CN100506172C - Round tube type external binding apparatus - Google Patents

Round tube type external binding apparatus Download PDF

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Publication number
CN100506172C
CN100506172C CN 200510040191 CN200510040191A CN100506172C CN 100506172 C CN100506172 C CN 100506172C CN 200510040191 CN200510040191 CN 200510040191 CN 200510040191 A CN200510040191 A CN 200510040191A CN 100506172 C CN100506172 C CN 100506172C
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CN
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Prior art keywords
outer
sleeve
staple
stapler
groove
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CN 200510040191
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Chinese (zh)
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CN1868412A (en )
Inventor
印卫忠
陈望东
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苏州天臣国际医疗科技有限公司
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Abstract

本发明涉及外科手术使用的圆管型外装订仪。 The present invention relates to an outer tube-type surgical stapler for use. 通过将仪器的主体结构分为内圈组件和外圈组件,内圈组件中的延长推杆、推槽杆与仪器后侧末端的旋钮,构成装订仪定位调节机构的主要部件,外圈组件中的推钉杆、推钉片与装订仪的击发把手,构成装订仪击发装订机构的主要部件。 By the main structure of the instrument is divided into inner and outer component assembly, the inner assembly to extend the push rod, the push rod and the rear end of the groove instrument knob, constituting the main part of the stapler positioning adjustment mechanism, an outer ring assembly push the shank, the firing handle piece and the staple pushing the stapler, the stapler main components constituting the staple firing mechanism. 与现有技术相比,本发明是一种全新思路的圆管型外装订仪,该装订仪结构简明、使用方便、装订效果比较理想,在医疗器械行业有着很强的推广作用价值。 Compared with the prior art, the invention is a new type of thinking outside of the tube binding instrument, the instrument binding concise, easy to use, the binding effect is ideal, there is a strong role in the promotion value in the medical device industry.

Description

圆管型外装订仪 The stapler outer

駄领域駄 field

本发明涉及实施肠道吻合等外禾4¥术所使用的装订仪,特别为一种圆管型外装订仪,属于医疗器械技术领域。 The present invention relates to the anastomosis stapler embodiment. 4 ¥ Wo substandard surgery is used, as a particular type of outer tube stapler, a medical instrument technical field. 駄背景駄 background

装订仪是外科手术经常使用到的一种医疗器械,其作用魏被切割开的肠道等生理组织进行吻合装订,使手术后的组织恢复生理功能。 The surgical stapler is often used to a medical device, the effect being cut apart Wei physiological intestine anastomosis stapling tissue, the tissue after surgery to restore physiological function. 装订仪性能的差异对于手术过程和手术效果均起着至关重要的作用。 Performance differences stapler for surgical procedures and surgical results were plays a vital role. 现有技术中装订仪的种类比较多,按照手术后装订口的位置分类,装订仪分为内装订 Prior art stapling instrument more types, according to the binding position of the mouth after surgery classification, the stapler into the staple

仪和外装订仪两大类;按照手术后装订口的形状分类,有圆管型装订仪、 直线型装订仪等多个品种。 Instrument and the stapler outer two categories; classification according to shape of the mouth of the stapling operation, there are varieties stapler, linear stapling instrument.

目前国内外医疗器械行业对圆管型内装订仪研究得比较深入,新产品、 新技术不断出现。 At present domestic and foreign medical device industry stapler studied more in depth on the inner tube type, new products, new technologies continue to emerge. 但这种装订仪存在两大方面先天不足, 一是需要在装订口附近开设贲门,二是装订口金属环滞留在组织内腔当中,既妨碍术后取出医疗器械,又影响到术后机体组织恢复功能。 However, there are two aspects of this stapler deficiencies, one needs to open the binding in the vicinity of the cardia port, two metal rings are retained in the binding port lumen tissue which, taken after both interfere with medical equipment, and affects the body tissue after recovery Features. 尽管人们通过技术改进, 采用扩张内吻合等方式对上述第二种缺陷有所弥补,但第一种缺陷仍是不可避免的。 Although people through technical improvements, such as the use of consistent expansion within the above-mentioned second way to make up for some flaws, but the first flaw is still inevitable.

