Surgery – Endoscope – Having imaging and illumination means
Reexamination Certificate
2007-07-17
2007-07-17
Leubecker, John P. (Department: 3739)
Surgery
Endoscope
Having imaging and illumination means
C600S160000, C600S167000
Reexamination Certificate
active
11200129
ABSTRACT:
A capsule endoscope is disclosed having an illumination means, an imaging system that includes an objective optical system, and a transparent cover. The invention is characterized by one of: (1) the transparent cover has a larger radius of curvature in a central region of the field of view of the objective optical system than the radius of curvature of the transparent cover in a peripheral region of the field of view of the objective optical system, or (2) the imaging system has a different near point of focus distance for a central region of the field of view than the near point of focus distance of a region that is peripheral to the central region of the field of view and the objective optical system includes a meniscus lens element of positive refractive power and a plano-convex lens element.
REFERENCES:
patent: 4864137 (1989-09-01), Klein
patent: 4932764 (1990-06-01), Simpson, Jr.
patent: 5951464 (1999-09-01), Takahashi et al.
patent: 6038079 (2000-03-01), Michaels
patent: 6134056 (2000-10-01), Nakamuka
patent: 2003/0158503 (2003-08-01), Matsumoto
patent: 2001-91860 (2001-04-01), None
patent: WO 00/76391 (2000-12-01), None
patent: WO 01/65995 (2001-09-01), None
Hasegawa Akira
Matsumoto Shinya
Segawa Hidetake
Suzuki Takayuki
Takizawa Hironobu
Arnold Bruce Y.
Arnold International
Leubecker John P.
Olympus Corporation
LandOfFree
Capsule endoscope does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Capsule endoscope, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Capsule endoscope will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3816280