Artificial stomach
First Claim
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1. A method for postoperatively and non-invasively regulating an artificial stomach, wherein the artificial stomach comprises:
- a food reservoir adapted to collect food,an inlet connected to a first opening of the food reservoir and further being adapted to upstream connect to the patient'"'"'s gastrointestinal tract, andan outlet connected to a second opening of the food reservoir and further being adapted to downstream connect to the patient'"'"'s gastrointestinal tract, the artificial stomach further comprising at least one of;
an inlet valve connected between the patient'"'"'s gastrointestinal tract and the first opening of the food reservoir, anda servo reservoir for regulating the size of the food reservoir, wherein an outer wall encloses both the food reservoir and the servo reservoir, the food reservoir and the servo reservoir being separated by a flexible inner wall, and wherein both a wall of the food reservoir and a wall of the servo reservoir comprise parts of the outer wall and the flexible inner wall, whereinthe method comprises the steps of;
moving food slowly out from the food reservoir into the intestine, step by step in small portions, being a procedure powered by an energy source, the method further comprising at least one of the following steps;
repeating the procedure according to a pre-programmed time-schedule, andrepeating the procedure at least partly controlled by an internal control unit, wherein when controlled by the internal control unit;
getting input to the internal control unit from a sensor sensing any physical parameter of the patient or any functional parameter of the device, andcontrolling the procedure by the internal control unit based on said parameter.
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Abstract
A method for surgically placing an artificial stomach in a patient is disclosed. The artificial stomach for replacing the normal stomach of a patient comprises a food reservoir adapted to collect food, an inlet connected to a first opening of the food reservoir and further being adapted to upstream connect to the patient'"'"'s gastrointestinal tract, and an outlet connected to a second opening of the food reservoir and further being adapted to downstream connect to the patient'"'"'s gastrointestinal tract.
23 Citations
8 Claims
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1. A method for postoperatively and non-invasively regulating an artificial stomach, wherein the artificial stomach comprises:
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a food reservoir adapted to collect food, an inlet connected to a first opening of the food reservoir and further being adapted to upstream connect to the patient'"'"'s gastrointestinal tract, and an outlet connected to a second opening of the food reservoir and further being adapted to downstream connect to the patient'"'"'s gastrointestinal tract, the artificial stomach further comprising at least one of; an inlet valve connected between the patient'"'"'s gastrointestinal tract and the first opening of the food reservoir, and a servo reservoir for regulating the size of the food reservoir, wherein an outer wall encloses both the food reservoir and the servo reservoir, the food reservoir and the servo reservoir being separated by a flexible inner wall, and wherein both a wall of the food reservoir and a wall of the servo reservoir comprise parts of the outer wall and the flexible inner wall, wherein the method comprises the steps of; moving food slowly out from the food reservoir into the intestine, step by step in small portions, being a procedure powered by an energy source, the method further comprising at least one of the following steps; repeating the procedure according to a pre-programmed time-schedule, and repeating the procedure at least partly controlled by an internal control unit, wherein when controlled by the internal control unit; getting input to the internal control unit from a sensor sensing any physical parameter of the patient or any functional parameter of the device, and controlling the procedure by the internal control unit based on said parameter. - View Dependent Claims (2, 4, 7)
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3. The method for postoperatively and non-invasively regulating an artificial stomach, wherein the artificial stomach comprises:
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a food reservoir adapted to collect food, an inlet connected to a first opening of the food reservoir and further being adapted to upstream connect to the patient'"'"'s gastrointestinal tract, and an outlet connected to a second opening of the food reservoir and further being adapted to downstream connect to the patient'"'"'s gastrointestinal tract, the artificial stomach further comprises at least one of; an inlet valve connected between the patient'"'"'s gastrointestinal tract and the first opening of the food reservoir, and a servo reservoir for regulating the size of the food reservoir, wherein an outer wall encloses both the food reservoir and the servo reservoir, the food reservoir and the servo reservoir being separated by a flexible inner wall, and wherein both a wall of the food reservoir and a wall of the servo reservoir comprise parts of the outer wall and the flexible inner wall, wherein the method comprising at least one of the following steps; handling the food mechanically, handling the food chemically, moving the food around in the food reservoir, cutting the food like in an mixer incorporated in the food reservoir, handling the food includes mechanically squeezing the food in the food reservoir, treating the food with chemicals released in the food reservoir, treating the food with an anti-bacterial system, treating the food with chemicals comprising an acid released in the food reservoir, treating with antibacterial treatment into the food reservoir, releasing a liquid into the food reservoir comprised at least one special container, injecting antibacterial treatment in at least one injection port, injecting acid in at least one injection port, injecting cleaning fluid in at least one injection port, injecting fluid visible on x-ray, cutting the food by rotating knifes.
