CN104257446B - Duodenal cannula delivery device - Google Patents

Duodenal cannula delivery device Download PDF

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Publication number
CN104257446B
CN104257446B CN 201410565900 CN201410565900A CN104257446B CN 104257446 B CN104257446 B CN 104257446B CN 201410565900 CN201410565900 CN 201410565900 CN 201410565900 A CN201410565900 A CN 201410565900A CN 104257446 B CN104257446 B CN 104257446B
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sleeve
end
hole
guide wire
receptacle
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CN 201410565900
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Chinese (zh)
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CN104257446A (en )
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巴克
巴若乾
杨洛玲
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巴克
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Abstract

本发明公开的十二指肠套管输送装置,包括套管贮盒、导引头、导丝线缆,导丝线缆一端固定连接于套管贮盒的尾部,导引头可拆分的设置于套管贮盒的前端口部,套管贮盒内底部一端设置有可沿套管贮盒深度方向运动的推送装置,位于套管贮盒内的套管的一端置于推送装置一侧,其另一端置于导引头的内腔,导引头可拆分的连接在网篮导丝的一端,网篮导丝和推送装置的驱动推拉绳索均活动套接于导丝线缆内部滑道内,位于套管贮盒尾端至导引头前端设置的通孔之间设置有导引丝通道。 Duodenal cannula delivery device of the present disclosure, the cartridge comprising a receptacle sleeve, the guide head, the guide wire cable, wire end of the cable is fixedly connected to the sleeve tail reservoir cassette, detachable seeker the sleeve is provided at the front of the cassette receptacle port portion, a bottom end of the sleeve is provided with a storage box apparatus may push the sleeve along the depth direction of the cassette reservoir, the reservoir end of the sleeve means disposed within the cartridge casing side push and the other end of the lumen disposed seeker, seeker detachably connected to one end of the guide wire baskets, wire basket and driving means pushing push La Shengsuo activities are sleeved inside the guide wire cable the chute, to the rear end of the sleeve is provided between the cartridge receptacle through holes seeker with a distal guidewire channel is provided. 本发明在胃镜及X线监视器辅助下能安全、快速、准确的将十二指肠套管输送,释放,安装到目标肠道内部,以便达到治疗目的,植入过程不痛苦,无创伤。 The present invention can be safely at endoscopy and the auxiliary X-ray monitor, fast, and accurate delivery of the duodenal cannula, release, intestinal installed inside the target, in order to achieve therapeutic purposes, the implantation process is not painful, non-invasive.

Description

十二指肠套管输送装置 Duodenal cannula delivery device

技术领域 FIELD

[0001] 本发明涉及医疗器械技术领域,特别涉及一种用于医疗领域的与十二指肠套管安装配套使用的输送装置。 [0001] The present invention relates to the field of medical devices, and more particularly to means for conveying the medical field and duodenal cannula supporting the installation used.

背景技术 Background technique

[0002]目前,十二指肠套管用于治疗肥胖和糖尿病已经在多个国家相继开始,如:澳大利亚、德国、法国、智利和土耳其,它的安全性和有效性已经在临床上得到了证实。 [0002] Currently, the duodenal tube for the treatment of obesity and diabetes already have begun in several countries such as: Australia, Germany, France, Chile and Turkey, its safety and efficacy have been demonstrated in clinical . 我国也陆续看到几个类似发明专利出现。 Our country are starting to see the emergence of several similar patents. 美国FDA已经批准进入了临床试验阶段。 FDA has approved to enter clinical trials. 可以预见在不久的将来十二指肠套管治疗肥胖症和糖尿病将成为一种趋势。 Can be expected in the near future duodenal cannula treatment of obesity and diabetes will become a trend. 而与其配套使用的也是关系到套管能否安全、正确无误地放置在十二指肠部位的输送装置仅南京医科大学范志宁教授申请了相应的专利,不过,范志宁教授设计发明的输送装置专利仅是针对他自己发明的十二指肠套管使用的。 And its relationship to the supporting sleeve is used can safely, correctly placed in the duodenum of the conveying means only Nanjing Medical University Professor Fan Zhining corresponding patent application, however, the delivery device design patent disclosure only Professor Fan Zhining duodenal tube is used for his own invention. 套管输送装置设计的完美与否直接关乎着套管释放、安装能否成功,治疗是否成为可能以及并发症的发生。 Cannula perfect delivery device designed or not directly related to the release of the casing, the success of the installation, as well as whether a treatment becomes possible occurrence of complications. 本发明是和专利号为:2013100996624的名为“内镜下置入用于治疗糖尿病的十二指肠套管”配套使用的输送装置。 The present invention and Patent number: 2013100996624 entitled "endoscopic placement of the duodenal cannula for treating diabetes" delivery device supporting the use.

