Set of four reversible notched bladder trocars and blunt pilots with ebony handles and metal cannulae 1865-1920
Cock's bladder trocar, steel, with silver cannula and wooden handle, damaged, European, 1850-1910 Cock's bladder trocar 1850-1910
Curved grooved bladder trocar, steel, with ebonite handle, made by Mathieu, Paris, French, 1867-1904 Curved grooved bladder trocar 1867-1904