The aim of this study was to investigate if using lasers instead of scalpel for flap advancement in bone augmentation procedures would reduce post-operative swelling and pain.
Guided bone regeneration (GBR) is a well established method to augment excessive alveolar bone loss before and at the time of implant placement. Primary closure of soft tissue is a prerequisite for successful bone augmentation procedures. Adequate flap advancement is a key factor for tension free primary wound closure. The tension free flap is usually attained by incising the buccal flap using scalpels. However, this procedure, especially in cases with major flap advancement, results in increased patient morbidity after surgery. Swelling and hemorrhage during the first week after surgery have a negative effect on patient's quality of life. Currently, lasers are widely used as a tool for soft tissue management and diode laser appears to be an effective tool for incision and excision of the soft tissue. The major advantageous property of lasers is ablation of tissue together with effective hemostasis, minimal swelling and virtually no pain.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
14
laser-assisted surgery
conventional surgery
Tehran University of Medical Sciences
Tehran, Tehran Province, Iran
Neda Moslemi
Tehran, Tehran Province, Iran
Tehran University of Medical Sciences
Tehran, Tehran Province, Iran
post-operative swelling intensity
Swelling on the operated side was evaluated as follows: 0 (none: no inflammation), 1 (mild: intraoral swelling confined to the surgical field), 2 (moderate: extra oral swelling in the surgical zone), or 3 (intense: extra oral swelling spreading beyond the surgical zone).
Time frame: Within the first 6 days after surgery
post-operative pain intensity
Postoperative pain was measured using a visual analog scale (VAS) ranging from zero for "no pain" to 100 for "the worst possible pain".(questionnaire)
Time frame: Within the first 6 days after surgery
implant success
based on Albrektsson success criteria.
Time frame: 3 months later
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