CN104586446B - Stapler and firing insurance - Google Patents

Stapler and firing insurance Download PDF

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Publication number
CN104586446B
CN104586446B CN201510013309.9A CN201510013309A CN104586446B CN 104586446 B CN104586446 B CN 104586446B CN 201510013309 A CN201510013309 A CN 201510013309A CN 104586446 B CN104586446 B CN 104586446B
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safety
firing
stapler
connecting rod
achieve
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CN201510013309.9A
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Chinese (zh)
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CN104586446A (en
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孙景荣
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天津万和医疗器械有限公司
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Abstract

本发明提供了一种缝合器及其击发保险机构。 The present invention provides a stapler firing and insurance agencies. 上述缝合器包括抵钉座夹板,上述击发保险机构包括:保险连接杆,上述保险连接杆通过弹性部件转动地安装在上述抵钉座夹板上,上述保险连接杆实现对上述缝合器的击发的阻止或允许;保险开关装置,上述保险开关装置实现对上述保险连接杆的锁定或解锁;行程块,上述行程块转动地安装在上述抵钉座夹板上,上述行程块设有第一凸起,上述第一凸起推动上述保险开关装置复位到初始位置。 Above staplers include an anvil clamp the firing safety mechanism comprising: a safety connecting rod the safety connecting rod by an elastic member rotatably mounted on said anvil clamp the safety connecting rod to achieve blocking of firing the above-described stapler of or permit; safety switch means, said switch means to achieve safety locking or unlocking of the connecting rod to such a policy; block stroke the stroke block rotatably mounted on said anvil clamp the trip block is provided with a first projection, above first projection means urging said safety switch is reset to the initial position. 本发明可以通过对击发保险机构的操作实现对击发的锁定或解锁,防止缝合器的误击发,复位按钮复位缝合器其他零件的同时,使击发保险机构自动复位到器械的初始状态。 Through the operation of the present invention can be implemented to a firing safety mechanism to lock or unlock the firing, to prevent erroneous firing the stapler, the stapler reset button to reset other components, while enabling the firing safety mechanism is automatically reset to the initial state of the instrument.

Description

缝合器及其击发保险机构 Stapler and firing insurance

技术领域 FIELD

[0001]本发明涉及医疗器械领域,更具体地,涉及一种缝合器及其击发保险机构。 [0001] The present invention relates to the field of medical devices, and more particularly, to a stapler firing and insurance agencies.

背景技术 Background technique

[0002]在外科手术中,各种医疗器械成为医生必不可少的工具,医疗器械的应用和普及使手术方式更多样、手术时间更短、减少手工操作误差、避免感染、术后功能恢复快等诸多优点。 [0002] In surgery, various medical instruments to become an indispensable tool for doctors, medical devices and applications more diverse universal surgical way, shorter operation time, reduce manual errors, to avoid infection, postoperative recovery fast and many other advantages.

[0003]在各种医疗器械中,为了避免手术中误操作器械,通常会设置提示装置,比如颜色警示,动作提示等。 [0003] In various medical devices, in order to avoid erroneous surgical instrument usually provided presentation device, such as a warning color, like action prompt. 其中,击发保险机构就是最常用最有效的提示装置之一。 One of prompting device in which the firing insurance is the most common and effective.

[0004]医用缝合器中一种常用的产品是直线切割缝合器,主要应用于缝合腔体组织的开口,缝合口整齐且非常牢固,不容易发生缝合口出血。 [0004] The medical suturing device is in a common linear stapler products, mainly used in suturing tissue cavity opening, orderly and very strong suture, suture bleeding does not easily occur.

