TWM418659U - Tissue distractor - Google Patents

Tissue distractor Download PDF

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Publication number
TWM418659U
TWM418659U TW100213535U TW100213535U TWM418659U TW M418659 U TWM418659 U TW M418659U TW 100213535 U TW100213535 U TW 100213535U TW 100213535 U TW100213535 U TW 100213535U TW M418659 U TWM418659 U TW M418659U
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Taiwan
Prior art keywords
grip
tissue
hole
card
groove
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TW100213535U
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Chinese (zh)
Inventor
Hong-Sheng Wu
Yuan-Xun Cai
you-lin He
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Show Chwan Health Care System
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Application filed by Show Chwan Health Care System filed Critical Show Chwan Health Care System
Priority to TW100213535U priority Critical patent/TWM418659U/en
Publication of TWM418659U publication Critical patent/TWM418659U/en

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Description

M418659 五、新型說明: 【新型所屬之技術領域】 本創作係關於-種醫療輔助器材,尤其是一種於微創 手術時用以撐開固定組織的組織撐開器。 【先前技術】 组織樓開器是一種於手術中用以樓開及固定組 療輔助器材。 - 現有的組織樓開器主要係包含有一體成型或-體固接 本體’且該本體係包含有一握把、一 L形桿體與一樓 2片,^中,該握把以-端固定連接該桿體之—端,該桿 奴之另端則固定連接該撐開片,並 业且於β亥#體之另端與該 =開片θ之-側面上固設有一内視鏡套管,藉由該内視鏡套 巨以^供放置硬式卷# & 織之用。m式内視鏡,用以作為手術時觀察組 由於現有的組織樓開器多為一體固設之型態,因此, 1 了適應不时用者或手術實施部位不叫^,通常* 【新型内容】 :備多組不同規格的組織撑開器’不僅增加準備器材的 成本,同時佔用施術者手術空間、增加手術難度。 由一於現有的組支樓開器為—體固設之型態,因此 :術貫施前需備有多組規格提供選用,不僅增加哭材成 種二寺=術空間,為改善此問題,本創作係提供- 件,再透過簡單的組裝便可直接應用於手術中,不僅= M418659 H脊材的成本’同%可大幅降低配件所佔的體積,進 而達到不佔手術空間之目的。 本創作係關於一種組織撐開器,其包含有: 一握把; 一桿件係設置於該握把 單元;以及 之—端,並於另端設有一結合 一撐開片係可分離地設 合件與一内視鏡套管,其中 單元; 置於該桿件之另端,並設有一結 ’該結合件係對應結合於該結合 較佳的是,該握把於-端面上形成—卡接孔;該桿件 之 ^係插設於該握把之卡接孔上; —較佳的是,該握把於該卡接孔周圍的内周壁上凹設有 —定位卡槽;該桿件之—端係凸設有—定位肋,並㈣定 位肋係對應卡掣於該定位卡槽内; 較佳的是’該卡接孔係一貫通孔;該桿件係貫穿形成 連通孔’該連通孔係連通於該卡接孔; 較佳的是’該結合單元為至少一道的卡 為至少-道的卡置凸條,以及該卡置凸條係對^: 卡置溝上; 較佳的是 鳩尾狀ώ條; 較佳的是 較佳的是 較佳的是 —^固剖溝; 該卡置溝係呈鸠尾狀凹槽;該卡置凸條係呈 該撐開片於朝向握把側之一面係 ^ 孙里凸弧面; s玄撐開片於朝向握把側之一面荇〇 ®知王凹弧面; 於該握把的外周面上進一步延益 /处袖向凹設有 較佳的是,該内視鏡套管係包含有一墊塊部; 較佳的是,該内視鏡套管進—牛 伙 艰步设有一滑執部,該套 管進一步設有一可移動地設置於兮 I y Θ滑軌部上之滑塊; 較佳的是,該内視鏡套管於内月 門周面係凸設有至少一個卡 凸塊。 —藉由上述之結構’本創作之組織#開器之設計,相關 仗業人員可依據使用者或手術部位的不同,制適當尺寸 的:件或撐開I快速地進行組裝與使用,同時亦可搭配 裝又内視鏡,而不而再準備多種規格的一體固設之組織撐 開器,不僅可節省準備器材的成本,也可大幅減少置 放器材的m故可提料術實料的適應性及便利性。 【實施方式】 。月參考圖1至圖3,本創作之組織撐開器係具有一本 體’該本體係包含有一握把1〇、一桿件2〇與一撐開片3〇, 其中: 請再參考圖4,該握把10係包含有一卡接孔扪與一卡 固剖溝12 ’其中,該卡接孔11係形成於該握把1 0之一端 面上,並且該握把10於該卡接孔11周圍的内周壁一側係 凹設有-定位卡槽H 0 ;該卡固剖溝j 2係沿軸向凹設於該 握把1 0的外周面上’較佳的是’該卡接孔Μ係一貫通孔; 。月再參考圖5 ’該桿件20係、呈彎曲成[_形之圓形桿體, 可以固接型態或可分離型態連接於該握把1〇之一端上,並 且可依據實際需求製成不同的長度,較佳的是,該桿件2〇 係包含有-握把端、一定位月力21、一撐開端、一結合單元 2 2與連通孔2 3 ’其中’該握把端係插設於該握把1 〇之 5 M418659 卡接孔11上;該定位肋21係凸設於該握把端上,並對應 :掣於該卡接孔u的定位卡槽11G内,用以確立該桿體: 設置型態,如L形桿體的下段需以背向卡固剖溝12方式設 置’以提供内視鏡可正4地被裝設,以及防止該桿件2〇相 對該握把10旋轉;該#開端係相反於該握把端;請再參考 圖6與圖7 ’該結合單元22係固設於該揮開端上,並於朝 向該握把10側之内側面上凹設有至少—道的卡置溝咖, 該卡置溝22Q於-端貫通該結合單元22的側邊形成一提供 滑入設置的缺口 221,較佳的是,該卡置溝22〇係呈力烏尾 狀凹槽;該連通孔23係貫穿該握把端與該㈣端,並連通 於該握把1 〇之卡接孔11 ; 該«片30係可分離地設t於該桿件2Q上,並#有 -結合件31對應結合”結合單元22上,Η依據^ 需未製成不同的規格,較佳的是,該撐開片3〇係包含有一 組裝面、該結合件31、—内視鏡套管32與-樓開面33, 其令’該組裝面係朝向該結合單元22的内側面;該結合件 31係凸設於該組裝面上的至少一道一卡置凸條,並且 置凸條係由對應的缺口 221滑入並卡置於對應的卡:溝 = 的是’該卡置凸條係呈鸿尾狀凸條,·該内視鏡 固設於該卡置凸條下方的該組裝面上,並貫穿形 =:^32〇,且於該套孔32Q的内周面近下端處係凸 設有孩狀排列的四卡凸點功(如圖2、圖3所示)’較佳的 是’該内視鏡套管32於該組褒面與該套孔32〇之間進一步 形成有-塾塊部321(如圖7所示),藉由該塾塊部功可使 内視鏡取得較佳的照攝角度,·該掉開面33係朝向該握把1〇 '59 側,較佳的是,該撐開面33係呈&弧面,即該撐開片扣 呈中央厚兩長邊薄之型態,用以於樓開組織時,將血 組織液導引朝向兩側排開;又或者該撐開面33係呈凹张 面’即該樓開片30呈中央薄兩長邊厚之型態,用以於撐: 組織時,將血水或組織液向中央集中後再予以導流,達^ Ρ:止血水或組織液朝向兩側溢流的情況,藉由該撐開面“ 呈凸弧面或凹弧面之設計,來達到防止遮蔽内視鏡鏡 目的。 