JPS61501826A - 関節式外科用留め具付け装置 - Google Patents
関節式外科用留め具付け装置Info
- Publication number
- JPS61501826A JPS61501826A JP60504501A JP50450185A JPS61501826A JP S61501826 A JPS61501826 A JP S61501826A JP 60504501 A JP60504501 A JP 60504501A JP 50450185 A JP50450185 A JP 50450185A JP S61501826 A JPS61501826 A JP S61501826A
- Authority
- JP
- Japan
- Prior art keywords
- fastener
- assembly
- surgical
- relative
- surgical fastener
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000033001 locomotion Effects 0.000 claims description 18
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000000295 complement effect Effects 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 230000000712 assembly Effects 0.000 description 7
- 238000000429 assembly Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 210000002388 eustachian tube Anatomy 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical 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
- A61B2017/07214—Stapler heads
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2901—Details of shaft
- A61B2017/2904—Details of shaft curved, but rigid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
- A61B2017/2927—Details of heads or jaws the angular position of the head being adjustable with respect to the shaft
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
- A61B2017/2927—Details of heads or jaws the angular position of the head being adjustable with respect to the shaft
- A61B2017/2929—Details of heads or jaws the angular position of the head being adjustable with respect to the shaft with a head rotatable about the longitudinal axis of the shaft
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるため要約のデータは記録されません。
Description
【発明の詳細な説明】
関節式外科用留め興行は装置
発明の背景
本発明は外科用留め興行は装置に関し、特に相対的に動くことのできる留め具保
持部品とアンビル部品との間でクランプした身体組織に留め具を付けるための装
置に関する。
外科用留め具を相対的動くことのできる留め具保持部品とアンビル部品との間で
クランプした身体組織に付けるための外科用留め興行は器具は、種々知られてい
る。例えばヒルシュ氏等の米国特許第3,275.211号を参照されたい。外
科用留め具はヒルシュ氏等の特許に示すように金属製外科用ホチキス針の形態を
取っても良いし、或は、例えばグリーン氏の米国特許4,402,445号に示
すように最初2つの部分の非金属製樹脂材料であっても良い、金属製ホチキス針
の場合、代表的にはホチキス針の脚部を組織に打ち込みアンビルによってこれら
