技术领域technical field
本发明涉及医疗器械技术领域，特别涉及一种腔镜下直线切割缝合器的保险装置。本发明还涉及一种包括上述保险装置的腔镜下直线切割缝合器。The invention relates to the technical field of medical instruments, in particular to a safety device for a linear cutting stapler under an endoscope. The present invention also relates to an endoscopic linear cutting stapler comprising the safety device.
背景技术Background technique
在微创手术操作过程中，通常使用外科手术缝合器来连接组织的相邻部分，目前常用的腔镜下直线切割缝合器是在手术紧固装置上加切割刀的形式，其切割刀能够在缝合钉仓之间线性运动，从而在手术缝合装置缝合时达到切割以及密封缝合组织的目的。During the operation of minimally invasive surgery, a surgical stapler is usually used to connect adjacent parts of the tissue. At present, the commonly used endoscopic linear cutting stapler is in the form of a cutting knife on the surgical fastening device. The staple cartridges move linearly, so as to achieve the purpose of cutting and sealing the sutured tissue when the surgical suturing device is sutured.
一种典型的腔镜下直线切割缝合器现有产品的手柄分为活动手柄和固定手柄，通过握动活动手柄使得传动部件运动，从而击发缝合组件，在实际应用时，有时工作人员操作不当会导致误击发，导致缝合组件还没有使用就已经报废，缝合组件的使用率较低。The handle of a typical endoscopic linear cutting stapler is divided into a movable handle and a fixed handle. By gripping the movable handle, the transmission part is moved to trigger the suturing assembly. Cause misfiring, cause the suture assembly to be scrapped before use, and the utilization rate of the suture assembly is low.
因此，如何提高腔镜下直线切割缝合器的缝合组件的使用率，是本领域技术人员目前需要解决的技术问题。Therefore, how to improve the utilization rate of the suturing components of the linear cutting stapler under the endoscope is a technical problem to be solved by those skilled in the art.
发明内容Contents of the invention
本发明的目的是提供一种腔镜下直线切割缝合器的保险装置，该腔镜下直线切割缝合器的缝合组件的使用率较高。本发明的另一目的是提供一种包括上述保险装置的腔镜下直线切割缝合器。The purpose of the present invention is to provide a safety device for a linear cutting stapler under an endoscope, and the utilization rate of the suturing components of the linear cutting stapler under an endoscope is relatively high. Another object of the present invention is to provide an endoscopic linear cutting stapler including the above-mentioned safety device.
为了实现上述目的，本发明提供了一种腔镜下直线切割缝合器的保险装置，包括固定手柄和活动手柄，还包括安装于所述固定手柄上的保险滑块、与所述保险滑块连接的保险弹簧以及安装于所述活动手柄上且一端能够与所述保险滑块的顶端相抵的手柄弹簧，所述活动手柄上设置有阻挡件，所述保险滑块上设置有保险按钮。In order to achieve the above object, the present invention provides a safety device for a linear cutting stapler under an endoscope, which includes a fixed handle and a movable handle, and also includes a safety slider installed on the fixed handle, connected with the safety slider The safety spring is installed on the movable handle and the handle spring is capable of abutting against the top end of the safety slider. The movable handle is provided with a blocking member, and the safety slider is provided with a safety button.
优选地，所述阻挡件的形状为方形。Preferably, the shape of the blocking member is square.
优选地，所述阻挡件为弧形阻挡件。Preferably, the stopper is an arc-shaped stopper.
优选地，所述弧形阻挡件的底面设置有凹槽。Preferably, the bottom surface of the arc-shaped blocking member is provided with a groove.
优选地，所述保险滑块上设置有手柄弹簧卡槽。Preferably, the safety slider is provided with a handle spring slot.
优选地，所述保险滑块的底部设置有凸起且所述凸起能够套设于所述保险弹簧内。Preferably, the bottom of the safety slider is provided with a protrusion, and the protrusion can be sleeved in the safety spring.
优选地，所述保险滑块的两侧均设置有所述保险按钮。Preferably, the safety buttons are provided on both sides of the safety slider.
优选地，所述手柄弹簧的末端为圆角。Preferably, the ends of the handle springs are rounded.
优选地，所述保险滑块的顶部设置有斜面。Preferably, the top of the safety slider is provided with a slope.
