CN106073841A - Surgical instrument - Google Patents

Surgical instrument Download PDF

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Publication number
CN106073841A
CN106073841A CN201610534293.0A CN201610534293A CN106073841A CN 106073841 A CN106073841 A CN 106073841A CN 201610534293 A CN201610534293 A CN 201610534293A CN 106073841 A CN106073841 A CN 106073841A
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CN
China
Prior art keywords
handle
firing
surgical instrument
positioning
support member
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CN201610534293.0A
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Chinese (zh)
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CN106073841B (en
Inventor
孙宝峰
黄晨
龚烨
常杰
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江苏风和医疗器材有限公司
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Priority to CN201610534293.0A priority Critical patent/CN106073841B/en
Publication of CN106073841A publication Critical patent/CN106073841A/en
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Publication of CN106073841B publication Critical patent/CN106073841B/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B17/07207Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00367Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/0046Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable

Abstract

The invention relates to a surgical instrument. The surgical instrument comprises a handle assembly; the handle assembly comprises a locating handle and a firing handle; the surgical instrument further comprises a supporting part used for limiting the firing handle to rotate toward the direction of the locating handle at an initial state. According to the surgical instrument, the supporting part used for limiting the firing handle to rotate toward the direction of the locating handle is arranged between the locating handle and the firing handle, so that misoperation is prevented and surgical risks can be reduced.

Description

外科器械 Surgical instruments

技术领域 FIELD

[0001]本发明涉及一种外科器械。 [0001] The present invention relates to a surgical instrument.

背景技术 Background technique

[0002]外科器械为医疗手术中的手术工具,缝合器械为外科器械中的一种,其是医学上使用的替代手工缝合的设备,主要工作原理是利用钛钉对组织进行离断或吻合,类似于订书机。 [0002] The medical procedure is a surgical instrument surgical tool, a surgical stapling instrument as the instrument, which is used to replace manual medical suturing device, the operating principle is the use of titanium staples the tissue amputation or anastomosis, similar to the stapler. 根据适用范围不同,主要可分为皮肤吻合器、消化道(食道、胃肠等)圆形吻合器、直肠吻合器、圆形痔吻合器、包皮环切吻合器、血管吻合器、疝气吻合器、肺切割缝合器等。 Depending on the scope of application, it can be divided into the skin stapler, gastrointestinal tract (esophagus, gastrointestinal, etc.) circular stapler, stapling rectal, hemorrhoids circular stapler, stapling circumcision, vascular anastomosis, a hernia stapler lung GIA like. 缝合器械包括下夹板组件、包覆所述下夹板组件的手柄组件、与所述下夹板组件连接的杆身组件及设置于所述杆身组件一端的端部执行器,该端部执行器上配置有一对相配合的细长钳口构件,钳口构件适于插入患者体内以缝合和/或切割组织,钳口构件可支撑容纳钉仓。 Stapling instrument assembly includes a lower clamping plate, the clamping plate covering the handle assembly of the assembly, the shaft assembly and is connected to the lower clamping plate disposed in the shaft assembly end of the assembly portion of the end effector, the end effector with a pair of cooperating elongated jaw members, the jaw members adapted for insertion into a patient to stapling and / or cutting tissue, the jaw members can support a staple cartridge received. 下夹板组件包括驱动端部执行器闭合定位组织的定位驱动杆、及驱动端部执行器的钳口构件运动以实现缝合和/或切割组织的击发驱动杆,该手柄组件包括安装在定位驱动杆上的定位手柄和安装在击发驱动杆上的击发手柄。 The cleat assembly includes a drive end effector closure positioning drive rod positioning of the tissue, movement of the drive member and the jaw of the end effector to effect stapling and / or cutting tissue firing drive rod, the handle assembly includes a drive rod positioned in mounting positioning handle mounted on the firing drive rod and the firing handle. 目前,现有的缝合器械在使用的时候,操作者经常会不小心拉动击发手柄,从而发生误操作的问题。 Currently, conventional stapling instrument when in use, the operator often inadvertently pulls on the firing handle to the problem of erroneous operation occurs.

发明内容 SUMMARY

[0003]本发明的目的在于提供一种可防止误操作,有助于降低手术风险的外科器械。 [0003] The object of the present invention is to provide an erroneous operation can be prevented, it helps reduce the risk of surgery a surgical instrument.

[0004]为了达到上述目的,本发明所采用的技术方案如下:一种外科器械,包括手柄组件,所述手柄组件包括定位手柄和击发手柄,所述外科器械还包括在初始状态时限制所述击发手柄朝所述定位手柄方向转动的支撑件。 [0004] To achieve the above object, the present invention is used in the following technical solution: a surgical instrument comprising a handle assembly, said handle assembly comprising a handle and a firing handle is positioned, the surgical instrument further comprises an initial state when the limiting firing the support handle is rotated toward the positioning handle direction.

[0005]进一步的,所述支撑件可转动地与所述击发手柄相连接。 [0005] Further, the support member is rotatably connected to the firing handle.

[0006]进一步的,所述支撑件与所述击发手柄之间设置有弹性件,在初始状态或所述击发手柄复位后,所述弹性件驱动所述支撑件抵持所述定位手柄。 [0006] Further, the support member is provided between the firing handle and the elastic member, in an initial state or after the firing handle return, the elastic member drives said support member abuts against said positioning handle.