脚部を折り曲げてホチキス針を組織に留める。非金属製留め具の場合には、各留
め具は当初、2の別々の部品から成り、留め異部品は装置の留め具保持部品の中
に配置され、保持部品は装置のアンビル部品の中に配置されている。
留め異部品の脚部は組織に打ち込まれて保持部品と相互に係止し、それによって
留め具を組織に留める。たいていの金属製外科用ホチキス針は生物学的には不活
性であり、したがって組織内に恒久的にとどまるけれども、生物学的に吸収性の
金属製外科用ホチキス針が知られている。非金属性樹脂材料の外科用ホチキス針
も又、生物学的に吸収性にするか、或いは非吸収性にするかのどちらかにするこ
とができる。
採用する留め具の型式又は形態は本発明の一部をなさない。種々の型式の留め具
については、本明細書で使用する「外科用留め具」という用語がこれら種にの型
式の留め具の全てを総称するものとし、同様に、本明細書で使用する「留め具保
持部品j、「アンビル部品」という用語が、これら種々の型式の留め具の全てを
付けるための器具を総称するものとする。
留め具保持部品とアンビル部品との間でクランプした組織に外科用留め具を付け
るための公知のたいていの器具では、器具の末端の留め興行は組立体(この留め
興行は組立体は留め具保持部品及びアンビル部品を有している)は、器具の基部
に近い方の作動器部分にしっかりと連結されている。これは例えば、上記米国特
許第3,275,211号及び第4.402,445号に示す器具についてもあ
てはまる。
しかしながら、最近、留め興行は組立体と作動耳組rj、 k、l−・・4″1
間の連結部が完全にはしっかりとしていないような器具に関心が高まった。例え
ば、ノイル氏等の米国特許第4,473,077号は、留め興行は組立体と作動
器組立体との間に連結されたシャフト組立体が一平面(すなわち、ノイル氏等の
米国特許の第5図の紙面)において、横に撓むことができるような外科用ホチキ
ス針を示している。これは、管状の身体耳管の中に挿入されるようになったノイ
ル氏等の米国特許に示す型式の器具では望まれる特徴である。
かかる用途では、器具の可撓性シャフトは周囲の身体耳管の曲率に順応する。し
かしながら、通常、周囲の身体構造では支持されない器具では(例えばヒルシュ
氏等の米国特許及びグリーン氏の米国特許に示す型式の器具では)、留め興行は
組立体と作動器組立体との間の器具の可撓性が過度であると、留め興行は組立体
の位置を作動器組立体からは調節できず、また、これら組立体の各々を、留めら
れるべき組織に器具を配置している間、別々に支持しなければならない。これが
意味することは、配置の際及び取外しの際に器具を取り扱うためには2人の人間
が必要であるということである。
上記のことを考慮して、本発明の目的は、留め興行は組立体が作動器組立体にし
っかりとは連結されていないけれども、留め興行は組立体の位置を実質的に作動
器組立体から調節することができるような上述の型式の外科用留め興行は装置を
提供することにある。
本発明のもう一つの目的は、留め興行は組立体が作動器組立体にしっかりとは連
結されていないような上述の型式の外科用留め興行は装置を改良しかつ簡単にす
ることにある。
発明の概要
本発明のこれらの目的及びその他の目的は、本発明の原理に従って、留め興行は
組立体が、ソケット内に回転自在に設けられたポールのような関節部又は継手を
有するシャフト組立体により作動器組立体に連結されているような外科用留め興
行は装置を提供することによって達成される。継手は好ましくは、留め興行は組
立体と作動器組立体とを3本の互いに直交した軸線の各々のまわりで相対的に回
転させることができる。継手を除き、シャフト組立体は好ましくは横方向に剛性
である。上記相対的な回転が可能ではあるけれども、留め具保持組立体及び作動
器組立体が、使用者により器具の形状が慎重に変えられるときを除いて、それら
の相対的な回転の向きを保とうとするほど継手を剛性にするのが良い、かくして
、留め興行は組立体の慎重な回転を除き、作動器組立体を操作するだけで装置全
体を位置決めすることができる。留め興行は組立体を別個に支持する必要はない
。
好ましい実施例では、作動器組立体は、留められるべき組織を留め具保持部品と
アンビル部品との間でクランプするように留め具保持部品とアンビル部品とを相
対的に移動させるのに必要な少なくとも成る種の仕事を行なう手動操作可能な装
置と、留め具をクランプされた組織に打ち込むのに必要な仕事を行なう手動操作
可能な装置とを有する。これらの装置の行なう仕事は、シャフト組立体の横に撓
むことのできる部材(たとえばケーブル)の基部に近い方の運動によって留め興
行は組立体に伝えられる。これらの部材は好ましくは、これらの部材が継手の作
動を妨害しないようにシャフト組立体の継手を貫通する。
また、好ましい実施例では、留め具は留め具保持部品から末端の方向へ押し進め
