CN103876800B - One kind of arcuate cutter closure clip closure - Google Patents

One kind of arcuate cutter closure clip closure Download PDF

Info

Publication number
CN103876800B
CN103876800B CN 201410068127 CN201410068127A CN103876800B CN 103876800 B CN103876800 B CN 103876800B CN 201410068127 CN201410068127 CN 201410068127 CN 201410068127 A CN201410068127 A CN 201410068127A CN 103876800 B CN103876800 B CN 103876800B
Authority
CN
Grant status
Grant
Patent type
Application number
CN 201410068127
Other languages
Chinese (zh)
Other versions
CN103876800A (en )
Inventor
谢晓
梅举
王明松
李国庆
胡丰庆
胡睿
蒋连勇
Original Assignee
上海交通大学医学院附属新华医院
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
Grant date

Links

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
    • A61B17/07207Surgical 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 the staples being applied sequentially
    • 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
    • A61B2017/07221Stapler heads curved

Abstract

本发明涉及一种弧形的切割闭合器的闭合夹,所述的闭合夹设有钉砧、钉仓、第一壳体、第二壳体和推杆,所述的钉砧设于下方,尾端与第一壳体连接;所述的钉仓设于上方,且钉仓的上方设有滚轴腔,所述的滚轴腔后端设有挡块、弹簧片和横梁,所述的挡块卡在第一壳体的卡槽内;所述的推杆前端由上至下依次设有滚轴、推头、刀片和固定爪;所述的推杆挂在滚轴腔的横梁上;所述的第二壳体与第一壳体相嵌合;所述的钉砧呈弧形,所述的钉仓和推杆与钉砧形状一致;所述的钉砧的前端呈尖细状,顶端为圆弧形钝头,两侧边缘为流线形。 The present invention relates to an arcuate cutter closure clip closure, with the closure clip of the anvil, the staple cartridge, a first housing, a second housing and a push rod, the anvil is provided below, a first housing connected to the trailing end; said cartridge is disposed above, and is provided above the roll staple cartridge chamber, the rear end of the roller chamber is provided with a stopper, the leaf spring and beams, said stopper card into the card slot of the first housing; from top to bottom of the front end of the push rod is provided with rollers, pushing head, blade and the fixed jaw; said pusher rollers hung on the beam chamber ; said second housing to the first housing fitted; said curved anvil, a staple cartridge consistent with the ram and anvil shape; the front end of the tapered shape of the anvil shaped, the top arcuate blunt edge, on both sides in streamlined shape. 本发明的闭合夹不受角度限制,十分容易穿过狭窄的组织和血管间隙,显著提高了手术安全性,缩短了手术时间。 Closed clip of the present invention any angle and easily pass through very narrow gaps tissue and blood vessels, significantly improves the safety of the operation, shorten the operation time.

Description

一种弧形的切割闭合器的闭合夹 One kind of arcuate cutter closure clip closure

[0001]【技术领域】 [0001] TECHNICAL FIELD

[0002]本发明涉及医疗器械技术领域,具体地说,是一种弧形的切割闭合器的闭合夹。 [0002] The present invention relates to the technical field of medical devices, in particular, is an arcuate cutter closure clip closure.

[0003]【背景技术】 [0003] BACKGROUND

[0004]直线切割闭合器是一种常用的手术器械,其包括闭合夹和闭合把手,二者通过连接杆连接,闭合把手内的推杆可以操纵闭合夹内的推杆,进而推动推钉器及刀片,向组织或血管内击发植入两排互相交错的缝钉,对组织或血管进行2-3排交叉钉缝,缝合严密,防止渗漏,并从两边缝钉的中间切开组织。 [0004] endocutter closure is a common surgical instrument comprising a handle and a closed closure clip, both connected by a connecting rod, the push rod closes the closing plunger handle may be manipulated within a folder, in turn pushing the push nail and the blade, the tissue implant firing intravascular or two rows of mutually staggered rows of staples, tissue or blood vessel 2-3 row cross stapling, stitching tight to prevent leakage, tissue and cut from the middle of each staple.

