Primary study · included by 1 review

Conservative therapy versus arthrocentesis for the treatment of symptomatic disk displacement without reduction: a prospective randomized controlled study.

Ohrnell Malekzadeh 2019 · Öhrnell Malekzadeh Behnosh, Johansson Cahlin Birgitta, Widmark Göran · Oral surgery, oral medicine, oral pathology and oral radiology · 2019

Included by

Effectiveness of arthrocentesis versus other therapeutic modalities in patients with temporomandibular disorders. Systematic review and meta-analysis.

Non-Cochrane · intervention · 2026 · cited as Ohrnell Malekzadeh 2019 · Table 1; Figures 4-8; reference 35

Outcome this study informs	Pooled effect	Evidence	Certainty
Pain intensity (VAS) Temporomandibular joint arthrocentesis, alone or with adjunctive intra-articular agents vs Other treatments: conservative therapy (splints, physiotherapy, drugs), intra-articular injections, arthroscopy, or alternative arthrocentesis protocols	Meta-regression coefficient (beta) -1.609 [-5.033, 1.816]	NR	GRADE not reported
Maximum mouth opening (MMO) TMJ arthrocentesis, alone or with adjunctive intra-articular agents vs Other therapeutic modalities (conservative therapy, intra-articular injections, arthroscopy, alternative arthrocentesis protocols) · Follow-up from 1 month to 5 years across trials (mean 53 weeks)	SMD -0.67 [-1.14, -0.20]	14 studies · 549 participants	Low
Pain intensity (VAS) TMJ arthrocentesis, alone or with adjunctive intra-articular agents vs Other therapeutic modalities (conservative therapy, intra-articular injections, arthroscopy, alternative arthrocentesis protocols) · Follow-up from 1 month to 5 years across trials (mean 53 weeks)	MD -0.25 [-1.09, 0.59]	26 studies · 947 participants	Very low
Maximum mouth opening (MMO) Temporomandibular joint arthrocentesis, alone or with adjunctive intra-articular agents vs Other treatments: conservative therapy (splints, physiotherapy, drugs), intra-articular injections, arthroscopy, or alternative arthrocentesis protocols	Meta-regression coefficient (beta) -0.067 [-0.156, 0.021]	NR	GRADE not reported
Pain intensity (VAS) Temporomandibular joint arthrocentesis, alone or with adjunctive intra-articular agents vs Other treatments: conservative therapy (splints, physiotherapy, drugs), intra-articular injections, arthroscopy, or alternative arthrocentesis protocols	Meta-regression coefficient (beta) -0.028 [-0.125, 0.069]	NR	GRADE not reported
Maximum mouth opening (MMO) Temporomandibular joint arthrocentesis, alone or with adjunctive intra-articular agents vs Other treatments: conservative therapy (splints, physiotherapy, drugs), intra-articular injections, arthroscopy, or alternative arthrocentesis protocols	Meta-regression coefficient (beta) -0.681 [-3.831, 2.470]	NR	GRADE not reported

1 including review in total.