This study is a single center trial to assess the safety and initial efficacy of intra-articular administration of Allocetra to patients with Temporomandibular Joint Osteoarthritis (TMJ-OA)
The temporomandibular joint (TMJ) is a critical synovial joint enabling jaw movement. TMJ osteoarthritis results from factors such as disc dislocation, trauma, overuse, or developmental anomalies, affecting all joint structures, including cartilage, synovium, bone, and ligaments. Key pathological features include chondrocyte loss, extracellular matrix degradation, and subchondral bone remodeling. TMJ-OA progresses gradually through phases of activity and remission, ultimately leading to a burnout phase. Allocetra is an immunomodulatory cell-based therapy consisting of allogeneic peripheral blood mononuclear cells that have been modified to be engulfed by macrophages and reprogram them into their homeostatic state. This study is a single center, open lable safety and initial efficacy trial to assess intra-articular administration of Allocetra in patients with TMJ-OA who have not responded sufficiently to conventional therapies. The study is comprised of two stages, during which a single treatment of Allocetra, will be administered via intra-articular injection into the target temporomandibular joint. Patients will be followed for up to a year following treatment.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
6
Intra-articular injection of Allocetra performed once on Day 1 of the study
Sheba Medical Center
Ramat Gan, Israel
RECRUITINGNumber and severity of AEs, SAEs and injection reactions following treatment
Number and severity of AEs, SAEs and following treatment, and injection-related reactions occurring during study treatment injection, including injection interruption/discontinuation.
Time frame: Day 0 to 12 month
Patient reported pain in the target TMJ
Change from baseline in patient reported pain Numerical Rating Scale (NRS) in the target TMJ at 3 months and 6 months following treatment.
Time frame: Screening to 6 months
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