J-hook headgear safety.
Miethke
Reginald
R
Institute of Orthodontics, Dentofacial Orthopedics, and Pedodontics, CharitéCentrum for Dentistry, Charité - Universitätsmedizin Berlin, Campus Virchow-Klinikum, Augustenburger Platz 1, 13353 Berlin, Germany. rainer-r.miethke@charite.de
D004869:Equipment Safety; D005115:Extraoral Traction Appliances; D005151:Facial Injuries / Q000517:prevention & control; D006801:Humans; D016382:Orthodontic Appliance Design