CN103285493A - Three-control bent handle - Google Patents

Three-control bent handle Download PDF

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Publication number
CN103285493A
CN103285493A CN2012100492257A CN201210049225A CN103285493A CN 103285493 A CN103285493 A CN 103285493A CN 2012100492257 A CN2012100492257 A CN 2012100492257A CN 201210049225 A CN201210049225 A CN 201210049225A CN 103285493 A CN103285493 A CN 103285493A
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China
Prior art keywords
key
pushbutton
control
handle
grip portion
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CN2012100492257A
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Chinese (zh)
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CN103285493B (en
Inventor
李楚武
王建聪
陈斌
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四川锦江电子科技有限公司
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Publication of CN103285493A publication Critical patent/CN103285493A/en
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Publication of CN103285493B publication Critical patent/CN103285493B/en

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Abstract

The invention discloses a three-control bent handle which comprises a grasping part and a control component mounted at the grasping part. The three-control bent handle is characterized in that the control component comprises a first push-pull key, a second push-pull key and a rotating key, wherein the first push-pull key can be glidingly mounted at the grasping part in a length direction of the grasping part, and is connected with a sliding block; a first traction wire is fixed on the sliding block; the second push-pull key can be glidingly assembled in an inner cavity tube in the length direction of the grasping part, and drives the rotating key to glide in the length direction of the grasping part; a gear is used for fixing a second traction wire, and can rotate relative to the second push-pull key; and the rotating key is matched with the gear and drives the gear to rotate, so that the traction wires are driven to rotate. According to the device, the operation is convenient, a catheter is convenient to intervene, the design meets a man-machine engineering principle, a palm can completely hold the grasping part, and the handle can be stably operated when operated by a user.

Description

三控弯手柄 Three Controls curved handle

技术领域 FIELD

[0001] 本发明涉及医用导管的控制手柄,尤其是一种用于医用导管的三控弯手柄。 [0001] The present invention relates to a medical catheter control handle, especially tri control handle for a curved medical tube.

背景技术 Background technique

[0002] 导管管体通常由柔韧的生物相容性材料制成,例如塑料,包括聚乙烯、聚酯或聚酰胺。 [0002] The catheter tube is usually made of a flexible biocompatible material, such as plastic, including polyethylene, polyester or polyamide. 由于心脏结构复杂,需要操控性能优越的手柄来控制导管,能够控制导管精确到达心脏不同病灶部位是极具挑战性的。 Because of the complex structure of the heart, need to manipulate the superior performance of the control handle to the catheter, the catheter can be controlled accurately reach different parts of the heart lesions are challenging.

[0003] 为了解决这一问题,人们采用了多种结构的导管,中国发明专利申请200810176905中公开的一种带有设备推进机构的控制手柄,该手柄采用螺旋推进的方式控制导管与钢丝的相对运动。 [0003] In order to solve this problem, people use various structures of the catheter, a handle with apparatus for controlling the advancing means in the Chinese invention patent application 200810176905 disclosed, the handle is controlled using auger opposite wire conduit motion. 在一改进的例子中,中国专利200680030272.X中公开一种利用控制导管远端螺旋段的收缩和扩展达到更好贴合效果的结构。 In a modified example, Chinese Patent No. 200680030272.X discloses a catheter with a control expansion and contraction of the distal end of the helical segments to achieve better results bonded structure.

[0004] 现有技术中大多使用带有螺钉单侧调节的推进机构,该机构容易导致推进装置操控中不平衡,且大多雷同或沿用国外技术,且控制手柄会让操作者操作一定时间后容易导致疲劳。 [0004] The prior art frequently used with screw advancing mechanism unilateral adjustment of the control means in the propulsion device easily lead to imbalance, and follow mostly identical or foreign technology, and the control handle will operate a predetermined time after the operator easy lead to fatigue. 因此,需要提供一种具有内部推进机构的导管,该推进机构可有效、方便地推进加强导丝或其它设备进入或穿过导管管体。 Therefore, desirable to provide a catheter having an internal advancing mechanism, the propulsion mechanism can be effectively and easily promote the strengthening of a guidewire or other device into or through the catheter tube.

