They were engaged in an examination and treatment of the Dutch Trading Post officers including the head, and also diagnosed Japanese patients and made medical interchanges with Japanese doctors with permission from Nagasaki Bugyo (an official responsible for administration of Nagasaki) although such activities were limited.
彼らは、オランダ商館長以下、商館員の診察や治療に当たった他、長崎奉行の許可を得て、限定的ながら日本人患者の診断を行ったり、日本人医師との医学的交流を行ったりしていた。