[0003]目前,国际上通用的套管输送装置都是美国GI公司生产的,也只是针对其公司自己开发的套管使用。 [0003] At present, the international generic casing delivery devices are American GI produced, it is only for the use of its own development casing. 我们的套管与以上两种产品均不同,因此,该发明也仅适合自己发明的套管使用。 Our casing above two products are different, therefore, the invention is only suitable for use cannula own invention. 以上各种输送装置的优缺点之间是不存在任何可比性的。 Among the various advantages and disadvantages of the above delivery device is the absence of any comparable.

发明内容 SUMMARY

[0004] 为了能使上述十二指肠套管能顺利释放、准确安装于肠道内,本发明特此提供一种十二指肠套管输送装置。 [0004] In order to make the above-described smooth release duodenal cannula and accurately attached to the intestine, the present invention hereby provides a duodenal cannula delivery device.

[0005] 本发明为达到上述目的所采取的技术方案是:十二指肠套管输送装置,包括套管贮盒、导引头、导丝线缆,导丝线缆一端固定连接于套管贮盒的尾部,导引头可拆分的设置于套管贮盒的前端口部,套管贮盒内底部一端设置有可沿套管贮盒深度方向运动的推送装置,位于套管贮盒内的套管的一端置于推送装置一侧,其另一端置于导引头的内腔,导引头可拆分的连接在网篮导丝的一端,网篮导丝和推送装置的驱动推拉绳索均活动套接于导丝线缆内部滑道内,位于套管贮盒尾端至导引头前端设置的通孔之间设置有导引丝通道。 [0005] The object of the present invention to achieve the above technical solution is adopted: duodenal cannula delivery device, the cartridge comprising a receptacle sleeve, the guide head, the guide wire cable, wire end of the cable is fixedly connected to the sleeve tail seeker detachable cartridge receptacle provided in the front portion of the sleeve ports cartridge receptacle, the bottom end of the sleeve is provided with a storage box apparatus may push the sleeve along the depth direction of the cartridge receptacle, the cartridge receptacle of the sleeve end of the sleeve means disposed within the push side, and the other end disposed in the lumen of the guide head, the guide head detachably connected to the driving end of the guide wire basket, the basket and push the guide wire means push La Shengsuo activities are sleeved within the chute guide wire cable, to the tail end of the sleeve is provided between the cartridge receptacle through-hole provided with a guide head tip guidewire passage.

[0006] 进一步说,所述导引头为中空球体,中空球体的直径大于套管贮盒的前端口部直径,穿过中空球体球心的一轴线与球体壁两相交处均开设有通孔,其中,一通孔直径大于另一通孔直径,直径较小的通孔为第一通孔,直径较大的通孔为第二通孔,中空球体的外壁上设置有不透X光的环条形物。 [0006] Further, the seeker is a hollow sphere, the sphere is larger than the diameter of the hollow front portion of the port diameter of the cannula cartridge receptacle, through the hollow spheres the spherical center axis of a sphere at the intersection of two walls are provided with a through-hole wherein a through hole larger in diameter than the through hole diameter, smaller diameter hole through the first through hole, the through-hole larger diameter second through hole, the outer wall of the hollow sphere is provided with a ring of X-ray opaque stripe shaped objects.

