Forgusson's double-ended lithotomy scoop with one flat curved blade and one spoon-shaped blade 1881-1895
Lithotomy scoop with adjustable blade controlled by distal wheel. Straight shank and chequered ebony handle 1801-1890
Lithotomy scoop with adjustable blade controlled by distal trigger and chequered ebony handle 1781-1880
Double-ended lithotomy scoop with one shallow tapered blade and one spoon-shaped blade curved laterally 1781-1880