Within the Biodegradable Magnesium Alloy Stents market taxonomy, product types are classified into three sub‑categories: bare magnesium alloy stents, drug‑eluting magnesium alloy stents, and bioresorbable magnesium scaffolds. Bare magnesium stents, comprising roughly 45% of the market, are valued for their mechanical strength and simple manufacturing, serving cases where adjunct pharmacology is unnecessary. Drug‑eluting variants, holding about 35% share, integrate antiproliferative agents such as sirolimus to further suppress neointimal hyperplasia, appealing to high‑risk lesions. Bioresorbable scaffolds, the remaining 20%, feature engineered degradation kinetics that match vessel healing timelines, targeting patients where permanent metallic implants are contraindicated. Each type contributes to the overall market size by addressing specific clinical requirements, influencing adoption rates, and guiding R&D investment across the sector.