• 【Pre-Loaded Spring Mechanism】Delivers stable 33KPa negative pressure airflow with suction-only design, preventing foreign objects from being pushed deeper into the airway while avoiding chest and abdominal compression associated with traditional Heimlich maneuver.
• 【3 Medical-Grade Mask Sizes】Includes small, medium, and large soft silicone masks with built-in tongue depressor to fit various face shapes, automatically opening the mouth for children, adults, and elderly users.
• 【Dual Safety Protection】Equipped with a rotation lock and safety clasp to prevent accidental activation by children; requires unlocking and maintaining a 10cm safe distance before triggering.
• 【Simple 3-Step Operation】Just lay the patient flat, apply the mask, and press the trigger button — no professional training required, with illustrated instructions printed directly on the device body.
• 【Non-Invasive Airway Clearance】Acts only on the upper airway without chest or abdominal compression, eliminating the risk of rib fractures or internal organ bruising, suitable for home, school, nursing home, and various emergency scenarios.

Specifications:

• Material: Plastic, High-Manganese Steel Spring, Medical-Grade Silicone
• Total Height: 310 mm
• Diameter (Top): 80 mm
• Working Pressure: 33 kPa
• Mask Sizes: Small, Medium, Large
• Applicable Age: All Ages
• Operation: One-Touch Trigger
• Power Source: Spring-Driven Mechanical (No Battery Required)