[0007]进一步的,所述击发手柄上设置有固定轴,所述弹性件套设在所述固定轴上,所述支撑件上开设有与所述固定轴配合的轴孔。 [0007] Further, the firing handle is provided with a fixed shaft, a resilient member sleeved on said fixed shaft, said support defines a shaft hole engaged with said fixed shaft member.

[0008]进一步的,所述的弹性件为扭簧。 [0008] Further, the elastic member is a torsion spring.

[0009]进一步的,所述击发手柄上开设有收纳所述支撑件的收纳腔。 [0009] Further, said firing chamber defines a housing for accommodating the support member on the handle.

[0010]进一步的,所述击发手柄包括施力板和自所述施力板的两侧朝所述定位手柄方向延伸形成的侧板,所述施力板与所述侧板围设形成所述收纳腔,所述收纳腔贯穿所述施力板。 [0010] Further, the handle comprising a firing direction toward both sides of the positioning handle and urging plate extending from the biasing plate are formed of side plates, the biasing plate and the side plates are disposed around the formed said housing cavity, said cavity through said housing biasing plate.

[0011]进一步的,所述定位手柄具有使所述击发手柄抵靠的抵靠部;所述抵靠部为形成在所述击发手柄上的波形曲面;所述抵靠部一体成型于所述定位手柄上;或者,所述抵靠部单独成型后固定在所述定位手柄上。 [0011] Further, the positioning handle having a portion abutting against the firing handle; said abutment portion is formed as a curved surface on the waveform of the firing handle; the abutting portion is integrally molded to the positioning the handle; or the rearward abutment portion formed separately is fixed to the positioning handle.

[0012]进一步的,所述波形曲面具有朝所述击发手柄方向突伸的隆起部分,所述支撑件抵持在所述隆起部分上方的所述抵靠部上。 [0012] Further, the waveform of a curved surface having a raised portion projecting toward said firing handle extending direction, said support member abuts against the upper ridge portion abuts against the upper portion.

[0013]进一步的,所述支撑件解除与所述定位手柄抵靠时绕所述击发手柄旋转的旋转方向与所述击发手柄的击发转动方向相同。 [0013] Further, the support member about the release of the firing when the handle is positioned against the direction of rotation of the firing handle rotation and rotation of the firing handle in the same direction.

[0014]进一步的,所述支撑件具有致动部,所述致动部为斜凹面。 [0014] Further, the support member having an actuating portion, the actuating portion is a concave ramp.

[0015]进一步的,所述支撑件解除与所述定位手柄抵靠时绕所述击发手柄旋转的旋转方向与所述击发手柄的击发转动方向相反。 [0015] Further, the support member about the release of the firing when the handle is positioned against the direction of rotation of the rotating firing handle rotation direction opposite to the firing handle.

[0016]进一步的,所述支撑件具有致动部,所述致动部为凹槽。 [0016] Further, the support member having an actuating portion, the actuating portion is a groove.

[0017]进一步的,所述支撑件可转动地与所述定位手柄相连接。 [0017] Further, the support member is rotatably connected to the positioning handle.

[0018]进一步的,所述支撑件与所述定位手柄之间设置有弹性件,在初始状态或所述击发手柄复位后,所述弹性件驱动所述支撑件抵持所述击发手柄。 [0018] Further, the support member is positioned between said handle and provided with an elastic member, in an initial state or after the firing handle return, the elastic member drives said support member abuts against said firing handle.

[0019]进一步的,所述定位手柄上设置有固定轴,所述弹性件套设在所述固定轴上,所述支撑件上开设有与所述固定轴配合的轴孔。 [0019] Further, the positioning of the handle is provided with a fixed shaft, said resilient member sleeved on said fixed shaft, said support defines a shaft hole engaged with said fixed shaft member.

[0020]进一步的,所述的弹性件为扭簧。 [0020] Further, the elastic member is a torsion spring.

[0021 ]进一步的,所述支撑件解除与所述击发手柄抵靠时绕所述定位手柄旋转的旋转方向与所述定位手柄的击发转动方向相同。 [0021] Further, the support member is positioned about the release of the firing direction of rotation of the handle rotates the rotational direction of the handle when positioning the same against the firing handle.

[0022]进一步的,所述支撑件解除与所述击发手柄抵靠时绕所述定位手旋转的旋转方向与所述定位手柄的击发转动方向相反。 [0022] Further, the support member is released about the positioning of the hand opposite to the rotational direction of the firing direction of rotation of the rotational positioning of the firing handle when the handle abutment.

[0023]借由上述方案,本发明至少具有以下优点:本发明的外科器械通过在定位手柄和击发手柄之间设置限制击发手柄朝定位手柄方向转动的支撑件,从而防止误操作,有助于降低手术风险。 [0023] by means of the above-described embodiment, the present invention has at least the following advantages: a surgical instrument according to the present invention by providing a support member to limit rotation of the handle toward the firing direction of the handle positioned between the positioning handle and firing handle, in order to prevent misuse, facilitate reduce the risk of surgery.

附图说明 BRIEF DESCRIPTION

[0024]图1是本发明实施例一的外科器械处于初始状态时的结构示意图; [0024] FIG. 1 is a schematic structural view of a surgical instrument according to the embodiment of the present invention in an initial state;

[0025]图2是实施例一的外科器械的部分分解图; [0025] FIG. 2 is a partially exploded view of the surgical instrument according to one embodiment;

[0026]图3是本发明实施例二的外科器械处于初始状态时的结构示意图。 [0026] FIG. 3 is a schematic view of two embodiments of a surgical instrument embodiment of the present invention in an initial state.

具体实施方式 Detailed ways

[0027]下面详细描述本发明的实施例,所述实施例的示例在附图中示出。 [0027] The exemplary embodiments of the present invention are described in detail below, the embodiment illustrated in the accompanying drawings. 在本发明的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底” “内”、“外”、“顺时针”、“逆时针”、“轴向”、“径向”、“周向”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。 In the description of the present invention, it is to be understood that the term "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear "," left "," right "," vertical "," horizontal "," top "," bottom "," inner "," outer "," clockwise "," counterclockwise "," axial ", "radial" orientation or positional relationship "circumferential" or the like indicating a positional relationship of the orientation shown in the accompanying drawings, for convenience of description only and the present invention is to simplify the description, not indicate or imply that the device or element referred to must have a specific orientation, the orientation of a particular configuration and operation, can not be construed as limiting the present invention.

[0028]此外,术语“第一”、“第二”仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。 [0028] In addition, the terms "first", "second" are used to indicate or imply relative importance or the number of technical features specified implicitly indicated the purpose of description and should not be understood. 由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括至少一个该特征。 Thus, there is defined "first", "second" features may be explicitly or implicitly include at least one of the feature. 在本发明的描述中,“多个”的含义是至少两个,例如两个,三个等,除非另有明确具体的限定。 In the description of the present invention, the meaning of the "plurality" is at least two, e.g. two, three, etc., unless explicitly specifically limited.

[0029]下面通过参考附图描述的实施例是示例性的,旨在用于解释本发明,而不能理解为对本发明的限制。 [0029] By following with reference to the embodiments described are exemplary, and are intended for explaining the present invention and should not be construed as limiting the present invention.

[0030] 请参见图1和图2,本发明一实施例所示的外科器械200包括手柄组件40、设置在手柄组件40内的下夹板组件(未标号)、与所述下夹板组件连接的杆身组件50及设置于所述杆身组件50—端的端部执行器60。 [0030] Referring to Figures 1 and 2, a surgical instrument embodiment of the present invention includes a handle assembly 200 shown in FIG. 40, disposed within the handle assembly 40 of the cleat assembly (not labeled), with the lower clamping plate connected components the shaft assembly 50 and shaft assembly 50 disposed on the end of the end effector 60. 所述下夹板组件、杆身组件20的结构及下夹板组件与杆身组件20的连接方式、下夹板组件与手柄组件10的连接方式、杆身组件20与手柄组件10的连接方式与现有技术相同,故不再赘述。 The lower clamping plate assembly, and the connection structure of the connection assembly of the shaft assembly clamping plate 20 of the shaft assembly 20, the clamp assembly and the lower connection 10 of the handle assembly, shaft assembly 20 and handle assembly 10 of the prior the same technology, it will not be repeated. 所述手柄组件40包括封闭下夹板组件的头部壳体41、与所述下夹板组件连接以联动使端部执行器60闭合进而定位组织的定位手柄43、与下夹板组件连接且通过驱动所述下夹板组件进而驱动所述端部执行器60实现缝合和/或切割组织的击发手柄44、及固定手柄45。 The handle assembly 40 includes a head assembly housing a closed jaws 41, jaw assembly connected to the interlocking that the lower end of the handle 60 is closed so as to locate the positioning of the tissue 43, and is connected to the lower clamping plate by the driving of the assembly said lower clamp assembly in turn drives the end effector 60 to achieve stapling and / or cutting tissue firing handle 44 and stationary handle 45. 所述定位手柄43、击发手柄44和固定手柄45位于头部壳体41的下方,该固定手柄45固定在头部壳体41上,定位手柄43和击发手柄44通过头部壳体41下方的开口与下夹板组件连接。 The positioning handle 43, the firing handle 44 and stationary handle 45 is positioned below the head housing 41, the fixed handle 45 is fixed on the head housing 41, a handle 44 positioned below the handle 43 and a firing head housing 41 by opening connected to the lower clamping plate assembly. 所述固定手柄45和击发手柄44相对设置在所述定位手柄43的两侧。 Firing the stationary handle 45 and a handle 44 disposed on opposite sides of the positioning handle 43. 所述外科器械还包括在初始状态时限制击发手柄44朝定位手柄43方向转动的支撑件42,通过在定位手柄43和击发手柄44之间设置限制击发手柄44朝定位手柄43方向转动的支撑件42,从而防止误操作,有助于降低手术风险。 The surgical instrument further includes a firing handle 44 to limit rotation of the support member 43 in the direction toward the handle 42 is positioned in the initial state, the support member 44 is provided between the positioning handle and firing handle 43 to limit rotation of the firing handle 44 toward handle 43 is positioned in a direction 42, in order to prevent misuse, help reduce the risk of surgery. 所述支撑件42可转动地与所述击发手柄44相连接。 The support member 4244 is connected to the firing handle rotatably. 所述支撑件42绕击发手柄44旋转,该转动方向可以为向上或向下,在具体使用的时候,将转动方向指定为向上(即:支撑件42解除与所述定位手柄43抵靠时绕所述击发手柄44旋转的旋转方向与所述击发手柄44的击发转动方向相同,在图2中,都是逆时针方向)ο所述支撑件42与击发手柄44之间设置有弹性件46,在击发之前的初始状态或者在击发手柄44复位后,所述弹性件46驱动支撑件42抵持定位手柄43。 The support member 42 about the firing handle 44 is rotated, the direction of rotation can be designated as up or down to up, in particular when used, the rotational direction (i.e.: a support member 42 about the release of said positioning handle 43 abuts against rotational direction of the firing handle 44 and the firing of the firing handle the same rotational direction 44, in FIG. 2, both counterclockwise) o the support member 46 is provided between the elastic member 42 and firing handle 44, initial state before firing or after firing handle 44 is reset, the resilient member 46 of the drive support member 42 abuts against the positioning handle 43. 通过该弹性件46可以使支撑件42在未击发时,始终抵持定位手柄43,以防止击发手柄44误击发,另外,当击发完成后,击发手柄44复位,该支撑件42在弹性件46的作用下朝定位手柄43方向转动以再次抵持定位手柄43,从而再次防止击发手柄44误击发。 By this elastic member 46 can move the support member 42 in the unfired, always resisting the positioning handle 43, to prevent the firing handle 44 erroneous firing, Further, when the firing is completed, the firing handle 44 is reset, the support member 42 the resilient member 46 rotated to abut against the positioning handle 43 is positioned again into the direction of the handle 43 under the action of the firing handle 44 to prevent erroneous firing again. 在本实施例中,所述弹性件46为扭簧。 In the present embodiment, the elastic member 46 is a torsion spring. 所述扭簧46、击发手柄44和支撑件42的固定方式如下:参见图2,所述击发手柄44上固定有固定轴47,所述扭簧46套设在所述固定轴47上,所述支撑件42上开设有与所述固定轴47配合的轴孔48,所述扭簧46的一端固定或搭接在固定轴47上、或者该扭簧46的一端固定或搭接在击发手柄44上,所述扭簧46的另一端固定或搭接在支撑件42上。 The torsion spring 46, the firing handle 44 in a fixed manner and the support member 42 as follows: Referring to Figure 2, the firing shaft 47 is fixed to the fixed handle 44, the torsion spring 46 provided on the stationary sleeve shaft 47, the with a shaft hole 47 of the fixed shaft 48 defines with the said support member 42, one end of the torsion spring 46 is fixed to or overlaps the fixed shaft 47, or the end of the torsion spring 46 is fixed to the handle or firing lap 44, the torsion spring 46 the other end is fixed on a support or lap 42.