[0005]闭合夹(如ENDO REACH公司的闭合夹)的结构一般包括位于上方的钉砧和位于下方的钉仓,钉仓内部设有推钉器,外部设有带卡槽的第一外壳,钉砧后端设有挡块,正好卡在第一外壳的卡槽内使得钉砧可以相对于钉仓做起合运动,钉砧、钉仓和第一外壳上都设有纵向的走刀槽。 [0005] closure clip (e.g. ENDO REACH closure clip's) structure typically includes an anvil positioned above and below the staple cartridge, the staple cartridge is provided with an internal push a staple, an external card slot is provided with a first housing, the rear end of the anvil is provided with a stopper, so that the anvil just stuck in the slot of the first housing relative to the staple cartridge may start moving together, the anvil, have longitudinal grooves passes the first housing and the cartridge . 钉仓和钉砧后端的外壳空腔内设有推杆,推杆内类似U型,后端开口,前端卡住钉砧的后端横梁,且推杆前端设有滚轴,可沿着钉砧背侧的空腔前后运动,且向前运动时则钉砧相对于钉仓闭合,推杆前端还设有刀片,可沿着走刀槽运动,刀片后方的推杆肩可推动钉仓内的推钉器向前方运动,进一步使得U型钉子伸出钉仓,在钉砧的压迫下封闭为“B”形,推杆前端下方伸出在钉仓和第一外壳的走刀槽外,并由限位块锁定,进而保证了刀片切割的稳定性,钉砧和钉仓后端设有第二外壳,与第一外壳的后端紧密闭合。 Parking cartridge housing cavity staple anvil and the staple pusher in the rear end, similarly U-shaped rear opening, the rear end of the front end of the anvil beams jammed inside the plunger, and the front end of the push rod is provided with rollers, movable along the staple back and forth movement of the back side of the cavity of the anvil when the anvil and the forward movement of the cartridge relative to the closure, also has a distal pusher blade, can go along sipe movement, the pusher can push the shoulder behind the blade within the staple cartridge push forward movement of the staple, so that further U-shaped nails protruding staple cartridge, the closure is a "B" shape under the pressure of the anvil, the lower end of the plunger extends outside the groove passes the first housing and the cartridge, locked by the stopper, thereby ensuring the stability of the cutting blade, the anvil and staple cartridge housing rear end provided with a second, closed tightly with the rear end of the first housing.

[0006]但是上述闭合夹的结构尚具有以下缺陷:I)闭合夹整体为直线形,在进入深部腔隙闭合、切割时,角度容易受到较多限制,造成操作困难,甚至无法完成手术;2)钉仓设置于下方且与后端固定,在通过略小的组织间隙尤其是血管间隙时阻力大,不容易通过,强行通过则可能产生组织和血管撕裂,如果换用上方的钉仓来穿过组织间隙,由于钉仓是活动的,则穿过时不稳定,操作困难;3)钉仓和钉砧的前端均较钝,也给组织间隙的通过增加了阻力。 [0006] However, the configuration of the closure clip still has the drawback that: I) the overall rectilinear closure clip, into deep portions in the cavities is closed, the cut, the more susceptible the angle limit, causing operation difficult or even impossible to complete the operation; 2 ) and the staple cartridge is provided below the fixed rear end, by a slightly smaller interstitial particularly large resistance when the vascular space, is not easy to pass, forced through the tissue and blood vessels may be generated tear, if the change over to use cartridge through the tissue gap, since the staple cartridge is active, then passes through the unstable, difficult to handle; 3) the front end of the staple cartridge and anvil than those blunt, but also to the interstitial space by increasing the resistance. 上述缺陷都将延长手术时间,提高手术操作难度,进一步增加了手术风险。 The above-mentioned defects will extend the operation time and improve the surgical procedure more difficult, further increasing the risk of surgery.

[0007]综上所述,亟需一种更好的适应临床需求,方便手术操作,简化手术方法,缩短手术时间,提高手术安全性以减少手术并发症和死亡率的切割闭合器的闭合夹。 [0007] In summary, a need for an adaptation better clinical needs, convenient surgical procedure, surgical simplified, shortened operation time, improving safety of the operation to reduce surgical complications and mortality cutter closure clip closure .

[0008]【发明内容】 [0008] [DISCLOSURE]

[0009]本发明的目的是针对现有技术中的不足,提供一种弧形的切割闭合器的闭合夹。 [0009] The object of the present invention is directed to the prior art is insufficient to provide an arcuate cutter closure clip closure.

