we inject I-PRF and Hyaluronic Acid inside the human TMJ with internal derangement after arthrocentesis, and follow-up is made to evaluate the effect of this treatment.
This study was made to evaluate the efficacy of injectable Platelet Rich Fibrin (I-PRF) with Hyaluronic Acid (HA) injection after arthrocentesis in treatment of Temporomandibular joint Internal Derangement. The study was conducted on 30 patients whose ages ranged from 18 to 40 years, presented with impaired jaw function, limited mouth opening, Pain during joint movement and clicking. TMJ internal derangement was verified by preoperative MRI. Patients with MPDS only, systemic debilitating disease, previous surgery in the TMJ, previous arthrocentesis, previous trauma to the joint were excluded from the study. Control group: 15 cases were treated by arthrocentesis then injection of 1ml of Hyaluronic acid (HA). Study group: 15 cases were treated by arthrocentesis then injection of 0.5ml of Hyaluronic acid (HA) and 0.5ml of injectable platelet rich fibrin (I-PRF). Clinical assessment of pain by VAS, clicking as present or not, maximum mouth opening in millimeters, right and left lateral movements and protrusive movements was done preoperatively and postoperatively at 1,3,6 months. MRI assessment was done preoperatively and 6 months postoperatively.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
30
For the control group: 1mm of the drug was injected into the joint. For the study group: 0.5mm of the drug was injected into the joint.
Only given for the study group: 0.5mm of I-PRF was injected into the joint.
Faculty of Dentistry, Suez Canal University
Ismailia, Egypt
Maximum mouth opening
was measured in millimeters using a ruler or digital caliper. It is the vertical distance between the incisal edges of upper and lower central incisors at maximum opening while the patients were instructed to set in an upright position in a dental chair.
Time frame: immediate preoperative then 1, 3 and 6 months postoperatively
Lateral to Right movement
was measured in millimeters using a ruler or digital caliper. It is the horizontal distance between the maxillary and the mandibular midlines with the teeth slightly separated and the mandible moved towards the right side.
Time frame: immediate preoperative then 1, 3 and 6 months postoperatively
Lateral to Left movement
was measured in millimeters using a ruler or digital caliper. It is the horizontal distance between the maxillary and the mandibular midline with the teeth slightly separated and the mandible moved towards the left side.
Time frame: immediate preoperative then 1, 3 and 6 months postoperatively
Protrusive movement
was measured in millimeters using a ruler or digital caliper. It is the distance from midpoint of incisal edge of maxillary incisors to midpoint of incisal edge of the mandibular incisors during mandibular protrusion.
Time frame: immediate preoperative then 1, 3 and 6 months postoperatively
Joint Clicking
was measured in terms as present or absent by hearing and palpation over each joint during opening and closing jaw movements.
Time frame: immediate preoperative then 1, 3 and 6 months postoperatively
Joint Pain
was measured in a score from 0 to 10 using the visual analogue scale \[VAS\] over the TMJ area. \[ 0 is given when there is no pain, 1-3 mild pain, 4-6 moderate pain, 7-9 severe pain, 10 the worst pain\].
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Time frame: immediate preoperative then 1, 3 and 6 months postoperatively