Most Famous Lighthouses In The World: Kullen Lighthouse, Sweden. 6. Tower of Hercules, Spain â An ancient Roman lighthouse 2.4 km (1.5 mi) from the city of Corunna, in north-western Spain. This ancient lighthouse is 55 metres (180 ft) tall and almost 1900 years old.
A hemostat is used to clamp blood vessels or tag sutures. Its jaws may be straight or curved. Other names: crile, snap or stat. A mosquito is used to clamp small blood vessels. Its jaws may be straight or curved. A Kelly is used to clamp larger vessels and tissue. Available in short and long sizes.
Rheostat is a variable resistor, which is used to control the flow of electric current by manually increasing or decreasing the resistance. The English scientist Sir Charles Wheatstone coined the word rheostat, it is derived from the Greek word ârheosâ and â-statisâ which means a stream controlling device or a current controlling device.