[0007] 进一步说,所述网篮导丝的一端固定连接有环套,环套活动套接在第一通孔内,位于穿插在第一通孔与第二通孔之间中空球体内的一段网篮导丝为向中空球体四周内壁撑开的弹性网篮,所述弹性网篮将位于中空球体内的套管与中空球体的内壁紧贴,位于第二通孔处设有的网篮导丝的滑道口,网篮导丝的滑道另一端依次穿过套管的一端、推送装置与导丝线缆内的滑道相连,网篮导丝的另一端滑动穿出导丝线缆内的滑道。 [0007] Further, one end of the guide wire basket is fixedly connected with the collar, the first collar sleeved activity through hole is located between the first inserted through hole and the second through hole of the hollow sphere section of the guide wire baskets spanned around the sphere to an inner wall of the hollow resilient basket, the basket of the elastic sleeve and the inner wall of the hollow sphere is a hollow sphere in close contact, a second basket is located at a through hole provided in guidewire port chute, the chute and the other end of the guidewire passes through the basket end of the sleeve, pushing means connected to slide within the guide wire cable, the other end of the sliding guide wire basket piercing guidewire cable slide inside.

[0008] 进一步说,所述导引丝通道的通道口一端开设在套管贮盒的尾端,导引丝通道的通道口的另一端与环套的环孔对接,所述导引丝通道由三段通道组成,其中第一段通道开设在套管贮盒尾端盒体内,第二段通道为包裹于网篮导丝内的通道管,第三段通道为连接于通道管端口与环套之间的通道管,所述三段通道依次串接成导引丝通道。 [0008] Further, the passage of the guidewire passage port at the other end to open end of the trailing end of the channel, guidewire passage port cartridge receptacle sleeve and the annular ring abutment collar, the guidewire channel channel composed of three sections, wherein the first section defines the channel in the sleeve trailing end of the cartridge case body receptacle, the second section of the channel in the basket wrapped guidewire channel tube, the channel third section is connected to the ring port passage pipe passage between the pipe sleeve, the three sections of the guidewire channel sequentially connected to the channel.

[0009] 进一步说,所述推送装置包括活塞式推板及与活塞式推板传动相连的活塞推板推杆,活塞推板推杆的一端固定连接在活塞式推板的一侧面上,活塞推板推杆的另一端滑动穿出导丝线缆内的滑道,活塞式推板中部开设有通孔。 [0009] Further, the push means comprises a piston push plate and the piston push plate and the push plate connected to the drive piston push rod, the push rod end of the piston push plate is fixedly connected on one side of the piston push plate, the piston the other end of the push plate sliding pusher piercing slide within the guide wire cable, the central piston push plate defines a through hole.

[0010] 进一步说,所述套管贮盒为圆柱桶形,圆柱桶形的套管贮盒的前端口部外壁上也设置有不透X光的条形物,圆柱桶形的套管贮盒的底部为锥面,导丝线缆固定连接于圆柱桶形底部中间的锥面顶部。 [0010] Further, the cartridge receptacle has a cylindrical barrel casing, the outer wall of the front portion of the sleeve receptacle port cylindrical cartridge barrel is also provided with a strip-shaped X-ray opaque material, the cylindrical sleeve barrel reservoir the bottom of the box is a tapered surface, the guidewire is fixedly attached to the cable at the top middle tapered barrel bottom of the column.

[0011 ] 更进一步说,所述套管贮盒前端口侧壁上开设有一缺口,所述缺口与套管贮盒内部相通。 [0011] Furthermore, prior to said cartridge receptacle sleeve port defines a notch on the side wall, the inside of the cartridge receptacle in communication with the sleeve gap.

