Answer:
Thank you for your inquiry,Below is a medical device we offer. We accept Visa, MC and Amex. A prescription is required.THRESHOLD Inspiratory Muscle Trainer #730Using the same principle as weight training, the THRESHOLDInspiratory Muscle Trainer from HEALTHSCAN helps increaserespiratory muscle strength and endurance through conditioning.The THRESHOLD provides a specific, constant inspiratorypressure load, regardless of how fast or slowly you breathe.Through the use of a spring-loaded valve, a workload is placedon your respiratory muscles during inspiration. The valve blocksair flow until a sufficient "threshold" pressure is produced toovercome the spring force. As long as the threshold pressure ismaintained, air flows through the device. Threshold pressure caneasily be adjusted to a prescribed intensity. Comes completewith training diary.ITEM #: 730 | NAME : THRESHOLD Inspiratory Muscle Trainer) |UNIT PRICE: $17.50