Group II. (the control group)
Patients were treated with conventional implant placement without grafting the jumping gap, followed by hand tightening of the provisional restoration. (Fig. 
Immediate implant placement without grafting the jumping gap in the control groupAll patients received postoperative antibiotics orally for 3 days. Patients were instructed to follow oral hygiene measures and to use chlorhexidine 0.2% mouthwash for 2 weeks. All patients were clinically evaluated at 1 week, 2 weeks, 1 month, and 6 months postoperatively.