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354results about "Stomach" patented technology

Indwelling fecal diverting device

Disclosed is an indwelling fecal diverting device. The device comprises an elongate tube formed, at an upper end thereof, with a tubular body part; a pair of fixing balloons attached up and down to an outer surface of the tubular body part such that a clamping portion is defined between the fixing balloons; and a tube opening and closing balloon attached to an inner surface of the tubular body part. An injection passage is defined in the tube so that a remedial liquid can be injected through the injection passage to the outside of the tube to medically treat an anastomosed portion of an intestinal tract of a patient. The indwelling fecal diverting device is fitted into the intestinal tract of the patient, air is supplied into the fixing balloons to inflate them, and the intestinal tract is clamped around the clamping portion using a clamping band.
Owner:YUSHIN MEDICAL +1

Satiation devices and methods

A device for inducing weight loss in a patient includes a tubular prosthesis positionable at the gastro-esophageal junction region, preferably below the z-line. In a method for inducing weight loss, the prosthesis is placed such that an opening at its proximal end receives masticated food from the esophagus, and such that the masticated food passes through the pouch and into the stomach via an opening in its distal end.
Owner:BOSTON SCI SCIMED INC

Methods and apparatus for anchoring within the gastrointestinal tract

The present invention relates to an anchor configured for minimally-invasive implantation and sized to remain securely positioned within at least a portion of the gastrointestinal tract of an animal. The anchor includes a radial spring formed from an elongated resilient member shaped into an annular wave pattern about a central axis. The anchor defines a central lumen and provides an outward radial force, while allowing for substantial flexure about its perimeter. The anchor is generally removable, but can include fasteners, such as barbs, to further secure it to the surrounding anatomy. In some embodiments, the anchor includes a connector coupling a fixed portion to a removable portion. Further, the anchor can be used to secure a medical device within the body, such as a flexible sleeve within the intestine.
Owner:GI DYNAMICS

Bariatric sleeve

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 stomach 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 to the stomach and a flexible sleeve. When implanted within the intestine, the sleeve can limit the absorption of nutrients, delay the mixing of chyme with digestive enzymes, altering hormonal triggers, providing negative feedback, and combinations thereof. The anchor is collapsible for endoscopic delivery and removal.
Owner:GI DYNAMICS

Atraumatic delivery devices

Methods and apparatus for delivering an implant device within the digestive system of an animal are presented. An delivery device includes an outer sheath, or container, for storing a proximal portion of the implant device. The outer sheath is moveable relative to the stored portion of the implant device to release the proximal portion from within the outer sheath. The delivery device also includes an inner sheath defining a lumen therein that extends distal to the outer sheath, a moveable element adapted to secure the distal end of the implant to the inner sheath, and a release mechanism coupled to the moveable element for releasing the distal end of the implant. The device also includes a atraumatic tip, or ball, coupled at its distal end to facilitate guiding the delivery device through the gastrointestinal tract.
Owner:GI DYNAMICS

Anti-obesity devices

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 stomach 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 to the stomach and a flexible sleeve to limit absorption of nutrients in the duodenum. The anchor is collapsible for endoscopic delivery and removal.
Owner:GI DYNAMICS

Atraumatic gastrointestinal anchor

The present invention relates to methods and articles for anchoring within a natural bodily lumen. An anchor is adapted to provide differing radially-outward forces along its length, a securing force and a transitional force. Production of these forces can be controlled by varying a physical property of the anchor, such as its stiffness, thickness, or shape. For example, the stiffness of an elongated anchor can be varied from a relatively soft value at its proximal and distal ends to a relatively stiff value at its center by varying the diameter of wire forming the anchor, thereby tailoring it to an intended application. Such force tailoring can be combined with external barbs and used to reliably anchor other instruments, such as feeding tubes and intestinal sleeves.
Owner:GI DYNAMICS

Intestinal sleeve

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 duodenum and extends beyond the ligament of Treitz. All food exiting the stomach is funneled through the device. The gastrointestinal device includes an anchor for attaching the device to the duodenum and an unsupported flexible sleeve to limit absorption of nutrients in the duodenum. The anchor can include a stent and / or a wave anchor and is collapsible for catheter-based delivery and removal.
Owner:GI DYNAMICS

Methods and devices to curb appetite and/or reduce food intake

The present invention relates to methods and devices that help to curb appetite and / or reduce food intake. In one embodiment, the methods and devices of the present invention include a small intestinal / duodenal insert comprising an elongated member with at least one flow reduction element that can cause the stimulation of one or more biological signals of satiety.
Owner:ENDOSPHERE

Satiation devices and methods

A device for inducing weight loss in a patient includes a tubular prosthesis positionable at the gastro-esophageal junction region, preferably below the z-line. In a method for inducing weight loss, the prosthesis is placed such that an opening at its proximal end receives masticated food from the esophagus, and such that the masticated food passes through the pouch and into the stomach via an opening in its distal end.
Owner:BOSTON SCI SCIMED INC