义 本創作再-型態之標開片3〇,請參照圖8與圖9,龙 結構與前述撑開片30大致相同,唯樓開片3〇上的套管2、 採可分離式設計,該結構是於撑開片3Q的組裝面上進—井 設置有-滑執部34’以及於套管32上進一步設有 動 該㈣部34上之滑塊323,較佳的是,該滑執部 Τ冑間^且相向設置的L形片體所組成,該兩片體 :間形::滑溝’該滑塊323之側剖面則呈橫置的丁字形, 並以T子形的頸部容晋於 ;/月溝内,丁字形的頭部則可滑叙 地設::該“體之間’藉此來調整該套管3◦的左= 依攄之組織撑開器於使用時,請參考圖2與圖3,先 W門片to手術部位’選定適當長度的桿件20及適當尺 開片30,並將桿件2。的握把端插設於握把Μ 二二::件:;:::21對應…卡接孔 本名4 220上’即可完成组織撐開器的組裝。 本創作之組織㈣器於組裝上相當方便、簡單,同時 M418659 可藉由不同尺寸的配件,如桿件2〇或撐開片3〇的組合’ 而達到適應各種不同需求的目的。 再者’本創作之組織撐開器可搭配内視鏡使用,其使 用方式凊參考圖1 0 ’先將内視鏡的管部穿過握把1 〇的插設 孔中,並貫穿桿件20的連通孔23後,再將管部下端的鏡 頭插入撐開片30的内視鏡套管32内,並藉由環狀排列的 四個卡凸點322加以卡固’即可完成内視鏡之安裝。 另種以本創作之組織樓開器搭配内視鏡的使用方 式吻參考圖11 ’先將内視鏡的管部上段直接卡置於握把 卡固。j溝1 2上’官部下端的鏡頭則插入撐開片3〇的 内視鏡套管32内,並藉由環狀排列的四個卡四點加以 卡固’即可完成内視鏡的安裝。 ::本創作之组織樓開器之設計’相關從業人員可依 =用者或手術部位的不同,選用適當尺寸的桿件2〇或樓 二’並且快速地進行組裝與使用,同時亦可搭配裝設 Γ:僅::,·需再準備多種規格的-體固設之組織撑開 -材的*即名準備益材的成本’同時也可大幅減少置放 窃材的空間,故可袒4主+…t Γ田娜V夏欲 【圖式簡單說明】Ί〜時的適應性及便利性。 創作之組織推開器之外觀立體圖。 圖3:1 創作之組織推開器之分解立體圖。 图广本創作之组織樓開器之剖面圓。 面圖γ Μ創作之組織„器於握把與桿件連接處之剖 圖5係本創作之組織擇開器於掉件與樓開片連接處之 剖面圖。 ® 6 ‘本劍作之組 。。 部分解立體圖。’、牙幵范之暑開片與桿件結合之局 結二物11…型_,-桿件 件結=/=^之組㈣開11之再—型態之撑開片與捍 ,± 係本創作之組織撐開器之再一型態之撐開片與桿 、’、。合之局部分解立體圖。 " ϋ本創作之組織樓開器搭配内視鏡之示意圖。 _圖11係本創作之組織撐開器以另一型態搭配内視鏡之 示意圖。 【主要元件符號說明】 1 〇握把 1 1卡接孔 11 0定位卡槽 1 2卡固剖溝 20桿件 21定位肋 22結合單元 220卡置溝 22 1 缺口 2 3連通孔 30撐開片 31結合件 32内視鏡套管 320套孔 321墊塊部 322卡凸點 323滑塊 3 3樓開面 34滑軌部 9M418659 V. New description: [New technical field] This creation is about a kind of medical auxiliary equipment, especially a tissue spreader used to open fixed tissue during minimally invasive surgery. [Prior Art] The tissue floor opener is an auxiliary device for opening and fixing the group during surgery. - The existing organizational floor opener mainly comprises an integrally formed or body-fixed body' and the system comprises a grip, an L-shaped rod body and two pieces on the first floor, wherein the grip is fixed at the end Connecting the end of the rod body, the other end of the rod is fixedly connected to the opening piece, and an endoscope sleeve is fixed on the other end of the β-he body and the side of the opening piece θ The tube is provided by the endoscope lens cover for placing the hard roll # & The m-type endoscope is used as the observation group in the operation because the existing tissue floor opener is mostly fixed. Therefore, it is not suitable for the user or the surgical implementation site. 】: Prepare multiple sets of tissue spreaders of different specifications' not only increase the cost of preparation equipment, but also occupy the surgical space of the surgeon and increase the difficulty of surgery. Since the existing group branch opener is a body-fixed type, it is necessary to provide multiple sets of specifications for selection before the application, not only to increase the crying material into two kinds of temples = surgery space, in order to improve this problem This creation department provides - directly, and can be directly applied to the operation through simple assembly, not only = M418659 H cost of the ridge material 'the same % can greatly reduce the volume occupied by the accessories, thus achieving the purpose of not occupying the operation space. The present invention relates to a tissue spreader comprising: a grip; a rod member is disposed on the grip unit; and an end thereof, and is provided at the other end with a joint and a split sheet for detachable design a fitting and an endoscope sleeve, wherein the unit; is disposed at the other end of the rod and is provided with a