title: [Critical observations on teflon-piston operation based on personal experiences].
authors.forename: H
authors.initials: H
authors.lastname: Gerlach
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001301:Audiometry, Pure-Tone; D001309:Auditory Threshold; D005205:Fascia / Q000637:transplantation; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009998:Ossicular Prosthesis; D010040:Otosclerosis / Q000601:surgery*; D010043:Outcome and Process Assessment, Health Care; D010046:Oval Window, Ear / Q000601:surgery; D011138:Polytetrafluoroethylene; D011474:Prosthesis Design; D017755:Prosthesis Fitting; D013200:Stapes Mobilization / Q000379:methods*; D013201:Stapes Surgery / Q000379:methods*; D014680:Veins / Q000637:transplantation
chemical_list: D011138:Polytetrafluoroethylene