Methods and devices for placing a gastrointestinal sleeve

Methods and systems for delivering or placing a gastrointestinal implant device into a mammal. The gastrointestinal implant device can be used to limit absorption of food products in specific parts of the digestive system and can include a gastrointestinal sleeve having an anchor portion and a barrier or sleeve portion. The methods include endoluminal delivery of the device.
Owner:GI DYNAMICS

Satiation devices and methods

A device for inducing weight loss in a patient includes a tubular prosthesis self-expandable from a collapsed position in which the prosthesis has a first diameter to an expanded position in which the prosthesis has a second, larger, diameter. In a method for inducing weight loss, the prosthesis is placed in the collapsed position and inserted into a stomach of a patient. The prosthesis is allowed to self-expand from the collapsed position to the expanded position and into contact with the walls of the stomach, where it induces feelings of satiety and / or inhibits modulation of satiety-controlling factors such as Ghrelin.
Owner:BOSTON SCI SCIMED INC

Stomach prosthesis

InactiveUS7037343B2Treating obesityFacilitate expedite mixing breaking downDiagnosticsSurgeryPylorusSmall intestine
An implantable stomach prosthesis is provided for surgically replacing or augmenting all or part of the antrum and / or pylorus of a stomach. The prosthesis controls the passage of food from the stomach to the small intestine. The prosthesis may be configured to churn ingested material and release it from the stomach through a prosthetic pyloric valve. At least one expandable member is arranged to be expanded to control the passage of food and / or to mimic the churning action of a patient's stomach. The prosthesis includes an outer support structure, a flexible inner member forming a conduit for the movement of material, and at least one expandable member located between the outer support structure and inner member. An implantable pump system is provided for inflating and deflating the expandable member(s).
Owner:PYTHON MEDICAL

Bariatric sleeve removal devices

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 stomach 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 to the stomach and a flexible sleeve to limit absorption of nutrients in the duodenum. The anchor is collapsible for endoscopic delivery and removal.
Owner:GI DYNAMICS

Stomach bypass for the treatment of obesity

ActiveUS20110087146A1Reduce and eliminate digestionEliminate digestionStentsOesophagiDigestionStomach bypass
The present application provides devices and methods for inducing weight loss. In particular, the present application provides devices which are secured in the stomach or external to the stomach to reduce digestion and / or absorption of food in accordance with the methods of the invention
Owner:BOSTON SCI SCIMED INC

Methods of treatment using a bariatric sleeve

Methods of treatment using a gastrointestinal implant device removably anchored within an animal's gastrointestinal tract. For example, the implant device includes a collapsible anchor for anchoring the device coupled to a proximal end of a flexible sleeve. The implant device can be anchored within the stomach, within the pyloric orifice, and / or distal to the pylorus and extended into the duodenum. All partially-digested food, or chyme, exiting the stomach is funneled through the device. Methods of treatment include treating obesity by one or more of: limiting the absorption of nutrients within the duodenum; delaying the mixing of chyme with digestive enzymes; alter hormonal triggers; and providing negative feedback. Alternatively or in addition, the desired result includes treating a diseases, such as diabetes, or temporarily shielding a portion of the intestine to promote healing within the intestine.
Owner:GI DYNAMICS INC

Methods of treatment using a bariatric sleeve

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 stomach 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 to the stomach and a flexible sleeve to limit absorption of nutrients in the duodenum. The anchor is collapsible for endoscopic delivery and removal.
Owner:GI DYNAMICS

Bariatric sleeve delivery devices

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 stomach 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 to the stomach and a flexible sleeve to limit absorption of nutrients in the duodenum. The anchor is collapsible for endoscopic delivery and removal.
Owner:GI DYNAMICS

Intestinal sleeve

InactiveUS20060265082A1Reduce twisting and bucklingMinimize traumaSuture equipmentsStentsGastrointestinal deviceInsertion stent
A gastrointestinal implant device is anchored in the duodenum and extends beyond the ligament of Treitz. All food exiting the stomach is funneled through the device. The gastrointestinal device includes an anchor for attaching the device to the duodenum and an unsupported flexible sleeve. The anchor can include a stent and / or a wave anchor and is collapsible for catheter-based delivery and removal.
Owner:GI DYNAMICS

Bariatric device and method

A bariatric device includes a body having a wall defining a lumen, the wall configured to generally conform to the shape and size of at least one chosen from i) the abdominal portion of the esophagus, ii) the esophageal-gastric junction, and iii) the proximal cardiac portion of the stomach, with the wall adapted to exert pressure on the at least one chosen from i) the abdominal portion of the esophagus, ii) the esophageal-gastric junction, and iii) the proximal cardiac portion of the stomach, thereby influencing a neurohormonal feedback mechanism of the patient to cause at least partial satiety by augmenting fullness caused by food and simulating fullness in the absence of food.
Owner:BFKW