[0005]现有的直线缝合器没有击发保险机构,器械闭合压紧组织后,继续握击发手柄即可完成击发动作,击发意味着对组织实施缝合,也因此,这种设计存在着一个缺点,就是没有使医生明确知道即将进行的是击发动作,如果医生在器械闭合后误碰击发手柄造成击发,会造成手术失败。 [0005] No conventional linear stapler firing insurance agencies, pressed tissue after the instrument is closed, continue to hold the handle to complete the firing motion of the firing, the firing means of suturing tissue embodiment, therefore, there is a disadvantage of this design, that is not the doctors know exactly forthcoming action is firing, if the doctor after hitting the wrong hair handle instrument closure caused by the firing, will result in surgical failure. 此外,即便有的缝合器有击发保险机构,击发保险机构本身也需要手动复位,造成操作的复杂性。 Moreover, even if there are some stapler firing insurance agencies, insurance agencies firing itself also needs a manual reset, causing the complexity of the operation.

发明内容 SUMMARY

[0006]本发明提供了一种缝合器及其击发保险机构,以至少解决医疗器械中误击发缝合器以造成危险的技术问题。 [0006] The present invention provides a stapler and firing safety mechanism to solve at least the medical instrument erroneous firing the stapler to dangerous technical problems.

[0007]本发明实施例提供了一种缝合器的击发保险机构,上述缝合器包括抵钉座夹板,上述击发保险机构包括:保险连接杆,上述保险连接杆通过弹性部件转动地安装在上述抵钉座夹板上,上述保险连接杆实现对上述缝合器的击发的阻止或允许;保险开关装置,上述保险开关装置实现对上述保险连接杆的锁定或解锁;行程块,上述行程块转动地安装在上述抵钉座夹板上,上述行程块设有第一凸起,上述第一凸起推动上述保险开关装置复位到初始位置。 [0007] The embodiment provides a safety mechanism of a stapler firing of the present invention, the stapler anvil jaw comprises the firing mechanism of insurance comprising: a connecting rod safety said safety connecting rod by an elastic member rotatably mounted on said contact the anvil clamp the safety connecting rod to achieve firing of the above-described stapler blocked or allowed; safety switch means, said safety switch means to achieve the connection rod to lock or unlock such a policy; stroke block the travel block rotatably mounted said anvil clamp the stroke block a first projection, the first projection urging said safety switch means returns to the initial position.

[0008] 可选的,上述保险连接杆的一端设有阻止钩,上述阻止钩实现对上述缝合器的击发的阻止或允许。 [0008] Optionally, one end of the connecting rod is provided with a safety hook to prevent the hook to prevent firing to achieve the above-described stapler blocked or allowed.

[0009]可选的,上述保险开关装置包括拨杆,上述保险连接杆的另一端抵在上述保险开关装置的上述拨杆上,上述拨杆实现对上述保险连接杆的锁定或解锁。 [0009] Alternatively, said safety means comprises a switch lever the other end of said safety connecting rod abuts on said safety lever switch device described above, said connecting rod levers to achieve the above safety lock or unlock.

[0010] 可选的,上述第一凸起推动上述拨杆复位到初始位置后,上述保险连接杆通过上述弹性部件复位到初始位置。 [0010] Optionally, after the first lever urging said protrusion returns to the initial position of the safety connecting rod into an initial position by the elastic member.

[0011]可选的,上述保险连接杆设有转轴和第一挡块,上述行程块设有第二挡块,上述弹性部件套在上述转轴上,上述弹性部件的一端抵在上述第一挡块上,上述弹性部件的另一端压缩后抵在上述第二挡块上。 [0011] Alternatively, it said safety connecting rod shaft is provided with a first stopper and the second stopper is provided with the stroke blocks, the elastic sleeve member on said shaft, one end of the elastic member abuts against the first stop upper block, the other end of the compressed elastic member abuts on the second stopper.

[0012]可选的,上述弹性部件为扭簧或板簧。 [0012] Optionally, the elastic member is a torsion spring or a leaf spring.

[0013] 可选的,上述保险开关装置包括第一限位位置和第二限位位置,上述第一限位位置使上述拨杆实现对上述保险连接杆的锁定,使上述保险连接杆实现对上述缝合器的击发的阻止,上述第二限位位置使上述拨杆实现对上述保险连接杆的解锁,使上述保险连接杆实现对上述缝合器的击发的允许。 [0013] Alternatively, said means comprising a first safety switch position and a second limit stop position, the first stop position so that the lock lever to achieve the above-described safety connecting rod, so that the connecting rod to achieve safety preventing firing of the stapler, the second limit position so that the safety lever unlocking the above-described connecting rod, the connecting rod so that the safety of the firing allows to achieve the above-described stapler.