[0012] 本发明的有益效果:本发明在胃镜及X线监视器辅助下能安全、快速、准确的将十二指肠套管输送,释放,安装到目标肠道内部,以便达到治疗目的,植入过程不痛苦,无创伤。 [0012] Advantageous Effects of Invention: The present invention can be safely at endoscopy and the auxiliary X-ray monitor, fast, and accurate delivery of the duodenal cannula, release, intestinal installed inside the target, in order to achieve therapeutic purposes, implantation process is not pain, no trauma.

附图说明 BRIEF DESCRIPTION

[0013] 图1为本发明的外部结构示意图; [0013] FIG. 1 is a schematic view of an external structure of the present invention;

[0014] 图2为本发明的内部结构示意图; [0014] The internal configuration of FIG. 2 is a schematic view of the present disclosure;

[0015] 图3为图2的A处结构放大示意图; [0015] A of FIG. 3 is a enlarged view of the structure of FIG 2;

[0016] 图4为图2的B处结构放大示意图。 The structure B [0016] FIG. 4 is an enlarged schematic view of FIG 2.

具体实施方式 detailed description

[0017] 下面结合实施例对本发明作进一步阐述。 [0017] The following embodiments in conjunction with embodiments of the present invention will be further explained.

[0018] 如图1至图4所示的十二指肠套管输送装置,包括套管贮盒1、导引头2、导引丝12、导丝线缆3,导丝线缆3 —端固定连接于套管贮盒1的尾部,导引头2可拆分的设置于套管贮盒1的前端口部,套管贮盒1内底部一端设置有可沿套管贮盒1深度方向运动的推送装置,位于套管贮盒1内的套管4的一端置于推送装置一侧,其另一端置于导引头2的内腔,导引头2可拆分的连接在网篮导丝5的一端,网篮导丝5和推送装置的驱动推拉绳索均活动套接于导丝线缆3内部滑道内,位于套管贮盒1尾端至导引头2前端设置的通孔之间设置有导引丝通道13。 [0018] duodenal cannula delivery device shown in FIG. 1 to FIG. 4, the sleeve comprising a cartridge receptacle, the guide head 2, guide wire 12, the guide wire cable 3, the guide wire cable 3 - end fixedly connected to the sleeve tail cartridge receptacle, the guide head 2 is provided a detachable front portion of the sleeve port receptacle box 1, the inner bottom of the casing 1 is provided with a receptacle box end sleeve along a depth cartridge receptacle push device direction of movement, at one end of the sleeve 4 in the casing 1 placed on the cassette receptacle side pushing means, and the other end disposed seeker lumen, the guide head 2 is detachably connected to the web 2 one end of the guide wire 5 drives the basket, the basket and the guide wire pusher 5 is pushed La Shengsuo activities are sleeved within the chute guide wire cable 3, a rear end of the sleeve to the reservoir cassette guide head 2 disposed on the distal end The guidewire 13 is provided with a passage between the bore.

[0019] 优选的,导引头2为中空球体,中空球体的直径大于套管贮盒1的前端口部直径,穿过中空球体球心的一轴线与球体壁两相交处均开设有通孔,其中,一通孔直径大于另一通孔直径,直径较小的通孔为第一通孔6,直径较大的通孔为第二通孔7,中空球体的外壁上设置有不透X光的环条形物。 [0019] Preferably, the hollow sphere seeker 2, the sleeve is greater than the diameter of the hollow sphere diameter reservoir cassette front port 1, passes through the spherical center of a hollow sphere with the axis of intersection of the sphere are two wall defines a through hole wherein a through hole larger in diameter than the through hole diameter, smaller diameter hole through the first through holes 6, the through-hole of larger diameter second through holes 7, the outer wall of the hollow sphere is provided with X-ray opaque ring strips.

