PharmaDesign Asthma Bronchial Model Set – Educational Medical Display Manufactured by PharmaDesign Inc., Warren, New Jersey, USA Circa 2000s Educational medical model illustrating progressive stages of bronchial asthma: intermittent, mild, moderate, and severe. Designed for clinical demonstration, training, and pharmaceutical presentation, with clearly differentiated airway constriction and inflammation details across four removable units. Condition is good, with minor surface wear consistent with use. Structure remains intact and all elements are stable and functional. This type of pharmaceutical teaching model is associated with clinical education and drug presentation contexts, making it relevant for collectors of medical instruments, teaching aids, or pharmaceutical history.