[0014]本发明实施例还提供了一种缝合器,包括任一项上述击发保险机构。 Example [0014] The present invention also provides a stapler, including firing any one of the above-described insurance agencies.

[0015]可选的,上述缝合器包括推钉板,其特征在于,上述推钉板上设有第二凸起,上述保险连接杆通过上述第二凸起实现对上述缝合器的击发的阻止或允许。 [0015] Optionally, the stapler comprising a staple pushing plate, wherein the staple pushing plate is provided with a second projection, to achieve the above-described safety connecting rod to prevent the firing of the stapler described above by the second protrusion or allowed.

[0016] 可选的,上述缝合器是直线缝合器或直线切割缝合器。 [0016] Optionally, the stapler is a linear stapler or linear stapler.

[0017]本发明可以通过对击发保险机构的操作实现对击发的锁定或解锁,因而,可以防止缝合器的误击发,进而防止误击发导致的潜在危险,此外,不用单独手动复位击发保险机构,在复位按钮复位缝合器其他零件的同时,击发保险机构能自动复位到器械的初始状态,且操作起来十分方便快捷,具有结构简单、成本低的特点。 [0017] The present invention, by operating on the firing safety mechanism to achieve firing of locking or unlocking, therefore, possible to prevent erroneous firing of the stapler, thereby preventing potentially dangerous erroneous firing due to, in addition, without a separate manual reset firing insurance agencies, in the reset button to reset other components of the stapler while firing insurance agencies automatically reset to the initial state of the instrument, and with a very convenient, simple structure and low cost.

[0018]本发明所述的缝合器还被本领域普通技术人员称为吻合器,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。 [0018] The present invention further stapler of ordinary skill in the art as stapling, any modification within the spirit and principle of the present invention, the, equivalent replacement, or improvement, should be included in the present invention, within the scope of protection.

附图说明 BRIEF DESCRIPTION

[0019]图1为本发明实施例的一种可选的缝合器的击发保险机构在初始状态下保险闭合状态时的一个视角的结构示意图; Insurance firing mechanism [0019] FIG 1. An alternative embodiment of the stapler embodiment of the present invention when the structure of a perspective schematic view of a closed state of the insurance in an initial state;

[0020]图2为本发明实施例的一种可选的缝合器的击发保险机构的保险连接杆的一个视角的结构示意图; A perspective schematic structural diagram of a firing safety insurance institution [0020] FIG 2 one kind of alternative embodiment of the stapler embodiment of the present invention the connecting rod;

[0021]图3为本发明实施例的一种可选的缝合器的击发保险机构的扭簧的一个视角的结构示意图; A torsion spring structure firing perspective insurance institution [0021] FIG. 3 is an alternative embodiment of one kind of stapler embodiment of the present invention; and FIG.

[0022]图4为本发明实施例的一种可选的缝合器的击发保险机构的行程块的一个视角的结构示意图; Angle structure of a block of the firing stroke insurance institution [0022] FIG. 4 one kind of alternative embodiment of the stapler embodiment of the present invention; and FIG.

[0023]图5为图1的剖面示意图; [0023] FIG. 5 is a schematic cross-sectional view of Figure 1;

[0024]图6为本发明实施例的一种可选的缝合器的击发保险机构在保险打开状态时的扭簧的装配关系的一个视角的剖面结构示意图; A perspective cross-sectional structure of the torsion spring assembly relationships firing insurance [0024] FIG. 6 is an alternative embodiment of one kind of stapler embodiment of the present invention in a schematic view of an open state when the insurance;

[0025]图6-1为图6的局部A的局部放大不意图; Local [0025] FIG. 6-1 of FIG. 6 is a partially enlarged A not intended;

