1. GTR9-9-06
Proposed amendments of the three-point bending certification test figure
Current ：
When performing certification tests according to the figure, the ground and knee makes contact.
Contact
Current figure
Actual Test

2. GTR9-9-06
Proposed amendments of the three-point bending certification test figure
Proposal :
Instructions for setting up the spacer to prevent contact have been added to the figure.
Load
transducer
Y axis
Loading Ram
cylindrical shape
(R = 50 mm)
(W = 100 mm)
Z axis
X axis
Neoprene sheet
(1sheet)
Add instructions to
setting up the spacer
No impact face
during this test
Loading axis
Femur side R
Fc, Mc
LCL
PCL
PCL
ACL
Support rig
cylindrical shape
(R = 75 mm)
(W = 71 mm)
ACL
Support rig
cylindrical shape
(R = 75 mm)
(W = 71 mm)
MCL R R
PTFE sheet
(thickness　5±2 mm)
Spacer
　No contact between
　ground and knee joint
ground
Fc/2
200 mm
200 mm
Fc/2
Support Length: 400 mm
FC: External loading force at center of knee joint
Mc: Moment center (Nm) = Fc/2 (N) x 0.2 (m)
R: Radius, W: Width along to the side axis
Tolerances for all dimensions above: ±2 mm
Proposed figure