[0010]为实现上述目的,本发明采取的技术方案是: [0010] To achieve the above object, the present invention takes the following technical solution:

[0011] —种弧形的切割闭合器的闭合夹,所述的闭合夹设有钉砧、钉仓、第一壳体、第二壳体和推杆,所述的钉砧设于下方,尾端与第一壳体连接;所述的钉仓设于上方,且钉仓的上方设有滚轴腔,所述的滚轴腔的后端设有挡块、弹簧片和横梁,所述的挡块卡在第一壳体的卡槽内;所述的推杆前端由上至下依次设有滚轴、推头、刀片和固定爪;所述的推杆挂在滚轴腔的横梁上;所述的第二壳体与第一壳体相嵌合将推杆置于二者的空腔内。 [0011] - species arcuate cutter closure clip closure, with the closure clip of the anvil, the staple cartridge, a first housing, a second housing and a push rod, the anvil is provided below, the trailing end of the first housing; said staple cartridge provided above, and is provided above the roll staple cartridge chamber, the rear end of the roller chamber is provided with a stopper, the leaf spring and beams, the stopper card into the card slot of the first housing; from top to bottom of the front end of the push rod is provided with rollers, pushing head, blade and the fixed jaw; said pusher rollers hanging beam chamber ; said second housing to the first housing is fitted to the push rod disposed within the cavity of both.

[0012]所述的钉砧呈弧形,弧度13-17度,弦长5-8cm,所述的钉仓和推杆与钉砧形状一致。 [0012] The anvil curved, arc chord length of 5-8cm 13-17, consistent with the staple cartridge and the anvil and push rod shape.

[0013]所述的钉砧呈弧形,弧度15度。 [0013] The anvil curved, arc of 15 degrees.

[0014]所述的钉砧的前端呈尖细状,顶端为圆弧形钝头,两侧边缘为流线形。 [0014] The front end of the anvil form a tapered shape, arc-shaped blunt tip, is streamlined side edges.

[0015]所述的钉砧与第一壳体为一体成型。 [0015] The anvil integrally molded with the first housing.

[0016]所述的闭合夹设有与所述推杆的固定爪相匹配的锁块。 [0016] The closure clip is provided with a fixed jaw pusher matches the lock block.

[0017]本发明优点在于: [0017] The advantages of the present invention comprising:

[0018] 1、钉砧、钉仓均为弧线形,弧度13-17度,在进入深部腔隙闭合、切割时,角度不再受限; [0018] 1, the anvil, the staple cartridge are arc-shaped, 13-17 degree arc, into deep portions in the cavities is closed, the cutting, the angle is no longer limited;

[0019] 2、钉仓设计在上方,钉砧设计在下方并和第一壳体固定为一体,手术操作中则可使用下方较小的钉砧穿过组织间隙,操作更方便,且术者容易施力,降低了组织和血管撕裂的发生概率; [0019] 2, the staple cartridge design at the top, and the anvil is on the bottom and the first housing integrally fixed, the operator can use the smaller gap below the anvil through tissue, more convenient operation, and the surgeon easy to force, reducing the probability of occurrence of vascular tissue and tear;

[0020] 3、钉砧的前端设计成顶端为圆弧形钝头的尖细状,可作为导引结构,更易于钉砧穿过组织间隙。 [0020] 3, the front end of the anvil is designed as a tapered shape to the top of the arc-shaped blunt, as a guide structure, the anvil through tissue is easier gap.

[0021]【附图说明】 [0021] BRIEF DESCRIPTION

[0022]图1是本发明弧形的切割闭合器的闭合夹外部结构示意图。 [0022] FIG. 1 is an arcuate outer cutter closure schematic view of the closure clip.

[0023]图2是本发明弧形的切割闭合器的闭合夹内部结构示意图。 [0023] FIG. 2 is a cutter of the present invention, arcuate closure schematic internal structure of the closure clip.

[0024]【具体实施方式】 [0024] DETAILED DESCRIPTION OF THE INVENTION

[0025]下面结合附图对本发明提供的具体实施方式作详细说明。 [0025] DETAILED DESCRIPTION OF THE DRAWINGS Embodiment of the present invention provides detailed description.