られ、留め興行は組立体は、留め具を押し進めるのに必要な仕事を伝えるシャフ
ト組立体部材の基部に近い方の運動をそれと釣り合った留め具の末端の運動に変
換するための装置を有する。
本発明の一層の特徴、その性質、および種々の利点は添附図面および本発明の以
下の詳細な説明からもっと明らかになろう。
図面の簡単な説明
第1図は本発明の原理に沿って変更しろる外科用留め興行は装置の斜視図である
。
第2図は第1図の装置の操作サイクルの最初の段階を示す第1図の装置の一部断
面の部分立面図である。
第3図は操作サイクルの次の段階を示す第2図と同様な図である。
第4図は第1図乃至第3図の装置の一部の分解斜視図である。
第5図乃至第7図は第1図乃至第4図の装置の種々の部分の分解斜視図である。
第8図は第1図乃至第7図の装置の操作サイクルの最初の段階を示す、装置の一
部分の部分画両立面図である。
第9図乃至第12図は装置の操作サイクルの次々の段階を示す第8図と同様な図
である。
第13図は本発明の変形例の斜視図である。
第14図は本発明のもう1つの変形例を示す第10図と同様な図である。
発明の詳細な説明
第1図に示すように、本発明の変形しうる外科用留め具付は器具10の例示の実
施例は基部に近い方の作動器組立体20と、末端の方の留め具付は組立体200
と、中間のシャフト組立体100とを有する。
留め具付は組立体200は基部に近い方の留め具保持部品210および末端の方
のアンビル部品280を有する。アンビル部品280は、留め具保持部品210
に対して一定の回動および並進運動可能に取付けられ、従ってアンビル部品28
0を第1図に実線で示すように、留め具保持部品210から並進かつ回動させ、
留めるべき組織12を留め具保持部品210の末端の方の表面とアンビル部品2
80の基部に近い方の表面との間に挿入することができる。
留め具保持部品210は、シャフト組立体の関節即ち継手150をちょうど越し
たところでシャフト組立体100の末端の方の端部に連結されいる。図示の実施
例では、継手150ば、球形ボール152(第2図)を補足し合うソケット16
0に回転自在に取付けたものからなる。継手150により、留め具付は組立体2
00を、すべてボール152の中心で交差する互に直交の3軸線102.104
.106の各々を中心に回転させる。留め具付は組立体200のいくつかのあり
うる位置を第1図に仮想線で示す。シャフト組立体100の基部に近い方の端部
を、器具の長手方向軸線である軸線102を中心に組立体100および200が
更に回転運動できるように作動器組立体20に回転自在に取付けても良い。
継手150および作動器組立体20におけるシャフト組立体100の回転取付は
部以外、シャフト組立体100はその長手方向軸線に対して横方向に実質的に剛
性である。シャフト組立体100は又軸線102と平行に実質的に剛性である。
作動器組立体20ば、基部に近い方のハンドル30と、手動操作可能なりランプ
作動器レバー40と、手動操作可能な留め具作動器レバー60とを有する0作動
器レバー40を作動器組立体20の中へ下方に回動させると、アンビル部品28
0の下方部分を留め具保持部品210に向って引張る。留め具作動器レバー60
をハンドル30に向って強く握ると、留め具保持部品210280に向って末端
の方向に打ち込む、安全掛は金90を第3図に仮想線で示すように、レバー60
から下方に回動させるまでは、留め具作動器レバー60を操作することができな
い。
本装置の構造をより詳細に考える前に、装置の操作全体を概略的に説明すること
にする。装置の最初の状態を第1図、第2図および第8図に示す。留め具付は組
立体200を、所望ならば、軸線102.104.106のうちの任意の1つを
中心に希望量だけ回転させて、留め具付は組立体200が作動器組立体20に対
して希望の角度向きをもつようにする。継手150およびシャフト組立体100
と作動器組立体20との間の回転連結部は好ましくは十分に堅いから、装置の次
の操作中、組立体20.200は、これらが取るどんな相対的角度向きをも維持
する。
留めるべき組wa12はアンビル部品280と留め具保持部品210との間に置
かれる。アンビル部品280の上方部分を第9図に示すように、留め具保持部品
210の対向した上方部分に向って手で移動させ、掛は金ボタン212を末端の
方向に手で押し、その結果、掛は金214がアンビル部品280のキャッチ28
2品210の上方端に対して保持して組織をこれらの部品間に締付は始める。
次の操作段階はクランプ作動器レバー40を第3図に示すように作動器組立体2
0の中へ下向に回動させることである。これは第3図および第10図に示すよう
に、アンビル部品280の下方端を留め具保持組立体210の下方端に向って引
