CN106667537B (en) 2017-02-27 2017-02-27 Surgical cutting anastomat

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN112472178A (en) * 2020-11-30 2021-03-12 常州安康医疗器械有限公司 Disposable arc-shaped cutting anastomat
WO2023052989A1 (en) * 2021-09-30 2023-04-06 Cilag Gmbh International Circular surgical stapler with anastomosis release feature

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CN102228386A (en) * 2010-09-16 2011-11-02 北京中法派尔特医疗设备有限公司 Forceps opening assembly with guiding structure and stitching instrument adopting forceps opening assembly
CN104107077A (en) * 2014-07-09 2014-10-22 苏州天臣国际医疗科技有限公司 Anastomat and nail bin assembly used for anastomat
CN207186650U (en) * 2017-02-27 2018-04-06 苏州法兰克曼医疗器械有限公司 A kind of surgical incision anastomat

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US20030130677A1 (en) * 2002-01-08 2003-07-10 Whitman Michael P. Surgical device
CN1627919A (en) * 2002-01-08 2005-06-15 能量医学介入公司 Surgical device
CN1864642A (en) * 2005-05-17 2006-11-22 伊西康内外科公司 Surgical stapler having a plastic closure plate
CN102228386A (en) * 2010-09-16 2011-11-02 北京中法派尔特医疗设备有限公司 Forceps opening assembly with guiding structure and stitching instrument adopting forceps opening assembly
CN104107077A (en) * 2014-07-09 2014-10-22 苏州天臣国际医疗科技有限公司 Anastomat and nail bin assembly used for anastomat
CN207186650U (en) * 2017-02-27 2018-04-06 苏州法兰克曼医疗器械有限公司 A kind of surgical incision anastomat

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112472178A (en) * 2020-11-30 2021-03-12 常州安康医疗器械有限公司 Disposable arc-shaped cutting anastomat
WO2023052989A1 (en) * 2021-09-30 2023-04-06 Cilag Gmbh International Circular surgical stapler with anastomosis release feature

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