[0031]请参见图2并结合图1,在本实施例中,所述击发手柄44具有手柄壳体441和安装在手柄壳体441内的两个击发杆442,两个击发杆442均与下夹板组件连接。 [0031] Referring to Figure 2 in conjunction with Figure 1, in the present embodiment, the firing handle 44 has a handle 441 and housing 442 is mounted, two two firing rod 441 within housing handle and firing rod 442 are lower clamping plate assembly. 该手柄壳体441上开设有收纳所述支撑件42的收纳腔(未标号),具体的:所述手柄壳体441包括施力板4411和自所述施力板4411的两侧朝定位手柄43方向延伸形成的两个侧板4412,所述施力板4411与两个侧板4412围设形成所述收纳腔,该收纳腔的开口朝向定位手柄13,所述收纳腔贯穿所述施力板4411,在本实施例中,所述收纳腔贯穿部分施力板4411以在施力板4411上形成开口4413,支撑杆42在旋转时,可穿过该开口4413。 The handle 441 defines a housing with a housing cavity receiving the support member 42 (not numbered), specifically: the handle 441 comprises a housing plate 4411 and the force from the urging plate 4411 positioned on both sides toward the handle two side plate 43 is formed extending in directions 4412, 4411 and the biasing plate 4412 is disposed around the two side plates of the storage chamber is formed, the opening of the housing cavity toward the positioning handle 13, urging the housing chamber through said plate 4411, in the present embodiment, the storage chamber 4411 through the plate portion urging force to the plate 4411 is formed on the opening 4413, while rotating the support bar 42, can through the opening 4413. 每个击发杆442分别对应一个侧板4412设置,且每个击发杆442固定在于其对应的侧板4412上。 Each firing rod 442 corresponding to a side plate 4412, respectively, is provided, and each of the firing rod 442 is fixed to the side plates 4412 corresponding thereto. 每个击发杆442上开设有通孔4421。 Each firing bar 4421 defines a through hole 442. 所述固定轴47的一端通过一个击发杆442上的通孔4421固定在一个侧板4412上,所述固定轴47的另一端通过另一个击发杆442上的通孔4421固定在另一个侧板4412上。 An end of the fixed shaft 47 by a firing bar through hole 442 is fixed on a side plate 4421 4412, the other end of the fixed shaft 47 through the through hole 442 on the other firing bar 4421 is fixed to the other side plate 4412 on. 诚然,该收纳腔可以不贯穿该施力板4411,或者在其他实施方式中,该支撑件42可以不设置在手柄壳体441的内部,而是设置在手柄壳体441的外侧。 Indeed, the housing cavity may not penetrate the urging plate 4411, or in other embodiments, the support member 42 may not be provided within the handle housing 441, but disposed outside the handle housing 441.

