Ursus (genus) Ursus is a genus in the family Ursidae (bears) that includes the widely distributed brown bears, the polar bear, and black bears. The name is derived from the Latin ursus, meaning bear. Species and subspecies of Ursus.
A dry socket is caused by the partial or total loss of a blood clot in the tooth socket after a tooth extraction. Normally, after a tooth is extracted, a blood clot will form as the first step in healing to cover and protect the underlying jawbone. If the blood clot is lost or does not form, the bone is exposed and healing is delayed. In general, a dry socket is a result of bacterial, chemical, mechanical, and physiologic factors.
There seems to be less risk of dry socket during this time. After a wisdom tooth is removed, you may have or notice: 1  Pain and swelling in your gums and tooth socket where the tooth was removed. 2  Bleeding that won't stop for about 24 hours.3  Difficulty with or pain from opening your jaw (trismus).here seems to be less risk of dry socket during this time. After a wisdom tooth is removed, you may have or notice: 1  Pain and swelling in your gums and tooth socket where the tooth was removed. 2  Bleeding that won't stop for about 24 hours.