MEDICAL OVERTUBE

A medical overtube to be inserted into a body cavity, the medical overtube including a flexible elongated part having a channel through which an elongated medical device is inserted, and a tubular distal end portion connected to a distal end of the elongated part. The distal end portion includes a f...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	HIGUCHI, Tatsuya
Format:	Patent
Sprache:	eng
Schlagworte:	DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY DIAGNOSIS HUMAN NECESSITIES HYGIENE IDENTIFICATION MEDICAL OR VETERINARY SCIENCE SURGERY
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Beschreibung
Zusammenfassung:	A medical overtube to be inserted into a body cavity, the medical overtube including a flexible elongated part having a channel through which an elongated medical device is inserted, and a tubular distal end portion connected to a distal end of the elongated part. The distal end portion includes a first section having an end opening which forms an opening of the channel, and a second section located next to a base-end side of the first section, and the medical overtube satisfies the Conditional Expressions K1>K2 and K3>K2, where K1 is rigidity of the first section, K2 is rigidity of the second section, and K3 is rigidity of the elongated part.