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Method and apparatus for treatment of gastro-esophageal reflux disease (GERD)

a gastro-esophageal reflux disease and treatment method technology, applied in the field of gastro-esophageal reflux disease (gerd), can solve the problems of gastro-esophageal reflux disease, relatively little data pointing to the efficacy of lifestyle modification for the treatment of gerd, and more severe problems, so as to encourage gastric emptying

Inactive Publication Date: 2004-09-02
RESHAPE LIFESCIENCES INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

0014] According to a preferred embodiment of the present invention, a method and apparatus are disclosed for treating gastro-esophageal reflux disease of a patient. The method includes stimulating a body organ to accelerate a discharge of contents from a duodenum of a patient to thereby encourage discharge of contents from a stomach of the patient across a pyloric valve of the patient and into the duodenum. The apparatus of the invention includes a signal generator for generating a stimulation signal. A conductor electrically connects the signal generator to the body organ to accelerate a discharge of contents from the duodenum of the patient to encourage gastric emptying.

Problems solved by technology

Frequent reflux episodes may result in a more severe problem known as gastro-esophageal reflux disease (GERD).
While these avoidance strategies may be helpful there is relatively little data pointing to the efficacy of lifestyle modification for the treatment of GERD.
Conventional antacids such as Tums.RTM. and Rolaids.RTM. may, in some patients, produce short-term relief but often have side effects including diarrhea and constipation.
Other drugs have been more effective at controlling GERD but fail to treat underlying causes of the disease and have been proven to be extremely expensive and not readily available to all patients due to such expense.
Notwithstanding multiple attempts at various types of treatment, GERD continues to be a serious disease proving to be difficult to treat by any of the foregoing prior art techniques.

Method used

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  • Method and apparatus for treatment of gastro-esophageal reflux disease (GERD)

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Embodiment Construction

[0017] With reference now to the various drawing figures in which identical elements are numbered identically throughout, a description of the preferred embodiment of the present invention will now be described.

[0018] With initial reference to FIG. 1, a gastric emptying feedback loop is shown schematically for ease of illustration. The feedback loop illustrates a patient's stomach S which is provided with food from the esophagus E. A lower esophageal sphincter LES is shown positioned between the esophagus E and the stomach S. The lower esophageal sphincter normally provides control of reflux of stomach contents into the esophagus E.

[0019] On a proximal or lower end of the stomach S the stomach discharges into the superior duodenum D which is an upper portion of the intestines. The superior duodenum D and the stomach S are separated by a pyloric valve PV which opens to permit gastric emptying from the stomach into the duodenum D.

[0020] Also schematically illustrated in FIG. 1 are ner...

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PUM

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Abstract

GERD is treated through a method and apparatus of stimulating the body organ to accelerate a discharge of contents from the duodenum of the patient to thereby encourage discharge of contents from the stomach of the patient across the pyloric valve and into the duodenum.

Description

I. BACKGROUND OF THE INVENTION[0001] 1. Field of the Invention[0002] This invention pertains to the field of treatment of gastro-esophageal reflux disease (GERD).[0003] 2. Description of the Prior Art[0004] Gastro-esophageal reflux is a physical condition in which stomach acids reflux, or flow back from the stomach into the esophagus. Frequent reflux episodes may result in a more severe problem known as gastro-esophageal reflux disease (GERD). GERD is the most common form of dyspepsia, being present in approximately 40% of adults in the United States on an intermittent basis and some 10% on a daily basis as described in U.S. Pat. No. 6,098,629 Johnson et al., dated Aug. 8, 2000.[0005] As indicated in Johnson et al., dyspepsia, or heartburn is defined as a burning sensation or discomfort behind the breastbone or sternum and is the most common symptom of GERD. Other symptoms of GERD include dysphasia, odynophagia, hemorrhage, water brash and pulmonary manifestations such as asthma, co...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): A61N1/05A61N1/32A61N1/34A61N1/36
CPCA61N1/36007A61N1/36071A61N1/05A61N1/0551A61N1/36053A61N1/3606A61N1/321
Inventor KNUDSON, MARK B.CONRAD, TIMOTHY R.EVNIN, LUKE B.TWEDEN, KATHERINE S.
Owner RESHAPE LIFESCIENCES INC
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