Our exclusive design features an improved valve mechanism that virtually eliminates acoustic leakage and a chestpiece key to facilitate after market service.
The ADC Spragues feature:
Threaded chestpiece drum of chrome plated zinc permits the use of five interchangeable chestpiece fittings - an adult and pediatric diaphragm, and three bells (11/4", 1", 3/4") - for complete diagnostic capability in most patients
Complete with an accessory pouch containing the bell chestpieces, chestpiece key, 2 spare diaphragms, one pair of mushroom eartips, and one pair of silicon eartips
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SPRAGUE RAPPAPORT TYPE #641
Our exclusive design features an improved valve mechanism that virtually eliminates acoustic leakage and a chestpiece key to facilitate after market service.
The ADC Spragues feature: