JP5085190B2 - 吸収性胃制限装置および方法 - Google Patents
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Description
本発明は、例えば、胃制限手術の際に、組織を取り付けるための手術装置および方法に関する。
病的肥満は、米国および他の国で広く広まってきている深刻な病状であり、その傾向は、悲観的な方向に進んでいるようである。病的肥満に関連した合併症には、寿命を大幅に縮める、高血圧、糖尿病、冠動脈疾患、脳卒中、うっ血性心不全、多数の整形外科的問題、および肺動脈弁閉鎖不全が含まれる。病的肥満に関連した金銭的および物理的コストは相当である。実際、肥満に関連したコストは、米国単独で、1000億ドルを超えると推定される。
本発明は、胃の制限などの様々な外科処置の際に対向した組織表面を互いに取り付けるための様々な装置および方法を提供する。一実施形態では、遠位端部に取り外し可能にエンドエフェクタが結合されたシャフトを有する胃制限装置を提供する。エンドエフェクタは、このエンドエフェクタに解放可能に結合された複数のセグメントと、組織を内部に受容するように構成された、これらのセグメントを通って延在する前溝および後溝を含む。使用の際、エンドエフェクタは、内部に複数のファスナーを受容し、かつ各溝内に配置された組織に係合するようにファスナーを取り付けて、前溝内の組織と後溝内の組織とを結合するように構成されている。
ここに開示する方法および装置の構造、機能、製造、および使用の原理を完全に理解できるように、特定の例示的な実施形態を説明する。これらの実施形態の1または複数の例が、添付の図面に例示されている。当業者であれば、具体的にここに開示し、添付の図面に例示されている装置および方法は、非限定目的の例示的な実施形態であり、本発明の範囲は、添付の特許請求の範囲によってのみ規定される。ある例示的な実施形態に関連して例示または説明する特徴は、他の実施形態の特徴と組み合わせることができる。このような改良形態および変更形態は、本発明の範囲内に含まれるものとする。
(1)内視鏡胃制限装置において、
遠位端部にエンドエフェクタが取り外し可能に結合されたシャフトであって、互いに解放可能に結合された複数のセグメントを備え、これらのセグメントが、内部に組織を受容するように構成された、これらのセグメントを通って延在する前溝および後溝を含む、シャフトと、
前記前溝および後溝内に配置された組織に係合するように構成された、前記エンドエフェクタ内に配置された複数のファスナーと、
を含む、装置。
(2)実施態様(1)に記載の装置において、
各ファスナーは、前記前溝内に配置された組織に係合するように位置付けられた前部分、および前記後溝内に配置された組織に係合するように位置付けられた後部分を含む、装置。
(3)実施態様(2)に記載の装置において、
前記各ファスナーの前記前部分は、組織に刺入して係合するように構成された対向した脚を有する実質的にC型であり、
前記各ファスナーの前記後部分は、組織に刺入して係合するように構成された対向した脚を有する実質的にC型であり、
前記前部分と前記後部分とが互いに結合されている、装置。
(4)実施態様(1)に記載の装置において、
前記複数のセグメントを解放可能に結合するために前記エンドエフェクタを通って延在する少なくとも1つの発射バー、
をさらに含む、装置。
(5)実施態様(4)に記載の装置において、
前記少なくとも1つの発射バーは、前記複数のファスナーが、前記溝内に配置された組織に刺入して係合できるように、前記エンドエフェクタ内に配置された前記複数のファスナーを解放するように構成されている、装置。
前記各ファスナーは、前記前溝内の組織に係合するように構成された前部分、および前記後溝内の組織に係合するように構成された後部分を含み、
前記エンドエフェクタは、前記ファスナーの前記前部分を解放するように構成された第1の発射バー、および前記ファスナーの前記後部分を解放するように構成された第2の発射バーを含む、装置。
(7)実施態様(1)に記載の装置において、
前記エンドエフェクタを前記シャフトに移動可能に結合する関節動作機構、
をさらに含み、
前記関節動作機構は、前記エンドエフェクタを、前記シャフトと実質的に整列する第1の挿入位置から、前記シャフトの長さ方向軸に対して所定の角度をなす第2の作動位置まで移動させるように構成されている、装置。
(8)実施態様(1)に記載の装置において、
前記複数のセグメントは、生体吸収性材料から形成されている、装置。
(9)実施態様(1)に記載の装置において、
前記各溝には、内部に組織を吸引するために複数の吸引ポートが形成されている、装置。
(10)外科手術のために実施形態(1)に記載の器具を処理するための方法において、
(a)実施形態(1)に記載の装置を用意するステップと、
(b)前記装置を滅菌するステップと、
(c)前記装置を滅菌容器内に保管するステップと、
を含む、方法。
組織を受容するために相反関係にある前溝および後溝が形成された、細長い構造のエンドエフェクタと、
前記エンドエフェクタ内に配置された複数のファスナーであって、前記各ファスナーが、前記前溝内に配置される組織を係合するように構成された前部分、および前記後溝内に配置される組織に係合するように構成された後部分を含み、これにより、前記前溝内に配置される前記組織と前記後溝内に配置される前記組織とを結合する、複数のファスナーと、
を含む、装置。
(12)実施態様(11)に記載の装置において、
前記エンドエフェクタは、解放可能に結合された複数のセグメントを含む、装置。
(13)実施態様(12)に記載の装置において、
前記各セグメントは、内部に配置された前記複数のファスナーの1つを含む、装置。
(14)実施態様(12)に記載の装置において、
前記複数のセグメントは、内部を通って延在する少なくとも1つの発射バーによって解放可能に結合されている、装置。
(15)実施態様(14)に記載の装置において、
前記少なくとも1つの発射バーは、前記複数のセグメントからスライドして取り外され、これにより前記複数のセグメントを前記エンドエフェクタから解放して分離するように構成されている、装置。
前記少なくとも1つの発射バーは、前記複数のファスナーが前記前溝および前記後溝内に配置される組織に係合できるように、前記エンドエフェクタ内に配置された前記複数のファスナーを解放するように構成されている、装置。
(17)実施態様(11)に記載の装置において、
前記複数のファスナーの第1の部分を解放するように構成された、前記エンドエフェクタ内に取り外し可能に配置された第1の発射バーと、
前記複数のファスナーの第2の部分を解放するように構成された、前記エンドエフェクタ内に取り外し可能に配置された第2の発射バーと、
をさらに含む、装置。
(18)実施態様(11)に記載の装置において、
前記各ファスナーは、前クリップ、および前記前クリップに結合された後クリップを含む、装置。
(19)実施態様(11)に記載の装置において、
前記エンドエフェクタは、経腔的に導入されるように構成された細長い挿入シャフトの遠位端部に移動可能に結合されている、装置。
(20)実施態様(11)に記載の装置において、
内部に組織を吸引するために前記各溝内に形成された複数の吸引ポート、
をさらに含む、装置。
前記エンドエフェクタは、
前記溝の第1の側壁に形成された複数の吸引ポートを介して吸引するように構成された第1の吸引チューブ、および、
前記溝の第2の反対側の側壁に形成された複数の吸引ポートを介して吸引するように構成された第2の吸引チューブ、
を含む、装置。
(22)実施態様(11)に記載の装置において、
前記複数のセグメントは、吸収性材料から形成されている、装置。
(23)実施態様(11)に記載の装置において、
前記エンドエフェクタは、腔内への挿入を容易にするためにテーパ状遠位端部を含み、前記遠位端部は、吸収性材料から形成されている、装置。
(24)実施態様(11)に記載の装置を再生するための方法において、
再使用のための前記装置の準備として、前記装置の少なくとも一部を取り外して交換するステップ、
を含む、方法。
(25)組織を固定するための方法において、
固定される前側組織と後側組織との間にエンドエフェクタを位置付けるステップと、
前記エンドエフェクタ内に配置された複数のファスナーを送り出して、前記各ファスナーを前記前側組織および前記後側組織に係合させるステップと、
を含む、方法。
前記ファスナーを含む前記エンドエフェクタの少なくとも一部を、前記エンドエフェクタに結合された細長いシャフトから解放するステップ、
をさらに含む、方法。
(27)実施態様(26)に記載の方法において、
前記エンドエフェクタは、内部を通って延在する少なくとも1つの発射バーによって結合された複数のセグメントを含み、
前記少なくとも1つの発射バーが、前記エンドエフェクタからスライドさせて取り外され、これにより、前記セグメントが前記エンドエフェクタから解放される、方法。
(28)実施態様(25)に記載の方法において、
前記複数のファスナーは、前記エンドエフェクタを通って延在する前記少なくとも1つの発射バーを取り外すことによって送り出される、方法。
(29)実施態様(28)に記載の方法において、
前記少なくとも1つの発射バーを取り外す前記ステップは、前記エンドエフェクタをこのエンドエフェクタに結合された細長い挿入シャフトから解放するのに効果的である、方法。
(30)実施態様(25)に記載の方法において、
第1の発射バーを前記エンドエフェクタからスライドさせて取り外して、前記各ファスナーの前部分を解放し、第2の発射バーを前記エンドエフェクタからスライドさせて取り外して、前記各ファスナーの後部分を解放し、前記各ファスナーの前記前部分を前記前側組織に係合させ、前記各ファスナーの前記後部分を前記後側組織に係合させることにより、前記複数のファスナーを送り出す、方法。
前記エンドエフェクタを配置する前記ステップは、
前記エンドエフェクタ内に形成された前溝内に前記前側組織を吸引するステップ、および、
前記エンドエフェクタ内に形成された後溝内に前記後側組織を吸引するステップを、
さらに含む、方法。
(32)実施態様(25)に記載の方法において、
少なくとも1回使用した後に前記装置を滅菌するステップ、
をさらに含む、方法。
Claims (9)
- 内視鏡胃制限装置において、
