Hyfin Vent Chest Seal Twin Pack

The HyFin® Vent Chest Seal Twin Pack is a battle-proven vented occlusive dressing designed to manage penetrating chest trauma and reduce the risk of life-threatening complications such as tension pneumothorax.

Supplied as a twin pack, this system allows immediate treatment of both entry and exit wounds, making it a critical component of any serious trauma kit.

Key Features

• 3-channel vented design – allows trapped air to escape while preventing air entry
• Twin pack configuration – treat entry and exit wounds immediately
• Advanced hydrogel adhesive – adheres to wet, bloody, or hairy skin
• Compact, low-profile packaging – fits easily into IFAKs and med kits
• One-step application – peel and apply under stress
• Rugged foil packaging – durable and field-ready

The vent system helps manage internal chest pressure by allowing air to escape on exhalation while preventing further air intake, reducing the risk of lung collapse complications.

Specifications

• Seal Size: approx. 12cm x 12cm
• Packaged Size: approx. 17cm x 10cm (compact folded profile)
• Configuration: 2 x individually packaged vented chest seals
• Adhesive Type: hydrogel-based high-adhesion surface
• Packaging: vacuum-sealed, perforated for single-use access

Operational Use

Designed for penetrating chest injuries, including:

• Gunshot wounds
• Stab wounds
• Blast injuries
• Open chest wounds (“sucking chest wounds”)

Chest seals work by preventing air from entering the chest cavity, helping maintain normal lung function and reducing the risk of respiratory collapse.