CN104224243B - 包含具有可更换小袋的可再用轴的标本取出装置 - Google Patents

包含具有可更换小袋的可再用轴的标本取出装置 Download PDF

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CN104224243B
CN104224243B CN201410268810.5A CN201410268810A CN104224243B CN 104224243 B CN104224243 B CN 104224243B CN 201410268810 A CN201410268810 A CN 201410268810A CN 104224243 B CN104224243 B CN 104224243B
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挨利亚斯·阿托乌姆贝基斯
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00287Bags for minimally invasive surgery
    • 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

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Abstract

本发明公开了一种包含具有可更换小袋的可再用轴的标本取出装置。提供了一种标本取出装置。该标本取出装置包含壳体,该壳体包含从其向远侧延伸的外轴。内轴布置在外轴内且包含具有两个或多个构件的弹簧。该构件之一或两者包含支撑构件连接构件。小袋与该构件能释放地联接且包含具有可穿过外轴以便用户抓住的近侧端的肚带。小袋包含通向设在小袋上的套筒的一对开口。所述开口各自配置为接纳构件中的相应的一个,以便允许在构件上的支撑构件连接构件来接合小袋上的对应的凹处。

Description

包含具有可更换小袋的可再用轴的标本取出装置
相关申请的交叉引用
本申请要求于2013年6月14日提交的申请号为61/834,923的美国临时专利申请的权益和优先权,该专利的全部公开通过引用合并于此。
技术领域
本公开涉及一种标本取出装置。更具体地,本公开涉及一种包括具有可更换小袋的可再用轴的标本取出装置。
背景技术
腹腔镜和内窥镜外科手术操作是微创操作,在该微创操作中,依靠通过身体中的小入口或进入口(例如,由身体的固有出入口、通过组织刺穿器械(如套针等)生成的开口所限定)插入的细长器械在身体内实施手术。
微创操作经常用来从身体内部局部地或完全地移除身体组织或器官,例如,肾切除术、胆囊切除术、十二指肠切除术、回肠切除术、空肠切除术以及其它的这种操作。在这种操作期间,通常是染病的组织或器官必须通过皮肤中的进入口或通过套管移除。已知本领域中的各种捕集装置来帮助进行这个操作。
传统的捕集装置典型地包括细长的操作器,该操作器包含在近侧端的手柄,其能被操作以从操作器的远侧端打开小袋或其它合适装置。小袋可被穿孔且可沿这些穿孔与弹簧构件能释放地联接。作为小袋上的穿孔的结果,小袋可通过沿穿孔撕开而与弹簧构件分离。在小袋从弹簧上分离之后,小袋的顶部保持在弹簧上;该顶部典型地没有配置为从内轴移除。因此,内轴不是可再用的而因此被丢弃。
发明内容
可以理解,包含具有可更换小袋的可再用轴的标本取出装置可在外科手术界中证明是有用的。