遠位端部にエンドエフェクタが取り外し可能に結合されたシャフトであって、互いに解放可能に結合された複数のセグメントを備え、これらのセグメントが、内部に組織を受容するように構成された、これらのセグメントを通って延在する前溝および後溝を含む、シャフトと、
前記前溝および後溝内に配置された組織に係合するように構成された、前記エンドエフェクタ内に配置された複数のファスナーと、
を含む、装置。 - 請求項1に記載の装置において、
各ファスナーは、前記前溝内に配置された組織に係合するように位置付けられた前部分、および前記後溝内に配置された組織に係合するように位置付けられた後部分を含む、装置。 - 請求項2に記載の装置において、
前記各ファスナーの前記前部分は、組織に刺入して係合するように構成された対向した脚を有する実質的にC型であり、
前記各ファスナーの前記後部分は、組織に刺入して係合するように構成された対向した脚を有する実質的にC型であり、
前記前部分と前記後部分とが互いに結合されている、装置。 - 請求項1に記載の装置において、
前記複数のセグメントを解放可能に結合するために前記エンドエフェクタを通って延在する少なくとも1つの発射バー、
をさらに含む、装置。 - 請求項4に記載の装置において、
前記少なくとも1つの発射バーは、前記複数のファスナーが、前記溝内に配置された組織に刺入して係合できるように、前記エンドエフェクタ内に配置された前記複数のファスナーを解放するように構成されている、装置。 - 請求項4に記載の装置において、
前記各ファスナーは、前記前溝内の組織に係合するように構成された前部分、および前記後溝内の組織に係合するように構成された後部分を含み、
前記エンドエフェクタは、前記ファスナーの前記前部分を解放するように構成された第1の発射バー、および前記ファスナーの前記後部分を解放するように構成された第2の発射バーを含む、装置。 - 請求項1に記載の装置において、
前記エンドエフェクタを前記シャフトに移動可能に結合する関節動作機構、
をさらに含み、
前記関節動作機構は、前記エンドエフェクタを、前記シャフトと実質的に整列する第1の挿入位置から、前記シャフトの長さ方向軸に対して所定の角度をなす第2の作動位置まで移動させるように構成されている、装置。 - 請求項1に記載の装置において、
前記複数のセグメントは、生体吸収性材料から形成されている、装置。 - 請求項1に記載の装置において、
前記各溝には、内部に組織を吸引するために複数の吸引ポートが形成されている、装置。
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US11/420,368 US7635373B2 (en) | 2006-05-25 | 2006-05-25 | Absorbable gastric restriction devices and methods |
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US (1) | US7635373B2 (ja) |
EP (1) | EP1859746B1 (ja) |
JP (1) | JP5085190B2 (ja) |
CN (1) | CN101077311B (ja) |
AT (1) | ATE430518T1 (ja) |
AU (1) | AU2007202338B2 (ja) |
BR (1) | BRPI0704514B8 (ja) |
CA (1) | CA2590320C (ja) |
DE (1) | DE602007001050D1 (ja) |
HK (1) | HK1113298A1 (ja) |
MX (1) | MX2007006296A (ja) |
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DE602007001050D1 (de) | 2009-06-18 |
CA2590320C (en) | 2015-03-24 |
BRPI0704514A (pt) | 2008-04-22 |
CA2590320A1 (en) | 2007-11-25 |
US20070276411A1 (en) | 2007-11-29 |
CN101077311B (zh) | 2011-05-25 |
MX2007006296A (es) | 2008-12-12 |
AU2007202338B2 (en) | 2012-09-13 |
US7635373B2 (en) | 2009-12-22 |
HK1113298A1 (en) | 2008-10-03 |
EP1859746B1 (en) | 2009-05-06 |
CN101077311A (zh) | 2007-11-28 |
AU2007202338A1 (en) | 2007-12-13 |
JP2007313325A (ja) | 2007-12-06 |
EP1859746A1 (en) | 2007-11-28 |
BRPI0704514B8 (pt) | 2021-06-22 |
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