要避免在机体组织上另外开贲门,必须使用外装订仪。 To avoid further open cardiac tissue in the body, you must be used outside the stapler. 相比较而言, 现有技术有关圆管型外装订仪的产品和专利比较少,据申请人所知,近年来公开的美国专利US6769594、 US6769590是比较典型的两种圆管型外装订仪。 In comparison, the prior art related to the outer stapler products and patents is relatively small, the applicant's knowledge, in recent years, disclosed in U.S. Patent No. US6769594, US6769590 are two typical outer tube type stapler. 但是,这两种装订仪都存在仪器结构不够简便、操作4顿较为麻烦、 手术效果不够理想的缺点。 However, there are two binding instrument instrument structure is not easy, operate more trouble Dayton 4, results of operations is not ideal shortcomings. 发明内容 SUMMARY

本发明的目的在于克服现有技术的上述缺陷,提供一种结构简明、使用方便、装订效果比较理想的圆管型外装订仪。 Object of the present invention is to overcome the above drawbacks of the prior art, a configuration provide a concise, easy to use, the binding effect is desirable outer tube-type stapler. 本发明的目的通过以下技术解决方案来实现: Object of the present invention is achieved by the following technical solutions:

圆管型外装订仪,具有定位调节机构和击发装订机构,装订仪本体设有供需要装订的组织穿过的预留口,仪器的主体结构分为内圈组件和外圈组件,内圈组件的后侦抹端装有定位调节用的旋钮,内圈组件与外圈组件之间通过外固定套连成一体,在外固定套的后侧装有锁套,实施击发装订用的把手安装在锁套上面。 An outer tube-type stapler, having a staple firing mechanism and the positioning adjustment mechanism, the stapler body is provided through the tissue stapling is required for the reserved port, the main structure of the instrument is divided into inner and outer component assembly, the inner assembly after the end of the investigation wiping with a knob for adjusting the positioning between the inner assembly and the outer assembly by a fixed outer sleeve integrally connected with the rear side of the outer stationary sleeve locking sleeve, a firing handle mounting embodiment of the lock bookbinding sets above.

本发明的目的还可舰以下技术措施總一步实现- The purpose can also ship the following technical measure of the invention step towards the total -

上述圆管型外装订仪,其中内圈组件分为前半部分和后半部分,后半部分的最里面是圆柱状的固定体,固定体的外面套有延长推杆,延长套管的外面套有固定套管;前半部分从里向外包括内固定套、推槽杆和CT子成形槽,钉子成形槽位于前半部分的前端,内固定套和推槽杆均由两块半环状配件构成,并且通过销杆串接在一起;内圈组件的前后两部分通过内固定套与固定体前端的凸台连成一体,所述旋钮以螺纹方式与固定体的后侧末端连接,旋钮的前端与延长推杆的后侧端面相触接。 The above-mentioned outer tube-type stapler, wherein the inner assembly is divided into a first half and a second half, the second half of the innermost cylindrical fixed body is outside the fixed body has a sleeve extension of the push rod, the outer sleeve extension sleeve a fixed casing; front half from the back portion comprising a fixed sleeve, and a push rod groove CT sub-grooves formed outwardly nail shaped groove at the front portion of the front half, a fixed sleeve and the push rod groove configured by two semi-annular parts , and concatenated together by the pin; inner components before and after the two parts, the knob is threadably connected to the rear end of the fixed body is fixed by the boss integral with the fixed sleeve body of the distal tip of the knob the extension of the rear end surface of the plunger abut.

进一步地,上述圆管型外装订仪中,所述延长推杆的前端设有棘爪,所述固定体的前侧设有止步台阶,止步台阶上面设有凹槽,延长推杆前端的棘爪位于止步台阶的凹槽中,并且与推槽杆末端的端面相触接。 Further, the outer tube-type stapler, the front end of the push rod is provided with a detent extension, the front side of the fixed body is provided with a stepped stop, a recess is provided above the stepped stop, the leading end of the ratchet plunger extension the stop lugs are located at the stepped groove and the end of the push rod end face touching the groove.

更进一步地,上述圆管型外装订仪中,所述推槽杆中间部位设有定位筋,定位筋上面设有环状束缚孔,所述销杆穿过内固定套的铰接头和推槽杆的束缚孔而将它们连成一体。 Still further, the above-mentioned outer tube-type stapler, the middle portion of the push rod provided with a positioning groove rib, an annular rib is positioned above the hole to be bound, the first hinge groove, and push the sleeve through the inner fixing the pin bound hole rod and fused them.

更进一步地,上述圆管型外装订仪中,所述固定套管上设有与对称轴平行的导向花键。 Still further, the above-mentioned outer tube-type stapler, the axis of symmetry is provided with parallel guide splines fixed bushing.

再进一步地,上述圆管型外装订仪中,所述钉子成形槽包括内圈成形槽和外圈成形槽两圈,每圈均由四小块经过铰接或者弹簧丝连接方式连成圆环状。 Still further, the above-mentioned outer tube-type stapler, the nail comprising an inner ring shaped groove and the outer groove-shaped grooves twice a loop by four small wire through a hinge connection or a spring connected to the annular .