[0032]请参见图2,在本实施例中,所述支撑件42的一端抵持定位手柄43。 [0032] Referring to FIG 2, in the present embodiment, one end of the support member 42 abuts against the positioning handle 43. 所述定位手柄43具有朝向所述击发手柄44的抵靠部432,所述支撑件42抵持在所述抵靠部432上,所述抵靠部432为波形曲面,所述波形曲面432具有朝击发手柄44方向突伸的隆起部分4321,所述支撑件42抵持在该隆起部分4321上侧的所述抵靠部432上,通过将支撑件42设置在隆起部分4321的上方,S卩,使该隆起部分4321在支撑件42的下方托住支撑件42,从而防止击发手柄44因为重力或其它外力而相对定位手柄43而下移,甚至脱离定位手柄43。 The positioning handle 43 having a handle 44 toward the firing abutting against portion 432 of the support member 42 abuts against the abutting portion 432, the abutting portion 432 is curved waveform, said waveform having a curved surface 432 the firing handle 44 projecting toward the extending direction of the raised portion 4321, the support member 42 abuts against the raised portion 4321 on the side of the abutment portion 432 by the support member 42 is provided above the raised portion 4321, S in Jie so that the raised portions 4321 hold the support 42 below the support member 42, thereby preventing the firing handle 44 because of gravity or other external forces and relative positioning of the handle 43 down, the handle 43 is positioned out even. 在本实施例中,该抵靠部432为形成在定位手柄43上的波形面,该抵靠部432为施力面431的一部分,该施力面431为定位手柄43被施加外力的部分,所述外力可使得定位手柄43动作进而使端部执行器60闭合从而定位组织。 In the present embodiment, the abutting portion 432 is formed on the surface of a waveform positioning handle 43, the abutment surface of the biasing portion 432 is 431, the surface 431 urging the handle 43 to be positioned partially external force is applied, the external force may be positioned such that operation of the handle 43 thereby enabling the end effector 60 is closed so as to position the tissue. 在其他实施方式中,所述抵靠部可一体成型于所述定位手柄上,或者,所述抵靠部单独成型后固定在所述定位手柄上。 In other embodiments, the abutting portion may be integrally formed on to the positioning handle, or the separately formed abutting rearward portion fixed to the positioning handle.

[0033]在本实施例中,由于所述支撑件42解除与所述定位手柄43抵靠时绕所述击发手柄44旋转的旋转方向与所述击发手柄44的击发转动方向相同,故,为了便于使用者操作,所述支撑件42设有抵持所述定位手柄43的抵持面422,致动部421设置于抵持面422的下部,所述致动部为向上凹陷的斜凹面,所述致动部421靠近抵持面422设置,上述“向上”和“下部”所示方向基于图2中支撑件42被横置时的上、下方向。 [0033] In the present embodiment, since the support member 42 about the release of the firing handle 44 is rotated with the rotational direction of the firing handle 44 in the same direction as the rotation of the firing when the handle 43 abuts against the positioning, it is, for easy to operate user, the support member 42 is provided with resisting surface 43 abuts against the positioning handle 422, the actuation portion 421 is provided at a lower abutting surface 422 of the holder, the actuating ramp concave portion recessed upward, the actuating portion 421 disposed near the abutting surface 422, as shown in the above-mentioned direction "up" and "lower" when the supporting member 42 is tapped, the downward direction in FIG. 2 based.

[0034]上述外科器械200在初始状态时(未击发时),支撑件42在扭簧46的作用下,支撑件42与定位手柄43和击发手柄44相对横向设置,此时,支撑件42的抵持面422抵持在定位手柄43的抵靠部432上。 [0034] The surgical instrument 200 in the initial state (unfired), a support member 42 under the action of the torsion spring 46, the support member 4244 disposed opposite lateral positioning handle 43 and the firing handle this case, the support member 42 abutting face 422 abuts against positioning abutment 43 of the handle portion 432. 当外科器械200需要击发时,首先,在支撑件42的致动部421上施加向上的外力(该外力克服扭簧46的扭转力),驱动支撑件42以固定轴47为轴心相对击发手柄44转动,抵持面422与抵靠部432分离,扭簧46发生形变;然后,再扣动击发手柄44,驱动击发手柄44朝定位手柄43方向转动,直至击发完成;当击发完成后,击发手柄44复位,施加在支撑件42上的外力撤除,支撑件42在扭簧46的作用下,朝定位手柄43方向转动,直至支撑件42的抵持面422再次抵持抵靠部432。 When the required firing surgical instrument 200, first, an upward force is applied on the actuating portion 421 of the support member 42 (the external force against the torsional force of the torsion spring 46), the support member 42 to the drive shaft 47 is fixed relative to the axis of the firing handle 44 is rotated, resisting surface 422 and the abutment portion 432 separated, the torsion spring 46 is deformed; then, pull the firing handle 44, drive the firing handle 44 is positioned toward the direction of the handle 43 is rotated until the completion of the firing; after completion of firing, the firing handle 44 external reset is applied on the support member 42 is removed, the support member 42, rotated in the direction 43 under the action of the torsion spring is positioned in the handle 46 until the support surface 42 abutting member 422 abuts against the holding portion 432 again.

