CN102613997B - Small vessel distraction device - Google Patents

Small vessel distraction device Download PDF

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Publication number
CN102613997B
CN102613997B CN 201210127837 CN201210127837A CN102613997B CN 102613997 B CN102613997 B CN 102613997B CN 201210127837 CN201210127837 CN 201210127837 CN 201210127837 A CN201210127837 A CN 201210127837A CN 102613997 B CN102613997 B CN 102613997B
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China
Prior art keywords
stainless steel
support tube
steel sheet
elastic
bent
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CN 201210127837
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Chinese (zh)
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CN102613997A (en
Inventor
陈文胜
陈文琴
雷红玉
高秉仁
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陈文胜
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Priority to CN 201210127837 priority Critical patent/CN102613997B/en
Publication of CN102613997A publication Critical patent/CN102613997A/en
Application granted granted Critical
Publication of CN102613997B publication Critical patent/CN102613997B/en

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Abstract

本发明涉及一种医疗器械,具体地说是是一种小血管撑开器;它包括支撑管和弹性不锈钢片;支撑管前端即工作端设有斜面,支撑管大致中部位置设有通孔;弹性不锈钢片大致中部位置设有两处反方向的弯折,两处弯折之间的直线段部分位于通孔,弹性不锈钢片的后端与支撑管后部固定连接,弹性不锈钢片前端与支撑管前端相平齐,两处弯折与支撑管之间设有距离,弹性不锈钢片前部是自由段,弹性不锈钢片第二弯折至前端部分与支撑管之间渐进贴合。 The present invention relates to a medical device, particularly a small vessel stretcher; support tube and comprising a flexible stainless steel sheet; i.e., the support tube distal working end provided with a slanted support tube substantially central position a through hole; flexible stainless steel sheet is provided with two substantially middle portion bent in the opposite direction, the two straight line segments between the bent portion located in the through hole, the rear end of the rear portion and the elastic support tube fixedly connected to a stainless steel sheet, stainless steel sheet front end of the resilient support flush with the front end of the tube, with the distance between the support tube and two bent, the front portion of flexible stainless steel sheet is bonded between the free segment of the progressive elastic stainless steel sheet bent to a front end portion of the second support tube. 弹性不锈钢片的第一弯折位于斜面侧,弹性不锈钢片的第二弯折位于斜面相对侧。 A first elastic stainless steel sheet bent side ramp is located, the elastic stainless steel sheet bent a second inclined surface located on the opposite side. 本发明主要应用于心脏外科冠状动脉搭桥术中,对桥血管给予抓持和撑开。 The present invention is mainly applied to the heart CABG surgery, vein grafts and administering gripping distraction. 本发明可以有效抓持和撑开桥血管,便于手术操作,提高手术成功率。 The present invention can effectively grip and distraction grafts, facilitate the surgical procedure, improve the success rate.

Description

小血管撑开器技术领域 FIELD small blood vessels stretcher

[0001] 本发明涉及一种医疗器械,具体地说是一种小血管撑开器;主要应用于心脏外科冠状动脉搭桥术中,对桥血管给予抓持和撑开。 [0001] The present invention relates to a medical instrument, in particular small blood vessels is a stretcher; mainly applied to the heart CABG surgery, vein grafts and administering gripping distraction.

背景技术 Background technique

[0002]目前在心脏外科冠状动脉搭桥术中没有专用的设施器械,没有桥血管抓持和撑开装置,都是将血管放置在纱布上,用镊子抓持然后吻合血管,手术操作非常不方便。 [0002] No cardiac surgery CABG facilities dedicated instrument, without distraction and graft gripping means are placed on the gauze the blood vessel, and then the gripping forceps vascular anastomosis, surgical operation is very inconvenient .

发明内容 SUMMARY

[0003] 本发明的目的在于提供一种结构简单、制作容易、使用方便的小血管撑开器,以有效的解决心脏外科冠状动脉搭桥术中,无抓持和撑开桥血管装置的技术问题;使用本发明便于手术操作,节省手术时间。 [0003] The object of the present invention is to provide a simple structure, easy to manufacture, easy to use small vessels distractor, effective solution to the heart CABG surgery, no technical problems grasping and holding the spreader graft device ; using the present invention facilitates the surgical procedure, saving operation time.