另一方面,上述圆管型外装订仪中,所述外圈组件从里向外依次包括钉筒套管、推钉杆和外套管,它们均由半环状的两块铰链在一起;在钉筒套管的前端设有放钉孔,放钉孔的外侧是推钉槽,在推钉槽里装有推钉片,推钉杆的前端内侧为斜面结构,该斜面压在推钉片的夕卜侧。 Meanwhile, the outer tube-type stapler, said outer ring assembly includes, in order from the inside to the outside of cartridge casing, shank and pushing the outer sleeve, by which the two semi-circular hinge together; in the distal end of cartridge casing is provided outside the discharge hole nail, nail holes is put staple pushing groove, pushing the staple with staple pushing plate slot, pushing the front inner shank is inclined structure, the inclined surface to push the staple against the sheet the evening Bu side.

进一步地,上述圆管型外装订仪中,所述外套管的前端封头设有锁紧孔,锁紧孔内装有锁紧螺钉,外套管通过锁紧螺钉与钉筒套管固定在一起。 Further, the outer tube-type stapler, the front end of the outer sleeve head provided with a locking hole, the locking hole with a locking screw, the outer sleeve by a locking screw sleeve secured together with the staple cartridge.

再进一步地,上述圆管型外装订仪中,所述钉筒套管的后端内侧设有定位台阶。 Still further inside the rear end the outer tube-type stapler, the staple cartridge is provided with a cannula positioning step.

更进一步地,上述圆管型外装订仪中,所述放钉孔设置成相互位置错开排列的内外两圈,相应地,推钉片包括内圈推钉片和外圈推钉片两圈。 Still further, the above-mentioned outer tube-type stapler, the staple discharge holes arranged inner and outer positions staggered from each other twice, and accordingly, the staple pushing plate includes an inner ring and an outer staple pushing plate pushes the staple sheet twice.

本发明提供了一种外利手术使用的圆管型外装订仪。 The present invention provides an outer tube-type surgical stapler using one kind of external interest. 通过将仪器的主体结构分为内圈组件和外圈组件,内圈组件中的延长推杆、推槽杆与仪器后侧末端的旋钮,构成装订仪定位调节机构的主要部件,外圈组件中的推钉杆、推钉片与装订仪的击发把手,构成装订仪击发装订机构的主要部件。 By the main structure of the instrument is divided into inner and outer component assembly, the inner assembly to extend the push rod, the push rod and the rear end of the groove instrument knob, constituting the main part of the stapler positioning adjustment mechanism, an outer ring assembly push the shank, the firing handle piece and the staple pushing the stapler, the stapler main components constituting the staple firing mechanism. 与现有技术相比,本发明是一种全新思路的圆管型外装订仪,在医疗器械行业有着很强的推广使用价值。 Compared with the prior art, the invention is a new type of thinking outside of the tube binding instrument, there is a strong promotion of value in the medical device industry. 它结构简明、使用方便、装订效果比较理想,用它进行外科手术可以减少手术步骤、縮短手术时间,术后便于病人康复。 It structure simple, easy to use, the binding effect is over, with which a surgical operation steps can be reduced to shorten the operation time, to facilitate the rehabilitation of patients. 附图说明 BRIEF DESCRIPTION

下面选取典型实施方式对照附图详细叙述本发明的装配和使用过程,以对本发明的技术方案和特点作进一步说明。 Select the following detailed description of exemplary embodiments of the control assembly and use of the drawings of the present invention, in order to further illustrate the technical solutions and features of the invention. 其中-图1、图2是本发明从两个角度观察的立体视图;图3是本发明在外固定套后退、外圈组件打开状态下的结构示意图;图4为本发明未安装把手时的轴向剖面图;图5是外圈组件的立体结构示意图;图6是钉筒套管的立体结构示意图;图7是推钉杆的立体结构示意图; Wherein - FIG 1, FIG 2 is a perspective view of the invention seen from two angles; FIG. 3 is fixed to the outer sleeve of the present invention is retracted, the schematic structure of the outer race assembly is opened; FIG. 4 of the present invention, when the handle shaft is not installed the cross-sectional view; FIG. 5 shows a schematic view of the outer ring assembly; FIG. 6 shows a schematic view of cartridge casing; FIG. 7 is a schematic perspective view of the staple pushing rod;

6图8是外套管的立体结构示意图; 6 FIG. 8 is a schematic perspective view of the outer sleeve;

图9是本发明内圈组件的立体结构示意图; FIG 9 is a schematic perspective view of the inner components of the present invention;

图10是图9前端主体结构的立体示意图; FIG 10 is a perspective view of the structure of FIG 9 the front end of the body;

图11是图9在内圈组件前半部分打开之后的立体结构示意图; FIG 11 is a schematic perspective view showing the structure of 9 after the inner ring assembly before the half opened;

图12是外圈成形槽的结构图。 FIG 12 is a configuration diagram of the outer ring shaped grooves.