knot. The joint is correspondingly coupled to the joint, and the grip is formed on the end surface. a latching hole; the lever member is inserted into the latching hole of the grip; preferably, the grip is recessed on the inner peripheral wall around the latching hole - a positioning card slot; The end of the rod is convexly provided with a positioning rib, and (4) the positioning rib is correspondingly engaged in the positioning slot; preferably, the engaging hole is a through hole; the rod is formed through the connecting hole The connecting hole is connected to the engaging hole; preferably, the combining unit is that at least one of the cards is at least one of the locking ribs, and the engaging rib is paired with the groove; Preferably, the dovetail stringer; preferably, preferably, the solid groove is formed; the card groove is a dovetail groove The rib is formed on the side of the grip side on the side of the grip side; the sinusoidal opening is on the side facing the grip side 知 知 凹 凹 ; ;; Preferably, the outer peripheral surface is further extended/sleeved to the concave surface. Preferably, the inner lens tube sleeve comprises a pad portion; preferably, the inner lens tube casing is intensively a sliding portion is further provided, the sleeve is further provided with a slider movably disposed on the sliding portion of the 兮I y ;; preferably, the inner lens sleeve is convexly disposed on the inner peripheral surface of the inner moon door At least one card bump. - With the design of the structure of the above-mentioned structure, the relevant personnel can make the appropriate size: the piece or the opening I to quickly assemble and use according to the user or the surgical site. It can be equipped with an endoscope as well as an integrated tissue spreader of various specifications, which not only saves the cost of preparing the equipment, but also greatly reduces the amount of material that can be placed. Adaptability and convenience. [Embodiment] Referring to FIG. 1 to FIG. 3, the tissue distractor of the present invention has a body. The system includes a grip 1 〇, a rod 2 〇 and a struts 3 〇, wherein: Please refer to FIG. 4 again. The grip 10 includes a snap hole 扪 and a snap groove 12 ′, wherein the snap hole 11 is formed on one end surface of the grip 10, and the grip 10 is in the snap hole The inner peripheral wall of the periphery of the periphery is recessed with a positioning slot H 0 ; the fastening groove j 2 is recessed in the axial direction on the outer peripheral surface of the grip 10. Preferably, the card is connected. The hole is a through hole; Referring again to Figure 5, the rod member 20 is a circular rod that is bent into a [_ shape, and can be attached to one end of the grip 1 in a fixed or detachable manner, and can be adjusted according to actual needs. Preferably, the rod member 2 includes a grip end, a positioning month force 21, a propping end, a coupling unit 2 2 and a communication hole 2 3 'where the grip The end is inserted into the 5 M418659 card hole 11 of the grip 1; the positioning rib 21 is protruded from the grip end, and corresponds to: the positioning slot 11G of the latching hole u, It is used to establish the rod body: the setting type, for example, the lower section of the L-shaped rod body needs to be disposed in the manner of facing away from the fastening groove 12 to provide the endoscope to be installed 4, and to prevent the rod 2〇 Rotating