き込む。今や、部品210と280は互に実質的に平行になって組織12をこれ
らの部品の対向表面間にしっかりと締付ける。今や、組織は留められようとして
いる。
留め具を付けるときには、安全掛は金90を第3図に仮想線で示すように下方に
回動させる。次いで、留め具作動器レバー60を、これ又第3図に仮想線で示す
ように、ハンドル30に向って回動させる。これにより、留め具保持組立体21
0は第11図に示すように、複数の金属製外科用ホチキス針202の脚部を組織
12にそしてアンビル部品280に向って同時に或は実質的に同時に打ち込む。
アンビル部品280はホチキス針の脚部の端を折り曲げてホチキス針を組織に固
定する。(金属製ホチキス針がこの装置に採用されているが、グリーンの米国特
許第4,402,445号に示すもののような2部品形プラスチック留め具を変
形例として使用しうろことは理解されよう)。今や、組織留め手順は完了である
。
留めた組織は第12図に示すように、掛は金ボタン212を手で押し上げること
によって装置から取り出される。これにより、掛は金214はキャッチ282を
解放し、これにより、アンビル部品280を留め具保持部品210から回動させ
る。今や、留めた組織を装置から取り出すことができる。
今、装置の内部構造および操作を先ず、第2図を参照して説明すると、クランプ
作動器レバー40は、ピボットビン42によって作動器組立体フレーム22に回
動自在に連結されている。トグルリンク44の一端はビン46によってレバー4
0に回動自在に連結され、他端はビン48によってスライド50に回動自在に連
結されている。スライド50はフレーム22のスロット24に長手方向往復運動
可能に取付けられている(第4図も参照)。レバー40を第2図および第4図に
示すように、作動器組立体20の残部から外に回動させるときには、スライド5
0はスロット24内の末端の方の位置にある。レバー40を第3図に示すように
、作動器組立体20の残部に向って下方に回動させるときには、スライド50は
、スロット24の中で基部に近い方に移動する。レバー40の完全操作位置では
、ビン46はビン42.48を通る直線を僅かに通り過ぎているから、レバー4
0は完全操作位置にとどまるようになる。
第1の横方向に撓む部材110の基部に近い方の端はスライド50に連結される
。部材110は金属ワイヤでも良いし或はケーブルでも良く、ここでは便宜上、
部材110をケーブル110と科する。ケーブル110は、シャフト組立体10
0の長さのほとんどの外側部材である中空管状シャフト120を通過する。ケー
ブル110は又ポール152の長手方向孔154(第7図)を通して留め具付は
組立体200の中へ通る。ケーブル110の末端の方の端はアンビル部品280
に連結される(第5図も参照)。
従って、レバー40を作動器組立体20の残部に向って下方に回動させるときに
は、ケーブル110はアンビル部品280の下方端を留め具保持部品210に向
つて引き入れる。ケーブル110ば横方向に撓むことができるから、ケーブル1
10は継手150の回動を干渉しない。又、ケーブル110は軸線102.10
4.106の交点(第1図)を通過するから、レバー40の操作によって張力状
態を取るときでも、ケーブル110は組立体20および200の相対的な回転向
きを変えない。
第2図に戻ると、留め具作動器レバー60はビン26によってフレーム22に回
動自在に連結されている。安全掛は金90もビン2日によってハンドル30に回
動自在に連結されている。第2の横方向に撓む部材112の基部に近い方の端は
アンカー114でフレーム22に固定的に取付けられている。部材112はケー
ブル110と同様であるのが良く、従ってこれをケーブル112と榊する。ケー
ブル112の基部に近い方の部分は、軸64によってレバー60に回転自在に取
付けられているローラ62のまわりを通る。ローラ62を通過した後、ケーブル
112はシャフト120および継手150を末端方向に通過して留め具保持部品
210の中へ通る。第5図および第8図で最も良くわかるように、ケーブル11
2が留め具保持部品210に入るとき、ケーブル】12はローラ220のまわり
を通る。ローラ220はケーブル112をアンカー222まで向き変えし、この
アンカー222はケーブル112の末端の方の端をカムパー230に連結する。
従うて、レバー60をハンドル30に向って回動させるときには、ケーブル11
2はカムパー230を引き下げる。ケーブル110と同じように、ケーブル11
2は軸線102.104.106の交点を通過し、そして十分に横方向に撓むこ
とができるので、ケーブル112は、レバー60の操作によって張力状態を取る
ときでも継手150の回動を干渉せず、即ち、組立体20と200の相対的な回
転向きを変える。
カムパー230は、ブツシャ作動器部材240の基部に近い方に向いた溝の中に