图中各附图标记的含义为:1固定体,2延长推杆,3固定套管,4旋钮,5锁套,6外固定套,7内固定套,8推槽杆,9钉筒套管,IO推钉杆,ll外套管,12导向花键,13止步台阶,14凸台,15预留口, 16内圈成形槽,17外圈成形槽,18斜面,19铰接头,20铰銜L 21导槽柱,22内圈推钉片,23外圈推钉片,24推钉槽,25放钉孔,26定位台阶,27导向槽,28销轴,29定位筋,30束缚孔,31销杆,32让位槽,33把手,34锁紧杆,35推进凸台,36、 37锁紧孔,38定向槽口, 39加强筋,40斜面,41封头。 FIG Meanings of reference numerals: 1 fixed body, to extend the push rod 2, 3 is fixed to the sleeve, the knob 4, the locking sleeve 5, 6 fixed to the outer sleeve, the inner sleeve 7 is fixed, groove push rod 8, 9 sets of cartridge tube, pushing the IO shank, ll outer sleeve 12 splined guide, stop step 13, the boss 14, reserved port 15, the groove 16 forming the inner ring, an outer ring shaped groove 17, the inclined surface 18, the first hinge 19, hinge 20 L 21 guides the title column, the inner staple pushing plate 22, the outer ring 23 to push the staple sheet, the staple pushing grooves 24, 25 put the nail holes, the positioning step 26, the guide groove 27, the pin 28, the positioning ribs 29, holes 30 bound , the pin 31, groove 32 give way, the handle 33, the lock lever 34, push projection 35, 36, locking holes 37, the orientation notch 38, the rib 39, the inclined surface 40, the head 41.

如图1〜图12所示,本发明提供的圆管型外装订仪的内圈组件的主体 The body shown in FIG. 1 ~ 12 of the present invention provides the inner components of the stapler outer tube type

结构及其装配方法是:后半部分是把延长推杆2套在固定体1上,并使延 Structure and assembling method are: extension of the latter half of the push rod 2 is fitted over the fixed body 1, and the extension

长推杆2的前端棘爪位于固定体1的止步台阶13上面设置的凹槽当中,在外部套上固定套管3,并通过锁紧孔36锁死在固定体1上;前半部分是将内固定套7的两半环成圆形对齐,把推槽杆8的两半环安在外部,推槽杆8中间设有定位筋29,定位筋29上设有环状束缚孔30,定位筋29两侧设有铰接头的让位槽32,销杆31穿过内固定套7的铰接头和推槽杆8上的束缚孔30而将它们连成一体。 Long lever end of the groove 2 of the pawl stop step 113 which set above the fixed body, the outer sleeve is fixed in the casing 3, and locked by a lock hole 36 on the fixed member 1; the first half is fixed sleeve halves aligned circular rings 7, the two halves of the push rod groove 8 in the outer security ring, the push rod 8 the intermediate groove 29 is provided with positioning ribs, bound an annular rib 29 is positioned on the aperture 30, positioning fulcrum rib 29 is provided on both sides of the groove 32 giving way, the pin 31 is fixed through the inner sleeve and push the head 7 articulated slotted rod holes 830 to be bound and they are integrally connected. 前半部分与后半部分各自装配好之后,把内固定套7套在固定体1的前端凸台14上,并通过锁紧孔把内固定套7的一半圆环锁死在凸台14上。 After good front rear half sections and their assembly, the inner sleeve 7 is fixed on the fixed sleeve body 1 of a front end of the boss 14, and fixed by the inner sleeve locking holes 7 of the half of the annular boss 14 on the lock.

内圈结构当中,钉子成形槽按照以下方法安装:先把四只外圈成形槽17按照其上的铰接头19和铰銜L 20用销两两串连起来形成一个圆环,并留有一开口处,便于手术结束后打开。 Among inner race structure, a nail shaped grooves installed as follows: four first outer ring shaped groove 17 in series to form a ring hinged on the head 19 and the hinge pin title twenty-two L 20, and leaving an opening the easy open after surgery. 该圆环通过四个外圈成形槽17外侧的导槽柱21落入内固定套7末端的槽中而定位,圆环的头皿接处保持活动开口而不用销固定,以便圆环的直径可以适当调节,并且使外圈成形槽17七的斜面18压在推槽杆8的前端斜面上;内圈成形槽16包括有四小块,各小块分别用弹簧丝连接在推槽杆8的外表面的前端斜面上,并紧压着外圈成形槽17外表面的凹台上,,状套在推槽杆8上,与推槽杆8之间通过相互匹配的柱、槽而定位。 The ring formed by four outer grooves 17 of the outer guide groove column 21 falls within a fixed sleeve groove 7 positioned end, remain active at the access opening of the first pan without pin fixed to the ring, so that the diameter of the ring It can be appropriately adjusted, and the outer ring 18 against the inclined surface forming the groove 17 in seven push rod groove 8 of the front end of the inclined surface; an inner ring shaped groove 16 comprises four pieces, each of the spring wire connecting pieces respectively the push rod groove 8 the outer surface of the front end of the inclined surface, and pressed against the outer surface 17 of the platform recess forming an outer ring-shaped groove,, set in the groove push rod 8, the push rod positioning groove matched to each other by a column, between the grooves 8 .