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5. A method for postoperatively and non-invasively regulating an artificial stomach, wherein the artificial stomach comprises:
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a food reservoir adapted to collect food, an inlet connected to a first opening of the food reservoir and further being adapted to upstream connect to the patient'"'"'s gastrointestinal tract, and an outlet connected to a second opening of the food reservoir and further being adapted to downstream connect to the patient'"'"'s gastrointestinal tract, the artificial stomach further comprises at least one of; an inlet valve connected between the patient'"'"'s gastrointestinal tract and the first opening of the food reservoir, and a servo reservoir for regulating the size of the food reservoir, wherein an outer wall encloses both the food reservoir and the servo reservoir, the food reservoir and the servo reservoir being separated by a flexible inner wall, and wherein both a wall of the food reservoir and a wall of the servo reservoir comprise parts of the outer wall and the flexible inner wall, wherein the method comprising the steps of; programming the device from outside the patient'"'"'s body.
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6. A method for postoperatively and non-invasively regulating an artificial stomach, wherein the artificial stomach comprises:
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a food reservoir adapted to collect food, an inlet connected to a first opening of the food reservoir and further being adapted to upstream connect to the patient'"'"'s gastrointestinal tract, and an outlet connected to a second opening of the food reservoir and further being adapted to downstream connect to the patient'"'"'s gastrointestinal tract, the artificial stomach further comprises at least one of; an inlet valve connected between the patient'"'"'s gastrointestinal tract and the first opening of the food reservoir, and a servo reservoir for regulating the size of the food reservoir, wherein an outer wall encloses both the food reservoir and the servo reservoir, the food reservoir and the servo reservoir being separated by a flexible inner wall, and wherein both a wall of the food reservoir and a wall of the servo reservoir comprise parts of the outer wall and the flexible inner wall, wherein the method comprises the steps of; sensing a physical parameter of the patient or a functional parameter of the device, and sending sensing information to an internal control unit adapted for controlling said artificial stomach, or sending sensing information to an internal control unit, an external control unit, or both an external control unit and internal control unit, adapted for regulating a wireless charging of an internal source of energy.
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8. A method for postoperatively and non-invasively charging wirelessly an implanted source of energy of an artificial stomach for indirectly powering the artificial stomach or powering wirelessly directly the artificial stomach, wherein the artificial stomach comprises:
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a food reservoir adapted to collect food, an inlet connected to a first opening of the food reservoir and further being adapted to upstream connect to the patient'"'"'s gastrointestinal tract, and an outlet connected to a second opening of the food reservoir and further being adapted to downstream connect to the patient'"'"'s gastrointestinal tract, the artificial stomach further comprises at least one of; an inlet valve connected between the patient'"'"'s gastrointestinal tract and the first opening of the food reservoir, and a servo reservoir for regulating the size of the food reservoir, wherein an outer wall encloses both the food reservoir and the servo reservoir, the food reservoir and the servo reservoir being separated by a flexible inner wall, and wherein both a wall of the food reservoir and a wall of the servo reservoir comprise parts of the outer wall and the flexible inner wall, wherein the method comprising the steps of providing an external source of energy, controlling the external source of energy to release wireless energy, for at least one of; charging non-invasively the implanted source of energy with the wireless energy, controlling the implanted source of energy from outside the patient'"'"'s body using a feed back signal from an internal control unit, powering wirelessly directly the artificial stomach, and controlling the energy received by an internal energy receiver from outside the patient'"'"'s body using a feed back signal, and wherein, thereby allow to release energy for use in connection with the operation of the artificial stomach.
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Specification