| http://www.w3.org/ns/prov#value | - In order to solve such a problem as described above, according to the first aspect of the invention, there is provided a suction valve for an endoscope use including a valve casing which is set up in the control portion of the endoscope and is connected with a suction side path having an opening as a suction inlet at the tip distal end of the insertion portion of the endoscope and is also connecte
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