发明内容 SUMMARY

[0005] 本发明的目的是提供一种操作方便、推进稳定性好的三控弯手柄。 [0005] The object of the present invention is to provide an easy to operate, good stability three propulsion control handle bends.

[0006] 本发明的技术方案如下: [0006] aspect of the present invention is as follows:

一种三控弯手柄,包括抓握部分和安装在抓握部分上的操控部件,其特征在于:操控部件包括第一推拉键、第二推拉键和旋转键,其中,第一推拉键可沿抓握部分长度方向滑动地安装在抓握部分上,并且与滑动块连接;第一牵引丝固定于滑动块上;第二推拉键可沿抓握部分长度方向滑动地与抓握部分配合,第二推拉键带动旋转键沿抓握部分长度方向滑动;在旋转键内有一由旋转键带动转动的转动部件,第二牵引丝固定在转动部件上。 A three-bending control handle comprises a grip portion and a control member mounted on the grip portion, wherein: a first control member includes a pushbutton, a second pushbutton and rotary key, wherein the first push button along longitudinal direction of the grip portion slidably mounted on the grip portion, and is connected with the sliding block; a first traction wire is fixed on the sliding block; a second pushbutton grip portion along the longitudinal direction of the grip portion is slidably fitted, the two pushbutton key is rotated along the gripping portion of the length direction of the slide; has a rotatable member rotatably driven by the rotation of the key in a rotating key, the second traction wire is fixed to the rotating member.

[0007] 本发明的附加技术方案如下: Additional Technical Solution [0007] The present invention is as follows:

优选地,所述旋转键、第二推拉键、第一推拉键由抓握部分尾端至首端依次布置。 Preferably, the rotation of the key, a second pushbutton, pushbutton sequentially disposed from the first grip portion to the head end of the tail.

[0008] 优选地,在抓握部分中有一个内腔管,第二推拉键安装于内腔管中。 [0008] Preferably, the tube has a lumen in the grip portion, a second pushbutton mounted in the lumen of the tube.

[0009] 优选地,所述推拉轴上有一或多个孔,在抓握部分内壁有一个或多个与推拉轴对应的凸台,起到限位作用。 [0009] Preferably, said sliding shaft has one or more holes in the inner wall of the grip portion has a plurality of sliding shafts or corresponding bosses, play the role of the stopper.

[0010] 优选地,在抓握部分上有调节推拉轴压紧程度的调节螺钉。 [0010] Preferably, the grip portion at an adjustment of the degree of compaction sliding axis adjusting screw.

[0011 ] 优选地,转动部件上设有齿轮,旋转键上有与该齿轮配合的内齿轮。 [0011] Preferably, the rotatable member is provided with a gear, an internal gear engaged with the gear rotation key.

[0012] 优选地,所述抓握部分和操控部件的推拉键、旋转键的外形符合人机工程原理。 [0012] Preferably, the grip portion and the control pushbutton member, rotation key Ergonomic shape.

[0013] 优选地,第一推拉键套在抓握部分外侧,通过销钉与位于抓握部分内部的滑块配 [0013] Preferably, the first portion of the pushbutton outer gripping sleeve, by a pin located inside a slider with a grip portion

Eight

口ο Mouth ο

[0014] 本发明的有益效果是: [0014] Advantageous effects of the present invention are:

1、增加了第二推拉键和旋转键,二者配合可以用于独立操控一根牵引丝的推拉和旋转,从而更为精确的控制导管远端由该牵引丝控制的螺旋段的长短和螺旋大小,确保医生在使用过程中操控更为便捷。 1, adds a second pushbutton and rotary key, can be used with both sliding and rotating an individually controlled traction wire, so that more precise control of the length of the catheter and the distal end of the helical coil section controlled by the dragline size, make sure the doctor control is more convenient in use.

[0015] 2、在一些优选实施例中,抓握部分和推拉键的设计符合人机工程原理,手掌能完全握住抓握部分,操作过程中,手指、手掌不易疲劳。 [0015] 2. In some preferred embodiments, the design of the grip portion and the pushbutton Ergonomic palm grip portion can fully hold, during operation, finger, palm fatigue.