[0004] 本发明实现上述目的采取的技术方案是:一种小血管撑开器,其特征在于: [0004] The object of the present invention to achieve the above technical solution is adopted: a small-vessel distraction device, comprising:

[0005] 它包括支撑管和弹性不锈钢片;支撑管前端即工作端设有斜面,支撑管大致中部位置设有通孔;弹性不锈钢片大致中部位置设有两处反方向的弯折,两处弯折之间的直线段部分位于通孔,弹性不锈钢片的后端与支撑管后部固定连接,弹性不锈钢片前端与支撑管前端相平齐,两处弯折与支撑管之间设有距离,弹性不锈钢片前部是自由段,弹性不锈钢片第二弯折至前端部分与支撑管之间渐进贴合。 [0005] It comprises a stainless steel support tube and an elastic sheet; i.e., the support tube distal working end provided with a slanted support tube substantially central position a through hole; flexible stainless steel sheet is provided with a substantially central position of the two counter-bending direction, two the bent portion between the straight line segments located in the through hole, the rear end of the rear portion is fixedly connected with the support tube of an elastic stainless steel sheet, stainless steel sheet front end of the elastic support tube flush with the front end, and with the distance between the two bending support tube , the front portion of the elastic sheet is a stainless steel free segment, progressive bonding between the elastic stainless steel sheet bent to a front end portion of the second support tube.

[0006] 弹性不锈钢片的第一弯折位于斜面侧,弹性不锈钢片的第二弯折位于斜面相对侧。 [0006] The first elastic stainless steel sheet bent side ramp is located, the elastic stainless steel sheet bent a second inclined surface located on the opposite side.

[0007] 使用时,手持支撑管的后部,指压弹性不锈钢片第一弯折处,弹性不锈钢片的前端脱离支撑管,将支撑管前端插入桥血管内,将血管撑开,手指松开弹性不锈钢片,靠弹性不锈钢片的弹性,将血管夹持在小血管撑开器前端,这样,桥血管被撑开并固定在支撑管前端的斜面部分,再将小血管撑开器移近冠脉吻合口,从支撑管斜面位置穿缝,便于血管吻合。 [0007] In use, the rear portion holding the support tube, the elastic pressing means at a first bent stainless steel sheet, stainless steel sheet from the front end of the elastic support tube, the support tube is inserted into the distal grafts, vascular distraction finger release resilient stainless steel sheet, stainless steel sheet by the elasticity of the elastic, clamping the blood vessel at the front end of the expansion of small vessels, so that, graft is stretched and secured to the front end of the inclined surface portion of the support tube, and then closer to the small blood vessels distractor crown vein anastomosis, from the support tube through the slit bevel position, to facilitate anastomosis.

[0008] 本发明可以有效抓持和撑开桥血管,便于手术操作,提高手术成功率,缩短手术时间,利于患者康复。 [0008] The present invention can effectively grip and distraction grafts, facilitate the surgical procedure, improve the success rate, shorten the operation time, is conducive to patient recovery. 具有制作容易,使用方便等特点,主要应用于心脏外科冠状动脉搭桥术中,桥血管的抓持和撑开。 Have to make, easy to use and other characteristics, mainly used in cardiac surgery coronary artery bypass surgery, grafts grip and distraction. 本发明可根据需要制作成一次性产品或重复使用的产品。 According to the present invention can be made into disposable products or require repeated use of the product.

附图说明 BRIEF DESCRIPTION

[0009] 图1是小血管撑开器的结构示意图。 [0009] FIG. 1 is a schematic view of the small blood vessels of the distractor.

[0010] 图中:1 一支撑管,101—斜面,102 —通孔,2—弹性不锈钢片,201—第一弯折,202—第二弯折,3—螺丝,LI一通孔至前端的距离,LO—斜面起始处至前端的距离。 [0010] FIG: a support tube 1, the bevel 101 102 - Through-hole, 2-elastic stainless steel sheet, a first bending 201-, 202- second bent 3- screws, LI to a front end of the through hole distance, LO- from the beginning of the ramp to the front end.

具体实施方式 Detailed ways

[0011] 如图所示:一种小血管撑开器,它包括支撑管I和弹性不锈钢片2 ;支撑管I前端即工作端设有斜面101,支撑管I大致中部位置设有通孔102 ;弹性不锈钢片2大致中部位置设有两处反方向的弯折,两处弯折之间的直线段部分位于通孔102,弹性不锈钢片2的后端由螺丝3固定连接于支撑管I后部,弹性不锈钢片2前端与支撑管I前端相平齐,两处弯折与支撑管I之间设有距离,弹性不锈钢片2前部是自由段,弹性不锈钢片2的第二弯折202至前端部分与支撑管I之间渐进贴合。 [0011] As shown in FIG: a small-vessel distraction device, which comprises a support tube and a flexible stainless steel plate I 2; I support tube distal working end that is provided with the inclined surface 101, a substantially central position of the support tube I a through hole 102 ; 2 substantially central position of the elastic stainless steel sheet bent in the opposite direction is provided with two straight line segments bent portion located between the two through holes 102, the rear end of an elastic stainless steel sheet 2 is fixed by a screw connected to the support tube 3 after I portion, the resilient stainless steel sheet and the front end of the support tube 2 I flush with the front end, with a distance between two folding and I support tube, the front portion of flexible stainless steel sheet 2 is free segment, a second elastic bending a stainless steel sheet of 2022 to the supporting tube between a front end portion and the progressive I bonded.