本发明还提供了一种腔镜下直线切割缝合器，包括器身以及安装于所述器身上的保险装置，所述保险装置为上述任一项所述的保险装置。The present invention also provides an endoscopic linear cutting and suturing device, which includes a device body and a safety device installed on the device body, and the safety device is the safety device described in any one of the above.
本发明提供的腔镜下直线切割缝合器的保险装置，包括固定手柄、活动手柄、保险滑块、保险弹簧以及手柄弹簧，保险滑块安装于固定手柄上，保险弹簧与保险滑块连接，手柄弹簧安装于活动手柄上且一端能够与保险滑块的顶端相抵，活动手柄上设置有阻挡件，保险滑块上设置有保险按钮。The safety device of the endoscopic linear cutting and suturing device provided by the present invention includes a fixed handle, a movable handle, a safety slider, a safety spring and a handle spring, the safety slider is installed on the fixed handle, the safety spring is connected with the safety slider, and the handle The spring is installed on the movable handle and one end can be offset against the top of the safety slider, the movable handle is provided with a blocking piece, and the safety slider is provided with a safety button.
腔镜下直线切割缝合器的初始状态，阻挡件和手柄弹簧分别位于保险滑块的两侧，保险滑块与阻挡件的前端相抵，使活动手柄无法闭合，拨动保险按钮，使保险滑块向下运动，手柄弹簧在自身作用下转动，手柄弹簧的一端与保险滑块的顶端相抵，从而卡住保险滑块，此时，活动手柄可转动，握动活动手柄，手柄弹簧转动从而脱离保险滑块，手柄弹簧和保险滑块脱离瞬间，阻挡件的下表面与保险滑块相抵，使保险滑块不能向上移动，活动手柄可继续转动到底，完成击发。松开活动手柄，活动手柄在手柄弹簧的作用下回弹，当保险滑块与活动手柄的阻挡件脱离后，保险滑块在保险弹簧的作用下，向上弹起，使阻挡件和手柄弹簧分别位于保险滑块的两侧，从而回复到初始状态。In the initial state of the linear cutting stapler under the endoscope, the blocking piece and the handle spring are respectively located on both sides of the safety slider. Moving downward, the handle spring rotates under its own action, and one end of the handle spring is offset against the top of the safety slider, thereby blocking the safety slider. When the slide block, the handle spring and the safety slide block break away from the moment, the lower surface of the stopper is offset against the safety slide block, so that the safety slide block cannot move upwards, and the movable handle can continue to rotate to the end to complete the percussion. Loosen the movable handle, and the movable handle will rebound under the action of the handle spring. When the safety slider is separated from the blocking part of the movable handle, the safety slider will bounce upward under the action of the safety spring, so that the blocking part and the handle spring respectively Located on both sides of the safety slider, so as to return to the initial state.
通过上述描述可知，相对于背景技术，本发明提供的腔镜下直线切割缝合器，由于设置有保险装置，工作人员在操作中，需要打开保险按钮才可以使用器械，且使用完成后自动复位，避免了缝合组件的误击发，提高了腔镜下直线切割缝合器的缝合组件的使用率。From the above description, it can be seen that, compared with the background technology, the endoscopic linear cutting stapler provided by the present invention is equipped with a safety device. During operation, the staff needs to open the safety button to use the instrument, and it will automatically reset after use. Misfiring of the suturing components is avoided, and the utilization rate of the suturing components of the linear cutting stapler under the endoscope is improved.
