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Homepage>BS Standards>11 HEALTH CARE TECHNOLOGY>11.040 Medical equipment>11.040.40 Implants for surgery, prosthetics and orthotics>BS 3531-5.6:1991 Implants for osteosynthesis. Bone screws and auxiliary equipment Specification for the mechanical requirements and test methods for screws having asymmetrical thread and spherical undersurface
immediate downloadReleased: 1991-08-30
BS 3531-5.6:1991 Implants for osteosynthesis. Bone screws and auxiliary equipment Specification for the mechanical requirements and test methods for screws having asymmetrical thread and spherical undersurface

BS 3531-5.6:1991

Implants for osteosynthesis. Bone screws and auxiliary equipment Specification for the mechanical requirements and test methods for screws having asymmetrical thread and spherical undersurface

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Standard number:BS 3531-5.6:1991
Pages:10
Released:1991-08-30
ISBN:0 580 19966 5
Status:Standard
DESCRIPTION

BS 3531-5.6:1991


This standard BS 3531-5.6:1991 Implants for osteosynthesis. Bone screws and auxiliary equipment is classified in these ICS categories:
  • 11.040.40 Implants for surgery, prosthetics and orthotics

This International Standard specifies the test methods for determining breaking torque and angle of rotation at failure for metal bone screws for surgery. Mechanical requirements for bone screws are specified in Annex A.

NOTE 1 At present data are only available for bone screws with dimensions according to ISO 5835 and made from stainless steel according to ISO 5832-1. If data become available for bone screws made from other materials and/or with other standardized dimensions, they will be added in further annexes.

NOTE 2 The interrelationship of International Standards dealing with bone plates, bone screws and relevant tools is shown for information in Annex B.


For breaking torque and angle rotation at failure for metal bone screws for surgery specified in BS 3531-5.3.