relative to the grip 10; the #open end is opposite to the grip end; please refer to FIG. 6 and FIG. 7 again. The coupling unit 22 is fixed on the swing end and is facing the side of the grip 10 The side of the engaging groove 22Q is formed at a side end of the engaging groove 22 to form a notch 221 for providing a slide-in arrangement, preferably The latching groove 22 is a U-shaped groove; the connecting hole 23 extends through the grip end and the (four) end, and communicates with the latching hole 11 of the grip 1; Separately disposed on the rod 2Q, and the #--joining member 31 is correspondingly coupled to the "joining unit 22", which is not made to have different specifications according to the requirements. Preferably, the opening sheet 3 includes An assembly surface, the joint member 31, the endoscope sleeve 32 and the floor opening surface 33, the 'the assembly surface is directed toward the inner side surface of the joint unit 22; the joint member 31 is convexly disposed on the assembly surface At least one of the upper latching strips is disposed, and the protruding strip is slid into the corresponding card by the corresponding notch 221 and is clamped to the corresponding card: the groove=the 'the card-shaped ridge is a red-tailed ridge, The endoscope is fixed on the assembly surface below the locking strip, and penetrates through the shape=:^32〇, and a four-card arranged in a child shape is arranged at the lower end of the inner peripheral surface of the sleeve 32Q. The bump work (as shown in FIG. 2 and FIG. 3) is preferably 'the inner mirror sleeve 32 is further formed with a - block portion 321 between the set of facets 32 and the set of holes 32 (see figure 7)), by The block function can achieve a better angle of illumination of the endoscope, and the drop face 33 faces the side of the grip 1〇'59. Preferably, the open face 33 is & , that is, the gusset buckle has a central thick and two long sides and is thin, and is used for guiding the blood tissue liquid toward the two sides when the floor is opened; or the flank 33 is a concave surface. That is to say, the opening piece 30 of the building has a central thin and two long sides and is thick and thick, and is used for supporting: when the tissue is concentrated, the blood water or the tissue fluid is concentrated to the center, and then the flow is carried out, and the hemostatic water or the tissue fluid overflows toward the sides. In the case of flow, the purpose of preventing the shielding of the endoscope mirror is achieved by the design that the opening surface is "convex curved or concave curved surface". Yiben creation re-type label opening 3〇, please refer to Figure 8 and Figure 9, the dragon structure is almost the same as the above-mentioned expansion piece 30, only the casing on the 3rd opening 3, the separable design The structure is provided with a sliding portion 34' on the assembly surface of the opening piece 3Q, and a slider 323 for moving the (four) portion 34 on the sleeve 32. Preferably, the structure The sliding portion is composed of oppositely disposed L-shaped sheets which are oppositely disposed, and the two-piece body: the inter-shaped shape: the sliding groove ′, the side section of the sliding block 323 has a T-shaped transverse shape, and has a T-shaped shape The neck of the neck is Jin; in the moon ditch, the T-shaped head can be set slidably:: The "between the body" to adjust the left side of the casing 3 = 