Guidewire
AssigneeFujikura Ltd.
InventorsKenichi Nakatate, Hitoe Ilkura
Life of this patent
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Abstract
[Problem] To provide a guidewire that has good operability and that can perform procedures efficiently. [Solution to Problem] A guidewire is for guiding insertion of a medical appliance into a subject. The guidewire includes an inserting portion and an observation optical system. The inserting portion has a first part and a second part that has higher flexibility than the first part, and the inserting portion is to be inserted into the subject. The observation optical system is provided to the inserting portion, and the observation optical system is provided for observing inside the subject.
Claims10
A guidewire that is for guiding insertion of a medical appliance into a subject, comprising:
- an inserting portion to be inserted into the subject, the inserting portion having a first part and a second part that has higher flexibility than the first part;
- and
- an observation optical system that is for observing inside the subject, the observation optical system being provided to the inserting portion,
- a helical slit being formed in at least a part of the second part, the helical slit having two or more types of pitch widths,
- the slit being provided with curved incisions at predetermined intervals, the curved incisions each having bending parts.
Dependencies are inferred from the claim text.