本公开的一个方案提供一种标本取出装置。所述标本取出装置包含壳体,其包含从其向远侧延伸的外轴。内轴布置在所述外轴内且包含具有两个或多个构件的弹簧。所述内轴可包含在近侧端的指环。所述构件之一或两者包含支撑构件连接构件。小袋与所述构件能释放地联接且包含具有可穿过所述外轴以便用户抓住的近侧端的肚带。所述小袋包含通向设在所述小袋上的套筒的一对开口。所述开口各自配置为接纳所述构件中相应的一个,以便允许在所述支撑构件上的支撑构件连接构件接合对应的小袋连接构件,如所述小袋上的凹处。所述支撑构件连接构件可以是凸起部的形式。
所述肚带的远侧端可固定至所述小袋的穿孔部。所述小袋的顶部可邻近所述小袋的穿孔部设置且可被压缩用于将所述小袋装载到所述构件上。所述肚带的近侧端可与具有细长结构的缝合线导引件联接。所述缝合线导引件能由延伸穿过所述外轴的一个或多个腔来接纳。所述腔可由配置为接纳所述内轴的第一腔和配置为接纳所述缝合线导引件的平行于所述第一腔延伸的第二腔来进一步限定。
所述构件各自可包含支撑构件连接构件,并且所述小袋可包含配置为接合所述支撑构件连接构件中相应的一个的两个对应的凹处。
本公开的一个方案提供一种标本取出装置。所述标本取出装置包含壳体,所述壳体包含从其延伸的外轴。内轴布置在所述外轴内且包含具有两个或多个构件的弹簧。所述内轴可包含在近侧端的指环。所述构件之一或两者包含支撑构件连接构件。小袋与所述构件能释放地联接。所述小袋可包含能压缩的顶部,所述能压缩的顶部能够从用于限定所述小袋开口的未压缩状态移动至用于允许将所述小袋联接至所述构件上的压缩状态。所述小袋包含通向设在所述小袋上的套筒的一对开口。所述开口各自配置为接纳所述构件中相应的一个,以便允许在所述构件上的所述支撑构件连接构件来接合在所述小袋上的对应的凹处。在所述外轴内的所述内轴的收缩导致构件向彼此压缩,以便允许用户将所述小袋联接到所述构件上。
所述小袋可包含具有可穿过所述外轴以便用户抓住的近侧端的肚带。所述肚带的远侧端固定至小袋的穿孔部。
在所述构件上的所述支撑构件连接构件可以是凸起部的形式。所述肚带的近侧端与具有细长结构的缝合线导引件联接。所述缝合线导引件能由延伸穿过所述外轴的一个或多个腔来接纳。所述缝合线导引件是加重的,以促进所述缝合线导引件移动穿过所述第二腔。所述腔可由配置为接纳所述内轴的第一腔和配置为接纳所述缝合线导引件的平行于所述第一腔延伸的第二腔来进一步限定。
所述构件各自可包含支撑构件连接构件并且所述小袋可包含配置为接合所述支撑构件连接构件中相应的一个的两个对应的凹处。
本公开的一个方案提供一种标本取出装置。所述标本取出装置包含壳体,所述壳体包含从其向远侧延伸的外轴。所述内轴布置在所述外轴内且包含具有两个或多个支撑构件的弹簧。所述内轴可包含在近侧端的指环。一个或多个所述支撑构件包含支撑构件连接构件。小袋与所述支撑构件能释放地联接。所述小袋可包含能压缩的顶部,所述能压缩的顶部能够从用于限定所述小袋开口的未压缩状态移动至用于允许将所述小袋联接到所述支撑构件上的压缩状态。所述小袋包含通向设在所述小袋上的套筒的一对开口。所述开口各自配置为接纳所述支撑构件中相应的一个,以便允许在所述支撑构件上的所述支撑构件连接构件来接合在所述小袋上的对应的凹处。在所述外轴内的所述内轴的收缩导致所述支撑构件向彼此压缩,以便在所述小袋处于所述压缩状态时,允许用户将所述小袋联接到所述支撑构件上。
附图说明
在下文中将参考附图来描述本公开的标本取出装置的实施例,其中:
图1是根据本公开的实施例的标本取出装置的侧视图,标本取出装置包含与其联接的小袋;
图2是图1中示出的没有小袋与其联接的标本取出装置俯视图;以及
图3是图1中示出的小袋的立体图。
具体实施方式
现在,本公开的实施例将参考附图来详细地描述,其中同样的参考标记表示几幅视图的每一幅视图中相同的或对应的元件。如在此使用的,术语远侧指的是离用户远的器械部分,而术语近侧指的是离用户近的器械部分。在以下的描述中,公知的用途或构造没有详细地描述,以避免在不必要的细节上使本公开不清楚。