[0035]请参见图3,本实施例二所示的外科器械300与实施例一所示的外科器械结构基本相同,区别点在于:一、使用时设定:所述支撑件70解除与定位手柄90抵靠时绕击发手柄80旋转的旋转方向与击发手柄80的击发转动方向相反,该区别点可以通过调节扭簧(未图示)的安装方向或者调节支撑件70与击发手柄80之间的位置等方式实现;二、支撑件70上的致动部71的位置,本实施例中的支撑件70的致动部71设置于支撑件70的上部,所述致动部71为开口向上的凹槽,该凹槽71自支撑件70的上表面72向下凹陷形成,通过该凹槽71以方便对支撑件70施加向下的力。 [0035] Referring to Figure 3, surgical instrument 300 of the present embodiment shown two cases of the embodiment shown a surgical instrument is substantially the same structure, the difference in that: a set use: releasing the support member 70 and the positioning the firing direction of rotation of the handle about the handle 80 and rotates against the firing handle 90 opposite to the firing direction of rotation 80, which may be the difference between point 80 by adjusting the torsion spring (not shown) in the mounting direction or regulating the firing handle 70 and the support member etc. to achieve position; the position of the actuator portion 70 on two supporting members 71, the actuator portion 70 of the support member in the embodiment 71 of the present embodiment is provided in the upper support member 70, the actuating portion 71 is upwardly open a groove, the groove 71 from the upper surface 70 of the support member 72 downwardly a recess formed by the groove to facilitate the downward force is applied to the support member 7071. 上述“上部”、“向上”和“向下”所示方向基于图3中支撑件70被横置时的上、下方向。 The above-described "upper", "upward" and "downward" direction shown in FIG. 3 based on the support member 70 is on when the transverse, downward direction.

[0036]上述外科器械300在初始状态时(未击发时),支撑件70在扭簧的作用下,支撑件70与定位手柄90和击发手柄80相对横向设置,此时,支撑件70的抵持面73抵持在定位手柄90的抵靠部91上。 [0036] The surgical instrument 300 (unfired), a support member 70 under the action of the torsion spring, the support member 70 and the positioning handle 90 and firing handle 80 transversely disposed opposite in the initial state, this time, against the support member 70 retaining face 73 abuts against the positioning portion 91 abutting the handle 90. 当外科器械300需要击发时,首先,在支撑件70的致动部71上施加向下的外力(该外力克服扭簧的扭转力),驱动支撑件70以固定轴(未图示)为轴心相对击发手柄80转动,以使抵持面73与抵靠部91分离,此时扭簧发生形变;然后,再扣动击发手柄80,驱动击发手柄80朝定位手柄90方向转动,直至击发完成;当击发完成后,击发手柄80复位,施加在支撑件70上的外力撤除,支撑件70在扭簧的作用下,朝定位手柄90方向转动,直至支撑件70的抵持面73再次抵持抵罪部91。 When the required firing surgical instrument 300, first, applying a downward force on the actuator portion 71 of the support member 70 (the external force against the torsional force of the torsion spring), the support member 70 to fix the drive shaft (not shown) axis the firing handle 80 is rotated relative to the heart, so that the resisting surface 73 and the abutting portion 91 separated, then deformed torsion spring; then, pull the firing handle 80, the firing handle 80 is rotated in the driving direction positioning handle 90 until the firing is completed ; after completion of firing, the firing handle 80 is reset, the removal of the external force exerted on the support member 70, the support member 70, rotated in the direction 90 under the action of the torsion spring is positioned in the handle, the support member until the abutting surface 70 abutting again 73 91 punished for a crime.

[0037]除上述实施例二和实施例三外,也可以将支撑件活动安装在定位手柄上,即支撑件可转动地与定位手柄相连接,使支撑件相对定位手柄转动,支撑件抵持击发手柄,从而达到相同的作用。 [0037] In addition to three the above second embodiment and embodiments, may also be the support member is movably mounted on the positioning handle, i.e. the support member is rotatably connected to the positioning handle, the support member relative to the positioning handle is rotated, the support member resisting the firing handle, so as to achieve the same effect. 支撑件与定位手柄之间同样可以采用固定轴连接,且同样通过弹性件保持支撑件在未击发时的状态,即:所述支撑件与定位手柄之间设置有弹性件(可以是扭簧),在初始状态或击发手柄复位后,所述弹性件驱动支撑件抵持击发手柄;所述定位手柄上设置有固定轴,所述弹性件套设在所述固定轴上,所述支撑件上开设有与所述固定轴配合的轴孔。 Positioned between the support and the handle may also be fixed shaft, and likewise by the elastic member holding the support member in a state of unfired, i.e.: an elastic member disposed between said support and positioning handle (which may be a torsion spring) in the initial state or after the firing handle return, the elastic member abuts against a firing drive support handle member; positioning handle disposed on the fixed shaft, a resilient member sleeved on said fixed shaft, said support member defines a shaft hole engaged with the fixed shaft. 而支撑件的旋转方向同样可以采用向上(即:所述支撑件解除与所述击发手柄抵靠时绕所述定位手柄旋转的旋转方向与所述定位手柄的击发转动方向相反)和向下(即:所述支撑件解除与所述击发手柄抵靠时绕所述定位手柄旋转的旋转方向与所述定位手柄的击发转动方向相同)两种方式。 Direction of the support member is rotated in the same direction can be used (ie: releasing said support member about the rotational direction of the firing direction of rotation of the positioning of handle rotation when the firing handle against the opposite positioning handle) and down ( That is: releasing the support member about the rotational direction of the positioning of the firing handle is rotated in the rotational direction of the handle when positioned against the firing handle the same) in two ways.

