Piecuch J F, Ponichtera A, Nikoukari H
University of Connecticut.
Int J Oral Maxillofac Surg. 1990 Jun;19(3):147-50. doi: 10.1016/s0901-5027(05)80131-6.
Eleven patients, with a combined total of 14 atrophic edentulous ridges, underwent subperiosteal ridge augmentation with porous hydroxyapatite blocks. Clinical evaluation was continued for 4.5 to 6.5 years. All patients suffered long-term complications. The authors recommend that this material not be used for this purpose in the future.
11名患者，共有14处萎缩性无牙颌牙槽嵴，接受了多孔羟基磷灰石块的骨膜下牙槽嵴增高术。临床评估持续了4.5至6.5年。所有患者均出现长期并发症。作者建议未来不应将该材料用于此目的。
