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OEM Hot sale cheap price Breathing exerciser Lung Smart Improves Respiratory Health Exerciser RJ-8002
The product is consisted of exhalation trainer and inhalation trainer and is made of polymer materials.
It is used to help improve the depth and duration of breathing in patients who have undergone abdominal or thoracic surgery, to
help improve recovery of pulmonary respiratory function, and to reduce and prevent postoperative complications.
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