[0012] 弹性不锈钢片2的第一弯折201位于斜面101侧,弹性不锈钢片2的第二弯折202位于斜面101相对侧。 [0012] The first elastic bending a stainless steel sheet 201 is located 2 side inclined surface 101, a second elastic bending a stainless steel sheet 202 of the bevel 101 on the opposite side.

[0013] 支撑管I的长度为135毫米;通孔102至前端的距离LI为60毫米,斜面起始处至前端的距离LO为26毫米。 [0013] I the length of the support tube 135 mm; through hole 102 to the front end distance LI is 60 mm, the front end of the inclined surface to the beginning of the LO distance of 26 mm.

[0014] 支撑管I用直径6毫米·的不锈钢管或塑料管制作。 [0014] I support tube with a 6 mm diameter stainless steel tube or a plastic-tube production.

Claims (4)

1.一种小血管撑开器,其特征在于:它包括支撑管(I)和弹性不锈钢片(2);支撑管(I)前端即工作端设有斜面(101),支撑管(I)大致中部位置设有横向的通孔(102);弹性不锈钢片(2)大致中部位置具有两处向反方向弯折形成的第一弯折角(201)、第二弯折角(202),第一弯折角(201)与第二弯折角(202)之间的所述弹性不锈钢片的直线段部分位于所述通孔(102)中,弹性不锈钢片(2)的后端由螺丝(3)固定连接在支撑管(I)后部,弹性不锈钢片(2 )前端与支撑管(I)前端相平齐,两处所述弯折角与支撑管(I)之间均具有一定距离,弹性不锈钢片(2)前部是自由段,弹性不锈钢片(2)的第二弯折角(202)至所述弹性不锈钢片前端的所述自由段与支撑管(I)之间渐进贴合。 A distraction of small blood vessels, characterized in that: it comprises a support tube (I) and a flexible stainless steel plate (2); the support tube (I) that is distal working end provided with a bevel (101), the support tube (I) a substantially central position provided with a transverse through hole (102); (2) a substantially central position of the elastic bending a stainless steel sheet having a first angle (201) formed by bending two opposite directions, the second bending angle (202), a first straight segment portion of the flexible stainless steel sheet between the bending angle (201) with a second angle of bend (202) located in said through hole (102), the rear end of the flexible stainless steel plate (2) is fixed by screws (3) connecting the rear support tube (I), the elastic steel piece (2) and the distal support tube (I) flush with the front end, and the angle of bend between the two support tube (I) have a certain distance, the elastic stainless steel sheet (2) the front portion is a free segment, flexible stainless steel plate (2) a second angle of bend (202) to the bonding between the progressive section and the support tube consisting of (I) the distal end of an elastic stainless steel sheet.
2.如权利要求1所述的一种小血管撑开器,其特征在于:弹性不锈钢片(2)的第一弯折角(201)位于斜面(101)侧,弹性不锈钢片(2)的第二弯折角(202)位于斜面(101)相对侧。 2. An small vessels stretcher according to claim 1, wherein: the resilient stainless steel sheet (2) a first bending angle (201) is located inclined surface (101) first side, the elastic steel piece (2) two angle bend (202) located on opposite sides of the inclined surface (101).
3.如权利要求1或2所述的一种小血管撑开器,其特征在于:支撑管(I)的长度为135毫米;通孔(102)至所述支撑管前端的距离(LI)为60毫米,斜面起始处至所述支撑管前端的距离(LO)为26毫米。 3. An small vessels distractor of claim 1 or claim 2, wherein: the length of the support tube (I) is 135 mm; through hole (102) to the support tube from the distal end (LI) 60 mm, at the beginning of the inclined surface to the tip of the tube support distance (LO) of 26 mm.
4.如权利要求3所述的一种小血管撑开器,其特征在于:支撑管(I)用直径6毫米的不锈钢管或塑料管制作。 4. An small vessels stretcher according to claim 3, wherein: the support tube (I) with 6 mm diameter stainless steel tube or a plastic tube production. · ·
CN 201210127837 2012-04-27 2012-04-27 Small vessel distraction device CN102613997B (en)

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CN 201210127837 CN102613997B (en) 2012-04-27 2012-04-27 Small vessel distraction device

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Application Number Priority Date Filing Date Title
CN 201210127837 CN102613997B (en) 2012-04-27 2012-04-27 Small vessel distraction device

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CN102613997A CN102613997A (en) 2012-08-01
CN102613997B true CN102613997B (en) 2013-11-06

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Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2304361Y (en) * 1997-01-31 1999-01-20 周立平 Assistant support for vascular anastomosis
AU4821699A (en) * 1998-06-10 2000-04-03 Advanced Bypass Technologies, Inc. Aortic aneurysm treatment systems
WO2004049957A2 (en) * 2002-12-04 2004-06-17 Osiro Vascular Apparatus and methods for minimally invasive harvesting of a vascular conduit
CN202554007U (en) * 2012-04-27 2012-11-28 陈文胜 Small blood vessel spreader

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