附图说明Description of drawings
图1为本发明实施例提供的腔镜下直线切割缝合器初始状态的结构示意图；FIG. 1 is a schematic structural view of the initial state of the endoscopic linear cutting stapler provided by the embodiment of the present invention;
图2为本发明实施例提供的腔镜下直线切割缝合器解除保险状态的结构示意图；Fig. 2 is a schematic structural view of the unsafe state of the endoscopic linear cutting stapler provided by the embodiment of the present invention;
图3为本发明实施例提供的腔镜下直线切割缝合器击发状态的结构示意图；3 is a schematic structural view of the firing state of the endoscopic linear cutting stapler provided by the embodiment of the present invention;
图4为本发明实施例提供的腔镜下直线切割缝合器回复状态的结构示意图；Fig. 4 is a schematic structural diagram of the recovery state of the endoscopic linear cutting stapler provided by the embodiment of the present invention;
图5为图1所示的腔镜下直线切割缝合器的活动手柄的结构示意图；Fig. 5 is a structural schematic diagram of the movable handle of the endoscopic linear cutting stapler shown in Fig. 1;
图6为图1所示的腔镜下直线切割缝合器的手柄弹簧的结构示意图；Fig. 6 is a schematic structural view of the handle spring of the endoscopic linear cutting stapler shown in Fig. 1;
图7为图1所示的腔镜下直线切割缝合器的保险滑块的结构示意图；Fig. 7 is a structural schematic diagram of the safety slider of the endoscopic linear cutting stapler shown in Fig. 1;
图8为图1所示的腔镜下直线切割缝合器的保险弹簧的结构示意图；Fig. 8 is a structural schematic diagram of the safety spring of the endoscopic linear cutting stapler shown in Fig. 1;
图9为本发明提供的腔镜下直线切割缝合器的保险按钮的结构示意图。Fig. 9 is a schematic structural view of the safety button of the endoscopic linear cutting stapler provided by the present invention.
具体实施方式Detailed ways
本发明的核心是提供一种腔镜下直线切割缝合器的保险装置，该腔镜下直线切割缝合器的缝合组件的使用率较高。本发明的另一核心是提供一种包括上述保险装置的腔镜下直线切割缝合器。The core of the present invention is to provide a safety device for an endoscopic linear cutting stapler, and the utilization rate of the suturing components of the endoscopic linear cutting stapler is relatively high. Another core of the present invention is to provide an endoscopic linear cutting stapler including the above-mentioned safety device.
为了使本领域技术人员更好地理解本发明的技术方案，下面将结合附图和具体实施例对本发明作进一步的详细说明。In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
请参考图1-图9，在一种具体实施方式中，本发明实施例提供的腔镜下直线切割缝合器的保险装置，包括固定手柄1、活动手柄2、保险滑块11、保险弹簧12以及手柄弹簧22，保险滑块11安装于固定手柄1上，保险弹簧12与保险滑块11连接，手柄弹簧22安装于活动手柄2上且一端能够与保险滑块11的顶端相抵，活动手柄2上设置有阻挡件21，保险滑块11上设置有保险按钮13。Please refer to Fig. 1-Fig. 9, in a specific embodiment, the safety device of the endoscopic linear cutting stapler provided by the embodiment of the present invention includes a fixed handle 1, a movable handle 2, a safety slider 11, and a safety spring 12 And the handle spring 22, the safety slider 11 is installed on the fixed handle 1, the safety spring 12 is connected with the safety slider 11, the handle spring 22 is installed on the movable handle 2 and one end can be offset against the top of the safety slider 11, the movable handle 2 A blocking member 21 is arranged on the top, and a safety button 13 is arranged on the safety slider 11 .
腔镜下直线切割缝合器的初始状态，阻挡件21和手柄弹簧22分别位于保险滑块11的两侧，保险滑块11与阻挡件21的前端相抵，使活动手柄2无法闭合，拨动保险按钮13，使保险滑块11向下运动，手柄弹簧22在自身作用下转动，手柄弹簧22的一端与保险滑块11的顶端相抵，从而卡住保险滑块11，此时，活动手柄2可转动，握动活动手柄2，手柄弹簧22转动从而脱离保险滑块11，手柄弹簧22和保险滑块11脱离瞬间，阻挡件21的下表面与保险滑块11相抵，使保险滑块11不能向上移动，活动手柄2可继续转动到底，腔镜下直线切割缝合器完成击发。松开活动手柄2，活动手柄2在手柄弹簧22的作用下回弹，当保险滑块11与活动手柄2的阻挡件21脱离后，保险滑块11在保险弹簧12的作用下，向上弹起，使阻挡件21和手柄弹簧22分别位于保险滑块11的两侧，从而回复到初始状态。本发明实施例提供的腔镜下直线切割缝合器，由于设置有保险装置，工作人员在操作中，需要打开保险按钮13才可以使用器械，且使用完成后自动复位，避免了缝合组件的误击发，提高了腔镜下直线切割缝合器的缝合组件的使用率。上述阻挡件可以为圆柱形，此外上述阻挡件也可以为方形。