Welch Allyn/Hillrom-DS44-11CV DuraShock DS44 Integrated Aneroid Sphygmomanometer,Inflation Bulb, Valve, Cuff Size-11 Adult, Color Bumper Variety Pack (Red, Green, Blue, Purple), Zipper Case (Each)Welch Allyn Hillrom DS44 11CV DuraShock DS44 Integrated Aneroid Sphygmomanometer,Inflation Bulb, Valve, Cuff Size 11 Adult, Color Bumper Variety Pack (Red, Green, Blue, Purple), Zipper Case The Welch Allyn DuraShock DS44 Integrated Aneroid Sphygmomanometer is gear free and shock resistant. In use, the gauge can be rotated to any orientation desired by the clinician. With gear free DuraShock technology, you can count on the DS44 Integrated Aneroid to