ratchet

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Related to ratcheting: ratcheting up

ratchet

a steplocking device on surgical instruments. As the handles are closed the jaws are also closed and the ratchet holds them in a locked position. The ratchet consists of a notched bar on each handle, the notches facing and overriding when the handles are closed.
References in periodicals archive ?
16] proposed a semiempirical model to describe the steady accumulation of ratcheting strain vs.
To counter that threat, manufacturers have recently begun making yo-yos with gaps that are wider than the widest gaps of the ratcheting, adjustable yo-yos.
According to figures cited by the company, there are more than 9 million fracture repair and spine procedures globally each year that require a surgical implant and more than 80 percent can benefit from use of a versatile, single-use ratcheting instrument.
Studies on the multiaxial fatigue behavior of ABS are few, especially those on the influence of negative mean stress and the recovery of ratcheting strain under multistep loading conditions.
Try the Husky ratcheting screwdriver with a 3:1 ratio.
The synthesized molecules both incorporate ratcheting mechanisms, which allow them to spin--albeit very slowly--in a single direction.
Many of the new hand tools from GearWrench include the company's patented 5[deg] ratcheting mechanism and all are available for demonstration in the booth during the show.
RE-TRACTABLE[R], RATCHETING TIE-DOWN STRAPS are the next step up in the tie-down industry.
Beere Medical is one of the pioneers in the development of both ratcheting and torque-limiting technologies for the orthopedic market.
LAS VEGAS -- GearWrench(R) today introduced four new hand tools at the 2006 National Hardware Show in Las Vegas: the 4-in-1 QuadBox(TM) Ratcheting Wrench, Locking Flex Head Pass-Thru(R) Ratchet, Ratcheting Tap & Die System and the Magnetic Oil Drain Plug Socket System.