In the initial state of the linear cutting stapler under the endoscope, the blocking member 21 and the handle spring 22 are respectively located on both sides of the safety slider 11, and the safety slider 11 is offset against the front end of the blocking member 21, so that the movable handle 2 cannot be closed. The button 13 makes the safety slider 11 move downward, the handle spring 22 rotates under its own action, and one end of the handle spring 22 is against the top of the safety slider 11, thereby blocking the safety slider 11. At this time, the movable handle 2 can Turn, hold the movable handle 2, the handle spring 22 rotates so as to break away from the safety slider 11, the moment the handle spring 22 and the safety slider 11 are separated, the lower surface of the blocking member 21 is offset against the safety slider 11, so that the safety slider 11 cannot go upward After moving, the movable handle 2 can continue to rotate to the end, and the linear cutting stapler under the endoscope is fired. Loosen the movable handle 2, the movable handle 2 rebounds under the action of the handle spring 22, when the safety slider 11 is separated from the stopper 21 of the movable handle 2, the safety slider 11 bounces upward under the action of the safety spring 12 , so that the blocking member 21 and the handle spring 22 are respectively located on both sides of the safety slider 11, thereby returning to the initial state. The endoscopic linear cutting stapler provided by the embodiment of the present invention is equipped with a safety device, and the staff needs to open the safety button 13 to use the device during operation, and it will automatically reset after use, avoiding false triggering of the suture assembly , improving the utilization rate of the suturing components of the linear cutting stapler under the endoscope. The above-mentioned blocking piece can be cylindrical, and the above-mentioned blocking piece can also be square.
此外，保险装置的阻挡件21为弧形阻挡件。活动手柄2绕腔镜下直线切割缝合器做圆弧运动，弧形阻挡件可以保证与保险滑块11相切，且保证了保险滑块11的受力稳定，使腔镜下直线切割缝合器在使用时更平稳。In addition, the blocking piece 21 of the safety device is an arc-shaped blocking piece. The movable handle 2 moves in a circular arc around the linear cutting stapler under the endoscope, and the arc-shaped blocking member can ensure that it is tangent to the safety slider 11, and ensures that the force of the safety slider 11 is stable, so that the linear cutting stapler under the endoscope can It is more stable in use.
另外，弧形阻挡件的底面设置有凹槽。弧形阻挡件的底面设置的凹槽可以使弧形阻挡件的底面与保险滑块11的接触面积较小，减少弧形阻挡件的磨损，延长了弧形阻挡件的寿命。In addition, grooves are provided on the bottom surface of the arc-shaped blocking member. The groove provided on the bottom surface of the arc-shaped stopper can make the contact area between the bottom surface of the arc-shaped stopper and the safety slider 11 smaller, reduce the wear of the arc-shaped stopper, and prolong the life of the arc-shaped stopper.
进一步地，保险滑块11上设置有手柄弹簧卡槽112。手柄弹簧卡槽112可以保证手柄弹簧22在与保险滑块11相对运动时保持稳定，避免了手柄弹簧22侧向滑脱保险滑块11。Further, the safety slider 11 is provided with a handle spring slot 112 . The handle spring slot 112 can ensure that the handle spring 22 remains stable when moving relative to the safety slider 11 , preventing the handle spring 22 from slipping off the safety slider 11 laterally.
更进一步的，保险滑块11的底部设置有凸起111，凸起111能够套设于保险弹簧12内。保险弹簧12安装在凸起111上，保险弹簧12不易发生歪斜等现象，保险弹簧12的运动较稳定。Furthermore, the bottom of the safety slider 11 is provided with a protrusion 111 , and the protrusion 111 can be sleeved in the safety spring 12 . The safety spring 12 is installed on the protrusion 111, so that the safety spring 12 is not easy to be skewed, and the movement of the safety spring 12 is relatively stable.
优选的，保险滑块11的两侧均设置有保险按钮13。在拉动保险按钮13时，由于保险滑块11两侧均设置有保险按钮13，保险滑块11的受力均衡，不易损坏保险滑块11。Preferably, safety buttons 13 are provided on both sides of the safety slider 11 . When the safety button 13 is pulled, since the safety buttons 13 are arranged on both sides of the safety slider 11 , the force of the safety slider 11 is balanced, and the safety slider 11 is not easy to be damaged.