[0026]附图中涉及的附图标记和组成部分如下所示: [0026] The drawings relate to the reference numerals and components are as follows:

[0027] 1.钉砧,2.钉仓,3.第一壳体,4.第二壳体,5.走刀槽,6.滚轴腔,7.挡块,8.卡槽, [0027] 1. anvil, 2 cartridge, 3. The first housing 4. The second housing 5. Walking sipes, 6 roller chamber 7. Stopper, 8 slot,

9.推杆,10.卡边,11.顶盖,12.底板,13.弹簧片,14.横梁,15.推钉器,16.滚轴,17.推头,18.刀片,19.固定爪,20.锁块,21.第一钉仓,22.第二钉仓 9. A pusher, 10. Card edge, 11 cover, 12 bottom plate, 13 spring, 14 beams, 15. Staple pushing unit, 16 roller, 17. Tuitou, 18 blade, 19. fixing claw, 20 lock block 21. The first staple cartridge 22. The second staple cartridge

[0028] 实施例1 [0028] Example 1

[0029]请参照图1,图1是本发明弧形的切割闭合器的闭合夹外部结构示意图。 [0029] Referring to FIG. 1, FIG. 1 is an arcuate outer cutter closure schematic view of the closure clip. 所述的闭合夹设有钉砧1、钉仓2、第一壳体3和第二壳体4。 The closure clip is provided with an anvil, the staple cartridge 2, the first housing 3 and the second housing 4. 所述的钉砧I整体呈弧形,弧度13-17度,弦长5-8cm;所述的钉砧I中央设有纵向的走刀槽5,钉砧I的前端呈尖细状,顶端为圆弧形钝头,往后其两侧边缘为流线形,自然地与其后段的钉砧I两侧边缘衔接;所述的钉砧I的后端与第一壳体3固定。 The whole of the arcuate anvil I, 13-17 of curvature, chord length 5-8cm; I said anvil is provided with a central longitudinal groove 5 passes, the front end of the anvil I form taper-shaped top blunt circular arc shape, a streamline back both side edges thereof, side edges of the anvil I NATURAL convergence subsequent stage thereto; first housing 3 is fixed to the rear end of the anvil I. 所述的钉仓2设于上方,整体形状与所述钉砧I的形状一致;钉仓2的上方设有滚轴腔6;钉仓2的后端设有挡块7,所述的挡块7卡在第一壳体3前端的卡槽8内。 The staple cartridge 2 is provided above, the overall shape conforms to the shape of said anvil I; staple cartridge 2 is provided above the roller chamber 6; the rear end of the staple cartridge 2 is provided with a stopper 7, said stopper block 7 in the card slot 3 of the front end of the first housing 8. 所述的第一壳体3的上方设有第二壳体4,二者上下嵌合而固定。 Above the first housing 3 is provided with the second housing 4, both the upper and lower fixing fitting. 所述的第一壳体3和第二壳体4之间的空腔内设有推杆9,所述的推杆9的前端挂在钉仓2后端的横梁(图中未示出)上。 The first housing 3 and the cavity 4 features a second housing between the pusher 9, the front end of the push rod 9 is caught by the rear end of the staple cartridge 2 cross member (not shown) .

[0030]请参照图2,图2是本发明弧形的切割闭合器的闭合夹内部结构示意图。 [0030] Referring to FIG. 2, FIG. 2 is a cutter of the present invention, arcuate closure schematic structure of an internal closure clip. 所述的滚轴腔6包括卡片10、顶盖11和两块底板12,所述的卡片10设于滚轴腔6两侧边缘,向下方延伸,所述的顶盖11设于滚轴腔6顶面,所述的两块底板12设于滚轴腔6底面,且两块底板12中间留有槽,即走刀槽5,所述的两块底板12的尾端两侧均设有一个向外侧延伸的挡块7,且两块底板12的尾端各设有一个弹簧片13,两个弹簧片13的后端设有横梁14。 The chamber 6 includes a card rollers 10, two top cover 11 and bottom plate 12, the card 10 is provided on the edge of the cavity 6 on both sides of the roller, extends downward, the top cover 11 provided in the roller chamber 6 a top surface, a bottom plate 12 provided on the two roller cavity bottom surface 6, leaving the middle of the bottom plate 12 and two grooves, sipes 5 and go, the two sides of the trailing end 12 of the base plate has a stopper extending outwardly 7, and the trailing end 12 of the base plate two spring pieces 13 are each provided with a rear end of the leaf spring 13 is provided with two beams 14. 所述的钉仓2包括第一钉仓21和第二钉仓22,所述的第一钉仓21和第二钉仓22之间为走刀槽5,二者的前端为一体,钉仓2内设有推钉器15。 The staple cartridge 2 comprises a first 21 and a second staple cartridge staple cartridge 22, staple cartridge 21 of the first and second staple cartridge to take the sipe 5, both the front end 22 integrally, the staple cartridge 2 equipped with a staple 15 is pushed. 所述的推杆9整体呈与所述钉砧I和钉仓2—致的弧度,推杆9的后端开口,前端的最上端设有横向的滚轴16,所述的滚轴16的后下方为推头17,所述的推头17下方依次为刀片18和固定爪19。 The push rod 9 as a whole with the curvature of the anvil and staple cartridge 2- I actuation of the rear end opening of the push rod 9, with the top front end of the lateral rollers 16, the rollers 16 after the bottom of the pushing head 17, 17 below the pushing head 18 and the blades were fixed jaw 19.