[0026]图7为本发明实施例的一种可选的缝合器的击发保险机构在保险闭合状态时缝合器闭合的一个视角的剖面结构示意图; Insurance firing mechanism [0026] FIG. 7 is an alternative embodiment of one kind of stapler embodiment of the present invention cross-sectional structure of a perspective schematic view of the stapler is closed when the insurance closed state;

[0027]图8为本发明实施例的一种可选的缝合器的击发保险机构在保险打开状态时的再一个视角的剖面结构示意图; Cross-sectional structure of the firing mechanism Insurance [0027] FIG. 8 is an alternative embodiment of one kind of stapler embodiment of the present invention and then in the open state when the insurance a schematic perspective;

[0028]图9为本发明实施例的一种可选的缝合器的击发保险机构在击发完成后即将复位的一个视角的剖面结构示意图。 A perspective cross-sectional structural diagram of a firing safety mechanism [0028] FIG 9 one kind of alternative embodiment of the suturing device embodiment of the invention after completion of the upcoming firing reset.

[0029]图中附图标记:保险连接杆1,阻止钩11,另一端12,转轴13,第一挡块14;扭簧2;保险开关装置3,拨杆31,第一限位位置32,第二限位位置33;行程块4,第一凸起41,第二挡块42;抵钉座夹板5;推钉板6,第二凸起61;击发手柄7;复位按钮8。 [0029] The reference numerals in FIG: 1 safety connecting rod, to prevent the hook 11, the other end 12, shaft 13, a first stopper 14; torsion spring 2; safety switch means 3, lever 31, a first limit position 32 The second limit position 33; stroke block 4, a first protrusion 41, a second stopper 42; anvil jaw 5; 6 staple pushing plate, a second projection 61; a firing handle 7; 8 reset button.

[0030]下面具体实施方式用于进一步说明但不限于本发明,下面实施例仅为本发明一种可选的实施方式。 [0030] DETAILED DESCRIPTION The following embodiments further illustrate the present invention, but are not limited to, embodiments of the present invention is merely an alternative embodiment below. 具体实施方式 Detailed ways

[0031] 如图1所示,本实施例提供了一种缝合器的击发保险机构,上述缝合器包括抵钉座夹板5,上述击发保险机构包括:如图2所示的保险连接杆1,上述保险连接杆1通过弹性部件转动地安装在上述抵钉座夹板5上,上述保险连接杆1实现对上述缝合器的击发的阻止或允许;保险开关装置3,上述保险开关装置3实现对上述保险连接杆1的锁定或解锁;如图4所示的行程块4,上述行程块4转动地安装在上述抵钉座夹板5上,上述行程块4设有第一凸起41, 上述第一凸起41推动上述保险开关装置3复位到初始位置。 [0031] 1, the present embodiment provides a safety mechanism of a stapler firing of the stapler anvil jaw 5 comprises the firing safety mechanism comprising: a connecting rod shown in FIG. 1 Insurance, above safety connecting rod 1 is rotatably mounted on said anvil jaw 5 by the elastic member, and the safety connecting rod 1 to achieve firing of the above-described stapler blocked or allowed; safety switch means 3, the above-described safety switching device 3 to achieve the above-described 1 is connected to safety lever locking or unlocking; 4 the stroke of the stroke block 4 rotatably mounted block shown in FIG. 4 on the anvil jaw 5, the block 4 is provided with a first stroke of the above-described protrusions 41, the first boss means 41 urging said safety switch 3 returns to the initial position. 上述初始位置如图5所示,图5为图1的剖面示意图。 The initial position shown in FIG. 5, FIG. 5 is a schematic cross-sectional view of FIG. 1.

[0032] 可选的,上述弹性部件为如图3所示的扭簧2,还可以为板簧。 [0032] Optionally, the elastic member is a torsion spring 3 as shown in FIG. 2, it may also be leaf springs.

