Hysteroscope having a flexible operation portion
First Claim
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1. A hysteroscope comprising:
- an operation section including a grip and a flexible portion having a following end coupled to the leading end of said grip, said flexible portion being composed of a plurality of articulated ring members, each of said articulated ring members being provided in the circumferential wall thereof with a connecting engagement portion for mutual engagement with its adjoining articulated ring member, said flexible portion being capable of maintaining its bent state as it is;
an insertion section having a following end coupled to the leading end of said flexible portion of said operation section, at least the portion of said insertion section to the following end of said insertion section being formed in the form of a rigid tube portion;
an illumination optical system adapted to send the light transmitted from a light cable coupled to said operation section to an illumination portion provided at the leading end of said inserton section so as to illuminate the part of a patient to be examined; and
,an observation optical system adapted to observe said patient to be examined from an eyepiece portion provided in said operation section through an observation portion provided in the leading end of said insertion section.
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Abstract
A hysteroscope which allows an operator to perform medical treatments in a through-endoscopic manner. The hysteroscope is free to bend between the operation section and insertion section thereof and is capable of maintaining its bent state as it is, so that the operator can perform observations and operations in a comfortable position.
62 Citations
7 Claims
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1. A hysteroscope comprising:
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an operation section including a grip and a flexible portion having a following end coupled to the leading end of said grip, said flexible portion being composed of a plurality of articulated ring members, each of said articulated ring members being provided in the circumferential wall thereof with a connecting engagement portion for mutual engagement with its adjoining articulated ring member, said flexible portion being capable of maintaining its bent state as it is; an insertion section having a following end coupled to the leading end of said flexible portion of said operation section, at least the portion of said insertion section to the following end of said insertion section being formed in the form of a rigid tube portion; an illumination optical system adapted to send the light transmitted from a light cable coupled to said operation section to an illumination portion provided at the leading end of said inserton section so as to illuminate the part of a patient to be examined; and
,an observation optical system adapted to observe said patient to be examined from an eyepiece portion provided in said operation section through an observation portion provided in the leading end of said insertion section. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification