Aim of the current study was to assess the efficacy of PRF in comparison to diode laser to promote tissue healing and soft tissue quality after placement of immediate implants.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
16
for the preparation of PRF, A well-trained professional nurse drew 10ml of patient blood from the antecubital vein and transferred it to a test tube without anticoagulant. The blood sample was immediately centrifuged for 10-12 minutes at 3000 rpm. L-PRF was ready to use after centrifugation. PRF membrane was put over the implant and slightly tucked under the soft tissue periphery, then held in place with a figure-of-8 suture by 0.5 proline suture
* A 980 nm diode laser device (BIOLASE) was applied in a circular motion to the blood formed at the socket orifice at a power of 1W for 1 minute with a continuous wave mode, the application was done without touching the pooling blood and with a non-activated tip of the fiber optic. * The laser application cycle was repeated 3-5 times to yield a stable fixed blood clot covering the dental implant with no oozing blood from its periphery.
Faculty of Dentistry, Alexandria University
Alexandria, Egypt
Soft tissue healing
This was done using Landry healing index. It evaluates the parameters of tissue colour, bleeding response to palpation, presence of granulation tissue, characteristics of the incision margins, and the presence of suppuration. The score ranges from 1 (Very poor) to 5 (Excellent).
Time frame: up to 4 weeks
Mid-buccal soft tissue thickness
Measured from the gingival margin to implant platform using a periodontal probe.
Time frame: up to 8 weeks
Mid-crestal soft tissue height
Measured using a periodontal probe passing through soft tissue in the intersection midpoint of both buccolingual and mesiodistal dimensions of the socket till cover screw.
Time frame: up to 8 weeks
Post-operative pain level
This was measured using the Visual Analogue Scale (VAS) that rates pain level on a scale of 0-10 (with 0 meaning no pain at all and 100 meaning the worst possible pain). A VAS questionnaire was given to the subjects and they were asked to select their pain score.
Time frame: 24 hours
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