U.S., March 27 -- ClinicalTrials.gov registry received information related to the study (NCT06896097) titled 'Ridge Preservation Using Collagen Sponge Alone or Combined with Xenograft: a Clinical and Histological Trial' on Aug. 24, 2022.

Brief Summary: 24 patients had a treatment plan for extraction of non restorable single rooted maxillary tooth and will be subjected to one of three groups after tooth extraction Group (I): including 8 patients, preservation of extraction sockets will be done with combination of collagen sponge and xenograft will be placed on top of the collagen sponge to fill the coronal part of the socket, till crestal bone level and socket sealing will be done with a new layer of collagen sponge(superficial collagen lay...