Dental products - Market research

Dental X-Ray Products This project would be best suited to someone in the dental profession in the UK. The personal preference of the author is also of great interest, as are the opinions of any colleagues. What accessories / products / solutions are available in the UK market to assist the radiologist / dentist when taking dental x-rays? specifically: Digital X-Ray Sensor (CCD) holders / positioners Phosphor Image Plate (PSP) holders / positioners Film holders / positioners Hygiene sheaths / barriers for digital sensors / PSP plates Which companies sell which products? How economical are these products? Are the holders disposable or autoclavable for example? What barrier options are available and at what price? What is the most economical and efficient means of positioning and protecting sensors / image plates when taking dental x-rays?