Methods and devices for placing a gastrointestinal sleeve

Methods and systems for delivering or placing a gastrointestinal implant device into a mammal. The gastrointestinal implant device can be used to limit absorption of food products in specific parts of the digestive system and can include a gastrointestinal sleeve having an anchor portion and a barrier or sleeve portion. The methods include endoluminal delivery of the device.
Owner:GI DYNAMICS

Methods and devices to curb appetite and/or to reduce food intake

The present invention relates to devices and methods of operating the devices that contribute to curbing appetite and / or reducing food intake. In some embodiments, the methods and devices of the present invention include as intestinal / duodenal insert comprising an elongated member with at least one flow reduction element that can cause the stimulation of one or more biological signals of satiety. Some embodiments of the inserted device are anchored at the duodenal site by an anchoring member residing in the stomach, other embodiments of the device are stabilized at a targeted site by appropriate dimensions of length as well as one or more angled portions of the device that correspond to angled portions of the targeted site in the dodenum. Embodiments of the device exert effects by virtue of physical presence, as well as by more active forms of intervention, including release of bioactive materials and electrical stimulation of neurons.
Owner:ENDOSPHERE

Atraumatic delivery devices

Methods and apparatus for delivering an implant device within the digestive system of an animal are presented. An delivery device includes an outer sheath, or container, for storing a proximal portion of the implant device. The outer sheath is moveable relative to the stored portion of the implant device to release the proximal portion from within the outer sheath. The delivery device also includes an inner sheath defining a lumen therein that extends distal to the outer sheath, a moveable element adapted to secure the distal end of the implant to the inner sheath, and a release mechanism coupled to the moveable element for releasing the distal end of the implant. The device also includes a atraumatic tip, or ball, coupled at its distal end to facilitate guiding the delivery device through the gastrointestinal tract.
Owner:GI DYNAMICS

Intragastric Implant Devices

An intragastric implant comprises an anchor and a therapeutic device or a diagnostic device. The anchor is adapted to extend between the fundus and the pyloric valve of a stomach, to be retained without attachment to the stomach wall, and to anchor the device within the stomach with a relatively stable position and orientation. The therapeutic or diagnostic device is adapted to extend from the esophagus or stomach to the intestines or stomach. The therapeutic or diagnostic device, when extending into the esophagus, will be slidably received through the gastroesophageal junction and, when extending into the intestines, will be slidably received in the pyloric valve.
Owner:IBIS MEDICAL

Bariatric device and method

ActiveUS20100030017A1Effective and invasive mannerEffective and minimally invasiveSuture equipmentsDilatorsCardiac surfaceHeart Part
A bariatric device and method of causing weight loss in a recipient includes providing a bariatric device having an esophageal member, a cardiac member and a connector connected with the esophageal member and the cardiac member. The esophageal member has an esophageal surface that is configured to generally conform to the shape and size of a portion of the esophagus. The cardiac member has a cardiac surface that is configured to generally conform to the shape and size of a portion of the cardiac portion of the stomach. The esophageal surface is positioned at the esophagus. The cardiac surface is positioned at the cardiac portion of the stomach. The bariatric device stimulates receptors in order to influence a neurohormonal mechanism in the recipient.
Owner:BFKW

Resistive anti-obesity devices

A patient is provided with an increased sense of satiety by increasing resistance to the outflow of food from the stomach and through the intestines. Stomach emptying may be slowed with devices implantable within the gastrointestinal tract below the stomach. Implants are preferably removable and can include artificial strictures or apertures that may be adjustable or elastic to vary the rate of stomach emptying. Slowing gastric emptying may induce satiety for a longer period and may therefore reduce food consumption. Many of the embodiments include intestinal sleeves or sleeves, but they need not. The resistor concept may be applied to a simple anchor and resistor without a long sleeve.
Owner:GI DYNAMICS

Obesity treatment

An apparatus for treating obesity comprises a volume filling device formed by at least two segments and is provided and following implantation, the device is placed resting against the stomach wall of the patient to reduce the inner volume of the stomach, thereby affecting the patients appetite.
Owner:FORSELL PETER

Resistive anti-obesity devices

A patient is provided with an increased sense of satiety by increasing resistance to the outflow of food from the stomach and through the intestines. Stomach emptying may be slowed with devices implantable within the gastrointestinal tract below the stomach. Implants are preferably removable and can include artificial strictures or apertures that may be adjustable or elastic to vary the rate of stomach emptying. Slowing gastric emptying may induce satiety for a longer period and may therefore reduce food consumption. Many of the embodiments include intestinal sleeves or sleeves, but they need not. The resistor concept may be applied to a simple anchor and resistor without a long sleeve.
Owner:GI DYNAMICS
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