钉子成形槽装配完成之后,便成为一组完整的内圈组件。 After the nail groove forming assembly is completed, it will be a complete set of inner components. 其中,在让位槽32的配合下,推槽杆8可以独自周向旋转,旋转到位后再和内固定套7同步进行周向开合;在销杆31的导向下,推槽杆8可以沿轴向与内固定套7作相对移动。 Wherein, in cooperation gives way groove 32, push slotted rod 8 can be alone a circumferential direction, the rotation in place before and fixed sleeve 7 simultaneously circumferentially closure; at the guide pin rod 31, push the slotted rod 8 may be axially to the inner fixing sleeve 7 are relatively moved. 当推槽杆8横向移动时,与外圈成形槽17、内圈成形糟16的斜面发生作用,使外圈成形槽17、内圈成形糟16形成的圆环的直径同时得到相应程度的扩张。 Grooves when the push rod 8 moves laterally, forming the outer ring groove 17, an inner ring 16 forming slant bad effect occurs, so that the outer race 17 forming grooves, the inner diameter of the molded ring 16 is formed simultaneously bad to give the corresponding degree of expansion .

装配外圈组件时,先装配外圈结构的一半:在放钉孔25内部放入装订钉,对准推钉槽24,在半环状钉筒套管9的前端分别插入内圈推钉片22和外圈推钉片23,并分别在内圈推钉片22、外圈推钉片23与钉筒套管9上的推钉槽24之间添加弹性钢丝;再在钉筒套管9的外部套入半环状推钉杆10,使两者的预留孔15对齐。 When assembling the outer ring assembly, the outer half of the first assembly structure: staple into place inside the nail hole 25, the groove 24 is aligned to push the staple, the staple sheets are inserted at the front end pushes the inner semi-annular staple cartridge casing 9 and the outer sheet 22 pushes the staple 23, respectively, and the inner ring 22 to push the staple sheet, the outer sheet 23 and the staple pushing push the staple cartridge and the groove 9 is added between the spring steel sleeve 24; then the staple cartridge casing 9 set into the semi-circular external push shank 10, so that both the prepared hole 15 is aligned. 此时,推钉杆10的内侧与钉筒套管9外表面的加强筋39接触,推钉杆10前端的内斜面40压在内圈推钉片22和外圈推钉片23之上。 At this time, the rib pushes the shank 9 and the outer surface of the inner sleeve 10 contacts the staple cartridge 39, pushing the shank 40 of the front end of the inclined surface 10 on the inner pressure of the staple pushing plate 22 and the outer sheet 23 pushes the nail. 接着把外套管11从钉筒套管9的前端套入,使预留孔及锁紧?L^f齐,并在封头41的锁紧孔37内装上锁紧螺钉,使外套管ll固定在钉筒套管9上面。 Then the overtube 11 into the sleeve from the distal end of cartridge casing 9, so that the locking hole and reserve? L ^ f together, and locking holes on the locking screw head 41 interior 37 of the outer sleeve is fixed ll staple cartridge casing 9 above. 类{她,按上面方法装配好另外一半外圈组件,再把两只半环状外圈组件按照其上面设置的铰接头配对好,插入销轴28,使之成为可以打开且合起时是完整的圆环状的外圈组件。 She {class, according to the above process the other half of the outer ring assembly is assembled, then the two mating semi-circular outer ring assembly in accordance with good fulcrum disposed thereon, the pin 28 is inserted, making it possible to open and when taken together are complete annular outer components.