更优选的，手柄弹簧22的末端为圆角。打开保险按钮13后，手柄弹簧22的一端与保险滑块11的顶端相抵，然后转动活动手柄2，手柄弹簧22移开保险滑块11的顶端。手柄弹簧22的末端为圆角时，手柄弹簧22的末端更光滑，手柄弹簧22更容易移开保险滑块11。More preferably, the end of the handle spring 22 is rounded. After opening the safety button 13, one end of the handle spring 22 is against the top of the safety slider 11, and then the movable handle 2 is rotated, and the handle spring 22 moves away from the top of the safety slider 11. When the end of the handle spring 22 is rounded, the end of the handle spring 22 is smoother, and the handle spring 22 is easier to remove the safety slider 11 .
此外，保险滑块11的顶部设置有斜面113。保险滑块11的顶部设置的斜面113，使保险滑块11的顶端面积较小，腔镜下直线切割缝合器在回复状态时，保险滑块11更容易卡住阻挡件21。In addition, a slope 113 is provided on the top of the safety slider 11 . The slope 113 provided on the top of the safety slider 11 makes the area of the top of the safety slider 11 smaller, so that the safety slider 11 is more likely to block the stopper 21 when the linear cutting stapler under the endoscope is in the recovery state.
本发明实施例所提供的腔镜下直线切割缝合器，包括器身以及安装于器身上的上述保险装置，其他部分的结构可以参照现有技术，本文不再赘述。The endoscopic linear cutting and suturing device provided by the embodiment of the present invention includes a device body and the above-mentioned safety device installed on the device body. The structure of other parts can refer to the existing technology, and will not be repeated here.
以上对本发明所提供的腔镜下直线切割缝合器进行了详细介绍。本文中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想。应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以对本发明进行若干改进和修饰，这些改进和修饰也落入本发明权利要求的保护范围内。The linear cutting stapler under the endoscope provided by the present invention has been introduced in detail above. In this paper, specific examples are used to illustrate the principle and implementation of the present invention, and the descriptions of the above embodiments are only used to help understand the method and core idea of the present invention. It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310196052.6ACN103271751B (en) | 2013-05-24 | 2013-05-24 | Straight line cutting stitching instrument under endoscope and safety device thereof |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310196052.6ACN103271751B (en) | 2013-05-24 | 2013-05-24 | Straight line cutting stitching instrument under endoscope and safety device thereof |
| Publication Number | Publication Date |
|---|---|
| CN103271751A CN103271751A (en) | 2013-09-04 |
| CN103271751Btrue CN103271751B (en) | 2015-03-25 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310196052.6AActiveCN103271751B (en) | 2013-05-24 | 2013-05-24 | Straight line cutting stitching instrument under endoscope and safety device thereof |
| Country | Link |
|---|---|
| CN (1) | CN103271751B (en) |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| DD01 | Delivery of document by public notice | Addressee:B. J. ZH. F. PANTHER MEDICAL EQUIPMENT Co.,Ltd. Document name:the First Notification of an Office Action | |
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder | Address after:102208 Beijing City, Changping District Beiqijia town Zhenggezhuang village Hongfu building room 61704 Patentee after:B. J. ZH. F. PANTHER MEDICAL EQUIPMENT Co.,Ltd. Address before:Beijing City, Chaoyang District Wangjing two district 100018 emerging industries in the Garden District Litse No. 208 building 3 floor 3305A room 3 Patentee before:B. J. ZH. F. PANTHER MEDICAL EQUIPMENT Co.,Ltd. | |
| CP03 | Change of name, title or address | Address after:No. 8 Shangcheng Road, Beiqijia Town, Changping District, Beijing 102209 Patentee after:B.J. ZH. F. PANTHER MEDICAL EQUIPMENT Co.,Ltd. Country or region after:China Address before:Room 61704, Hongfu Building, Zhenggezhuang Village, Beiqijia Town, Changping District, Beijing Patentee before:B. J. ZH. F. PANTHER MEDICAL EQUIPMENT Co.,Ltd. Country or region before:China | |
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