[0033] 可选的,如图2所示,上述保险连接杆1的一端设有阻止钩11,上述阻止钩11实现对上述缝合器的击发的阻止或允许。 [0033] Alternatively, as shown in Figure 2 the safety connecting rod 1 is provided with an end hook 11 to prevent the hook 11 to prevent the realization of the above-described firing of the stapler blocked or allowed.

[0034] 可选的,如图5所示,上述保险开关装置3包括拨杆31,如图2所示的上述保险连接杆1的另一端12抵在上述保险开关装置3的上述拨杆31上,上述拨杆31实现对上述保险连接杆1的锁定或解锁。 [0034] Alternatively, as shown in FIG. 5, the switching device 3 comprises a safety lever 31, in such a policy shown in Figure 2 the other end of the connecting rod 12 of a lever 31 abutting the above-described in the above safety switch device 3 on the lever 31 to achieve the above-described safety of the connecting rod 1 the locking or unlocking.

[0035] 可选的,如图2所示,上述保险连接杆1还设有转轴13和第一挡块14,如图4所示,上述行程块4还设有第二挡块42,上述扭簧2套在上述转轴13上,上述扭簧2的一端抵在上述第一挡块14上,上述扭簧2的另一端压缩后抵在上述第二挡块42上,如图6所示,图6的局部A的局部放大示意图如图6-1所示。 [0035] Alternatively, as shown in FIG 2, the connecting rod 1 is also provided with safety shaft 13 and a first stopper 14, as shown in FIG 4, the block 4 is also provided with a second stroke stopper 42, the above-described 2 of the torsion spring 13 fitted over the rotary shaft, one end of the torsion spring 2 abuts on the first stopper 14, the other end of the torsion spring 2 is compressed against the second stopper 42 described above, as shown in FIG , enlarged detail a of FIG. 6 a schematic diagram shown in Figure 6-1. [〇〇36] 可选的,上述第一凸起41推动上述拨杆31复位到初始位置后,上述保险连接杆1通过上述扭簧2复位到初始位置。 After [〇〇36] Optionally, the first protrusion 41 urging said lever 31 returns to the initial position of the safety lever 1 is connected via the torsion spring 2 returns to the initial position.

[0037] 可选的,如图6-1所示,上述保险开关装置3包括第一限位位置32和第二限位位置33,上述第一限位位置32使上述拨杆31实现对上述保险连接杆1的锁定,使上述保险连接杆1实现对上述缝合器的击发的阻止,上述第二限位位置33使上述拨杆31实现对上述保险连接杆1的解锁,使上述保险连接杆1实现对上述缝合器的击发的允许。 [0037] Alternatively, as shown in Figure 6-1, the above-described safety switch means 3 comprises a first stop position 32 and a second limit position 33, the position of the first stopper 32 so that the lever 31 to achieve the above-described 1 safety locking connecting rod, connecting rod 1 so that the safety stop achieve the above-described firing of the stapler, the second limit position 33 so that the unlocking lever 31 of the above-described safety of a connecting rod, the connecting rod so that the safety 1 allows to achieve the above-described firing of the stapler.

[0038] 本实施例提供了一种直线缝合器,包括上述任一击发保险机构。 [0038] The present embodiment provides a linear stapler, including firing any preceding insurance agencies.

[0039] 可选的,如图5所示,上述直线缝合器包括推钉板6,上述推钉板6上设有第二凸起61,上述保险连接杆1通过上述第二凸起61实现对上述直线缝合器的击发的阻止或允许。 [0039] Optionally, as shown in FIG. 5, the linear stapler comprising a staple pushing plate 6, 6 provided with the pushing projection 61 of the second nail plate, such a policy is achieved by a connecting rod 61 and the second protrusion firing the above-described linear stapler is blocked or allowed.

[0040] 包括上述任一击发保险机构的上述直线缝合器的工作原理剖面示意图如图5、图7、图8及图9所示。 [0040] The working principle of the linear stapler including firing safety mechanism of any preceding sectional view in FIG. 5, FIG. 7, 8 and 9.

[0041] 如图5所示,上述直线缝合器处于初始状态,上述保险开关装置3的上述拨杆31位于如图6-1所示的上述第一限位位置32,上述第一限位位置32使上述拨杆31实现对上述保险连接杆1的锁定,使上述保险连接杆1通过阻挡上述第二凸起61实现对上述直线缝合器的击发的阻止。 [0041] 5, the linear stapler is in an initial state, the lever 3 above the safety switch means 31 is located above the first limit position shown in FIG. 6-132 in the first limit position 32 so that the lever 31 to achieve the above-described safety lock lever 1 is connected, via a safety barrier so that the above-described second protrusion 61 to achieve the above-described blocked linear stapler firing connecting rod.

[0042] 如图7所示,握动击发手柄7使上述直线缝合器闭合。 [0042] As shown in FIG 7, the movable holder 7 so that the firing handle linear stapler is closed. 松开上述击发手柄7,上述击发手柄7回复到如图5所示的初始状态,继续握动上述击发手柄7,上述击发手柄7推动上述推钉板6,上述推钉板6的上述第二凸起61顶到上述保险连接杆1的上述阻止钩11,使上述推钉板6无法继续移动,进而使上述击发手柄7无法继续握动,上述直线缝合器无法击发。 Release said firing lever 7, 7 above the firing handle return to the initial state shown in FIG. 5, continued to move above the firing handle grip 7, the above-described urging said firing lever 7 to push the nail plate 6, the pushing of the second nail plate 6 the above-described projection 61 to prevent the above-described safety hook connecting rod 11 1, so that the staple pushing plate 6 can not continue to move further so that the firing handle grip 7 can not continue to move, the linear stapler can not firing. [〇〇43] 如图8所示,将上述拨杆31推至如图6-1所示的上述第二限位位置33,上述拨杆31推动上述保险连接杆1的上述另一端12使上述保险连接杆1绕其转轴逆时针转动,上述保险连接杆1的上述阻止钩11转动到上述推钉板6的上述第二凸起61的下方。 [〇〇43] 8, the aforementioned lever 31 is pushed to the second limit position 33 in FIG. 6-1 shows the urging said safety lever 31 the other end of the connecting rod 12 so that 1 above safety connecting rod 1 is rotated counterclockwise around its axis, below the stop hook 11 of staple pushing plate is rotated to said second protrusion 616 of the safety connecting rod. 握动上述击发手柄7,上述击发手柄7推动上述推钉板6,上述推钉板6上的上述第二凸起61不会被上述保险连接杆1的上述阻止钩11抵住,将上述击发手柄7握到底完成击发。 Firing above the movable grip handle 7, the above-described urging said firing lever 7 to push the nail plate 6, the second projection 61 on the pushing nail plate 6 in such a policy will not be connected to the restraining hook bar against 11 1, the above-described firing 7 in the end to complete the firing handle grip.

[0044] 如图9所示,击发完成后,按下复位按钮8,上述直线缝合器复位,同时上述行程块4 顺时针转动,上述行程块4上的上述第一凸起41推动上述拨杆31顺时针转动,将上述拨杆31 从上述第二限位位置33推至上述第一限位位置32,使上述拨杆31回复到如图5所示的初始状态,上述保险连接杆1在如图6-1所示的上述扭簧2的作用下顺时针转动,回复到如图5所示的初始状态,上述击发保险机构完成自动复位。 [0044] As shown in FIG. 9, after the completion of firing, the reset button 8 is pressed, the linear stapler is reset, the block 4 rotates in the clockwise stroke above the trip block of the first protrusion 41 urging said lever 4 on the 31 is rotated clockwise, the above-described 31 33 push lever from said second position to said first limit stop position 32, so that the lever 31 returns to the initial state shown in FIG. 5, the connecting rod 1 in such a policy under the action of the torsion spring is rotated clockwise as shown in FIG. 2 6-1, returns to the initial state shown in FIG. 5, the above-described firing is completed insurance agencies automatically reset.