整体装配:把装配好的外圈组件打开,使之包在内圈组件的外围,然后再合上,并使钉筒套管9后端内侧的导向槽27与固定套管3上的导向花键12配合。 The whole assembly: the assembly of assembled outer opening, at the periphery of the package so that the inner components, and then closed, the guide groove 9 and the rear end of the inner sleeve 27 of cartridge 3 is fixed on the guide sleeve flower 12 with the key. 接着,从内圈组件的尾部套入外固定套6,使其内部的定向槽口38与钉筒套管9上的筋配合;从装订仪尾部套入锁套5,使锁套5内部的槽口也与固定套管3上的导向花键12配合;套入U型把手33,使把手33两端的锁紧杆34穿入锁套5上面的孔中,把手33两端的ffiif凸台35进入至U外固定套6的槽口中;再推动把手33及锁套5,带动外圈组件整体和外固定套6在导向花键12上朝前端滑移。 Next, from the tail assembly of the inner sleeve into the outer sleeve 6 is fixed, so that the orientation notch mating rib 38 on the inside of the sleeve 9 and the staple cartridge; set into the tail of the stapler from the locking sleeve 5, so that the interior of the locking sleeve 5 also the guide slot 3 on the fixed sleeve 12 spline-fitted; set into the U-shaped handle 33, the handle 33 so that the lock lever 34 penetrates across the upper hole 5 in the locking sleeve, the handle 33 across the projections 35 ffiif fixed to the outer sleeve into the U notch 6; then push the handle 33 and the locking sleeve 5, the outer ring drive assembly integrally fixed to the outer sleeve 6 and the splines 12 toward the front end of the guide slide. 当钉筒套管9尾部的定位台阶26与固定体1的止步台阶13相抵触时,把手33上面的锁紧杆34滑入固定套管3相应的锁紧孔36当中,锁死外圈组件及外固定套6等部件。 When the staple cartridge casing 9 and the rear positioning stop step 26 step 13 of the fixed body conflict, the handle 33 above the lock lever 34 slides into the corresponding locking hole 3 fixing sleeve 36 among the outer lock assembly and an outer fixing sleeve member 6 and the like. 最后,在装订仪的尾部旋上旋钮4,完成装订仪的整体装配。 Finally, at the end of the stapler rotary knob 4, to complete the overall assembly of the stapler.

本发明在使用时,先搬开U型把手33,使把手33上的锁紧杆34脱离固定套管3。 The present invention is in use, to move away the first U-shaped handle 33, the locking lever 34 on the handle 33 from the fixed sleeve 3. 整体向后移动外圈组件,使内圈组件前端的成型槽区域外露,把待装订的肠子(或其它组织)的一端从装配好的装订仪的预留口15穿入,直至内圈组件头部,向外翻折肠管使之伏在内、夕卜圈成型槽16、 17上,再把另一端肠子覆盖在已套好的肠子之上,然后向前推动把手33及锁套5,带动外固定套6和整体外圈组件在导向花键12上滑移。 Rearward movement of the entire assembly of the outer ring, the inner ring groove area forming the front end assembly is exposed, the end of the intestine to be bound (or other tissue) penetrates from the port reserved for the assembled stapler 15, until the inner head assembly portion folded outwardly so that the intestine, including V, Xi Bu ring shaped grooves 16, 17, and then the other end overlying the intestines has been jacketed intestines, then push the handle 33 and the locking sleeve 5 forward, driven an outer stationary sleeve 6 and the outer ring integral assembly guide splines 12 slide.

当钉筒套管9尾部的定位台阶26与固定体1的止步台阶13相«时,把手33的锁紧杆34滑入固定套管3相应的锁紧孔36当中,锁死外圈组件及外固定套6等部件。 When the staple cartridge casing 9 and the rear positioning stop step 26 step 13 of the fixed body 1 «, the locking lever 33 of the handle 34 into the securing sleeve 3 which corresponding locking holes 36 to lock the outer ring assembly and an outer fixing sleeve member 6 and the like. 然后旋转装订仪尾部的旋钮4,向前推动延长推杆2,延长推杆2通过位于止步台阶13的凹槽中的棘爪向前推动推槽杆8,使内、外圈成型槽16、 17径向扩大,从而把待装订的两层肠壁压紧在外圈组件的 Then rotating the knob end of the stapler 4, to extend the push rod 2 is pushed forward, to extend the push rod 2 by pushing the push rod 8 is located in the groove to stop the stepped recess 13 in forward detent, the inner and outer molding grooves 16, 17 radially enlarged, thereby to be pressed against the binding of two outer wall assembly

内壁上。 On the inner wall. 压紧,M:旋钮4的移动距离来控制。 Pressing, M: moving distance of the knob 4 is controlled.

击发时,向下拉动扳手33,使扳手33上的推进凸台35向前推动推钉杆10,推钉杆10前端的内斜面40向轴心方向压迫内圈推钉片22和外圈推钉片23,进而击发放钉孔25内部预先放置的装订钉,对组织实施装订手术。 When firing, the wrench 33 is pulled down, the pusher on the wrench boss 3335 is pushed forward to push the shank 10, the shank pushes the front end 10 of the inner ring within the compression ramp 40 to push the staple pushing plate 22 and the outer ring in the axial direction the staple sheet 23, and thus hit the nail holes 25 distributed inside the staple prepositioned, the tissue stapling procedure.

