human heart 3d model

Highly detailed, anatomically accurate 3D-printable human heart with a partial cutaway revealing all four chambers, valves, chordae tendineae, papillary muscles, trabeculae, aorta, pulmonary arteries, vena cava and pulmonary veins. Realistic cardiac anatomy and muscle texture. Optimize for a single watertight manifold mesh with reinforced thin structures and smooth printable geometry. Add an integrated flat stable base, approximately 18–20 cm tall. No labels, text, arrows, symbols, transparency, or extra organs. Professional medical educational sculpture, high-detail, manufacturable for FDM/resin 3D printing.