[0045] 上述复位,即复位到如图5所示的初始位置,上述锁定即为防止击发,使上述保险连接杆1处于如图5或图7所示的位置,上述解锁即为允许击发,使上述保险连接杆1处于如图8所示的位置。 [0045] The reset is reset to the initial position shown in Figure 5, namely to prevent the firing of the lock, so that the securing position 1 in FIG. 5 or FIG. 7 the connecting rod, that is, allow the unlock firing, 1 so that the safety position is shown in FIG. 8 the connecting rod.

[0046] 上述直线缝合器还可替换为直线切割缝合器。 [0046] Alternatively the linear stapler also a linear stapler.

[0047] 以上所述仅为本发明的可选实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。 [0047] The above embodiments merely alternative embodiment of the present invention only and are not intended to limit the invention to those skilled in the art, the present invention may have various changes and variations. 凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。 Any modification within the spirit and principle of the present invention, made, equivalent substitutions, improvements, etc., should be included within the scope of the present invention.

Claims (10)

1.一种缝合器的击发保险机构,所述缝合器包括抵钉座夹板(5),其特征在于,所述击发保险机构包括: 保险连接杆(I),所述保险连接杆(I)通过弹性部件(2)转动地安装在所述抵钉座夹板(5)上,所述保险连接杆(I)实现对所述缝合器的击发的阻止或允许; 保险开关装置(3),所述保险开关装置(3)实现对所述保险连接杆(I)的锁定或解锁;行程块(4),所述行程块(4)转动地安装在所述抵钉座夹板(5)上,所述行程块(4)设有第一凸起(41),所述第一凸起(41)推动所述保险开关装置(3)复位到初始位置。 A stapler firing safety mechanism, the stapler comprises the anvil jaw (5), wherein the firing safety mechanism comprising: a safety connecting rod (I), said safety connecting rod (I) rotatably mounted through an elastic member (2) in the anvil jaw (5), said safety connecting rod (I) to achieve the firing of the stapler to prevent or allow; safety switch means (3), the said safety switching means (3) to achieve the connecting rod (I) of the safety lock or unlock; stroke block (4), said travel block (44) rotatably mounted in the anvil jaw (5), the travel block (4) is provided with a first projection (41), said first projection (41) pushes the safety switch means (3) is reset to the initial position.
2.根据权利要求1所述的击发保险机构,其特征在于,所述保险连接杆(I)的一端设有阻止钩(11),所述阻止钩(11)实现对所述缝合器的击发的阻止或允许。 The firing safety mechanism according to claim 1, wherein said safety connecting rod end (I) is provided to prevent the hook (11), said stop hook (11) to achieve said stapler firing the block or allow.
3.根据权利要求2所述的击发保险机构,其特征在于,所述保险开关装置(3)包括拨杆(31),所述保险连接杆(I)的另一端(12)抵在所述保险开关装置(3)的所述拨杆(31)上,所述拨杆(31)实现对所述保险连接杆(I)的锁定或解锁。 The firing safety mechanism according to claim 2, wherein said safety switch means (3) comprises a further end (12) lever (31), said safety connecting rod (I) of the abutment said lever (31) safety switching device (3), said lever (31) to achieve a connecting rod (I) of the safety lock or unlock.
4.根据权利要求3所述的击发保险机构,其特征在于,所述第一凸起(41)推动所述拨杆(31)复位到初始位置后,所述保险连接杆(I)通过所述弹性部件(2)复位到初始位置。 According to claim 3, said firing safety mechanism, characterized in that said first projection (41) after pushing the lever (31) returns to the initial position, said safety connecting rod (I) by the said elastic member (2) is reset to the initial position.
5.根据权利要求1所述的击发保险机构,其特征在于,所述保险连接杆(I)设有转轴(13)和第一挡块(14),所述行程块(4)设有第二挡块(42),所述弹性部件(2)套在所述转轴(13)上,所述弹性部件(2)的一端抵在所述第一挡块(14)上,所述弹性部件(2)的另一端压缩后抵在所述第二挡块(42)上。 The firing safety mechanism according to claim 1, wherein said safety connecting rod (I) with the shaft (13) and a first stop (14), said travel block (4) provided with a first two stopper (42), said elastic member (2) sleeved on said shaft (13), one end of the elastic member (2) abuts on the first stopper (14), the elastic member (2) is compressed against the other end on the second stopper (42).
6.根据权利要求1所述的击发保险机构,其特征在于,所述弹性部件(2)为扭簧或板簧。 The firing safety mechanism according to claim 1, wherein said elastic member (2) is a torsion spring or a leaf spring.
7.根据权利要求3所述的击发保险机构,其特征在于,所述保险开关装置(3)包括第一限位位置(32)和第二限位位置(33),所述第一限位位置(32)使所述拨杆(31)实现对所述保险连接杆(I)的锁定,使所述保险连接杆(I)实现对所述缝合器的击发的阻止,所述第二限位位置(33)使所述拨杆(31)实现对所述保险连接杆(I)的解锁,使所述保险连接杆(I)实现对所述缝合器的击发的允许。 The firing safety mechanism according to claim 3, wherein said safety switch means (3) comprises a first stop position (32) and a second limit position (33), said first stop position (32) of said lever (31) to achieve locking connection rods (I) of the safety, the safety connecting rod (I) of the implement to prevent the firing of the stapler, the second limit bit position (33) of said lever (31) allows the unlocking of the safety connecting rods (I) of the said safety connecting rod (I) allows to achieve the firing of the stapler.
8.—种缝合器,其特征在于,包括权利要求1至7中任一项所述的击发保险机构。 8.- species stapler, characterized in that it comprises a firing safety mechanism 1 to 7 according to any one of the claims.
9.根据权利要求8所述的缝合器,所述缝合器包括推钉板(6),其特征在于,所述推钉板(6)上设有第二凸起(61),所述保险连接杆(I)通过所述第二凸起(61)实现对所述缝合器的击发的阻止或允许。 According to claim 8, said stapler, said stapler comprising a staple pushing plate (6), characterized in that, with the securing of the second projection (61) on the staple pushing plate (6) connecting rods (I) to achieve the firing of the stapler to prevent or allow the second protrusion (61).
10.根据权利要求8或9任一所述的缝合器,其特征在于,所述缝合器是直线缝合器或直线切割缝合器。 According to any one of claims 8 or 9 according to a stapler, wherein the suture is a linear stapler or linear stapler.
CN201510013309.9A 2015-01-12 2015-01-12 Stapler and firing insurance CN104586446B (en)