如参考本公开在此所使用的,术语腹腔镜和内窥镜是可互换的且涉及具有用于插入套管或皮肤中的小切口的相对狭窄的手术部分的器械。它们也涉及微创手术操作。可相信的是本公开可用在进入限于相对小切口的身体内部的任何操作中,无论在微创操作时借助或不借助套管。
参考图1至图3,并且最初参考图1,图示出依照本公开实施例的标本取出装置10。标本取出装置10包含壳体12、外轴14以及内轴16(内轴16在图1中以虚线示出)。标本取出装置10(以及与其有关的部件)可由任何合适的生物相容的材料(如塑料)形成。在一个实施例中,注模制造工艺可用来形成壳体12、外轴14和内轴16。
继续参考图1,壳体12包含大体细长的结构且可形成为单一的部件或为通过一个或多个合适的联接方法(如,超声焊接、一个或多个合适的粘合剂)来与彼此联接的两个单独的半部件。在后面的实例中,凹槽/定位槽结构(未明确示出)可用来促进联接两个分离的半部件。壳体12包含一对相对的侧面延伸部13a、13b,所述侧面延伸部13a、13b可起到让用户抓住的手柄的作用,以有助于标本取出装置10的操纵(图1和图2)。
外轴14从壳体12向远侧延伸且包含具有从中贯穿的纵轴线“A-A”的大体管状结构。当小袋18与内轴16联接且处在开口结构中时,相对于穿过小袋18的纵轴线“B-B”,纵轴线“A-A”以不同(如基本上正交或垂直)的方向来定向(图1)。
外轴14被定尺寸以通过套针管(或固有的身体孔口)插入,用来进行内窥镜和腹腔镜操作。通过一个或多个合适的联接方法(例如,粘合剂、超声焊接等),外轴14与壳体12可操作地联接。然而,外轴14可与壳体12一起整体形成。
外轴14包含第一腔15a和第二腔15b(在图1中以虚线示出)。第一腔15a沿外轴的长度延伸且配置为支撑内轴16,以允许内轴16在第一腔15a内平移。第二腔15b沿外轴14的长度延伸且相对于第一腔15a平行地定向。第二腔15b配置为在小袋18与内轴16联接时来接纳小袋18的肚带,这将在下文更详细地描述。
内轴16包含大体细长的结构且在外轴14内是可平移的,以使小袋18移动靠近目标组织。内轴16的近侧端11包含配置为接纳临床医生手指的指环19。
内轴16的远侧端包含支撑构件,通过一个或多个合适的联接方法,该支撑构件可用弹簧20(或其它合适的装置)的形式。例如,在图示的实施例中,内轴16的远侧端与弹簧20的近侧端二次成型(overmolded)。其它联接的方法也可用来使弹簧20与内轴的远侧端联接。例如,一个或多个销钉、铆钉或类似物可用来使弹簧20的近侧端与内轴16的远侧端联接。
参考图2,弹簧20包含形成开叉结构(open fork configuration)的两个柔性的或弹性的构件22和24。弹性的构件22、24配置为从受力的或未扩张的状态(未明确示出)移动至未受力的或扩张的状态。具体地,当用户使指环19向近侧移动时,内轴16在第一腔15a内向近侧移动,并且弹性构件22、24接触其内表面(例如,在外轴14的远侧端处)。内轴16在第一腔15a内的继续近侧移动使弹性构件22、24向彼此接近,以便弹性构件22、24变成基本上平行于彼此的定向。弹性构件22、24在该定位的情况下,用户可以能释放地将小袋18与弹簧20的弹性构件22、24联接。
弹性构件22、24各自包含凸起23a、23b形式的支撑构件连接构件,支撑构件连接构件配置为使小袋18固定至弹簧20的弹性构件22、24;也可使用其它支撑构件连接构件。例如,支撑构件连接构件可用定位槽、钩状物、突起以及类似物的形式。一旦小袋18固定至弹性构件22、24,那么弹性构件22、24将自动呈现其未受力的或扩张的状态,以共同形成用于支撑小袋18的开口25外围的大体圆形或“类似箍(hoop-like)”的结构(图1和图2)。
参考图3,小袋18由能够形成不能渗透的柔性膜的任何合适的生物相容的材料(如尼龙)制成。小袋18包含由能打开能闭合的上部或嘴部26和闭合的下部21所限定的大体管状或细长的结构。上部26包含环形套筒17。通过使上部26折入小袋18的内部并随后把上部26焊接至小袋上,套筒17可形成在小袋18上。
通向套筒17的一对开口28a、28b(开口28b在图3中未明确示出)设在小袋18上。开口28a、28b配置为接纳弹簧20的相应的弹性构件22、24,以允许临床医生在弹性构件22、24上滑动套筒17。具体地,当弹性构件22、24处于受力状态(例如,弹性构件22、24向彼此接近)时,临床医生可在弹性构件22、24上滑动套筒17直到凸起23a、23b接合设于邻近套筒17的上部26的相应的凹处30a、30b为止。一旦凸起23a、23b接合凹处30a、30b,那么临床医生可向远侧移动包含弹簧20的弹性构件22、24的内轴16。内轴16的继续远侧移动导致弹性构件22、24自动地移回到未受力的结构,这接下来导致小袋18处于用于接纳组织的开口结构。
小袋18的穿孔部31设在套筒17和沿小袋18圆周地延伸的沟槽33之间。沟槽33中包含肚带一部分(例如,缝合线“S”、丝线、金属丝、线缆或类似物),该肚带的一部分用来在组织定位于小袋18内之后来捆紧小袋18。
具体地,缝合线“S”的远侧端通过一个或多个合适的联接方法(例如,粘合剂、焊接等)在沟槽33内与小袋18联接,而缝合线“S”的近侧端与定位在外轴14的第二腔15b内的缝合线导引件32联接。缝合线导引件32能通过第二腔15b的远侧端插入,且能沿第二腔15b的内表面滑动,以退出第二腔15b的近侧端。在图示的实施例中,缝合线导引件32是加重的,以允许在缝合线32插入第二腔15b之后且当临床医生将外轴14的远侧端移在纵轴线“A-A”上方(例如,将外轴14的远侧端移在大体竖立的结构)时,缝合线导引件32滑动穿过第二腔15b。
在使用中,临床医生可将内轴16向近侧移动,以使弹簧20和弹性构件22、24收缩,以便弹性构件22、24以按照上文所描述的方式向彼此移动。此后,弹簧20的弹性构件22、24可插入套筒17的相应的开口28a、28b,并且可使小袋18滑到弹簧20上面(反之亦然),直到弹性构件22、24上的凸起23a、23b接合套筒17上的凹处30a、30b的这种时刻为止。
一旦凸起23a、23b接合凹处30a、30b,那么临床医生然后可将缝合线导引件32插入外轴14的第二腔15b。在实施例中,临床医生可以按照上文描述的方式来升起外轴14,以使缝合线导引件32滑动穿过第二腔15b,以便缝合线导引件32退出第二腔15b的近侧端,以便被临床医生抓住。可以理解,缝合线导引件32可首先通过第二腔15b插入,且然后小袋18可与弹簧20联接。
在小袋18与弹簧20联接之后,组织可被定位于小袋18内。此后,临床医生可抓住缝合线导引件32然后向近侧拉它,这接下来将使小袋18闭合且沿穿孔部31撕开小袋18,留下套筒17仍然与弹性构件22、24联接。缝合线“S”于是可被切断并且内轴16和外轴14可相应地从患者移除。捆紧的小袋18于是可从患者移除。
在需要安装另一个小袋18的情况中,小袋18的上部26的套筒17可从弹性构件22、24移除,并且新的小袋18可以按照上文描述的方式来与弹簧20联接。可以理解,新的小袋18可在患者体腔的内部或外部来与弹簧20联接。
