Treatment instrument insertion tool
AssigneeOlympus Corporation
InventorsFuminori WAKE, Yuki HOSHINO, Seiko HAMADA
Life of this patent
Estimating the term…
Abstract
A treatment instrument insertion tool includes a tubular treatment instrument guide portion, configured to guide a treatment instrument into an insertion portion of an insertion device via a treatment instrument insertion port, a guide portion body freely attachably/detachably provided in a region of the insertion portion located outside a subject when the insertion portion is inserted into the subject, and a film member including a hole that allows insertion of the treatment instrument, water-tightly engaging with the treatment instrument when the treatment instrument is inserted into the hole, and being formed of a material freely expandable/contractible and restricting permeation of a liquid.
Claims9
A treatment instrument insertion tool attached to an insertion portion of an insertion device inserted into a subject, configured to allow insertion of a treatment instrument into the insertion portion, the treatment instrument insertion tool comprising:
- a tubular treatment instrument guide portion, an end of which is connectable to a treatment instrument insertion port of the insertion device, configured to guide the treatment instrument into the insertion portion via the treatment instrument insertion port;
- a guide portion body freely attachably/detachably provided in a region of the insertion portion located outside the subject when the insertion portion of the insertion device is inserted into the subject, one end of the treatment instrument guide portion being connected to the guide portion body, and the guide portion body comprising an insertion port of the treatment instrument with respect to the treatment instrument guide portion;
- and
- a film member fixed to one end of the guide portion body in a connection region between the one end of the treatment instrument guide portion and the guide portion body, the film member comprising a hole that allows insertion of the treatment instrument, water-tightly engaging with the treatment instrument when the treatment instrument is inserted into the hole, and being formed of a material freely expandable/contractible and restricting permeation of a liquid.
Dependencies are inferred from the claim text.