CN103566454A - Double-control bent handle - Google Patents

Double-control bent handle Download PDF

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Publication number
CN103566454A
CN103566454A CN201210270714.5A CN201210270714A CN103566454A CN 103566454 A CN103566454 A CN 103566454A CN 201210270714 A CN201210270714 A CN 201210270714A CN 103566454 A CN103566454 A CN 103566454A
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CN
China
Prior art keywords
control
handle
rotation
mandrel
control key
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CN201210270714.5A
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Chinese (zh)
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CN103566454B (en
Inventor
李楚武
王建聪
刘春宝
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四川锦江电子科技有限公司
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Priority to CN201210270714.5A priority Critical patent/CN103566454B/en
Publication of CN103566454A publication Critical patent/CN103566454A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00Catheters; Hollow probes
    • A61M25/01Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/0105Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133Tip steering devices
    • A61M25/0136Handles therefor

Abstract

The invention discloses a double-control bent handle. The double-control bent handle comprises a handle body, a push-and-pull control key and a rotary control key. The push-and-pull control key and the rotary control key respectively control a first guiding wire and a second guiding wire. The double-control bent handle is characterized in that the push-and-pull control key and the rotary control key are arranged on the handle body in a matched manner and synchronously slide on the handle body along the length direction; and the rotary control key can rotate relative to the push-and-pull control key. The push-and-pull control key and the rotary control key of the double-control bent handle synchronously slide, and can be controlled by a user with a single hand. Because the push-and-pull control key and the rotary control key can be directly pushed by the user with the single hand, the double-control bent handle is convenient to control and use.

Description

双控弯手柄 Dual control curved handle

技术领域 FIELD

[0001 ] 本发明涉及医用导管的控制手柄,尤其是一种方便操作的双控弯手柄。 [0001] The present invention relates to a medical catheter control handle, in particular a convenient handle dual control bending operation.

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. 由于人体的生理结构复杂,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不同病灶部位是极具挑战性的。 Due to the complex physical structure of the body's need to control handle to control the superior performance of the catheter, the catheter can be controlled accurately reach different parts of the lesion is challenging.

[0003]为了解决这一问题,人们采用了多种结构的导管手柄,例如美国专利申请US2008039918A1中公开的一种双控的导管和控制手柄,该导管的远端可以进行弯曲或调整螺旋部分的直径,其中弯曲和调整螺旋部分的直径是通过分别操控手柄上的两个控制键来实现的,在实际操作过程中,使用者需要分别调节,不便于用一只手直接实现导管的控制和操作。 [0003] In order to solve this problem, people using a catheter handle various structures, for example, in U.S. Patent Application US2008039918A1 discloses a dual control of the control handle and catheter, the distal end of the catheter can be bent or coiled portion adjustment diameter, and wherein the diameter of the curved portion of the set screw is achieved by separately controlling two keys on the control handle, in the actual operation, the user needs to adjust separately, it is not easy to control and direct operation of the catheter with one hand .

[0004] 现有的内部有双导丝的导管控制手柄上控制导丝的控制键通常都是分开设置,在使用过程中需要手指不断的做大范围移动,控制不同的操作键,造成使用不便,手指易疲劳。 Control guide wire control keys are usually provided separately from the [0004] conventional double internal guide wire catheter control handle, during use need to constantly expand the range of movement of the fingers, to control different operation keys, causing inconvenience finger fatigue.

发明内容 SUMMARY

[0005] 本发明的目的是提供一种操控方便,结构简单的双控弯手柄。 [0005] The object of the present invention is to provide an easy manipulation, simple structure of the double bend control handle.

[0006] 本发明的技术方案是,一种双控弯手柄,包括手柄本体和分别控制第一导丝和第二导丝的推拉控制键和旋转控制键,其特征在于:所述推拉控制键和旋转控制键配合在手柄本体上沿长度方向同步滑动,旋转控制键能够相对于推拉控制键转动。 [0006] aspect of the present invention is a dual control curved handle comprising a handle body and a push-pull control keys and control keys are controlled rotation of the first guide wire and second guide wire, wherein: said push-pull control keys and synchronizing rotation control keys with the slide along the handle body longitudinal direction, with respect to rotation control push button controls the rotation.

[0007] 优选地,所述的旋转控制键安装在推拉控制键上。 [0007] Preferably, the rotation control push button mounted on the control key.

