Injectable and Formed Dual-Network Hydrogel Reinforced by Mesoporous Silica Nanoparticles and Loaded with BMP-4 for the Closure and Repair of Skull Defects.

Bone defects are a common and challenging orthopedic problem with poor self-healing ability and long treatment cycles. The difficult-to-heal bone defects cause a significant burden of medical expenses on patients. Currently, biomaterials with mechanical stability, long-lasting action, and osteogenic activity are considered as a suitable way to effectively heal bone defects.

Forefoot Replantation in a 3-Year-Old Boy: Case Report.

Few reports about successful forefoot replantation in children have been published. In this article, we present a case of a 3-year-old boy with severe complete amputation of the left forefoot from a crushed and degloved injury in a motorcycle accident. The replantation was successfully performed, even though total ischemia time lasted 8 hours, of which 4 hours was cold ischemia time.

Supermicrosurgery in fingertip defects-split tibial flap of the second toe to reconstruct multiple fingertip defects: A case report.

Background: Injuries to multiple fingertips pose a significant treatment dilemma. Numerous reconstructive options exist, all with the ultimate goal of restoring function and sensibility to the injured fingertips.

Case Summary: A 24-year-old male suffered injury to multiple fingertips of the right hand, resulting in exposed distal phalanges of the middle, ring, and small fingers.