The Tilt in Space Shower Commode Chair provides a manual 6 to 25-degree tilt of the complete seating surface for residents with complex postural needs, maintaining trunk-to-thigh angle while redistributing weight from the sacrum and ischials. Lightweight powder-coated aluminium frame for wet environments. Height-adjustable headrest. Flip-up armrests. Length-adjustable swing-away footrests. Four individually locking castors. Removable backrest for cleaning. PU seat and backrest. Maximum user weight 158kg. Seat: 450 x 420mm. Seat height: 550mm. 1-year warranty. NCL-HMC119.
| Specification | Detail |
|---|---|
| Maximum User Weight | 158kg (25 stone) |
| Tilt Range | 6 to 25 degrees (manual; tilt-in-space) |
| Seat Dimensions | 450mm (W) x 420mm (D) |
| Seat Height | 550mm |
| Frame | Powder-coated aluminium - corrosion-resistant |
| Seat and Backrest | Cushioned PU |
| Headrest | Height-adjustable |
| Armrests | Flip-up |
| Footrests | Length-adjustable; swing-away |
| Castors | 4 x individually locking |
| Backrest | Removable for cleaning |
| Warranty | 1 year |
| Reference | NCL-HMC119 |
The Tilt in Space Shower Commode Chair is a medical device. The prescribed tilt angle must be set by the occupational therapist and documented in the care plan; care staff must not adjust the tilt beyond the prescribed range. All four castors must be confirmed locked before the resident transfers onto the chair. The removable backrest must be reattached and confirmed secure before the chair is used with a resident. PUWER 1998 requires staff competency training in tilt adjustment and transfer technique. CQC Regulation 12 compliance requires equipment maintenance records and training documentation.
What is tilt-in-space and how does it differ from standard chair recline for residents with complex postural needs?
Standard chair recline increases the angle between the seat and the backrest by moving the backrest backward while the seat remains level; this changes the trunk-to-thigh angle, which is the angle between the resident's torso and their thighs at the hip joint. Tilt-in-space moves the entire seating surface - seat and backrest together as a single rigid geometry - backward relative to the floor, so the angle between the seat and the backrest remains constant while the orientation of the whole seating system changes. The clinical significance is in how each affects muscle tone: for residents with spasticity or increased extensor tone in the trunk and hips, changing the trunk-to-thigh angle (as standard recline does) can trigger or worsen the increased tone, because the hip joint angle change stimulates the spastic muscle response. Tilt-in-space does not change the trunk-to-thigh angle; by tilting the whole seating geometry, it maintains the familiar hip angle that the resident's tone pattern is accommodated to, while changing the orientation that redistributes weight from the sacrum and ischials to the posterior thighs and back. For most residents with spasticity or challenging tone, tilt-in-space is the clinically appropriate postural management tool in shower chairs; standard recline is more appropriate for residents without significant tone issues who can tolerate hip angle changes.
What is the minimum tilt of 6 degrees and why is there a minimum rather than starting at zero?
The minimum tilt of 6 degrees represents the starting orientation of the chair's tilt mechanism - the chair is at its most upright position when set to 6 degrees, which is a slight backward tilt from vertical. This minimum starting point is not zero (fully upright) because a slight posterior tilt in the seating position is clinically beneficial even at the most upright setting: a pure vertical seat orientation encourages the pelvis to rotate anteriorly (forward), which flattens the lumbar curve and promotes trunk flexion and sacral sitting; a slight backward tilt of 6 degrees promotes a more neutral pelvic alignment that maintains the lumbar curve and distributes the seated load more evenly between the ischials and the posterior thighs. The range from 6 to 25 degrees therefore covers the full clinical range from the optimal neutral seating orientation (6 degrees) to a significantly tilted position for high-need pressure care and complex postural management (25 degrees). The occupational therapist prescribing the tilt angle must select the minimum angle that achieves the clinical goal for the specific resident, as greater tilt angles increase the difficulty of the session tasks (washing, toileting) for the carer by changing the access geometry to the resident's body.