[0031]本发明的闭合器的组装方法是:所述的钉仓2嵌合在所述滚轴腔6的卡边10内而固定;所述的推杆9由后端开口挂在所述滚轴腔6后端的横梁14上,然后与所述滚轴腔6的走向一致,使得所述的滚轴16可以在滚轴腔6内前后滑动;所述的两块底板12尾端的挡块7分别卡在所述第一壳体3的两个卡槽8内,所述的推杆9的推头17、刀片18和固定爪19部分都从走刀槽5内穿过并穿出于所述钉砧I底面,然后由锁块20锁定;所述的第二壳体4正好与所述第一壳体3嵌合固定为一体。 [0031] The method for assembling the closure of the present invention is that: the staple cartridge 2 is fitted and fixed in the roller chamber 6 card edge 10; the opening by the push rod 9 in the rear end hanging 6 on the rear end of the cross roller cavity 14, and to be consistent with the roller chamber 6, such that the roller 16 can slide back and forth within a roller chamber 6; the stopper plate 12 of the two trailing end 7 respectively engaged in the two slots 8 of the first housing 3, the pusher head 9 of the rod 17, the blade 18 and the fixed jaw 19 through the inner portion are away from the sipes 5 and wear out the anvil bottom surface I, and then locked by the lock blocks 20; the second housing 4 is just fitted with the first housing 3 is fixed integrally.

[0032]需要说明的是,本发明将钉砧1、钉仓2设计成弧线形,相应地将所述的推杆9也设计为形状一致的弧线形,并将钉砧I具体规格设计为弧度13-17度,弦长5-8cm,如此在进入深部腔隙闭合、切割时,角度不再受限,该弧度优选为15度,该规格为发明人根据多年临床经验得出,不应视为本领域技术人员的常规选择;所述的钉仓2设计在上方,钉砧I设计在下方并和第一壳体3固定为一体,由于钉砧I的体积远远小于钉仓2,手术操作中则可利用下方较小的钉砧I穿过组织间隙,操作更方便,且术者容易施力,降低了组织和血管撕裂的发生概率,提高了手术安全性;所述的钉砧I的前端设计成顶端为圆弧形钝头的尖细状,可作为导引结构,更易于钉砧I通过组织或血管间隙。 [0032] Incidentally, the present invention is an anvil, the staple cartridge 2 is designed to be arc-shaped, the corresponding push rod 9 is also designed as arc-shaped uniform shape, the anvil and the specifications I design of 13-17 degrees to radians, the chord length of 5-8cm, in so deep into the cavities is closed, the cutting, is no longer limited angle, preferably 15 degrees of the arc, specifications for the stars inventor based on years of clinical experience, this selection should not be considered routine skill in the art; the design of the cartridge 2 at the top, the anvil is on the bottom and I and the first housing 3 is fixed integrally, since the volume of the anvil staple cartridge is much less than I 2, the operator can use the smaller I through the tissue beneath the anvil gap, more convenient, and easy to force the surgeon to reduce the probability of occurrence of vascular tissue and tear, improve surgical safety; the I, the tip of the anvil is designed to taper-shaped tip is blunt circular arc, as a guide structure, easier I anvil through tissue or the vascular space.

