VIP会员
Air “flow” is the determining factor in the diagnosis of the two most important respiratory diseases today. Asthma and copd. But the standard pulmonary activity calibration syringe can only verify its size! In recognition of this, the united states breast science society and the social security disability standard now recommend that pulmonary count and current speed accuracy be checked by changing the injection time of the standard 3-litre syringe at three different rates. 0. 5 seconds, 6 seconds, in between. While this is an improvement on previous recommendations, it is an imprecise and time-consuming approach that requires a schedule of seconds. As a result, few follow up on these recommendations。
Fvc-3000 pulmonary activity gauges are produced and developed by jones, usa
Fvc-3000 pulmonary activometers, fvc-3000 pulmonary activometers can be validated not only for fvc parameters, but also fev1, fef 25-75, pefr and instant vent speed (fef25, fef50 and fef75) and fivc. Now, you can verify the flow accuracy of your pulmonary function equipment in a volume range of 1. 5 to 3 litres with a numerical increase of 1. 5 ml from zero to 12 litres per second
Handmade alone, up to the highest standards
Powered by 9v batteries to provide wireless, user-friendly design
Fvc, fev1, pefr, fef25, fef50, fef75, fef25-75 and fivc
Made of high-quality 304 stainless steel with transparent coating to achieve maximum consistency and durability
A conical nose cone can be adapted to the widest range of accessories, from 1. 0 "to 1. 5"
Injecting feet ensures steady and accurate operation
Volume accuracy of 0. 5 or 15 ml, meeting all accepted criteria
Dimensions: 4. 25 inches (wide) x 26 inches (long)
Weight: 6. 0 pounds
