Method and apparatus for limiting absorption of food products in specific parts of the digestive system is presented. A gastrointestinal implant device is anchored in the pyloric portion of the gastrointestinal system and extends beyond the ligament of Treitz. All food exiting the stomach is funneled through the device. The gastrointestinal device includes an anchor for anchoring the device in the pyloric portion and a flexible sleeve that extents into the duodenum. The anchor is collapsible for endoscopic delivery and removal.

Claims

33 · 2 independent · depth 3

33 granted claims

›1.independentA delivery apparatus for delivering a gastrointestinal device, the apparatus comprising:na gastrointestinal device comprising a tube;a shaft extending…+15

›2.↳ 1The apparatus according to claim 1, wherein the shaft and gastrointestinal device are disposed within a guide tube, the guide tube configured to guide…d2+1

›4.↳ 1The apparatus according to claim 1, wherein the atraumatic element is remotely releasable.d2+2

›7.↳ 1The apparatus according to claim 1, wherein the atraumatic element is attached to a loop which is held by the release mechanism.d2

›8.↳ 1The apparatus according to claim 1, wherein the atraumatic element is larger in diameter than the shaft.d2+1

›10.↳ 1The apparatus according to claim 1, wherein the shaft is a catheter having a lumen therein.d2

›11.↳ 1The apparatus according to claim 1, wherein the shaft has a minimum bend radius of less than 0.5 inches without kinking.d2

›12.↳ 1The apparatus according to claim 1, wherein the moveable element extends along a first lumen in the shaft and a wire extends along a second lumen in t…d2

›13.↳ 1The apparatus according to claim 1, wherein the moveable element extends between the first and second holes through a loop attached to the atraumatic …d2

›14.↳ 1The apparatus according to claim 1, wherein the moveable element extends along a length of the inner shaft and is longitudinally moveable within the s…d2

›15.↳ 1The apparatus according to claim 1, wherein the moveable element is a wire.d2

›16.↳ 1The apparatus according to claim 1, wherein the atraumatic element is released by movement of the moveable element away from the atraumatic element.d2

›17.independentA method of delivering a gastrointestinal device, the method comprising:npassing a shaft through a length of the intestines, the shaft having an atrau…+16

›18.↳ 17The method according to claim 17, wherein the shaft and gastrointestinal device are disposed within a guide tube, the guide tube configured to guide m…d2+1

›20.↳ 17The method according to claim 17, wherein the shaft is disposed within a lumen of the gastrointestinal device.d2

›21.↳ 17The method according to claim 17, wherein the atraumatic element is remotely releasable.d2

›22.↳ 17The method according to claim 17, wherein the atraumatic element comprises a ball.d2

›23.↳ 17The method according to claim 17, wherein the atraumatic element is inflatable.d2

›24.↳ 17The method according to claim 17, wherein the atraumatic element is attached to a loop which is held by the release mechanism.d2

›25.↳ 17The method according to claim 17, wherein the atraumatic element is larger in diameter than the shaft.d2+1

›27.↳ 17The method according to claim 17, wherein the shaft is a catheter having a lumen therein.d2

›28.↳ 17The method according to claim 17, wherein the shaft has a minimum bend radius of less than 0.5 inches without kinking.d2

›29.↳ 17The method according to claim 17, wherein the moveable element extends along a first lumen in the shaft and a wire extends along a second lumen in the…d2

›30.↳ 17The method according to claim 17, wherein the moveable element extends between the first and second holes through a loop attached to the atraumatic el…d2

›31.↳ 17The method according to claim 17, wherein the moveable element extends along a length of the inner shaft and is longitudinally moveable within the sha…d2

›32.↳ 17The method according to claim 17, wherein the atraumatic element is released by movement of the moveable element away from the atraumatic element.d2

›33.↳ 17The method according to claim 17, wherein the gastrointestinal device is delivered through an incision in the stomach.d2

Classifications

9 codes

IPC · International Patent Classification

Section A — Human necessities

A61M5/00

USPC · US Patent Classification

604/8604/8423/1.1523/23.65604/8323/1.11606/10823/1.17

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Pendency

2.0 y

714 days filing → grant

Office actions

non-final + final

Responses

1 RCE

Interviews

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Examiner

Philip R Wiest

art unit 3761 · TC 3700

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Priority chain

2 priority documents

Priority

17 Oct 2003

earliest claimed

›Priority documents — 2

Type	Document	Date
provisional	US 60512145	17 Oct 2003
related publication	US 20120184967 A1	19 Jul 2012

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