ENDOSCOPE APPARATUS
First Claim
1. An endoscope apparatus, comprising:
- an endoscope insertion unit to be inserted into a body;
a first pipe path, provided in the endoscope insertion unit, for passing an endoscope treating tool;
a second pipe path, provided in the endoscope insertion unit, for supplying gas and a liquid in a tank to the body;
a first gas supply device capable of supplying gas at a predetermined pressure or a predetermined flow rate;
a second gas supply device capable of supplying gas at an optional pressure or an optional flow rate; and
a switch unit, provided between the first pipe path and the second pipe path, and between the first gas supply device and the second gas supply device, for switching supply of gas from one of the first gas supply device and the second gas supply device to one of the first pipe path and the second pipe path.
3 Assignments
0 Petitions
Accused Products
Abstract
A gas supply source for supplying gas and a channel along which the gas is supplied can be easily switched by providing an instrument channel for passing an endoscope treating tool, a gas and water supply channel for supplying carbon dioxide etc. to the inside of a body, a gas supply source for a visceral cavity capable of supplying gas at a predetermined pressure, a gas supply source for a lumen capable of supplying gas at an optional pressure, and a switch device for switching from any of and an instrument channel and a gas and water supply channel to any of the gas supply source for a visceral cavity and the gas supply source for a lumen.
24 Citations
12 Claims
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1. An endoscope apparatus, comprising:
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an endoscope insertion unit to be inserted into a body; a first pipe path, provided in the endoscope insertion unit, for passing an endoscope treating tool; a second pipe path, provided in the endoscope insertion unit, for supplying gas and a liquid in a tank to the body; a first gas supply device capable of supplying gas at a predetermined pressure or a predetermined flow rate; a second gas supply device capable of supplying gas at an optional pressure or an optional flow rate; and a switch unit, provided between the first pipe path and the second pipe path, and between the first gas supply device and the second gas supply device, for switching supply of gas from one of the first gas supply device and the second gas supply device to one of the first pipe path and the second pipe path. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification