Min. Order Reference FOB Price
3000 Pieces US$1.50-2.00 / Piece
Product Description
medical three ball spirometer The three balls spirometer is mainly used for normal breathing restored trainings for the patients who has just done splanchnocoele operation 1.differing inhalation rates - from 600cc/sec,900cc/ect,1200cc/etc 2.With fliter to avoid dust and dirty 3.Components:3 ...