摅 组织 组织 组织 组织In use, please refer to FIG. 2 and FIG. 3, first select the appropriate length of the rod 20 and the appropriate opening piece 30 from the W-to-surgical site, and insert the grip end of the rod 2 into the grip Μ 22:::::::21 corresponds to... card joint hole 4220 on the 'can complete the assembly of the tissue spreader. The organization of the creation (four) is quite convenient and simple to assemble, while M418659 can borrow Made of different size accessories For example, the combination of the rod 2〇 or the extension piece 3〇 can achieve the purpose of adapting to various needs. Furthermore, the tissue propeller of this creation can be used with the endoscope, and its use method is as shown in Figure 10 Passing the tube portion of the endoscope through the insertion hole of the grip 1 and passing through the communication hole 23 of the rod 20, and then inserting the lens of the lower end of the tube into the endoscope sleeve 32 of the opening piece 30, And the endoscope is installed by the four card bumps 322 arranged in a ring shape. The other way is to use the creation of the floor opener with the endoscope. The upper section of the tube of the endoscope is directly clamped to the grip. The lens at the lower end of the official section of the j groove 1 2 is inserted into the endoscope sleeve 32 of the opening piece 3, and is arranged by the ring-shaped four. The card can be installed at four points to complete the installation of the endoscope. :: The design of the organizational opening of the creation of the author's relevant personnel can choose the appropriate size of the rod according to the user or the surgical site. 2〇 or 2nd' and quickly assembled and used, and can also be equipped with Γ: only::,· need to be prepared The specification of the body-fixing structure of the material-opening *the name of the material to prepare the cost of the material can also greatly reduce the space for placing the material, so it can be 主4 main +...t Γ田娜V 夏欲【 The simple description of the schema] the adaptability and convenience of the Ί~ time. The stereoscopic view of the appearance of the tissue pusher of the creation. Figure 3: 1 The exploded perspective view of the tissue pusher of the creation. Section circle 。 Μ Μ Μ Μ „ „ 器 器 „ „ „ „ „ „ „ „ „ „ „ 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 剖 。 。 。 ® 6 ‘This sword is made by the group. . Partial solution perspective. ', 幵 幵 之 之 之 暑 与 与 与 与 与 与 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合 结合It is the continuation of the creation of the organization of the creation of the opener and the pole, ',. A partial exploded perspective view. " A schematic diagram of the organizational opening of the ϋ本 creation with an endoscope. _ Figure 11 is a schematic diagram of the tissue expander of this creation with another type of endoscope. [Main component symbol description] 1 〇 grip 1 1 card hole 11 0 positioning card slot 1 2 cleavage groove 20 rod 21 positioning rib 22 combined unit 220 locating groove 22 1 notch 2 3 communication hole 30 struts 31 joint member 32 endoscope sleeve 320 sleeve hole 321 pad portion 322 card bump 323 slider 3 3rd floor opening 34 slide portion 9

Claims (1)