[0008] 优选地,所述推拉控制键包括芯轴、固定在芯轴上的控制键,芯轴能够相对于手柄本体滑动,芯轴上有用于固定导管的固定部分,手柄本体内有用于固定第一导丝的固定件; 旋转控制键安装在芯轴上,能够相对于芯轴旋转。 [0008] Preferably, the push-pull control key comprises a mandrel, the mandrel is fixed to the control keys, the mandrel can be slid with respect to the handle body, a fixing portion for fixing the catheter on a mandrel, for fixing the handle body a first guide wire fixing member; rotation control button mounted on the spindle, with respect to the rotating mandrel.

[0009] 优选地,在第二导丝上固定有一个联动部件,旋转控制键相对于推拉控制键旋转时,旋转控制键带动该联动部件相对于推拉控制键移动。 [0009] Preferably, the second guidewire interlocking member is fixed to a rotation control with respect to the sliding key control key, the rotation of the drive control key interlocking member relative to the push-pull control keys.

[0010] 优选地,所述的联动部件一部分位于芯轴中长度方向的滑槽中,另一部分位于旋转控制键内螺旋状的滑槽内,第二导丝经过安装在芯轴上的滑轮穿入锁紧装置内部,并固定。 [0010] Preferably, the mandrel is located in the longitudinal direction of the chute portion of the interlocking member, the other part is located within the rotary spiral chute control key, the second guidewire through a pulley mounted on the spindle wear into the interior of the locking means, and fixed.

[0011] 优选地,在芯轴上有一完整或部分的环形凹槽,在旋转控制键上有一螺钉,螺钉的头部位于凹槽内,限制旋转控制键沿芯轴滑动。 [0011] Preferably, the mandrel has a full or in part of the annular groove, there is a control button on a rotary screw, the screw head is located within the groove to restrict the rotation in the mandrel slide controls.

[0012] 优选地,所述联动部件固定在旋转控制键上,第二导丝经过安装在芯轴上的滑轮穿入锁紧装置内部,并固定。 [0012] Preferably, the interlocking member is fixed to the rotary control key, the second guidewire through a pulley mounted on the spindle penetrates the inside locking device, and fixed.

[0013] 本发明的有益效果是:推拉控制键和旋转控制键同步滑动,可以由单手控制,推动推拉控制键和旋转控制键可以直接由单手完成,方便使用者控制和调整导管的多个方向弯曲。 [0013] Advantageous effects of the present invention are: control key and the push button synchronization rotation control slide can be controlled by a single hand, push push button control key and rotation control can be done directly by a single hand, user-friendly control and adjust multiple conduits bending directions. 在部分优选实施方案中,合理的设置推拉控制键和旋转控制键之间的配合方式,和导丝的固定位置,可以有效的分解第一导丝和第二导丝的相对运动,避免二者之间缠绕在一起, 并且可以使得控制键操作更为顺利;在部分优选方案中,通过合理的配置联动部件,可以使得控制键在装配时更为方便,联动部件的运动更为顺滑。 In certain preferred embodiments, provided a reasonable fit between the push button control and rotation control keys, and the fixing position of the guide wire, can be effectively decomposed relative movement of the first guide wire and second guide wire, both to avoid entangled together, and may be controlled such that the key operation more smoothly; in certain preferred embodiments, the linkage member through the rational configuration, control keys can be made easier during assembly, movement of the coupling member more smoothly.

附图说明[0014] 本发明将通过例子并参照附图的方式说明,其中: BRIEF DESCRIPTION [0014] The present invention will be described by way of example and with reference to the accompanying drawings, wherein:

图1是本发明双控弯手柄的实施例的分解图。 FIG 1 is an exploded view of an embodiment of the dual control curved handle of the present invention.

[0015] 图2是图1所示实施例中剖开后的旋转控制键的示意图。 [0015] FIG. 2 is a schematic diagram of the rotation control keys embodiment taken in Example 1 shown in FIG.

[0016] 图3是图1所示实施例的剖视图。 [0016] FIG. 3 is a sectional view of the embodiment shown in Fig.

具体实施方式 Detailed ways

[0017] 本发明的具体实施例,一种双控弯手柄,如图1所示,包括手柄本体8,芯轴9安装在手柄本体8中,可以沿手柄本体8滑动,控制键I固定在芯轴9上,与芯轴9 一起构成推拉控制键,导管与推拉控制键固定在一起,第一导丝穿过芯轴9固定于手柄本体8内部,当推动推拉控制键时,导管和第一导丝相对位置变化,导管远端会发生弯曲;在芯轴9上有一段的环形凹槽,旋转控制键2安装在芯轴9上,螺钉3穿过旋转控制键2,螺钉3的头部位于环形凹槽内,用于限定旋转控制键2和推拉控制键的轴向相对位置不发生变化,当手指推动推拉控制键时,旋转控制键2也会随之运动,如图2所示的,在旋转控制键2内部有一螺旋形的凹槽11,又如图1所示,在第二导丝上固定有一联动部件5,联动部件5上有一螺旋状的凸起12,该凸起12位于螺旋形凹槽11内,在芯轴9上有一段下凹的配 [0017] Specific embodiments of the present invention, a double-bend control handle shown in Figure 1, includes a handle main body 8, the mandrel 9 is mounted in the handle body 8, can slide along the handle body 8, fixed to the control key I 9 on the mandrel, the mandrel 9 together constitute a push-pull control keys, control keys conduit sliding together, a first guidewire through the inner mandrel 9 is fixed to the handle body 8, when the pushing push the control key, and the second conduit a relative position of the guidewire, the distal end of the catheter will bend; some annular grooves on the mandrel 9, the rotation control key 2 mounted on the spindle 9, the screw head 3 through the rotary control key 2, the screw 3 located within the annular groove portion for defining the axial relative position controls the rotation and zoom control key 2 does not change, when the finger pushing the push-pull control keys, control keys 2 will follow the rotation movement, shown in Figure 2 in internal rotation control key 2 has a helical groove 11, and as shown in FIG. 1, the second guide wire is fixed to a coupling member 5, a spiral projection 12 on the interlocking member 5, the projection 12 positioned within a spiral groove 11, with a concave section on a mandrel feature 9 面与联动部件5内侧曲面配合,第二导丝通过安装在芯轴9上的滑轮7穿入锁紧装置4内,并固定, 滑轮7通过轴6安装与芯轴9上,当旋转控制键2旋转时,联动部件5在螺旋形凹槽内沿配合面做轴向滑动,从而牵第二导丝运动,控制导管的远端做弯曲或其他运动。 5 the inside surface of the surface with the interlocking member, the second guidewire through a pulley mounted on the spindle 9 7 penetrates the locking means 4, and fixed to the pulley 6 mounted on the mandrel 7 through the shaft 9 when the rotation control key 2 rotates, the coupling member 5 axially slides along the spiral groove in the mating surface, such that the second guide wire pull motion, the distal end of the catheter to control the bending or do other sports. 这种结构的手柄,调整控制键方便,使用者不易疲劳,并且其内部结构合理,导丝之间运动顺畅,手柄便于组装装配。 Handle such a structure, convenient adjustment of control keys, user fatigue, and the internal structure is reasonable, smooth movement between the guide wire, facilitates the assembly of the handle assembly.

[0018] 优选地,为了方便第二导丝的定位,可以在联动部件5上增加一个锁紧装置4,让第二导丝穿入锁紧装置4内,并固定。 [0018] Preferably, in order to facilitate positioning of the second guidewire, the interlocking member can be increased in a locking device 5 4, 4 so that the guide wire penetrates the second locking means, and fixed.

[0019] 在上述实施例中的旋转控制键2和联动部件5 —种简化方式,可以将联动部件固定在旋转控制键2上,旋转控制键2旋转时,直接牵引第二导丝运动,从而控制导管的弯曲。 [0019] In the above-described embodiment controls the rotation of Example 2 and the linkage member 5 - types in a simplified manner, the linkage may be fixed to the rotating member on the control key 2, control key 2 rotates upon rotation, the second guide wire pulling movement directly to controlling the bending of the catheter.

[0020] 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。 [0020] 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.

[0021] 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。 [0021] The present specification (including any accompanying claims, abstract and drawings) disclosed in any one of a feature unless specifically recited, may 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.

[0022] 本发明并不局限于前述的具体实施方式。 [0022] 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 (8)

1.一种双控弯手柄,包括手柄本体和分别控制第一导丝和第二导丝的推拉控制键和旋转控制键,其特征在于:所述推拉控制键和旋转控制键配合在手柄本体上沿长度方向同步滑动,旋转控制键能够相对于推拉控制键转动。 A dual control curved handle comprising a handle body and a push-pull control keys and control keys are controlled rotation of the first guide wire and second guide wire, wherein: the control key and the push button controls the rotation of the handle body fitted synchronous slide along the longitudinal direction, with respect to the rotation controls the rotation push-pull control key.
2.根据权利要求1所述的双控弯手柄,其特征在于:所述的旋转控制键安装在推拉控制键上。 Dual control according to claim 1 of the curved handle, characterized in that: the rotation control push button mounted on the control key.
3.根据权利要求2所述的双控弯手柄,其特征在于:所述推拉控制键包括芯轴、固定在芯轴上的控制键,芯轴能够相对于手柄本体滑动,芯轴上有用于固定导管的固定部分,手柄本体内有用于固定第一导丝的固定件;旋转控制键安装在芯轴上,能够相对于芯轴旋转。 Dual control according to claim curved handle of claim 2, characterized in that: said control push button comprises a mandrel, the mandrel is fixed to the control keys, the mandrel is able to slide with respect to the handle body, for the mandrel fixing the fixing portion of the catheter, a handle body with a fixing member for fixing the first guidewire; rotation control button mounted on the spindle, with respect to the rotating mandrel.
4.根据权利要求3所述的双控弯手柄,其特征在于:在第二导丝上固定有一个联动部件,旋转控制键相对于推拉控制键旋转时,旋转控制键带动该联动部件相对于推拉控制键移动。 Dual control according to claim curved handle of claim 3, wherein: the second guidewire interlocking member is fixed to a rotation control with respect to the sliding key control key, the rotation of the control key interlocking member relative to the drive sliding movement of the control keys.
5.根据权利要求4所述的双控弯手柄,其特征在于:所述的联动部件一部分位于芯轴中长度方向的滑槽中,另一部分位于旋转控制键内螺旋状的滑槽内,第二导丝经过安装在芯轴上的滑轮穿入导管内部。 The curved handle dual control according to claim 4, wherein: a portion of said linkage member in the slots in the longitudinal direction of the mandrel, the other part is located within the rotary control keys helical chute section two guidewire through a pulley mounted on the spindle penetrates the interior of the conduit.
6.根据权利要求5所述的双控弯手柄,其特征在于:在芯轴上有一完整或部分的环形凹槽,在旋转控制键上有一螺钉,螺钉的头部位于凹槽内,限制旋转控制键沿芯轴滑动。 Dual control according to claim 5, wherein the curved handle, characterized in that: there is a complete or partial annular groove on the mandrel, there is a control button on a rotary screw, the screw head is located within the groove to restrict rotation control key slides along the mandrel.
7.根据权利要求4所述的双控弯手柄,其特征在于:所述联动部件固定在旋转控制键上,第二导丝经过安装在芯轴上的滑轮穿入导管内部。 Dual control according to claim 4, wherein the handle is curved, characterized in that: said interlocking member fixed to the rotary control key, the second guidewire through a pulley mounted on the spindle penetrates the interior of the conduit.
8.根据权利要求5所述的双控弯手柄,其特征在于:所述联动部件上还有一个锁紧装置,第二导丝穿入锁紧装置中,并固定。 Dual control according to claim 5, wherein the curved handle, characterized in that: there is a locking device on the interlocking member, the second guide wire penetrates the locking apparatus, and fixed. `` ``
CN201210270714.5A 2012-08-01 2012-08-01 Dual control curved handle CN103566454B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105251098A (en) * 2015-10-12 2016-01-20 嘉兴市第二医院 Substance conveying apparatus and guide wire assembly thereof

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Publication number Priority date Publication date Assignee Title
US5545200A (en) * 1993-07-20 1996-08-13 Medtronic Cardiorhythm Steerable electrophysiology catheter
US5857997A (en) * 1994-11-14 1999-01-12 Heart Rhythm Technologies, Inc. Catheter for electrophysiological procedures
CN202020777U (en) * 2011-03-31 2011-11-02 先健科技(深圳)有限公司 Adjustable bent catheter
US20120089125A1 (en) * 2010-10-08 2012-04-12 Greatbatch Ltd. Bi-Directional Catheter Steering Handle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545200A (en) * 1993-07-20 1996-08-13 Medtronic Cardiorhythm Steerable electrophysiology catheter
US5857997A (en) * 1994-11-14 1999-01-12 Heart Rhythm Technologies, Inc. Catheter for electrophysiological procedures
US20120089125A1 (en) * 2010-10-08 2012-04-12 Greatbatch Ltd. Bi-Directional Catheter Steering Handle
CN202020777U (en) * 2011-03-31 2011-11-02 先健科技(深圳)有限公司 Adjustable bent catheter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105251098A (en) * 2015-10-12 2016-01-20 嘉兴市第二医院 Substance conveying apparatus and guide wire assembly thereof

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