[0033]本发明的闭合夹的使用方法是:将本发明的闭合夹的第一壳体3和第二壳体4的尾端与通用闭合把手的连接杆连接,则通过操纵闭合把手就可以推动本发明闭合夹内的推杆9向前运动,所述的滚轴16在滚轴腔6内向前运动,压迫滚轴腔6和钉仓2向下方与所述钉砧I闭合,闭合的过程中,所述的推头17推动推钉器15向前运动,将闭合钉挤压出钉仓2,与钉砧I表面接触受力后形变为“B”型,封闭组织或血管,所述的刀头18则从中间切断组织或血管,实现了闭合和切割的功能。 [0033] The use of the closure clip of the present invention is: the closed trailing end of a first housing of the present invention, the clip 3 and the second housing 4 is connected to the common connecting rod of the closing knob, the handle can be closed by actuating pushing the closure clip of the present invention within the forward movement of the push rod 9, the forward movement of the roller 16 in the roller chamber 6, compression chamber 6 and a staple cartridge the rollers 2 downward and closing the staple anvil I, closed during the pushing head 17 pushes the staple 15 pushed forward movement of the closing staple cartridge 2 is extruded, and after contacting surface of the anvil I deformed to force "B" type, tissue or blood vessels closed, the 18 from the tip of said intermediate cutting tissue or blood vessels, and closed to achieve the cutting function.

[0034]本发明的闭合夹更便于术者操作,十分容易穿过狭窄的组织和血管间隙,组织或血管撕裂事件不再发生,显著提高了手术安全性,缩短了手术时间,降低了并发症发生率和死亡率。 Closure clip [0034] The present invention further facilitates the surgeon operate very easily through the narrow gap and vascular tissue, vascular tissue or tearing of events do not occur, significantly improves the safety of the operation, shortens the operating time, reduces concurrency Morbidity and mortality.

[0035]以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员,在不脱离本发明方法的前提下,还可以做出若干改进和补充,这些改进和补充也应视为本发明的保护范围。 [0035] The above are only preferred embodiments of the present invention, it should be noted that for those of ordinary skill in the art, without departing from the method of the present invention, can make various improvements and additions, modifications and additions of these also it is considered the scope of the present invention.

Claims (4)

  1. 1.一种弧形的切割闭合器的闭合夹,所述的闭合夹设有钉砧、钉仓、第一壳体、第二壳体和推杆,其特征在于,所述的钉砧设于下方,尾端与第一壳体连接,所述的钉砧与第一壳体为一体成型;所述的钉砧的前端呈尖细状,顶端为圆弧形钝头,两侧边缘为流线形;所述的钉仓设于上方,且钉仓的上方设有滚轴腔,所述的滚轴腔的后端设有挡块、弹簧片和横梁,所述的挡块卡在第一壳体的卡槽内;所述的推杆前端由上至下依次设有滚轴、推头、刀片和固定爪;所述的推杆挂在滚轴腔的横梁上;所述的第二壳体与第一壳体相嵌合将推杆置于二者的空腔内。 An arcuate cutter closure clip closure, with the closure clip of the anvil, the staple cartridge, a first housing, a second housing and a push rod, wherein said anvil is provided below, the trailing end of the first connector housing, said anvil integrally molded with the first housing; the front end of the anvil form a tapered shape, arc-shaped blunt tip, as side edges streamlined; said stopper is provided above the cartridge, and provided with rollers above the cartridge chamber, the rear end of the roller chamber is provided with a stopper, the leaf spring and beams, said card a first slot of the inner housing; from top to bottom of the front end of the push rod is provided with rollers, pushing head, the blade and the fixed jaw; said pusher rollers hung on the beam chamber; said a second housing to the first housing is fitted to the push rod disposed within the cavity of both.
  2. 2.根据权利要求1所述的弧形的切割闭合器的闭合夹,其特征在于,所述的钉砧呈弧形,弧度13-17度,弦长5-8cm,所述的钉仓和推杆与钉砧形状一致。 The arcuate cutter closure according to claim 1 closure clip, characterized in that said curved anvil, 13-17 degree arc, 5-8cm chord length, and the staple cartridge consistent putter and anvil shape.
  3. 3.根据权利要求2所述的弧形的切割闭合器的闭合夹,其特征在于,所述的钉砧呈弧形,弧度15度。 3. The arcuate cutter according to claim 2, the closure of the closure clip, characterized in that said anvil curved, arc of 15 degrees.
  4. 4.根据权利要求1或2所述的弧形的切割闭合器的闭合夹,其特征在于,所述的闭合夹设有与所述推杆的固定爪相匹配的锁块。 According to claim 12 or arcuate cutter closure closure clip as claimed in claim, wherein said closure clip pusher is provided to the fixed pawl lock block matches.
CN 201410068127 2014-02-27 2014-02-27 One kind of arcuate cutter closure clip closure CN103876800B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201410068127 CN103876800B (en) 2014-02-27 2014-02-27 One kind of arcuate cutter closure clip closure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201410068127 CN103876800B (en) 2014-02-27 2014-02-27 One kind of arcuate cutter closure clip closure

