Complex Seating and Positioning for Wheelchair Users | Onward Health
Correct wheelchair seating protects posture, skin integrity and function. Learn what complex seating and positioning assessment involves and why it matters.
Owen Clark
8/24/20262 min read
Understanding Complex Seating and Positioning for Wheelchair Users
For anyone who spends significant parts of the day in a wheelchair, seating isn't just about comfort, it's a clinical issue that affects posture, skin integrity, breathing, digestion, upper limb function and overall quality of life. Complex seating and positioning are a specialist area of occupational therapy that addresses exactly this.
What Makes Seating "Complex"?
Off-the-shelf wheelchair cushions and backrests work well for many people, but they're not designed for clients with significant postural asymmetry, high muscle tone changes, progressive neurological conditions or a history of pressure injury. Complex seating involves a detailed, individualised assessment of a person's posture, movement patterns and pressure distribution, followed by prescription of equipment tailored specifically to their needs.
Key components typically assessed include:
Pelvic positioning — the foundation of good seated posture
Tilt-in-space and recline — for pressure redistribution and postural support
Lateral trunk supports — to manage asymmetry or scoliosis
Headrests — for clients with reduced head and neck control
Footplates and lower limb positioning
Lap belts and other postural supports
Why Correct Seating Matters
Poor seating doesn't just cause discomfort; over time it can lead to serious clinical consequences. Prolonged inappropriate positioning can contribute to pressure injuries, worsening postural deformity, reduced respiratory function and increased difficulty with everyday tasks like eating, communicating or using the upper limbs. For clients with limited ability to reposition themselves, these risks are magnified.
This is why seating assessment isn't a one-off event. Postural needs change over time with growth, disease progression, weight change or simply wear on existing equipment and regular review is an essential part of good clinical care, not an optional extra.
The Assessment Process
A thorough seating assessment usually includes:
A review of the client's current equipment, medical history and any existing postural concerns
Physical assessment of posture, movement, tone and pressure areas typically conducted with the client in and out of their current seating
Trial of seating and positioning components where appropriate
Development of a clear, evidence-based equipment recommendation and where needed, a repositioning schedule
Supporting Carers and Care Teams
Correct seating only delivers its benefits if it's actually implemented and maintained day to day. Part of our role is ensuring care teams whether family members or paid support workers understand how equipment should be used, including tilt schedules, correct positioning technique and what warning signs (such as skin redness or slipping posture) should prompt a review.
When to Seek a Seating Review
If you notice a wheelchair user sliding forward in their chair, developing pressure marks, showing signs of worsening posture or simply seeming increasingly uncomfortable, it's worth seeking a seating review rather than waiting for the next scheduled appointment. Early intervention is almost always more effective and less costly than addressing an established problem.
Onward Health provides complex seating and positioning assessments across the Sunshine Coast and surrounding regions for NDIS, NIISQ, TAC, DVA and Support at Home clients. Get in touch to discuss a referral.
