Endoscope
First Claim
Patent Images
1. An endoscope, comprising:
- an insertion tube which can be inserted into a human body;
an imaging device;
an object optical system which forms an image on the imaging device;
a detachable unit accommodating the imaging device and the object optical system and having a first surface;
a mounting portion provided on a tip of the insertion tube, to which the detachable unit is detachably mounted, the mounting portion having a second surface which mates with the first surface of the detachable unit when the detachable unit is mounted;
at least one first contact formed on the first surface of the detachable unit; and
at least one second contact formed on the second surface of the mounting portion;
wherein the first and second contacts are electrically connected when the detachable unit is mounted to the mounting portion;
wherein the second surface is curved so that the second surface is elastically deformed when the detachable unit is mounted to the mounting portion, andwherein the second contact is urged against the first contact, ensuring the connection between the first and second contacts.
1 Assignment
0 Petitions
Accused Products
Abstract
An endoscope includes a insertion tube which is inserted into a human body, an imaging device, an object optical system which forms image on the imaging device, a detachable unit accommodating the imaging device and the object optical system. The detachable unit is detachably mounted to a mounting portion of the insertion tube. At least one first contact is provided to the detachable unit. At least one second contact is provided to the mounting portion. The first and second contacts are electrically connected when the detachable unit is mounted to the mounting portion. A waterproof arrangement is provided to prevent water from entering a connecting potion of the first and second contacts.
-
Citations
41 Claims
-
1. An endoscope, comprising:
-
an insertion tube which can be inserted into a human body; an imaging device; an object optical system which forms an image on the imaging device; a detachable unit accommodating the imaging device and the object optical system and having a first surface; a mounting portion provided on a tip of the insertion tube, to which the detachable unit is detachably mounted, the mounting portion having a second surface which mates with the first surface of the detachable unit when the detachable unit is mounted; at least one first contact formed on the first surface of the detachable unit; and at least one second contact formed on the second surface of the mounting portion; wherein the first and second contacts are electrically connected when the detachable unit is mounted to the mounting portion; wherein the second surface is curved so that the second surface is elastically deformed when the detachable unit is mounted to the mounting portion, and wherein the second contact is urged against the first contact, ensuring the connection between the first and second contacts. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
-
-
15. An endoscope, comprising:
-
an insertion tube which can be inserted into a human body; an imaging device; an object optical system which forms an image on the imaging device; a mounting portion provided on a tip of the insertion tube and having a hole; a detachable unit accommodating the imaging device and the object optical system, the detachable unit being detachably mounted to the mounting portion; a protrusion that extends from the detachable unit and received by the hole of the mounting portion when the detachable unit is mounted to the mounting portion; at least one ring-shaped first contact surrounding the protrusion; and at least one second contact formed on an inner surface of the hole of the mounting portion, wherein the ring-shaped first contact and second contact are electrically connected when the detachable unit is mounted to the mounting portion. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
-
-
26. An endoscope comprising:
-
an insertion tube which can be inserted into a human body; an imaging device; an object optical system which forms an image on the imaging device; a detachable unit accommodating the imaging device and the object optical system, and having a hole; a mounting portion provided on a tip of the insertion tube, to which the detachable unit is detachably mounted; a fiber support pipe extending from the mounting portion and received by the hole of the detachable unit when the detachable unit is mounted to the mounting portion, the fiber support pipe accommodating a fiber bundle carrying illumination light; at least one first contact provided on an inner surface of the hole of the detachable unit; and at least one second contact formed on an outer surface of the fiber support pipe; wherein the first and second contacts are electrically connected when the detachable unit is mounted to the mounting portion. - View Dependent Claims (27, 28, 29, 30, 31)
-
-
32. An endoscope, comprising:
-
an insertion tube which can be inserted into a human body; an imaging device; an object optical system which forms an image on the imaging device; a detachable unit accommodating the imaging device and the object optical system and having a hole along the central longitudinal axis of the detachable unit; a mounting portion provided on a tip of the insertion tube, to which the detachable unit is detachably mounted; a fiber support pipe extending from the mounting portion and aligned with the central longitudinal axis of the mounting portion, the fiber support pipe accommodating a fiber bundle for carrying illumination light and being inserted into the hole of the detachable unit when the detachable unit is mounted to the mounting portion; at least one first contact provided to the detachable unit; and at least one second contact provided on the mounting portion, wherein the first and second contacts are electrically connect when the detachable unit is mounted to the mounting portion. - View Dependent Claims (33, 34, 35)
-
-
36. An endoscope, comprising:
-
an insertion tube which can be inserted into a human body; an imaging device; an object optical system which forms an image on the imaging device; a mounting portion provided on a tip of the insertion tube and having a recess that has a first side wall extending in a direction in which the detachable unit is mounted to the mounting portion; a detachable unit accommodating the imaging device and the object optical system and detachably mounted to the mounting portion, the detachable unit having a rear portion that has a second side wall extending in a direction in which the detachable unit is mounted to the mounting portion and is received by the recess when mounted; at least one first contact formed on the outer surface of the second side wall of the rear portion; and at least one second contact formed on the inner surface of the first side wall of the recess; wherein the first and second contacts are electrically connected when the detachable unit is mounted to the mounting portion. - View Dependent Claims (37, 38, 39, 40, 41)
-
Specification