Words to Describe appliances

How appliances often is described ("________ appliances")

• intraoral
• useful
• modern
• electronic
• smart
• scientific
• necessary
• medical
• primitive
• automatic
• made
• rude
• various
• saving
• improved
• prosthetic
• burning
• small
• latest
• safe
• suitable
• surgical
• stainless
• orthopedic
• artificial
• costly
• auxiliary
• mechanical
• defective
• usual
• sanitary
• fixed
• optical
• expensive
• oral
• fighting
• portable
• electrical
• domestic
• removable
• functional
• protective
• dental
• using
• fired
• proper
• orthodontic
• date
• residential
• efficient
• special
• other
• ingenious
• major
• elaborate
• orthopaedic
• technical
• electric