The main aim of this study was to evaluate clinically the effect of laser photocoagulation in comparison to the non-resorbable dense polytetrafluroethylene (dPTFE) membrane on the soft tissue healing during socket preservation with bovine bone xenograft.
The study was designed as randomized, controlled, clinical trial. patients who were undergoing tooth extraction and socket preservation were divided into two groups: Group I:980 nm Diode laser was used to seal the socket by photocoagulation .Group II : a non-resorbable dPTFE was used to seal the socket and stabilized by suturing to the soft tissue margins of the socket All patients were clinically and radiographically evaluated at the baseline and on the second , third and fourth weeks postoperatively.Then recalled after 4 months for the final radiographic examination.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
36
tooth extraction followed by socket grafting with bovine bone xenograft and finally sealed using 980 nm diode laser photocoagulation applied in a non-contact mode with a poer output of 1 watt in a continuous wave mode for 3-5 minutes
tooth extraction followed by socket grafting with bovine bone xenograft and finally sealed by a non-resorbable dPTFE membrane that is stabilized by suturing to the soft tissue margins of the socket
Faculty of dentistry,Alexandria University
Alexandria, Egypt
Soft tissue healing (the changes in the soft tissue color throughout the first month)
clinical examination and scoring according to Landry healing index. A score of 1 to 5 was given to the surgical site indicating the improvement of the nature of the soft tissue . A score of 1 meaning the least healing and 5 being excellent healing.
Time frame: at 2nd, 3rd and 4th week
soft tissue thickness in millimeters.
The thickness of the soft tissue in the center of the socket was measured at the baseline and after 4 months on the cone beam computed tomoghraph using the ruler tool to measure the thickness in millimeters.
Time frame: 4 months
Bone width and height measured in millimeters
bone dimensions were measured on the baseline cone beam computed tomograph and after 4 months also on the recall cone beam computed tomograph.
Time frame: 4 months
pain score on the visual analogue scale (VAS)
Pain was measured on the first , forth and seventh day postoperatively. The visual analogue scale comprises a scale graded from 1 to 100 to express the pain on a a ruler the the patient uses to point out the pain score visually with 0 meaning no pain and 100 meaning maximum pain.
Time frame: 1 week
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