配置されている(第6図参照)。カムパー230の末端の方の面は部材24Gの
この溝の底に当ってこの底に沿って摺動できる。ブツシャ作動器部材240は留
め具保持部品210の2つの平行な側方に間隔をへたてたフレーム部材250(
第5図)間に配置されている。ブツシャ作動器部材240の末端の方の表面はブ
ツシャ部材260の基部に近い方の端に当り、ブツシャ部材260は、ホチキス
針202の後で、留め具ホルダ270の孔272の中へ延びるブツシャフィンガ
262を有している。
ブツシャ作動器部材240は、ブツシャ部材260によ−、てホチキス針202
が打ち込まれる軸線と実質的に平行に移動するように構成されている。この拘束
は、部材240からフレーム部材250のガイトスロア)252の中へ側方かつ
外方に延びるガイドビン242によって行なわれる。ブツシャ作動器部材240
も又ビン242を中心に回動することができる。
カムパー230がケーブル112によって引き下げられると、カムパー230を
貫通してフレーム部材250のカムスロット254の中へ側方に突出するカムホ
ロワ−ビン232の作動でカムパー230を末端の方向に強制的に移動させる。
カムスロット254は傾斜しているから、カムパー230がケーブル112の運
動に応答して下方に移動すると、カムパー230は末端方向にも移動する。カム
パー230はブツシャ作動器部材240に沿って長手方向に摺動するから、カム
パー230の末端方向の運動だけが部材240に及ぼされる0部材240が末端
方向に移動すると、部材240はブツシャ部材260、従ってホチキス針202
を末端の方向に駆動する。が(して、要素230,232.24o1242.2
50.252.254および260は、ケーブル112の末端の方の端の下方運
動をホチキス針202の末端方向の運動に変換するための装置を構成する。
シャフト組立体10oと作動器組立体2oの相対的回転を可能にするこれらの組
立体間の連結部は第4図で最も良くゎがる。シャツ)120の基部に近い方の端
は、作動器組立体2oの外側シェルの2つの対象の半部70a、70bに形成さ
れている円筒形ソケット80に回転自在に取付けられている。シェル半部7oは
、リベット、接着剤等のような任意適当な手段で互に保持されている。シャフト
120の環状カラー122はソケット8oの環状拡大部82に受け入れられてシ
ャツ)120を作動器組立体2oに対して適確な長手方向位置に保持する。所望
ならば、作動器組立体20に対するシャフト120の回転量をシャフト120の
ストップ124と作動器組立体のシェルフoのストップ84とによって制限する
のが良い。シェル半部70は好ましくは、シャフト120に十分な力で係合して
装置の使用者が確立したシャフト120と作動器組立体20の相対的な角度向き
を摩擦的に維持する。
継手150の詳細な構造を第7図に示す、中空の一般的な截頭円錐形の脚部15
6の末端の方の端にはボールド52が形成されている。中空の円筒形シャンク1
58が脚部156の基部がら基部の方向に延びている。シャンク158はシャフ
ト120の末端の方の端に圧力嵌めされている。ボール152はソケット160
にぴったりと嵌り、その構造は第9図でもっとも良くゎがる。ソケッ)160は
末端の方の座部材162を有し、座部材162は軸224でローラ220を支持
し、かつピン164によってフレーム部材250に固定的に取付けられている(
第7図)、座部材162は中空であり、そして、ボール152の末端の方の端部
分を受け入れるための基部に近い方に向いた環状座面166を有している。座部
材162の円筒形外表面の基部に近い方の部分はねじ山をもっていてカラー17
0を受け入れる。カラー170は環状保持リング172をボール152の表面の
基部に近い方の部分に押しつける。従って、ボール152は座表面166と保持
リング172との間に保持されるが、軸線102.104.106の各々を中心
にこれらの部材に対して回転することができる0表面166および172は好ま
しくは、ボール152に十分な力で係合して組立体20と200の相対的な角度
向きが装置の使用者によってどんなに確立されても摩擦的に維持する。特に好ま
しい実施例では、ボール152はスチールであり、部材162および172はナ
イロンのような熱可塑性材料で作られる。
アンビル部品280は、フレーム部材250の細長いスロット256の中にある
ピン290によって留め具保持部品210に回動自在に連結されている。スロッ
ト256は装置の長手方向軸線と平行に細長く、従って、アンビル部品280は
ピン290を中心に回動することができるとともにスロット256と平行に並進
することができる。アンビル部品280は、アンビル部品280と留め具保持部
品210との間で圧縮される圧縮コイルばね292によって留め具保持部品21
