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The purpose of this work was to assess the technical performance of a three-dimensional surface imaging system for geometric accuracy and maximum field of view. The system was designed for stereophotogrammetry capture of digital images from three-dimensional surfaces of the head, face, and neck. A mannequin head was prepared for imaging by adding texture in… (More)
We report a case of adenosquamous carcinoma that arose in the maxillary alveolus of a 61-year-old woman, metastasized rapidly to submandibular and deep cervical lymph nodes, and caused death in spite of surgery and radiotherapy. Our case highlights the aggressive behavior associated with this tumor when it occurs in the oral cavity and at most other body… (More)
Eighty patients undergoing lower third molar surgery under general anaesthesia were assigned to one of two groups to receive local anaesthetic blockade either 10 min prior to surgery or after surgery just before leaving the operating theatre. Patients in both groups received the local anaesthetic block whilst unconscious. Pain was assessed using visual… (More)
This survey of house officers in the Northern Health and Social Services Board in Northern Ireland demonstrated that they have complaints not just about the number of hours they work. Thirty-nine per cent noted poor standards of food and/or accommodation. Many complained about doing routine "non-medical" work and thought that their working conditions would… (More)
A self retaining apicoectomy retractor suitable for use under local or general anaesthesia in the upper and lower premolar, canine or incisor regions is described. Constructed from an Ash no. 1 rubber dam clamp the device can be cheaply and easily constructed from materials available in most orthodontic or dental laboratories.
A simple variation on the standard 15 degree occipito-mental radiographic projection is described which gives additional information on the site and displacement of fractures of the zygomatic region.