title: Maximizing control of tip deflection with sound ergonomics: the "left hand shaft grip".
authors.forename: Douglas K
authors.initials: DK
authors.lastname: Rex
mesh_terms: D012090:Cumulative Trauma Disorders / Q000517:prevention & control*; D016099:Endoscopy, Gastrointestinal; D005762:Gastroenterology; D006801:Humans; D013717:Tenosynovitis / Q000209:etiology*; D013933:Thumb / Q000293:injuries*