[0016] 3、在一些优选实施例中,整个装置的结构更为简单、合理,易于加工组装。 [0016] 3. In some preferred embodiments, the structure of the entire apparatus more simple, rational, easy processing and assembly.

附图说明 BRIEF DESCRIPTION

[0017] 本发明将通过例子并参照附图的方式说明,其中: [0017] The embodiment of the present invention and will be described by way of example with reference to the accompanying drawings, wherein:

图1是本发明实施例的示意图。 FIG 1 is a schematic of an embodiment of the present invention.

[0018] 图2和图3是图1所示实施例的不同状态的示意图。 [0018] FIG. 2 and FIG. 3 is a schematic diagram of the different states of the embodiment shown in FIG.

[0019] 图4是图1所示实施例的组装图。 [0019] FIG. 4 is an assembled view of the embodiment shown in FIG.

具体实施方式 Detailed ways

[0020] 本发明的具体实施例,如图1 2所示,一种三控弯手柄以及使用该装置的导管,包括: [0020] Specific embodiments of the present invention, as shown, a three-bending control using the device handle and catheter 12, comprising:

在本说明书中,术语导管指的是包括导管(但不受此限制)和类似医疗器械。 In the present specification, the term catheter is meant to include a catheter (but not limited thereto), and similar medical devices. 在图1中所示,导管大体上分为:电极1、远端2、导管管体3、以及操控手柄(即推进装置的抓握部分、第一推拉键和第二推拉键5),操控手柄整体用来控制导丝和导管管体的相对位置,从而控制远端2的弯曲或偏转,或控制螺旋段的长短和螺旋大小。 In Figure 1, the catheter is generally divided into: an electrode 1, the distal end 2, the catheter tube 3, and a control handle (i.e., the grip portion of the propulsion means, a first pushbutton and a second pushbutton 5), control integrated handle for controlling the relative positions of the guidewire and catheter body to thereby control the bending or deflection of the distal end 2, or controlling the length and size of the helical coil segment.

[0021] 上述的抓握部分包括组合在一起的手柄上盖2和手柄下盖I。 Under [0021] The grip portion includes a combined handle and the handle 2 the upper lid cover I. 在手柄上盖2和手柄下盖I内装有滑动块10、内腔管13、轮16、锁紧螺钉19、第二推拉键5,其中第一推拉键包括推拉键6和推拉锁紧键7,第一推拉键套在抓握部分外,通过销钉71与滑动块10连接,在滑动块10上有用于固定第一牵引钢丝21的锁紧螺钉19 ;第一牵引丝21通过轮16变换方向,绕回锁定在滑动块10上,在抓握部分上有用于通过并允许销钉在其中滑动的条形孔,推拉锁紧键7上有一个或多个凹槽,由深到浅斜槽,与推拉键6内壁凸点配合,当推拉键6旋转时,推拉键6的凸点从推拉锁紧键7凹槽的深处往浅部位滑动,达到锁紧效果。 I incorporated in the handle 2 and the handle cover lower cover slide block 10, tubing 13, a wheel 16, the locking screw 19, the second push button 5, wherein the push button comprises a first push button 6 and 7 sliding the lock key the first pushbutton gripping portion of the outer sleeve, by pin 10 is connected to the sliding block 71, a locking screw for fixing the first traction wire 21 on the slider 19 in 10; 21 converted by a first pull wire wheel 16 direction wraparound locked on the slider 10, on the gripping portion for allowing through the pin and in which one or more recesses on the strip sliding hole, sliding the lock key 7, from deep to shallow chute, 6 in conjunction with the inner wall of the pushbutton bump, when the rotation of the pushbutton 6, the pushbutton bumps 6 to a shallow portion from the bottom of the slide grooves 7 sliding the lock key, to achieve the locking effect. 第二推拉键5的推拉轴,该推拉轴可滑动的位于内腔管13中,在推拉轴上套有用于控制阻尼的弹性圈14。 The second sliding shaft sliding key 5, the sliding shaft is slidably positioned in the lumen of the tube 13, the elastic ring shaft sliding sleeve 14 for controlling the damping. 第二牵引丝15可旋转的安装在第二推拉键5的推拉轴上,本例中具体的说就是由推拉轴内部穿过,固定在一个可旋转的齿轮16上,该齿轮16位于推拉轴上可轴向定位的槽中,并且有部分齿露在推拉轴外,旋转键8内壁与齿轮16啮合,带动齿轮16和第二牵引丝15转动,导管内部的导线17也同样的由推拉轴内部经过延伸至操控手柄的尾端。 The second pull wire 15 is rotatably mounted on the second sliding shaft sliding key 5, the present embodiment is specifically through the inner sliding shaft, the gear 16 fixed to a rotatable shaft of the gear 16 is sliding axially positioning the groove and partially exposed outside the sliding toothed shaft, rotation of key gear 16 meshes with the inner wall 8, driven gear 16 and a second pull wire 15 is rotated, the inner conduit 17 also leads from the sliding axis after driving arm extending to the interior of the trailing end. 更为优选地,旋转键8通过安装在其内壁的旋转锁紧键9与齿轮16配合,旋转键8的尾端带齿,当旋转键8往右拉动,即可使旋转键8尾端的齿与旋转锁紧键9的齿处于啮合状态,达到锁定目的。 More preferably the teeth, rotation of the key 8 is mounted at the rear end thereof by the inner wall of the lock key 9 and the rotation of the gear 16 with the rotation of the toothed key 8, 8 is pulled right rotation key, the rotation key to the trailing end 8 rotating the lock key with the tooth 9 is in engagement, to lock the object. 旋转锁紧键9通过销钉与第二推拉键5连接,使旋转锁紧键9成为固定键。 Rotating the lock key 9 is connected by a pin and a second push button 5, the rotation lock button key 9 becomes constant.

