n. 1  The act or process of dividing. 2  Cell division. 3  The operation of determining how many times one quantity is contained in another; the inverse of multiplication.
Research is looking at implant reconstruction with a tissue expander using a dermal matrix product to cover the implant compared to using skin and muscle to cover the implant. The dermal matrix essentially forms a âslingâ that helps form a pocket and support the lower portion of the implant, holding it in position.
You might have heard of children getting palatal expanders or âspacersâ at a young age. The palatal expander appliance is a specially made device used to widen the upper arch or roof of the mouth. There are several reasons why your orthodontist may recommend widening the upper arch: By widening the upper arch, the upper teeth line up better with the lower teeth, giving the patient a better bite.