0から遠ざかるように弾性的に付勢されている。掛は金214は、掛は金214
と留め具保持部品210の本体とに作用する圧縮コイルばね216によって、例
えば第8図に示すように、基部の方向に弾性的に付勢されている。
第13図は、シャフト120が長さ方向に弯曲している変形例を示す。その他の
面では、第13図に示す実施例は第1図乃至第32図に示す実施例と同一である
のが良い。
第14図は、シャフト組立体100が、第1図乃至第13図の実施例におけるよ
うに留め具付は部品210の底ではなく留め具付は部品210のほぼ中心で終わ
っているもう1つの変形例を示している。この実施例では、留め具付は部品21
0に、ケーブル110をシャフト組立体100の長さ方向軸線から留め具保持部
品210の底に移送するためのローラ226.22Bがさらに設けられている。
その他の面では全て、第14図の実施例は第1図乃至第12図の実施例か又は第
13図の実施例かのいづれかと同一であるのが良い。
1寺イ(口H61−501826(5)71に71(”+
?!表BU61−50182”6 (7)2も ”110
Claims (10)
- 1.最初は少なくとも1つの外科用留め具を収容した留め具保持部品と、該留め 具保持部品に対して移動でき、留めるべき組織を留め具保持部品との間でクラン プするアンビル部品と、留め具を留め具保持部品から少なくとも一部、クランプ した組織を貫通してアンビル部品まで押し進めるための第1の装置とを有する末 端に近い方の留め具付け組立体と、第1の装置を作動するのに必要な仕事を行な う第2の装置を有する基部に近い方の作動器組立体と、留め具付け組立体と作動 器組立体とを連結し、留め具付け組立体を作動器組立体に対して支持し、そして 、第2の装置の行なう仕事を第1の装置に作動的に伝えるための長さ方向シャフ ト組立体と、 を有し、長さ方向シャフト組立体は留め具付け組立体を作動器組立体に対し、3 本の互いに直交した軸線の各々のまわりに回転させるための継手を有する、 ことを特徴とする外科用留め具付け装置。
- 2.3本の軸線は互いに共通点で交差することを特徴とする請求の範囲第1項記 載の外科用留め具付け装置。
- 3.継手はポールを有し、該ポールはそれと補足し合うソケットの中に回転自在 に設けられていることを特徴とする請求の範囲第2項記載の外科用留め具付け装 置。
- 4.ポール及びソケットは、作動器組立体及び留め具付け組立体が、これら組立 体の移動相対的位置を保とうとするように互いに摩擦係合することを特徴とする 請求の範囲第3項記載の外科用留め具付け装置。
- 5.継手を除き、シャフト組立体は横方向に剛性であることを特徴とする請求の 範囲第1項記載の外科用留め具付け装置。
- 6.第2の装置の行なう仕事は、シャフト組立体の第1の部材の基部に近い方の 運動によって第1の装置に伝えられることを特徴とする請求の範囲第1項記載の 外科用留め具付け装置。
- 7.継手に長さ方向に隣接した第1の部材の部分は、シャフト組立体の長さ方向 軸線に対して横に撓むことができることを特徴とする請求の範囲第6項記載の外 科用留め具付け装置。
- 8.第1の装置は留め具を末端の方向へ押し進め、第1の装置は、第1の部材の 基部に近い方の運動をそれと釣り合った留め具の末端の運動に変換するための第 3の装置を有することを特徴とする請求の範囲第6項記載の外科用留め具付け装 置。
- 9.作動器組立体は、組織をクランプするためにアンビル部品を少なくとも一部 留め具保持部品に対して移動させるのに必要な仕事を行なう第4の装置をさらに 有し、シャフト組立体は、アンビル部品を留め具保持部品に対して移動させて組 織をクランプするために第4の装置の行なう仕事を留め具付け組立体に作動的に 伝えるための第2の部材を有することを特徴とする請求の範囲第1項記載の外科 用留め具付け装置。
- 10.第4の装置の行なう仕事は、第2の部材の基部に近い方の運動によって留 め具付け組立体に伝えられることを特徴とする請求の範囲第9項記載の外科用留 め具付け装置。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/662,677 US4566620A (en) | 1984-10-19 | 1984-10-19 | Articulated surgical fastener applying apparatus |
| US662677 | 1984-10-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61501826A true JPS61501826A (ja) | 1986-08-28 |
| JPH0363376B2 JPH0363376B2 (ja) | 1991-09-30 |
Family