对组织装订之后,搬开把手33,使把手33的锁紧杆34脱离固定套管3,向后移动使外固定套6脱离外圈组件,然后打开外圈组件取走,再旋转推槽杆8约45° ,带动内圈成形槽16到位,使推槽杆8与内固定套7等部 After binding to the tissue, to move away the handle 33, the locking lever 34 from the fixed handle 33 of the sleeve 3, the backward movement of the outer sleeve 6 from the fixed outer ring assembly, and then open the outer assembly removed, and then the rotating push rod groove 8 of about 45 °, forming the inner grooves 16 in place to drive the push rod 8 and the groove 7 like the inner fixing sleeve portion

9件的分开线处于同一位置,便可以打开内圈组件的前半部分,使装订好的肠子脱离开来,从而完成整个装订手术。 9 The parting line at the same position, can open the front half of the inner components, so that a bound off from the intestines, thereby complete the binding procedure.

Claims (10)

  1. 1. 圆管型外装订仪,具有定位调节机构和击发装订机构,装订仪的主体结构上设有供需要装订的组织穿过的预留口,该主体结构分为内圈组件和外圈组件,内圈组件与外圈组件之间通过外固定套连成一体,在外固定套的后侧装有锁套,实施击发装订用的把手安装在锁套上面,其特征在于:所述的内圈组件的后侧末端装有定位调节用的旋钮,所述外圈组件从里向外依次包括钉筒套管、推钉杆和外套管,在钉筒套管的前端设有放钉孔,放钉孔内设有装订钉。 1. The outer tube-type stapler, having a staple firing mechanism and the positioning adjustment mechanism, with the need for stapling tissue through the reserve port of the stapler main body structure, the body structure is divided into inner and outer component assembly said inner ring: between the inner assembly and the outer assembly by a fixed outer sleeve integrally connected with the rear side of the outer stationary sleeve locking sleeve, the embodiment of the firing handle mounted in the bookbinding above the locking sleeve, wherein positioning assembly with the rear end of the adjustment knob, said outer ring assembly includes, in order from the inside to the outside of cartridge casing, shank and pushing the outer sleeve, the front end of the staple cartridge sleeve is provided with nail holes discharge, the discharge staple with staple hole.
  2. 2. 根据权利要求1所述的圆管型外装订仪,其特征在于:所述内圈组件分为前半部分和后半部分,后半部分的最里面是圆柱状的固定体,固定体的外面套有延长推杆,延长推杆的外面套有固定套管;前半部分从里向外包括内固定套、推槽杆和钉子成形槽,钉子成形槽位于前半部分的前端, 内固定套和推槽杆均由两块半环状配件构成,并且通过销杆串接在一起; 内圈组件的前后两部分通过内固定套与固定体前端的凸台连成一体,所述旋钮以螺纹方式与固定体的后侧末端连接,旋钮的前端与延长推杆的后侧端面相触接。 The outer tube-type binding apparatus according to claim 1, wherein: said inner ring assembly into the front half and a second half, the second half is the innermost cylindrical fixed body, the fixed body there are extended outside the plunger sleeve, the plunger is extended outside the set of fixed casing; front half portion from the inside outwardly, a fixed sleeve, and a push rod groove shaped groove nails, nail shaped groove at the front end portion of the front half, and a fixed sleeve push rod groove constituted by two semi-annular parts, and strung together by the pin; inner components before and after the two parts by a fixed sleeve integral with the boss of the front end of the fixed body, said knob threadably is connected to the rear end of the fixed body, the front end of the extension knob rear end surface of the push rod touching.
  3. 3. 根据权禾腰求2所述的圆管型外装订仪,其特征在于:所述延长推杆的前端设有棘爪,所述固定体的前侧设有止步台阶,止步台阶上面设有凹槽,延长推杆前端的棘爪位于止步台阶的凹槽中,并且与推槽杆末端的端面相触接。 The weights Wo waist request type outer tube 2 of the stapler, wherein: the front end of the push rod is provided with a detent extension, the front side of the fixed body is provided with a stepped stop, disposed above the stepped stop a groove, the front end of the plunger extension stop detent located in the stepped recess, and the end of the push rod end face touching the groove.
  4. 4. 根据权利要求2所述的圆管型外装订仪,其特征在于:所述推槽杆中间部位设有定位筋,定位筋上面设有环状束缚孔,所述销杆穿过内固定套的铰接头和推槽杆的束缚孔而将它们连成一体。 The outer tube-type stapler according to claim 2, wherein: said push rod intermediate portion provided with a positioning groove rib, an annular rib is positioned above the hole to be bound, the pin passes through the fixed bound hinge sleeve bore head and the push rod and the groove they are fused.
  5. 5. 根据权利要求2所述的圆管型外装订仪,其特征在于:所述固定套管上设有与此装订仪的中心轴平行的导向花键。 Type tube according to claim 2 of the outer stapler, wherein: said fixing sleeve is provided with a central axis of the stapler of this parallel guide splines.
  6. 6. 根据权利要求2所述的圆管型外装订仪,其特征在于:所述钉子成形槽包括内圈成形槽和外圈成形槽两圈,每圈均由四小块经过铰接或者弹簧丝连接方式连成圆环状。 The outer tube-type stapler according to claim 2, wherein: said nail comprising an inner ring shaped groove and the outer groove-shaped grooves twice, after each turn by four small hinge or spring wire connected to the annular connection.
  7. 7. 根据权利要求1所述的圆管型外装订仪,其特征在于:所述钉筒套管、推钉杆和外套管均由半环状的两块铰链在一起;在钉筒套管的放钉孔的夕卜侧是推钉槽,在推钉槽里装有推钉片,推钉杆的前端内侧为斜面结构, 该斜面压在推钉片的外侧。 The outer tube-type binding apparatus according to claim 1, wherein: said staple cartridge sleeve, the outer sleeve and the shank pushed by the two semi-annular hinged together; staple cartridge casing staple discharge hole side being pushed Bu Xi nail groove, pushing the staple with staple pushing plate slot, pushing the front inner shank is inclined structure, the inclined surface is pressed against the outer side of the staple pushing plate.
  8. 8. 根据权利要求7所述的圆管型外装订仪,其特征在于:所述外套管的前端封头设有锁紧孔,锁紧孔内装有锁紧螺钉,外套管通过锁紧螺钉与钉筒套管固定在一起。 The outer tube-type stapler according to claim 7, wherein: said distal head of the outer sleeve is provided with a locking hole, the locking hole with a locking screw, with the outer sleeve by a locking screw cartridge and sleeve together.
  9. 9. 根据权利要求7所述的圆管型外装订仪,其特征在于:所述钉筒套管的后端内侧设有定位台阶。 Type tube according to claim 7 of the outer stapler, wherein: the rear end of staple cartridge sleeve is provided with inner positioning step.
  10. 10. 根据权利要求7所述的圆管型外装订仪,其特征在于:所述放钉孔设置成相互位置错开排列的内外两圈,相应地,推钉片包括内圈推钉片和外圈推钉片两圈。 According to claim 7 of the outer tube-type stapler, wherein: said inner and outer discharge aperture arranged twice staple positions staggered from each other, respectively, push the staple sheet comprising an inner sheet and the outer staple pushing The staple pushing plate ring twice.
CN 200510040191 2005-05-24 2005-05-24 Round tube type external binding apparatus CN100506172C (en)