[0022] 本发明导管的操控手柄的结构原理如图4所示。 Principle of the invention, the catheter control handle [0022] This structure is shown in FIG.

[0023] 本发明的操控手柄不同工作状态如图1至图3所示,图1为初始状态,然后按图2中所示进行调节,右拉第二推拉键2,第二牵引丝被拉紧,螺旋远端拉近成圈,再通过旋转旋转键带动第二牵引丝旋转,改变螺旋远端螺旋圈的大小,完成后,可以按图3所示调节第一推拉键,改变导管管体和第一牵引丝的相对位置从而控制导管远端的弯折。 [0023] The driving arm of the present invention different working states shown in FIG. 1 to FIG. 3, FIG. 1 is an initial state, and then press shown in Figure 2 is adjusted, the second pulling the right push button 2, the second traction wire is pulled tight, closer to the distal looped spiral, and then to drive the second rotation of the rotary key dragline rotates, the distal end of the coil to change the size of the spiral turns, after completion, as shown in FIG. 3 can be adjusted by a first push button to change the catheter tube and a relative position of the first pull wire is bent so as to control the distal end of the catheter. [0024] 本说明书中公开的所有特征,或公开的所有方法或过程中的步骤,除了互相排斥的特征和/或步骤以外,均可以以任何方式组合。 [0024] All of the features disclosed in this specification, or all of the methods disclosed processes or steps, except the mutually exclusive features and / or steps, can be combined in any manner.

[0025] 本说明书(包括任何附加权利要求、摘要和附图)中公开的任一特征,除非特别叙述,均可被其他等效或具有类似目的的替代特征加以替换。 [0025] in this specification (including any accompanying claims, abstract and drawings) disclosed in any of the features, unless specifically described, can be replaced by other equivalent or alternative features having similar purpose. 即,除非特别叙述,每个特征只是一系列等效或类似特征中的一个例子而已。 That is, unless specifically described, each feature is only one example of a series of equivalent or similar features only.

[0026] 本发明并不局限于前述的具体实施方式。 [0026] The present invention is not limited to the foregoing specific embodiments. 本发明扩展到任何在本说明书中披露的新特征或任何新的组合,以及披露的任一新的方法或过程的步骤或任何新的组合。 The present invention extends to any novel features disclosed in this specification, or any novel combination, or any novel combination, and any steps disclosed a new method or process.

