Arthroscopy of the Shoulder and Elbow: Minimally Invasive Surgery at Its Most Elegant

Shoulder arthroscopy has evolved from a diagnostic modality to a comprehensive therapeutic platform over the past three decades. Procedures that once required open surgery — rotator cuff repair, labral stabilisation, subacromial decompression, biceps tenotomy and tenodesis, superior capsule reconstruction, SLAP repair — are now performed arthroscopically in most high-volume upper limb centres, with documented advantages in post-operative pain, recovery speed, and cosmesis over open equivalents where comparative evidence exists.

What arthroscopy offers that open surgery cannot

The arthroscopic view provides a magnified, illuminated visualisation of articular surfaces, labral tissue, rotator cuff undersurface, and glenohumeral anatomy that surpasses what is achievable through any open incision. Pathology that would be difficult or impossible to assess through an open approach — the extent of a partial thickness cuff tear from the articular side, the integrity of the superior labrum, the presence of a loose body in the posterior compartment — is directly visualised and accurately characterised before any therapeutic intervention is undertaken. This diagnostic precision directly improves surgical decision-making and the appropriateness of the intervention performed.

Elbow arthroscopy — technically more demanding than shoulder arthroscopy given the proximity of neurovascular structures to standard portals — provides equivalent diagnostic and therapeutic capabilities for the elbow joint: assessment and treatment of osteochondral lesions, removal of loose bodies, debridement of degenerative changes, and capsular release for contracture in appropriate settings. The technical skill required for safe elbow arthroscopy is substantial and is best developed through a supervised learning curve that begins with simulation and cadaveric practice before clinical application.

The limits of arthroscopy

Arthroscopy is not appropriate for every upper limb condition, and recognising its limits is as important as mastering its capabilities. Massive, irreparable rotator cuff tears require reconstructive approaches — superior capsule reconstruction, tendon transfers, or arthroplasty — that may incorporate but are not limited to arthroscopic techniques. Complex instability with significant bone loss requires bony augmentation procedures that transcend arthroscopic capability alone. The surgeon who matches the approach to the pathology — rather than defaulting to arthroscopy as a preferred technique regardless of indication — serves their patients best.