ID=24658717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60504501A Granted JPS61501826A (ja) | 1984-10-19 | 1985-09-30 | 関節式外科用留め具付け装置 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4566620A (ja) |
| EP (1) | EP0198874B1 (ja) |
| JP (1) | JPS61501826A (ja) |
| AU (1) | AU569403B2 (ja) |
| BR (1) | BR8507001A (ja) |
| CA (1) | CA1236745A (ja) |
| DE (1) | DE3581199D1 (ja) |
| GB (1) | GB2182882B (ja) |
| WO (1) | WO1986002255A1 (ja) |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55500420A (ja) * | 1978-07-17 | 1980-07-10 | ||
| JPS58501360A (ja) * | 1981-09-03 | 1983-08-18 | ユナイテツド ステイツ サ−ジカル コ−ポレ−シヨン | 湾曲軸を備えた外科用ステ−プラ装置 |
| US4402444A (en) * | 1981-04-20 | 1983-09-06 | United States Surgical Corporation | Surgical stapling instrument with automatic frame reinforcement |
| JPS58218953A (ja) * | 1982-05-28 | 1983-12-20 | ユナイテツド・ステイツ・サ−ジカル・コ−ポレ−シヨン | 外科用フアスナ−の止着装置 |
| JPS59500949A (ja) * | 1982-05-28 | 1984-05-31 | ユナイテツド ステイツ サ−ジカル コ−ポレ−シヨン | 可撓性シャフトを備えた外科用ホチキス |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US274096A (en) * | 1883-03-13 | Paving material for street-pavements | ||
| DE869527C (de) * | 1951-07-17 | 1953-03-05 | Heinrich C Ulrich | Klammernaehapparat mit gegeneinander verlaufenden Quetschbacken |
| US4354628A (en) * | 1980-09-29 | 1982-10-19 | United States Surgical Corporation | Surgical stapler apparatus having pivotally related staple holder and anvil |
| USD274096S (en) | 1982-02-16 | 1984-05-29 | Shutt George V | Surgical forceps |
| US4473077A (en) * | 1982-05-28 | 1984-09-25 | United States Surgical Corporation | Surgical stapler apparatus with flexible shaft |
| US4488523A (en) * | 1982-09-24 | 1984-12-18 | United States Surgical Corporation | Flexible, hydraulically actuated device for applying surgical fasteners |
-
1984
- 1984-10-19 US US06/662,677 patent/US4566620A/en not_active Expired - Lifetime
-
1985
- 1985-07-24 AU AU45321/85A patent/AU569403B2/en not_active Ceased
- 1985-09-30 EP EP85905151A patent/EP0198874B1/en not_active Expired
- 1985-09-30 JP JP60504501A patent/JPS61501826A/ja active Granted
