The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 29, 2009
Filed:
Dec. 05, 2003
Takeshi Yokoi, Hino, JP;
Hironobu Takizawa, Hachioji, JP;
Akio Uchiyama, Saitama, JP;
Kenichi Arai, Shiogama, JP;
Kazushi Ishiyama, Sendai, JP;
Masahiko Sendou, Sendai, JP;
Takeshi Yokoi, Hino, JP;
Hironobu Takizawa, Hachioji, JP;
Akio Uchiyama, Saitama, JP;
Kenichi Arai, Shiogama, JP;
Kazushi Ishiyama, Sendai, JP;
Masahiko Sendou, Sendai, JP;
Olympus Corporation, Tokyo, JP;
Abstract
A capsule medical apparatus inserted in the body cavity includes a spiral projected portion on the outer peripheral surface of a body cavity inserting portion. The pitch, height, and cross section of the projected portion and the like are set to have proper values and shapes suitable to the advance thereof. The body cavity inserting portion has a magnet. An external magnetic guiding device applies a rotating magnetic field to the magnet and the magnetic torque acts on a magnet for rotation. Thus, the medical apparatus stably advances.