[0020] 优选的,网篮导丝5的一端固定连接有环套8,环套8活动套接在第一通孔6内,位于穿插在第一通孔6与第二通孔7之间中空球体内的一段网篮导丝5为向中空球体四周内壁撑开的弹性网篮,所述弹性网篮将位于中空球体内的套管4与中空球体的内壁紧贴,位于第二通孔7处设有的网篮导丝5的滑道口,网篮导丝5的滑道另一端依次穿过套管4的一端、推送装置与导丝线缆3内的滑道相连,网篮导丝5的另一端滑动穿出导丝线缆3内的滑道。 [0020] Preferably, the guide wire basket 5 is fixedly connected with one end of the collar 8, the collar 8 activity sleeved within the first through hole 6, located between the first inserted through hole 6 and the second through hole 7 hollow sphere section of the guide wire basket 5 is spanned around the sphere to an inner wall of the hollow resilient basket, the basket will be in the elastic hollow sphere with an inner wall of the sleeve 4 against the hollow sphere, in the second through hole 7 is provided at the guide wire baskets chute opening 5, the other end of the slide guide wire basket 5 passes through the end of the sleeve 4 is connected with the slide pusher wire cable 3, the guide basket the other end of the wire 5 piercing guidewire sliding within the slideway 3 cable.

[0021] 优选的,导引丝通道13的通道口一端开设在套管贮盒1的尾端,导引丝通道13的通道口的另一端与环套8的环孔对接,所述导引丝通道13由三段通道组成,其中第一段通道开设在套管贮盒1尾端盒体内,第二段通道为包裹于网篮导丝5内的通道管,第三段通道为连接于通道管端口与环套8之间的通道管,所述三段通道依次串接成导引丝通道13。 [0021] Preferably, the guide wire channel of the channel opening 13 defines an end of the annular ring collar abutting the other end of the cannula passage 8 tail cartridge receptacle 1, the guidewire passage port 13, the guide wire passage channel 13 consists of three sections, of which the first section defines the channel in the sleeve tail reservoir cartridge case body 1, the second section of the channel in the basket wrapped guidewire passage tube 5, the third segment is connected to the channel port channel tube collar between the tube passage 8, the three sections are sequentially connected in series to the guidewire passage channel 13.

[0022] 优选的,推送装置包括活塞式推板9及与活塞式推板9传动相连的活塞推板推杆10,活塞推板推杆10的一端固定连接在活塞式推板9的一侧面上,活塞推板推杆10的另一端滑动穿出导丝线缆3内的滑道,活塞式推板9中部开设有通孔11。 [0022] Preferably, the piston comprises a piston push means push the push plates 9 and the push plates 9 and the piston ram 10 is connected to the drive plate, pushing the piston end of pusher plate 10 is fixed to a side surface of the piston of the push plates 9 on the other end of the push rod piston push plate 10 to slide within the guide rail piercing wire cable 3, the central piston 9 push plate 11 defines a through hole.

[0023] 优选的,套管贮盒1为圆柱桶形,圆柱桶形的套管贮盒1的前端口部外壁上也设置有不透X光的条形物,圆柱桶形的套管贮盒1的底部为锥面,导丝线缆3固定连接于圆柱桶形底部中间的锥面顶部。 [0023] Preferably, the sleeve 1 has a cylindrical cartridge barrel receptacle, a cylindrical cartridge barrel sleeve receptacle front wall of the outer portion of the port 1 is also provided with a strip-shaped X-ray opaque material, the cylindrical sleeve barrel reservoir bottom of the case 1 is tapered, tapered guide wire cable is fixedly connected to the bottom center of the top of the cylinder barrel 3.

