Implantable monitoring probe
First Claim
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1. An implantable gastroesophageal reflux monitor, comprising:
- a streamlined and smooth outer shell, shaped to pass through the gastrointestinal tract and to be excreted in the stool without injury to the gastrointestinal mucosa, the shell comprising;
a securing structure for securing the shell to the wall of the esophagus, such that a portion of the wall of the esophagus is secured within an attachment cavity of the shell, comprising a pin or a clip configured to penetrate the mucosa of the esophagus;
a pH sensor;
a radiofrequency transmitter for transmitting pH data sensed by the pH sensor; and
a power source.
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Abstract
Disclosed is an ambulatory system for monitoring one or more physiological parameters in a body lumen, such as the esophagus. The system includes an implantable probe having a sensor for the physiological parameter and a transmitter for transmitting data to an external receiver. The probe may be used for monitoring any of various physiological parameters, including pH, temperature, and pressure, within the esophagus or other body lumens. Methods and deployment catheters are also disclosed.
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Citations
14 Claims
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1. An implantable gastroesophageal reflux monitor, comprising:
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a streamlined and smooth outer shell, shaped to pass through the gastrointestinal tract and to be excreted in the stool without injury to the gastrointestinal mucosa, the shell comprising; a securing structure for securing the shell to the wall of the esophagus, such that a portion of the wall of the esophagus is secured within an attachment cavity of the shell, comprising a pin or a clip configured to penetrate the mucosa of the esophagus; a pH sensor; a radiofrequency transmitter for transmitting pH data sensed by the pH sensor; and a power source. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A system comprising:
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a monitor comprising; a streamlined and smooth outer shell, shaped to pass through the gastrointestinal tract and to be excreted in the stool without injury to the gastrointestinal mucosa, the shell comprising; a securing structure for securing the shell to the wall of the esophagus, such that a portion of the wall of the esophagus is secured within an attachment cavity of the shell, comprising a pin or a clip configured to penetrate the mucosa of the esophagus; a pH sensor; a radiofrequency transmitter for transmitting pH data sensed by the pH sensor; and a power source; and a receiver configured to be worn by the patient. - View Dependent Claims (12, 13, 14)
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Specification