Publications (2)

Publication Number Publication Date
CN103876800A true CN103876800A (en) 2014-06-25
CN103876800B true CN103876800B (en) 2016-06-22

Family

ID=50946156

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201410068127 CN103876800B (en) 2014-02-27 2014-02-27 One kind of arcuate cutter closure clip closure

Country Status (1)

Country Link
CN (1) CN103876800B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5653373A (en) * 1990-09-17 1997-08-05 United States Surgical Corporation Arcuate apparatus for applying two-part surgical fasteners
EP1943962A2 (en) * 2007-01-11 2008-07-16 Ethicon Endo-Surgery, Inc. Improved curved end effector for a surgical stapling device
CN203841746U (en) * 2014-02-27 2014-09-24 上海交通大学医学院附属新华医院 Arc-shaped occlusion clamp applicable to cutting occlusion device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5653373A (en) * 1990-09-17 1997-08-05 United States Surgical Corporation Arcuate apparatus for applying two-part surgical fasteners
EP1943962A2 (en) * 2007-01-11 2008-07-16 Ethicon Endo-Surgery, Inc. Improved curved end effector for a surgical stapling device
CN101224125A (en) * 2007-01-11 2008-07-23 伊西康内外科公司 Surgical stapling device with a curved end effector
CN101224122A (en) * 2007-01-11 2008-07-23 伊西康内外科公司 Apparatus for closing a curved anvil of a surgical stapling device
CN203841746U (en) * 2014-02-27 2014-09-24 上海交通大学医学院附属新华医院 Arc-shaped occlusion clamp applicable to cutting occlusion device

Also Published As

Publication number Publication date Type
CN103876800A (en) 2014-06-25 application

Similar Documents

Publication Publication Date Title
US4944443A (en) Surgical suturing instrument and method
US8439246B1 (en) Surgical stapler with cartridge-adjustable clamp gap
US4241861A (en) Scissor-type surgical stapler
EP2649949A1 (en) Surgical fastener applying apparatus
US5219354A (en) Dissecting-cum haemostapling scissors
US20070118163A1 (en) Surgical clip and applier device and method of use
US5170925A (en) Laparoscopic stapler with knife means
US5456400A (en) Apparatus and clip for fastening body tissue
US4406392A (en) Surgical stapling instrument
US8157149B2 (en) Crimp and release of suture holding buttress material
US8365975B1 (en) Cam-controlled knife for surgical instrument
US5662260A (en) Surgical staple cartridge
CN101507633B (en) Closure systems for a surgical cutting and stapling instrument
US8091756B2 (en) Varying tissue compression using take-up component
US20130181035A1 (en) Circular Stapling Instruments
US9131940B2 (en) Staple cartridge
US20120255986A1 (en) Surgical staplers with tissue protection and related methods
US20120312859A1 (en) Surgical fastener applying apparatus
CN101028205A (en) Surgical stapling instrument having force controlled spacing end effector
US20160120544A1 (en) Cartridge assemblies for surgical staplers
US20130296891A1 (en) Surgical clip applier with dissector
US20090302093A1 (en) Attachable clamp for surgical stapler
CN103908313A (en) Surgical operating instrument
US8631990B1 (en) Staple trap for surgical stapler
CN2796654Y (en) Linear cutting and suturing instrument

Legal Events

Date Code Title Description
C06 Publication
C10 Entry into substantive examination
C14 Grant of patent or utility model
CF01