
Oska Alto Series 3 V4 – Alternating Air Pressure Care Mattress
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The Oska Alto Series 3 V4 Alternating Air Mattress is designed for those at very high risk of pressure injuries. Suitable for hospital beds, aged care, and home use, it provides alternating pressure therapy to help prevent and treat pressure ulcers up to Category 4.
- Advanced alternating air technology for circulation and skin protection
- Low-shear, breathable cover for comfort and reduced friction
- Trusted in hospitals, residential facilities, and home care
- Quiet, digital pump with safety features for ease of use
Ideal for patients needing long-term pressure care and reliable comfort.

Description
Detailed Specifications
Downloads
Description
Product Specifications & Features
Pressure Care & Support
- Prevents and treats pressure ulcers up to Category 4
- Alternating air cell system with dynamic therapy
- Stable lower-cell section for safe positioning
Anti-Shear Cover
- Bi-elastic polyester, vapour-permeable, stretch material
- Reduces shear damage and improves patient comfort
User-Friendly Digital Pump
- Digital pump: easy-to-use with clear display.
- Custom settings: adjust weight and cycle times to patient needs.
- Safety mode: anti-deflation backup during power cuts.
- Quiet operation: comfortable for patients and carers.
Design & Build
- Lightweight, easy to handle, and simple to set up
- Built for hospitals, aged care, and home environments
Advanced Pressure Care Treatment
- Dual cell design: upper cells alternate to relieve pressure and improve circulation.
- Stable lower section: stays static to keep patients safely positioned.
- Balanced support: combines dynamic pressure relief with secure stability.
Prevention & Treatment Ratings - Prevention: Very High Risk
- Treatment: Category 4 pressure injuries
Detailed Specifications
Specifications:
• 900mm x 2030mm x 200mm
• 175kg safe working load (SWL)
• 900mm x 2030mm x 200mm
• 175kg safe working load (SWL)
Downloads
Product Brochure
- HIGHGATE_OSKA ALTO4 SERIES3-V4_7 Pages_BROCHURE_A4
- PR-3202 HIGHGATE_OSKA SERIES3-V4 ALTO4 MANUAL.pdf
IEC/EN 60601-1-11: 2015
ARTG#308171
IEC 60601 | 12 Month Inspection
Australian StandardsIEC/EN 60601-1-11: 2015
ARTG Information308171