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BS ISO 16840-2:2018+A1:2024

$167.15

Wheelchair seating – Determination of physical and mechanical characteristics of seat cushions intended to manage tissue integrity

Published By Publication Date Number of Pages
BSI 2024 38
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PDF Catalog

PDF Pages PDF Title
2 undefined
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Symbols and abbreviated terms
5 Apparatus
15 6 Preparation of test cushion
6.1 Choice of cushion
6.2 Preconditioning the cushion
16 6.3 Setup
7 Sequence of testing
8 Frictional properties
8.1 Rationale
8.2 Test method
8.3 Test report
9 Impact damping under normal loading conditions
9.1 Rationale
9.2 Test method
18 9.3 Method of calculation
9.4 Test report
19 10 Recovery
10.1 Rationale
10.2 Test method
20 10.3 Test report
11 Loaded contour depth and overload deflection
11.1 Rationale
11.2 Test method
22 11.3 Method of calculation
11.4 Test report
12 Water spillage
12.1 Rationale
12.2 Test method
12.3 Test report
13 Biocompatibility
13.1 Rationale
23 13.2 Test method
13.3 Test report
14 Hysteresis test
14.1 Rationale
14.2 Test method
14.3 Method of calculation
24 14.4 Test report
15 Test report
16 Disclosure requirement
25 Annex A (normative) Tapered uniform geometry RCLI
27 Annex B (informative) Typical ranges for ISO 16840-2 tests and indicative cushion implications
30 Annex C (informative) Horizontal stiffness and sliding resistance
34 Annex D (informative) RCLIs for testing of alternatively sized cushions
35 Blank Page
36 Bibliography
BS ISO 16840-2:2018+A1:2024
$167.15