[0024] 优选的,所述套管贮盒前端口侧壁上开设有一缺口14,所述缺口14与套管贮盒1内部相通,所述缺口14为套管注射流体导管槽,此套管注射流体导管槽的深度为2-3cm,套管注射流体导管槽为U形槽,其是为了使与套管4管壁上的螺旋管道相接的注射管伸出套管贮盒1,一是以便套管从套管贮盒1内释放不受干扰,二是待套管安装好后便于向套管4的螺旋管道内注射美兰液或气体,使得整个套管壁有一定的张力,不至于管壁相互贴在一起或发生扭曲。 [0024] Preferably, the sleeve defines a front storage box side wall has a gap port 14, the notch 14 and the cartridge reservoir 1 communicates with the interior sleeve, the sleeve 14 is notched grooves injection fluid conduit, the sleeve the depth of the injection fluid conduit groove is 2-3cm, the injection fluid conduit sleeve grooves are U-shaped groove, which is to make the spiral pipe wall on the sleeve 4 in contact with the injection tube extending cannula cartridge receptacle 1, a is not disturbed so that it frees the cartridge from the receptacle 1 within the sleeve, the second is the casing to be installed to facilitate the injection of methylene blue solution or gas pipe coil 4 of the sleeve, so that the entire casing wall has a certain tension, each wall will not stick together or distorted.

[0025] 本发明的使用方法及步骤:首先胃镜检查胃体、胃幽门、十二指肠球部无安放十二指肠套管禁忌症话,经胃镜导丝孔插入导引丝到十二指肠降部,退出胃镜;再在体外将导引丝12末端穿进本发明(十二指肠套管已经在体外预先放置在套管贮存盒内)的导引丝通道13,导引丝12引导本发明到达胃、十二指肠处(利用本发明表面设置的不透X光线的条形物标志带在X线的监视下完成);再次插入胃镜,在胃镜和X线的监视下向前缓慢推送本发明的导引头2与套管贮盒1前端口分离,使导引头2牵引套管4向前慢慢到达空肠指定位置;收缩网蓝导丝5释放导引头2到腸腔;稍将套管贮盒1后移出到套管储盒上不透X光线的条形物标志带对准幽门管(在X线监视下),向前推动套管贮盒1内的活塞式推板9将套管4的锚定部分完全释放在十二指肠球部;注水或注气使套管膨胀,检查无 [0025] using the method of the present invention and steps: First, endoscopy gastric body, pyloric, duodenal duodenal cannula placed no contraindications, it is inserted through the guide wire orifice endoscopic guidewire to twelve descending duodenum exit endoscopy; in vitro and then the guidewire 12 threaded into the end of the present invention (duodenal cannula sleeve has previously been placed in the storage box in vitro) the guidewire channel 13, the guidewire the present invention is the guide 12 reaches the stomach, the duodenum (the present invention is provided with a surface X ray opaque marker strips of tape at the completion of X-ray monitoring); again inserted gastroscopy, endoscopy and X-ray monitors in seeker slowly forward push of the present invention the sleeve 2 is separated from the port before the reservoir cassette 1, the guide sleeve 4 forward traction head 2 reaches the jejunum slowly specified position; contraction wire mesh blue 2 5 release seeker the intestine; slightly after a cartridge receptacle of the sleeve to the sleeve removal cartridge X ray opaque marker band alignment strips pyloric (under X-ray monitoring), the cartridge receptacle pushed forward inner sleeve 1 the piston push plate anchoring portion 9 of the sleeve 4 is completely released in the duodenal bulb; water or gas injection expanding the sleeve, no check 后按序退出胃镜和套管1C盒。 After sequential endoscopy and exit the cartridge casing 1C.

[0026] 对于本领域技术人员而言,显然本发明不限于上述示范性实施例的细节,而且在不背离本发明的精神或基本特征的情况下,能够以其他的具体形式实现本发明。 In the case [0026] to those skilled in the art, that the invention is not limited to the details of the above-described exemplary embodiment, but without departing from the spirit or essential characteristics of the present invention, the present invention can be realized in other specific forms. 因此,无论从哪一点来看,均应将实施例看作是示范性的,而且是非限制性的,本发明的范围由所附权利要求而不是上述说明限定,因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。 Therefore, no matter from what point of view, the embodiments should be considered exemplary, and not limiting, the scope of the invention being indicated by the appended claims rather than by the foregoing description, the appended claims are therefore intended to All changes which come within the meaning and range of equivalents thereof are within the present invention include.

[0027] 此外,应当理解,虽然本说明书按照实施方式加以描述,但并非每个实施方式仅包含一个独立的技术方案,说明书的这种叙述方式仅仅是为清楚起见,本领域技术人员应当将说明书作为一个整体,各实施例中的技术方案也可以经适当组合,形成本领域技术人员可以理解的其他实施方式。 [0027] Further, it should be understood that while the present specification be described in terms of embodiments, but not every embodiment contains only a separate aspect, this narrative description only for the sake of clarity, those skilled in the specification should as a whole, the technical solutions in the respective embodiments may be suitably combined to form other embodiments of the present art can be appreciated in the art.

Claims (7)

  1. 1.十二指肠套管输送装置,其特征在于,包括套管贮盒、导引头、导丝线缆,导丝线缆一端固定连接于套管贮盒的尾部,导引头可拆分的设置于套管贮盒的前端口部,套管贮盒内底部一端设置有可沿套管贮盒深度方向运动的推送装置,位于套管贮盒内的套管的一端置于推送装置一侧,其另一端置于导引头的内腔,导引头可拆分的连接在网篮导丝的一端,网篮导丝和推送装置的驱动推拉绳索均活动套接于导丝线缆内部滑道内,位于套管贮盒尾端至导引头前端设置的通孔之间设置有导引丝通道。 Duodenal cannula conveying device, characterized in that the sleeve receptacle comprising a tail box, seeker, cable guidewire, the guidewire is fixedly connected to the sleeve end of the cable storage cassette, detachable seeker min front ports provided on the sleeve portion of the storage box, the bottom end of the sleeve is provided with a storage box pusher sleeve along the depth direction of the storage box, one end of the reservoir tube disposed within the cartridge casing pusher side, and the other end placed in the lumen of the guide head, the guide head detachably connected to the driving end of the guide wire basket, the basket and the guide wire pusher pushes La Shengsuo activities are sleeved on the guide wires the chute inner cable, to the tail end of the sleeve is provided between the cartridge receptacle through-hole provided with a guide head tip guidewire passage.
  2. 2.根据权利要求1所述的十二指肠套管输送装置,其特征在于,所述导引头为中空球体,中空球体的直径大于套管贮盒的前端口部直径,穿过中空球体球心的一轴线与球体壁两相交处均开设有通孔,其中,一通孔直径大于另一通孔直径,直径较小的通孔为第一通孔,直径较大的通孔为第二通孔,中空球体的外壁上设置有不透X光的环条形物。 2. duodenal cannula delivery device according to claim 1, characterized in that the guide head is a hollow sphere, the sphere is larger than the diameter of the hollow front portion of the port diameter of the cannula cartridge receptacle, through the hollow spheres a center of the sphere at the intersection of two axis and each sphere wall defines a through hole, wherein a through hole larger in diameter than the through hole diameter, smaller diameter hole through the first through hole, the through-hole larger diameter second through hole, the outer wall of the hollow sphere is provided with a ring of X-ray opaque strips.
  3. 3.根据权利要求2所述的十二指肠套管输送装置,其特征在于,所述网篮导丝的一端固定连接有环套,环套活动套接在第一通孔内,位于穿插在第一通孔与第二通孔之间中空球体内的一段网篮导丝为向中空球体四周内壁撑开的弹性网篮,所述弹性网篮将位于中空球体内的套管与中空球体的内壁紧贴,位于第二通孔处设有的网篮导丝的滑道口,网篮导丝的滑道另一端依次穿过套管的一端、推送装置与导丝线缆内的滑道相连,网篮导丝的另一端滑动穿出导丝线缆内的滑道。 3. duodenal cannula delivery device according to claim 2, wherein one end of the guide wire basket is fixedly connected with the collar, the collar in a first through-hole sleeved activity, interspersed located between the first through hole and the second through-hole of the hollow sphere section of the guide wire basket is stretched around the sphere to an inner wall of the hollow resilient basket, the basket of the elastic sleeve of the hollow sphere with hollow spheres close to the inner wall, with the basket located in the slide guide wire port, a guide wire basket chute at the other end passes through the through hole of the second end of the sleeve, the push slide within the guidewire cable means connected to the other end of the guide wire basket piercing slide within a slide guide wire cable.