Claims (9)

1.一种三控弯手柄,包括抓握部分和安装在抓握部分上的操控部件,其特征在于:操控部件包括第一推拉键、第二推拉键和旋转键,其中,第一推拉键可沿抓握部分长度方向滑动地安装在抓握部分上,并且与滑动块连接;第一牵引丝固定于滑动块上;第二推拉键可沿抓握部分长度方向滑动地与抓握部分配合,第二推拉键带动旋转键沿抓握部分长度方向滑动;在旋转键内有一由旋转键带动转动的转动部件,第二牵引丝固定在转动部件上。 A curved three control handle comprises a grip portion and a control member mounted on the grip portion, wherein: a first control member includes a pushbutton, a second pushbutton and rotary key, wherein the first pushbutton along the longitudinal direction of the grip portion may be slidably mounted on the grip portion, and is connected with the sliding block; a first traction wire is fixed on the sliding block; a second push button portion of the length direction of the grip portion gripping slidably fitted the second key portion of the pushbutton is rotated along the longitudinal direction of the slide grip; has a rotatable member rotatably driven by the rotation of the key in a rotating key, the second traction wire is fixed to the rotating member.
2.根据权利要求1所述的三控弯手柄,其特征在于:所述旋转键、第二推拉键、第一推拉键由抓握部分尾端至首端依次布置。 2. Three control curved handle according to claim 1, wherein: said rotation key, a second pushbutton, pushbutton sequentially disposed from the first grip portion to the head end of the tail.
3.根据权利要求1或2所述的三控弯手柄,其特征在于:在抓握部分中有一个的内腔管,第二推拉键安装于内腔管中。 The three bend control handle of claim 1 or claim 2, characterized in that: the tubing has a gripping portion, a second pushbutton mounted in the lumen of the tube.
4.根据权利要求3所述的三控弯手柄,其特征在于:所述内腔管有一或多个圆孔,与抓握部分中的凸起配合,起到限位作用。 4. The three curved handle control according to claim 3, wherein: said tubing has a plurality of circular holes or, fitted with the protrusion of the grip portion, play a role in limiting.
5.根据权利要求4所述的三控弯手柄,其特征在于:在抓握部分上有调节推拉轴压紧程度的调节螺钉。 Three control according to claim 4, wherein the bending of the handle, wherein: the grip portion at an adjustment degree of compaction of the push-pull adjustment screw shaft.
6.根据权利要求5所述的三控弯手柄,其特征在于:转动部件上设有齿轮,旋转键上有与该齿轮配合的内齿轮。 Three control according to claim 5, wherein the bending of the handle, wherein: a gear rotatable member, an internal gear engaged with the gear rotation key.
7.根据权利要求6所述的三控弯手柄,其特征在于:所述抓握部分和操控部件的推拉键、旋转键的外形符合人机工程原理。 7. Three Controls curved handle according to claim 6, wherein: said grip portion and a control pushbutton member, rotation key Ergonomic shape.
8.根据权利要求6或7所述的三控弯手柄,其特征在于:第一推拉键套在抓握部分外侦牝通过销钉与位于抓握部分内部的滑块配合。 The three bend control handle 6 or claim 7, wherein: a first pushbutton gripping portion of the outer sleeve by a pin and the female detect internal portion of the slider with a grip.
9.根据权利要求6或7所述的三控弯手柄,其特征在于:旋转键能够相对第二推拉键沿抓握部分长度方向滑动,在旋转键和第二推拉键之间有限定二者相对旋转的限位部件,旋转键与第二推拉键之间的滑动能够改变旋转键和第二推拉键之间的旋转限位关系。 9. The three bend control handle 6 or claim 7, wherein: the second rotary key capable of relative longitudinal sliding direction of the slide button along the gripping portion, there is defined between the two second rotary key and the push button relative rotation of the stopper member, the rotation of the key and slide between the second pushbutton can change the rotational relationship between the rotation stopper and a second pushbutton keys.
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CN106362292A (en) * 2015-08-21 2017-02-01 贾玉和 Dual-purpose catheter used for intracardial mapping and defibrillation

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