M418659 六、申請專利範圍: 1 · 一種組織撐開器,其包含有: 一握把; 一桿件係設置於該握把之一端,並於另端設有一結合 單元;以及 一擇開片係可分離地設置於該桿件之另端,並設有—結 合件與一内視鏡套管,其中,該結合件係對應結合於該結合 早7C。 2. 如申請專利範圍第1項所述之組織撐開器,其令,該 握把於一端面上形成一卡接孔;該桿件之一端係插設於該 握把之卡接孔上。 3, 如申請專利範圍第2項所述之組織撐開器,其中,該 握把於該卡接孔周圍的内周壁上凹設有一定位卡槽;該桿 件之一端係凸設有—定位肋,並以該定位肋係對應卡掣於 該定位卡槽内。 4 ·如申清專利範圍第3項所述之組織撐開器,其中,唁 卡接孔係一貫通孔;該桿件係貫穿形成一連通孔,該連通 孔係連通於該卡接孔。 时 申明專利範圍第1至4項中任一項所述之組織撑開 其中’該結合單元為至少—道的卡置溝,該结合件為至 少一道的卡置凸條,以及該卡置凸條係對應卡置於該卡 溝上。 夏 6·如申切專利範圍第5項所述之組織撐開器,其中, 卡置溝係呈力g屋业 4故 馬尾狀凹槽;該卡置凸條係呈鸠尾狀凸條。 ’士申吻專利範圍第6項所述之組織撐開器,其中,該 10 ρ η 織撐開器,其中,該 片於朝向握把側之一面係呈凸弧面 。8·如申請專利範圍第6項所述之組 ’開片於朝向握把側之-面係呈凹弧面 項所述之組織撐開 延轴向凹設有-- 9·如申請專利範圍第]至4項中任— 。口其中,於該握把的外周面上進一步 固剖溝。 一項所述之組織撐 墊塊部。 —項所述之組織撐 1 〇 ·如申請專利範圍第1至4項中任 開器’其中,該内視鏡套管係包含有— 1 1.如申請專利範圍第1至4項中任 步設有一滑軌部,該套管 開器,其中,該 進一步設有一可移動地設置於該滑執部上之滑塊。 1 2.如申請專利範圍第彳至4項中任—項所述之組織撐 開器,其中,該内視鏡套管於内周面係凸設有至少—個卡 凸塊。 七、圖式:(如次頁)M418659 VI. Patent Application Range: 1 · A tissue spreader comprising: a grip; a rod member disposed at one end of the grip and having a joint unit at the other end; and an optional opening system The detachable portion is disposed at the other end of the rod, and is provided with a coupling member and an endoscope sleeve, wherein the coupling member is coupled to the joint early 7C. 2. The tissue spreader of claim 1, wherein the gripper has a snap hole formed on one end surface; one end of the lever member is inserted into the latching hole of the grip . 3. The tissue spreader of claim 2, wherein the grip is recessed with a positioning slot on the inner peripheral wall around the snap hole; one end of the lever is convexly disposed-positioned The rib is correspondingly engaged with the positioning rib in the positioning slot. The tissue spreader of claim 3, wherein the 唁 snap hole is a through hole; the rod member is formed through a communication hole, and the communication hole is connected to the snap hole. The structure according to any one of claims 1 to 4, wherein the binding unit is at least one of the locking grooves, the coupling member is at least one of the locking ribs, and the positioning convex portion The strip corresponding card is placed on the card groove. Xia 6· The tissue spreader according to item 5 of the patent scope of the application, wherein the card-receiving groove is a horse-tailed groove of the force house; the card-shaped ridge is a dovetail-shaped ridge. The tissue spreader of the sixth aspect of the invention, wherein the 10 ρ η woven opener, wherein the sheet has a convex curved surface on a side facing the grip side. 8. The group of the invention described in claim 6 is opened on the side facing the grip side, and the surface is concavely curved. In the fourth to fourth terms -. In the mouth, the groove is further fixed on the outer peripheral surface of the grip. A tissue pad portion as described. - The organization of the item 1 〇 · As disclosed in the scope of claims 1 to 4, wherein the endoscope sleeve contains - 1 1. As in the scope of claims 1 to 4 The step is provided with a slide portion, the sleeve opener, wherein the slide is further provided with a slider movably disposed on the slide portion. The tissue expander according to any one of the preceding claims, wherein the endoscope sleeve is convexly provided with at least one card bump on the inner peripheral surface. Seven, the pattern: (such as the next page)
TW100213535U 2011-07-22 2011-07-22 Tissue distractor TWM418659U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103505251B (en) * 2012-06-15 2016-03-02 中央大学 Replaceable micro-surgical instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103505251B (en) * 2012-06-15 2016-03-02 中央大学 Replaceable micro-surgical instrument

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