[0038]综上所述:上述外科器械通过在定位手柄和击发手柄之间设置限制击发手柄朝定位手柄方向转动的支撑件,从而防止误操作,有助于降低手术风险。 [0038] To sum up: the above-described surgical instrument disposed through the handle and the firing handle between the positioning support member to limit the firing handle is rotated toward the positioning direction of the handle, thereby preventing the erroneous help reduce the risk of surgery.

[0039]在本发明中,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或成一体;可以是机械连接,也可以是电连接或彼此可通讯;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系,除非另有明确的限定。 [0039] In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "connected," "fixed" and like terms are to be broadly understood, for example, may be a fixed connection, may be detachable connection, or integrally; may be a mechanical connector may be electrically connected or communicate with one another; may be directly connected, it can also be connected indirectly via an intermediate medium, or may be interconnected inside the two elements of the two elements effect relationship, unless otherwise expressly limited. 对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本发明中的具体含义。 Those of ordinary skill in the art, to be understood that the specific meanings in the present invention depending on the circumstances.

[0040]在本发明中,除非另有明确的规定和限定,第一特征在第二特征“上”或“下”可以是第一和第二特征直接接触,或第一和第二特征通过中间媒介间接接触。 [0040] In the present invention, unless otherwise expressly specified or limited, the first feature in the "on" a second or "lower" may be in direct contact with the first and second characteristic or the first and second characteristics by intermediary indirect contact. 而且,第一特征在第二特征“之上”、“上方”和“上面”可是第一特征在第二特征正上方或斜上方,或仅仅表示第一特征水平高度高于第二特征。 Also, the first feature a second feature in the "on", "above" and "upper" But first feature a second feature directly above or obliquely upward or simply represents a first characteristic level is higher than the height of the second feature. 第一特征在第二特征“之下”、“下方”和“下面”可以是第一特征在第二特征正下方或斜下方,或仅仅表示第一特征水平高度小于第二特征。 In the first feature a second feature "beneath", "below" and "lower" may be just below the first feature or the second feature obliquely downward, or just less than the level represented by the first feature a second feature.

[0041]在本说明书的描述中,参考术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。 [0041] In the description of the present specification, reference to the term "one embodiment," "some embodiments", "an example", "a specific example", or "some examples" means that a description of the exemplary embodiment or embodiments described a particular feature, structure, material, or characteristic is included in at least one embodiment of the present invention, embodiments or examples. 在本说明书中,对上述术语的示意性表述不必须针对的是相同的实施例或示例。 In the present specification, a schematic representation of the above terms must not be the same for the embodiment or exemplary embodiments. 而且,描述的具体特征、结构、材料或者特点可以在任一个或多个实施例或示例中以合适的方式结合。 Furthermore, the particular features, structures, materials, or characteristics described may be in any one or more embodiments or examples combined in suitable manner. 此外,在不相互矛盾的情况下,本领域的技术人员可以将本说明书中描述的不同实施例或示例以及不同实施例或示例的特征进行结合和组合。 Furthermore, different embodiments or examples and embodiments or features of different exemplary embodiments without conflicting, those skilled in the art described in this specification can be combined and the combination thereof.

[0042] 尽管上面已经示出和描述了本发明的实施例,可以理解的是,上述实施例是示例性的,不能理解为对本发明的限制,本领域的普通技术人员在本发明的范围内可以对上述实施例进行变化、修改、替换和变型。 [0042] Although the above has been illustrated and described embodiments of the present invention, it is understood that the above embodiments are exemplary and are not to be construed as limiting the present invention, within the scope of the invention to those of ordinary skill in the art It may be variations of the above embodiments, modifications, alternatives, and modifications.

Claims (19)