  4. 4.根据权利要求3所述的十二指肠套管输送装置,其特征在于,所述导引丝通道的通道口一端开设在套管贮盒的尾端,导引丝通道的通道口的另一端与环套的环孔对接,所述导引丝通道由三段通道组成,其中第一段通道开设在套管贮盒尾端盒体内,第二段通道为包裹于网篮导丝内的通道管,第三段通道为连接于通道管端口与环套之间的通道管,所述三段通道依次串接成导引丝通道。 Duodenal cannula according to claim delivery device of claim 3, wherein said guidewire passage port passage one end of the sleeve defines the trailing end of the cassette reservoir, guidewire passage channel port annular ring collar abutting the other end, said guidewire passage channel consists of three sections, of which the first section defines the channel in the sleeve trailing end of the cartridge case body receptacle, the second section of the channel in the guide wire basket wrapped channel tube, the channel third section connected to the pipe passage between the port and the collar passage tube, three sections of the channel sequentially connected to the guidewire passage.
  5. 5.根据权利要求4所述的十二指肠套管输送装置,其特征在于,所述推送装置包括活塞式推板及与活塞式推板传动相连的活塞推板推杆,活塞推板推杆的一端固定连接在活塞式推板的一侧面上,活塞推板推杆的另一端滑动穿出导丝线缆内的滑道,活塞式推板中部开设有通孔。 5. duodenal cannula delivery device as claimed in claim 4, wherein the push means comprises a piston push plate and the piston push plate and the push plate connected to the drive piston of the ram, the piston pushes the push plate end of the rod is fixedly connected on one side of the piston push plate, the push plate and the other end of the piston ram slideway in a sliding piercing wire cable, the central piston push plate defines a through hole.
  6. 6.根据权利要求5所述的十二指肠套管输送装置,其特征在于,所述套管贮盒为圆柱桶形,圆柱桶形的套管贮盒的前端口部外壁上也设置有不透X光的条形物,圆柱桶形的套管贮盒的底部为锥面,导丝线缆固定连接于圆柱桶形底部中间的锥面顶部。 6. duodenal cannula delivery device as claimed in claim 5, wherein said receptacle sleeve has a cylindrical cartridge barrel, the outer wall of the front barrel portion of the cylindrical sleeve port receptacle is also provided with cartridge X-ray opaque strips of the bottom of a cylindrical barrel casing is tapered cartridge receptacle, the guidewire is fixedly attached to the cable at the top middle tapered barrel bottom of the column.
  7. 7.根据权利要求1所述的十二指肠套管输送装置,其特征在于,所述套管贮盒前端口侧壁上开设有一缺口,所述缺口与套管贮盒内部相通。 7. duodenal cannula delivery device according to claim 1, wherein said front sleeve cartridge receptacle port on the side wall defines a notch, the notch inside the cartridge receptacle in communication with the sleeve.
CN 201410565900 2014-10-22 2014-10-22 Duodenal cannula delivery device CN104257446B (en)

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CN2367326Y (en) * 1999-05-08 2000-03-08 淮阴市西格玛医用实业有限公司 Noval oesophagus-carrier running-in device
GB0907291D0 (en) * 2009-04-28 2009-06-10 Cook William Europ Introducer assembly and method of manufacturing an introducer assembly
CA2815897A1 (en) * 2010-11-15 2012-05-24 Endovascular Development AB An assembly with a guide wire and a fixator for attaching to a blood vessel
CN103635212A (en) * 2011-01-28 2014-03-12 美特默迪克斯公司 Anchors and methods for intestinal bypass sleeves
CN102166142A (en) * 2011-04-07 2011-08-31 北京畅想天行医疗技术有限公司 Conveyor of duodenum-jejunum embedded casing
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