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CN104921770B (en) * 2015-06-25 2017-05-24 苏州法兰克曼医疗器械有限公司 Capable of cutting the first suture after a surgical stapler

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US5478003A (en) * 1991-10-18 1995-12-26 United States Surgical Corporation Surgical apparatus
CA2145723A1 (en) * 1994-03-30 1995-10-01 Steven W. Hamblin Surgical stapling instrument with remotely articulated stapling head assembly on rotatable support shaft
US8794496B2 (en) * 2006-09-11 2014-08-05 Covidien Lp Rotating knob locking mechanism for surgical stapling device
CN201719300U (en) * 2010-05-26 2011-01-26 江苏瑞安贝医疗器械有限公司 Linear type anastomat
CN201899536U (en) * 2010-11-17 2011-07-20 苏州天臣国际医疗科技有限公司 Insurance indicating mechanism of linear type closer
CN102160811B (en) * 2011-05-17 2012-05-30 苏州贝诺医疗器械有限公司 Suturing instrument with empty nail chamber protection
CN102835983B (en) * 2011-06-21 2016-08-17 伊西康内外科公司 Linear stapler
CN103006282B (en) * 2012-12-28 2016-03-30 北京中法派尔特医疗设备有限公司 Surgical stapling instrument having a safety device
CN204484214U (en) * 2015-01-12 2015-07-22 天津万和医疗器械有限公司 Stitching instrument and percussion safeguard mechanism of stitching instrument

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