1.一种外科器械,包括手柄组件,所述手柄组件包括定位手柄和击发手柄,其特征在于:所述外科器械还包括在初始状态时限制所述击发手柄朝所述定位手柄方向转动的支撑件。 1. A surgical instrument comprising a handle assembly, said handle assembly comprising a handle and a firing handle positioning, wherein: said surgical instrument further comprises limiting in the initial state of the firing support lever positioning handle is rotated toward the direction pieces.
2.根据权利要求1所述的外科器械,其特征在于:所述支撑件可转动地与所述击发手柄相连接。 The surgical instrument according to claim 1, wherein: said support member is rotatably connected to the firing handle.
3.根据权利要求2所述的外科器械,其特征在于:所述支撑件与所述击发手柄之间设置有弹性件,在初始状态或所述击发手柄复位后,所述弹性件驱动所述支撑件抵持所述定位手柄。 3. The surgical instrument according to claim 2, wherein: said supporting member disposed between said firing handle and an elastic member, in an initial state or after the firing handle return the elastic member to drive the the support member abuts against said positioning handle.
4.根据权利要求3所述的外科器械,其特征在于:所述击发手柄上设置有固定轴,所述弹性件套设在所述固定轴上,所述支撑件上开设有与所述固定轴配合的轴孔。 The surgical instrument according to claim 3, characterized in that: the firing handle is provided with a fixed shaft, a resilient member sleeved on said fixed shaft, defines the upper member is fixed to the support shaft fitting hole.
5.根据权利要求4所述的外科器械,其特征在于:所述的弹性件为扭簧。 The surgical instrument according to claim 4, wherein: said elastic member is a torsion spring.
6.根据权利要求2至5任一项所述的外科器械,其特征在于:所述击发手柄上开设有收纳所述支撑件的收纳腔。 The surgical instrument according to claim 2-1 according to claims 5, characterized in that: the firing handle housing defines a chamber for accommodating the support member.
7.根据权利要求6所述的外科器械,其特征在于:所述击发手柄包括施力板和自所述施力板的两侧朝所述定位手柄方向延伸形成的侧板,所述施力板与所述侧板围设形成所述收纳腔,所述收纳腔贯穿所述施力板。 7. The surgical instrument according to claim 6, characterized in that: said handle comprises a firing plate positioning handle toward the direction from both sides of the plate and the urging force of the plate is formed to extend, said urging the side plate is disposed around said housing forming a cavity, said cavity through said housing biasing plate.
8.根据权利要求2所述的外科器械,其特征在于:所述定位手柄具有使所述击发手柄抵靠的抵靠部;所述抵靠部为形成在所述击发手柄上的波形曲面;所述抵靠部一体成型于所述定位手柄上;或者,所述抵靠部单独成型后固定在所述定位手柄上。 8. The surgical instrument according to claim 2, wherein: said positioning handle having a portion abutting against the firing handle; said abutment portion is formed as a curved surface on the waveform of the firing handle; the abutment positioning portion is integrally molded to the handle; or the rearward abutment portion formed separately is fixed to the positioning handle.
9.根据权利要求8所述的外科器械,其特征在于:所述波形曲面具有朝所述击发手柄方向突伸的隆起部分,所述支撑件抵持在所述隆起部分上方的所述抵靠部上。 9. The surgical instrument according to claim 8, wherein: said waveform having a curved raised portion toward the protruding direction of the firing handle, the support member abutting against the upper portion of the ridge the department.
10.根据权利要求2所述的外科器械,其特征在于:所述支撑件解除与所述定位手柄抵靠时绕所述击发手柄旋转的旋转方向与所述击发手柄的击发转动方向相同。 10. The surgical instrument according to claim 2, wherein: said support member when said firing release about the positioning of the handle abuts against the rotational direction of the handle rotation direction of the rotation is the same as the firing of the firing handle.
11.根据权利要求10所述的外科器械,其特征在于:所述支撑件具有致动部,所述致动部为斜凹面。 11. The surgical instrument according to claim 10, wherein: said support member having an actuating portion, the actuating portion is a concave ramp.
12.根据权利要求2所述的外科器械,其特征在于:所述支撑件解除与所述定位手柄抵靠时绕所述击发手柄旋转的旋转方向与所述击发手柄的击发转动方向相反。 12. The surgical instrument according to claim 2, wherein: said support member when said firing release about the positioning of the handle abuts against the rotational direction of the rotating firing handle rotation direction opposite to the firing handle.
13.根据权利要求12所述的外科器械,其特征在于:所述支撑件具有致动部,所述致动部为凹槽。 The surgical instrument according to claim 12, characterized in that: said support member having an actuating portion, the actuating portion is a groove.
14.根据权利要求1所述的外科器械,其特征在于:所述支撑件可转动地与所述定位手柄相连接。 14. The surgical instrument according to claim 1, wherein: said support member is rotatably connected to the positioning handle.
15.根据权利要求14所述的外科器械,其特征在于:所述支撑件与所述定位手柄之间设置有弹性件,在初始状态或所述击发手柄复位后,所述弹性件驱动所述支撑件抵持所述击发手柄。 15. The surgical instrument according to claim 14, wherein: said support member is provided between the handle and the elastic member is positioned in an initial state or after the firing handle return the elastic member to drive the a support member abutting said firing handle.
16.根据权利要求15所述的外科器械,其特征在于:所述定位手柄上设置有固定轴,所述弹性件套设在所述固定轴上,所述支撑件上开设有与所述固定轴配合的轴孔。 16. The surgical instrument according to claim 15, wherein: said fixed shaft is provided with a positioning handle, the resilient member sleeved on said fixed shaft, defines the upper fixing member has the support shaft fitting hole.
17.根据权利要求16所述的外科器械,其特征在于:所述的弹性件为扭簧。 17. The surgical instrument according to claim 16, wherein: said elastic member is a torsion spring.
18.根据权利要求14所述的外科器械,其特征在于:所述支撑件解除与所述击发手柄抵靠时绕所述定位手柄旋转的旋转方向与所述定位手柄的击发转动方向相同。 18. The surgical instrument according to claim 14, wherein: said support member is released firing the same rotational direction about the rotational direction when the positioning of handle rotation with said firing handle abuts against the positioning handle.
19.根据权利要求14所述的外科器械,其特征在于:所述支撑件解除与所述击发手柄抵靠时绕所述定位手旋转的旋转方向与所述定位手柄的击发转动方向相反。 19. The surgical instrument according to claim 14, wherein: said support member about the release of the firing direction of rotation opposite to the rotational positioning of the hand rotational direction when the positioning handle and said firing handle abutment.
CN201610534293.0A 2016-07-07 2016-07-07 Surgical instruments CN106073841B (en)

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