- 1985-09-30 DE DE8585905151T patent/DE3581199D1/de not_active Expired - Lifetime
- 1985-09-30 GB GB08615610A patent/GB2182882B/en not_active Expired
- 1985-09-30 BR BR8507001A patent/BR8507001A/pt unknown
- 1985-09-30 WO PCT/US1985/001889 patent/WO1986002255A1/en not_active Ceased
- 1985-10-18 CA CA000493368A patent/CA1236745A/en not_active Expired
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55500420A (ja) * | 1978-07-17 | 1980-07-10 | ||
| US4402444A (en) * | 1981-04-20 | 1983-09-06 | United States Surgical Corporation | Surgical stapling instrument with automatic frame reinforcement |
| JPS58501360A (ja) * | 1981-09-03 | 1983-08-18 | ユナイテツド ステイツ サ−ジカル コ−ポレ−シヨン | 湾曲軸を備えた外科用ステ−プラ装置 |
| JPS58218953A (ja) * | 1982-05-28 | 1983-12-20 | ユナイテツド・ステイツ・サ−ジカル・コ−ポレ−シヨン | 外科用フアスナ−の止着装置 |
| JPS59500949A (ja) * | 1982-05-28 | 1984-05-31 | ユナイテツド ステイツ サ−ジカル コ−ポレ−シヨン | 可撓性シャフトを備えた外科用ホチキス |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011200663A (ja) * | 2005-07-26 | 2011-10-13 | Ethicon Endo-Surgery Inc | 外科用ステープリング及び切断デバイスおよびこのデバイスの使用方法 |
| JP2008055165A (ja) * | 2006-08-29 | 2008-03-13 | Ethicon Endo Surgery Inc | 関節連結する湾曲カッターステープラー |
| JP2008055164A (ja) * | 2006-08-29 | 2008-03-13 | Ethicon Endo Surgery Inc | 回転する湾曲カッターステープラー |
| JP2015128616A (ja) * | 2009-05-06 | 2015-07-16 | コヴィディエン リミテッド パートナーシップ | 外科手術用器具のためのピンロック機構 |
| JP2015533311A (ja) * | 2012-10-29 | 2015-11-24 | アエスキュラップ アーゲー | 旋回可能なアンビルを含む吻合器具 |
| US10258338B2 (en) | 2012-10-29 | 2019-04-16 | Aesculap Ag | Anastomosis instrument with pivotable anvil |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3581199D1 (de) | 1991-02-07 |
| EP0198874B1 (en) | 1990-12-27 |
| GB8615610D0 (en) | 1986-07-30 |
| JPH0363376B2 (ja) | 1991-09-30 |
| BR8507001A (pt) | 1987-01-06 |
| GB2182882B (en) | 1988-05-25 |
| EP0198874A4 (en) | 1988-04-18 |
| GB2182882A (en) | 1987-05-28 |
| US4566620A (en) | 1986-01-28 |
| WO1986002255A1 (en) | 1986-04-24 |
| CA1236745A (en) | 1988-05-17 |
| EP0198874A1 (en) | 1986-10-29 |
| AU4532185A (en) | 1986-04-24 |
| AU569403B2 (en) | 1988-01-28 |
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