Technical Specification
Track updates
SA/SNZ TS ISO 16840.15:2025
[Current]Wheelchair seating, Part 15: Selection, placement and fixation of flexible postural support devices in seating
SA/SNZ TS ISO 16840.15:2025 identically adopts ISO/TS 16840 15:2024, which specifies requirements for the selection, placement and fixation of flexible postural support devices within seating devices and systems and to chairs, including wheelchairs and bathroom equipment
Published: 31/01/2025
Pages: 52
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, and abbreviations
3.1 Terms and definitions
3.2 Abbreviations
4 Aims and principles of application of flexible PSDs
4.1 General
4.2 Restraint versus positioning
4.3 Safety
4.3.1 General
4.3.2 PSD-body interface
4.3.3 Forces on bony prominences
4.3.4 Physiological function
4.3.5 Ancillary medical devices
4.3.6 Skeletal structure
4.4 Paediatric needs
4.4.1 General
4.4.2 Hip joint development
4.5 Materials
4.5.1 Testing
4.5.1.1 Static, impact and repetitive load strengths
4.5.1.2 Flammability
4.5.2 Pressure distribution
4.5.3 Closure systems
4.5.3.1 General
4.5.3.2 Side release buckle
4.5.3.3 Push button buckle
4.5.3.4 Latch buckle
4.5.3.5 Swivel buckle
4.5.3.6 Magnetic buckle
4.5.3.7 Security buckle
4.6 Transportation
5 Pelvic positioning
5.1 General
5.2 Anterior pelvic support
5.2.1 General
5.2.2 Point of PSD attachment
5.2.3 2-point pelvic positioning support
5.2.3.1 General
5.2.3.2 Centre pull
5.2.3.3 Dual pull
5.2.3.4 Rear-pull
5.2.4 4-point pelvic positioning support
5.2.4.1 General
5.2.4.2 Centre pull
5.2.5 Attachment of flexible pelvic postural supports
5.3 Inferior pelvic support
5.4 Lateral pelvic support
5.5 Posterior pelvic support
6 Trunk supports
6.1 General
6.2 Anterior trunk support
6.2.1 General
6.2.2 Fixed versus dynamic anterior support
6.2.3 Rear-pull anterior support
6.2.4 Front-pull anterior support
6.2.5 Abdominal support
6.2.6 Anterior chest support
6.2.7 Circumferential chest support
6.2.8 Anterior shoulder support
6.2.9 Attachment of flexible anterior trunk supports
6.3 Lateral trunk support
6.4 Posterior trunk support
7 Flexible leg supports
7.1 General
7.2 Medial thigh support
7.3 Posterior lower leg support
8 Flexible foot supports
8.1 General
8.2 Circumferential ankle support
8.3 Superior foot support
8.4 Attachment of flexible foot supports to equipment
8.4.1 General
8.4.2 Circumferential ankle support
8.4.3 Superior foot support
9 Flexible head supports
9.1 General
9.2 Anterior head support
9.3 Attachment of anterior head supports to equipment
10 Flexible arm supports
10.1 General
11 Disclosure information
11.1 Product labelling
11.2 Fitting instructions
11.3 Instructions for use
Annex A
A.1 Linear measures of a seated person
A.2 Measurements of the seated body for sizing PSDs
A.2.1 General
A.2.2 Pelvic positioning support
A.2.2.1 Posterior pelvic tilt management
A.2.2.2 Anterior pelvic tilt management
A.2.3 Anterior trunk support
A.2.4 Circumferential chest support
A.2.5 Circumferential ankle support
A.2.6 Posterior lower leg support
Annex B
B.1 Linear measures of elements of a seating system
B.2 Pelvic positioning flexible PSD
B.2.1 General
B.2.2 Flexible PSD width
B.2.2.1 Webbing
B.2.2.2 Padding
B.2.3 Flexible PSD length
B.2.3.1 Webbing
B.2.3.2 Padding
B.3 Anterior trunk support
B.4 Circumferential chest support
B.5 Circumferential ankle support
Annex C
Annex D
D.1 Framework
D.2 Framework attachment devices
D.2.1 General
D.2.2 Plastic clamps and shims
D.2.3 Frame clamp
D.2.4 Band clamp
D.2.5 Seat tube mounting bracket
D.2.6 Support mounting extension arms
D.2.7 T-slot fastener kit
D.3 Support fixation and adjustment devices
D.3.1 General
D.3.2 Triangular end-fitting and three-bar slide
D.3.3 Cam buckle end fitting
D.3.4 Locking clamp end-fitting
D.4 Seat cushion attachment
D.4.1 General
D.4.2 Protective Prosthetic Seating Device (PPSD)
Annex E
Annex F
F.1 General
F.2 Seat cushion
F.3 Seat cushion supporting structure
Bibliography
Cited references in this standard