Description
Xray Tube
Bringing Art to Innovation and Innovation to Art
Xray Tube

Phoropter (for eye testing)
Invented by Henry DeZeng, who also trademarked the word Phoropter – a word that is now used for visual testers.

Respirator

Medical Prints Triple Framed (shown in black but also available in bronze)

Ophthalmoscope (for examining eyes)
2 patents – 1 one for a new and improved version, 1 for a battery dry handle.

Blood Pressure Manometer
2 patents – construction improvement for less breakage and better accuracy, second has a mercury reservoir and glass measuring tube.

Mortar and Pestle

Dentist Chair
2 patents – 1 for the design of chair, 1 for the cup holder for spittoon.

Infant Incubator

Phrenology

Bausch and Lomb Microscope
First Bausch & Lomb microscope. Both witnessed the patent document. Print includes these signatures.

Insulin

Stethoscope
First USA patent on the stethoscope – for a concealed noiseless spring that eliminated vibrations.

Bunsen Burner

Aspirin
Felix Hoffman's patent on his refinement of the formulation that Charles Frederic Gerhardt tried but gave up on.