不同于传统的标本取出装置,标本取出装置10的内轴16可与新的小袋18联接,且被用来移除另外的目标组织。可以理解,这可减少与组织移除操作有关的总的手术成本。标本取出装置10也允许外科医生使用单一的器械来移除多个组织标本;因此,减小浪费。
从前述内容以及各幅附图,本领域的技术人员将意识到也可对本公开作出某些修改,而不脱离相同的范围。例如,切断机构(未示出)可以是壳体12和/或指环19的一部分,并且可配置为在组织定位于小袋18内以及小袋18闭合且沿穿孔移除之后来切开缝合线“S”。
在实施例中,上部26可由允许小袋18的上部26在被压缩的状态和未被压缩的状态之间移动的可压缩材料所形成。在这个实施例中,临床医生可挤压上部26来压缩上部26且定位开口28a、28b,用于弹性构件22、24的接收。换句话说,在被压缩的状态中,开口28a、28b将被定向成基本上平行于彼此,并且处于与对应的弹性构件22、24大致对齐的位置。可以理解,这可利于小袋18与弹簧20的联接。
而且,在实施例中,弹性构件22、24的凸起23a、23b可省略。具体地,小袋18可设有具有开口或孔的近侧联接部(未示出),所述开口或孔接合可设在内轴16远侧端的止动销。在这个实施例中,内轴16具有靠近其远侧端的凹口,该凹口限定近侧凹口面和远侧凹口面。
弹性构件22、24可通过小袋的套筒17来进给。止动销可在凹口面之间完全地延伸,以便小袋18附接至内轴16的远侧端,并且将不会与其意外地分开。
在小袋18与弹簧20联接之后,组织可被定位于小袋18内。此后,临床医生可抓住缝合线导引件32,然后向近侧拉它,这接下来将使小袋18闭合且沿穿孔部31来撕开小袋18,留下套筒17仍然与弹性构件22、24联接。缝合线“S”于是可被切断且内轴16和外轴14可相应地从患者移除。捆紧的小袋18于是可从患者移除。
在这个实施例中,在外轴14的第一腔15a内的内轴16的近侧移动导致一部分的小袋18(如套筒17)接触外轴14的远侧端,这接下来导致弹性构件22、24从套筒17滑出。可以理解,当新的小袋18需要与弹簧20联接而内轴16和外轴14仍然定位于患者体内时,这个实施例是特别有用的。
对于配置为与不包含凸起23a、23b的小袋18一起使用的标本取出装置10的可操作部件的更详细描述,参考由Malkowski等人于2013年3月1日提交的,题名为“具有小袋停止器的标本取出装置(Specimen Retrieval Device With Pouch Stop)”的美国专利申请号61/771,129,以及Malkowski等人于2013年3月1日提交的,题名为“具有小袋停止器的标本取出装置(Specimen Retrieval Device With Pouch Stop)”的美国专利申请号61/771,138,该专利通过引用其全部合并于此。
尽管本公开的几个实施例已经在图中示出,但并不意图将本公开限于此,而意图将允许本公开在范围方面与本领域一样是广泛的,并且同样地理解说明书。因此,上文描述不应该解释为限制,而是仅仅作为具体实施例的例证。本领域的技术人员将预想到在所附权利要求书的范围和构思内的其它修改。

Claims (19)

1.一种标本取出装置,包括:
壳体,其包含从其向远侧延伸的外轴;
内轴,其布置在所述外轴内且包含两个支撑构件,所述两个支撑构件中的至少一个包含支撑构件连接构件;以及
小袋,其与所述两个支撑构件能释放地联接,所述小袋包含具有能够穿过所述外轴以便用户抓住的近侧端的肚带,所述小袋包含通向设在所述小袋上的套筒的一对开口,所述开口各自配置为接纳所述两个支撑构件中的相应的一个,所述小袋进一步包含用于接合所述支撑构件连接构件且阻止所述小袋从所述两个支撑构件意外分开的至少一个小袋连接构件,
其中所述小袋连接构件包含至少一个与所述支撑构件连接构件对应的凹处。
