In this guide:

1. What causes pressure ulcers in wheelchair users?
2. How wheelchair cushions prevent pressure ulcers
3. Types of wheelchair cushions
4. Treat-Eezi Seat Pad Overlay
5. Additional benefits beyond pressure relief
6. How to choose the right cushion
7. Integrating cushions with a broader care plan
8. Frequently asked questions

1. What causes pressure ulcers in wheelchair users?

Wheelchair users face elevated pressure ulcer risk because sitting concentrates body weight on a small area, primarily the sitting bones, tailbone and sacrum. Without adequate cushioning, the pressure at these points can exceed capillary closing pressure, cutting off blood supply to the overlying tissue and causing cell death within 1-2 hours of sustained pressure.

2. How wheelchair cushions prevent pressure ulcers

• Pressure redistribution — spreads body weight across a larger surface area, reducing peak pressure at bony prominences below tissue-damaging levels
• Immersion — allows the body to sink into the cushion material, increasing contact area and further reducing localised pressure
• Shear reduction — a stable cushion surface prevents the forward sliding that creates shear forces at the tailbone
• Moisture management — breathable cushion covers reduce perspiration accumulation, particularly important in Singapore’s humidity
• Postural support — correctly shaped cushions maintain pelvic alignment, reducing the tendency to slide forward

3. Types of wheelchair cushions

4. Treat-Eezi Seat Pad Overlay

The Treat-Eezi Seat Pad Overlay is a non-powered pressure redistribution cushion placed on top of a standard wheelchair seat. It uses multi-layer, breathable construction to passively redistribute pressure across the sitting surface — without air cells, a pump, or any electricity.

Air-filled cushions are widely recommended for high-risk wheelchair users because they offer the best pressure redistribution of the traditional cushion types. However, they come with practical drawbacks: air cells can puncture, the cushion can slowly deflate over the day and silently lose effectiveness, and the bladder requires periodic inflation checks and eventual replacement. For caregivers, this difference matters in daily practice — an air cushion that has slowly deflated without anyone noticing offers a false sense of protection. Because the Treat-Eezi Seat Pad Overlay redistributes pressure through its material structure rather than air pressure, its level of protection does not silently degrade between checks.

Who should consider the Treat-Eezi Pad Overlay
Users currently on an air-filled cushion who want equivalent or better protection without ongoing inflation checks; caregivers managing multiple equipment items who want one less thing to maintain; and high-risk users (existing pressure ulcers, 6+ hours daily sitting) seeking maximum, consistent pressure relief without the failure points of an air system.

5. Additional benefits beyond pressure relief

• Enhanced comfort during extended sitting — a well-fitted cushion reduces the hip and lower back discomfort that typically develops after 30–60 minutes on a standard seat
• Postural alignment — ergonomically contoured cushions support the pelvis in a neutral position, reducing spinal strain and the forward sliding that causes shear injuries
• Moisture and heat control — breathable covers and gel materials prevent moisture accumulation; particularly important in Singapore where perspiration accelerates skin breakdown
• Pressure ulcer healing support — for existing pressure ulcers, a correctly chosen cushion keeps pressure off the wound site during sitting, allowing healing to occur
• Improved transfer safety — a firm, stable cushion provides a consistent, non-compressible surface that makes lateral transfers safer and more predictable

6. How to choose the right cushion

• Pressure ulcer risk level — use the Braden Scale (available via Singapore polyclinics) to assess risk; high-risk scores indicate air or hybrid cushions
• Hours per day in wheelchair — under 2 hours: foam adequate; 2–6 hours: gel or hybrid; over 6 hours: air-filled strongly recommended
• Cushion dimensions — width and depth should match the wheelchair seat dimensions; cushion should not overhang the seat edges
• User's weight — heavier users require firmer foam density or higher-capacity air systems; verify the cushion's rated weight capacity
• Singapore climate consideration — gel or breathable foam hybrid covers are preferable to closed-cell foam in Singapore's humidity
• Ease of cleaning — removable, washable covers are essential for users with incontinence; check that the cover material tolerates frequent washing

Get a professional assessment in Singapore
For users with existing pressure ulcers or very high risk, a formal seating assessment by a physiotherapist or occupational therapist is strongly recommended. In Singapore, this can be arranged through restructured hospitals, polyclinics, or community care organisations such as AIC. The Golden Concepts team can advise on product options after an assessment — call +65 8657 1657.

7. Integrating cushions with a broader care plan

A wheelchair cushion alone is not sufficient for high-risk users. It is one component of a comprehensive pressure ulcer prevention plan:

8. Frequently asked questions

Why do wheelchair users get pressure ulcers?

Wheelchair users develop pressure ulcers because sitting concentrates body weight on the ischial tuberosities (sitting bones), coccyx, and sacrum. When pressure at these points exceeds approximately 32 mmHg — the pressure needed to maintain blood flow in small capillaries — blood supply to the overlying tissue is cut off. Cell death can begin within 1–2 hours of sustained pressure. Without a pressure-redistributing cushion, standard wheelchair seats create dangerous levels of localised pressure at these bony points.

What is the best wheelchair cushion for preventing pressure sores?

Air-filled cushions and the Treat-Eezi Seat Pad Overlay provide the highest level of pressure redistribution and are recommended for users at high risk or with existing pressure ulcers. For moderate-risk users who sit 2–6 hours per day, a gel or hybrid foam-gel cushion offers a good balance of comfort and pressure management. Foam cushions are appropriate for occasional or low-risk use. The best cushion depends on the individual's risk level, hours of daily sitting, and weight — our specialists at The Golden Concepts can advise at +65 8657 1657.

How often should a wheelchair cushion be replaced?

Foam cushion replacement is recommended every 12–24 months, as foam compresses with use and loses its pressure-redistributing properties. Gel cushions typically last 3–5 years but should be checked for gel hardening or shifting. Air-filled cushions should be checked for air leaks monthly; the bladder may need replacement every 2–3 years with regular use. Regardless of type, replace any cushion immediately if it develops an indentation that does not fully recover after sitting.

Do I need a specialist cushion or will any chair cushion do?

Standard household cushions — including standard foam sofa cushions — are not suitable for wheelchair pressure ulcer prevention. They lack the density, immersion properties, and shear reduction of medical-grade pressure relief cushions. A medical-grade wheelchair cushion is specifically designed to distribute pressure below tissue-damaging thresholds. For any user spending significant time in a wheelchair, a purpose-designed pressure relief cushion is strongly recommended. These are available from S$25 at The Golden Concepts in Singapore.

Where can I buy a wheelchair cushion in Singapore?

Wheelchair cushions are available at The Golden Concepts showroom at 3 Ubi Ave 3, Crocodile House #05-02B, Singapore 408857. Open Monday to Friday 9.30am–6.30pm and Saturday 11am–6pm and Sunday 11am–4pm. We carry foam, gel, air-filled, and hybrid models from S$25 upwards, and our specialist team can advise on the most appropriate type for your loved one's risk level. Free delivery on orders above S$150. Call +65 8657 1657 or shop online at www.thegoldenconcepts.com.