pelvis hip bone skeleton os coxae, innominate, pelvic, coxal bone human front back side view. realistic flat natural

hip icon bone line pelvis fracture pain body femur sacrum outline pelvic spine ilium os coxae innominate innominatum ischium pubis acetabulum pubic anatomy human coccyx joint vector medical silhouette illustration cartilage health medicine skeleton girdle bottom woman female male backbone historic isolated science background flat graphic lumbar thigh drawing 3d