2.根据权利要求1所述的标本取出装置,其中在所述至少一个支撑构件上的所述至少一个支撑构件连接构件是凸起部的形式。
3.根据权利要求1所述的标本取出装置,其中所述肚带的远侧端固定至小袋的穿孔部。
4.根据权利要求3所述的标本取出装置,其中邻近所述小袋的穿孔部设置的所述小袋的顶部是能压缩的,用于使所述小袋装载到所述两个支撑构件上。
5.根据权利要求1所述的标本取出装置,其中所述肚带的近侧端与具有细长结构的缝合线导引件联接。
6.根据权利要求5所述的标本取出装置,其中所述缝合线导引件能由延伸穿过所述外轴的至少一个腔来接纳。
7.根据权利要求6所述的标本取出装置,其中所述至少一个腔由配置为接纳所述内轴的第一腔和配置为接纳所述缝合线导引件的平行于所述第一腔延伸的第二腔来进一步限定。
8.根据权利要求1所述的标本取出装置,其中所述两个支撑构件各自包含支撑构件连接构件,并且所述小袋连接构件包含配置为接合所述支撑构件连接构件中相应的一个的至少两个对应的凹处。
9.一种标本取出装置,包括:
壳体,其包含从其向远侧延伸的外轴;
内轴,其布置在所述外轴内且包含两个支撑构件,所述两个支撑构件中的至少一个包含支撑构件连接构件;以及
小袋,其能释放地与所述两个支撑构件联接,所述小袋包含通向设在所述小袋上的套筒的一对开口,所述开口各自配置为接纳所述两个支撑构件中的相应的一个,以便允许在所述至少一个支撑构件上的所述支撑构件连接构件来接合所述小袋上的对应的凹处,
其中在所述外轴内的所述内轴的收缩导致所述两个支撑构件向彼此压缩,以便允许用户将所述小袋联接到所述两个支撑构件上。
10.根据权利要求9所述的标本取出装置,其中所述小袋包含具有能够穿过所述外轴以便用户抓住的近侧端的肚带。
11.根据权利要求9所述的标本取出装置,其中在所述至少一个支撑构件上的所述至少一个支撑构件连接构件是凸起部的形式。
12.根据权利要求10所述的标本取出装置,其中所述肚带的远侧端固定至小袋的穿孔部。
13.根据权利要求10所述的标本取出装置,其中所述肚带的近侧端与具有细长结构的缝合线导引件联接。
14.根据权利要求13所述的标本取出装置,其中所述缝合线导引件能由延伸穿过所述外轴的至少一个腔来接纳。
15.根据权利要求14所述的标本取出装置,其中所述至少一个腔由配置为接纳所述内轴的第一腔和配置为接纳所述缝合线导引件的平行于所述第一腔延伸的第二腔来进一步限定。
16.根据权利要求15所述的标本取出装置,其中所述缝合线导引件是加重的,以促进所述缝合线导引件移动穿过所述第二腔。
17.根据权利要求9所述的标本取出装置,其中所述两个支撑构件各自包含支撑构件连接构件,并且所述小袋包含配置为接合所述支撑构件连接构件中相应的一个的至少两个对应的凹处。
18.根据权利要求9所述的标本取出装置,其中所述内轴包含在近侧端的指环。
19.一种标本取出装置,包括:
壳体,其包含从其向远侧延伸的外轴;
内轴,其布置在所述外轴内且包含具有两个支撑构件的弹簧,所述两个支撑构件中的至少一个包含支撑构件连接构件;以及
小袋,其与所述两个支撑构件能释放地联接,所述小袋包含能压缩的顶部,所述能压缩的顶部能从用于限定所述小袋开口的未压缩状态移动至用于允许所述小袋联接到所述支撑构件上的压缩状态,所述小袋包含通向设在所述小袋上的套筒的一对开口,所述开口各自配置为接纳所述两个支撑构件中相应的一个,以便允许在所述至少一个支撑构件上的所述支撑构件连接构件接合所述小袋上的对应的凹处,
其中在所述外轴内的所述内轴的收缩导致所述两个支撑构件向彼此压缩,以便允许用户将所述小袋联接到所述两个支撑构件上。
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