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WO2008011753A1 (en) * 2006-07-19 2008-01-31 Suzhou Touchstone International Medical Science Co., Ltd. A tubular outer stapler
CN102048569B (en) 2009-10-27 2012-09-19 苏州天臣国际医疗科技有限公司 Circular-pipe binding instrument for minimally invasive surgery

Citations (8)

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US4607637A (en) 1983-07-22 1986-08-26 Anders Berggren Surgical instrument for performing anastomosis with the aid of ring-like fastening elements and the fastening elements for performing anastomosis
US4624257A (en) 1982-06-24 1986-11-25 Anders Berggren Surgical instrument for performing anastomosis
US5346115A (en) 1991-03-29 1994-09-13 Eric Perouse Surgical staple inserter
US6030392A (en) 1995-01-18 2000-02-29 Motorola, Inc. Connector for hollow anatomical structures and methods of use
US6659327B2 (en) 1994-06-17 2003-12-09 Heartport, Inc. Surgical anastomosis apparatus and method thereof
US6769590B2 (en) 2001-04-02 2004-08-03 Susan E. Vresh Luminal anastomotic device and method
US6769594B2 (en) 2002-05-31 2004-08-03 Tyco Healthcare Group, Lp End-to-end anastomosis instrument and method for performing same
CN2808067Y (en) 2005-05-24 2006-08-23 苏州天臣国际医疗科技有限公司 Round tube type outer bookbinding instrument

Patent Citations (8)

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Publication number Priority date Publication date Assignee Title
US4624257A (en) 1982-06-24 1986-11-25 Anders Berggren Surgical instrument for performing anastomosis
US4607637A (en) 1983-07-22 1986-08-26 Anders Berggren Surgical instrument for performing anastomosis with the aid of ring-like fastening elements and the fastening elements for performing anastomosis
US5346115A (en) 1991-03-29 1994-09-13 Eric Perouse Surgical staple inserter
US6659327B2 (en) 1994-06-17 2003-12-09 Heartport, Inc. Surgical anastomosis apparatus and method thereof
US6030392A (en) 1995-01-18 2000-02-29 Motorola, Inc. Connector for hollow anatomical structures and methods of use
US6769590B2 (en) 2001-04-02 2004-08-03 Susan E. Vresh Luminal anastomotic device and method
US6769594B2 (en) 2002-05-31 2004-08-03 Tyco Healthcare Group, Lp End-to-end anastomosis instrument and method for performing same
CN2808067Y (en) 2005-05-24 2006-08-23 苏州天臣国际医疗科技有限公司 Round tube type outer bookbinding instrument

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