Rosen Aural Speculum Round End Black (Tip Size: 5.5mm) (38mm) Jansen Middleton It is named after German

It is named after German surgeon Richard von Volkmann (1830-1889)

The screw adjustment allows the user to adjust the length of the blade

They are commonly used in vascular and cardiac surgeries

It can be used to separate and hold the edges of a wound apart

Rosen Aural Speculum Round End Black (Tip Size: 5.5mm) (38mm) Jansen Middleton It is named after GermanThe Rosen Aural Speculum Round End Black Plated is a device used by surgeons to examine the ear canal and ear drum during a surgical procedure. The bore diameter is 5. 5 mm and the base diameter is 38 mm. It is typically used to diagnose ear infections, perform ear surgery, or insert hearing aids.