/usr/include/SurgSim/Blocks/ is in libopensurgsim-dev 0.7.0-5.
This file is owned by root:root, with mode 0o755.
..
/usr/include/SurgSim/Blocks/Blocks.h
/usr/include/SurgSim/Blocks/CompoundShapeToGraphics.h
/usr/include/SurgSim/Blocks/DebugDumpBehavior.h
/usr/include/SurgSim/Blocks/DriveElementFromInputBehavior.h
/usr/include/SurgSim/Blocks/FunctionBehavior.h
/usr/include/SurgSim/Blocks/GraphicsUtilities.h
/usr/include/SurgSim/Blocks/ImplicitSurface.h
/usr/include/SurgSim/Blocks/KeyBehavior.h
/usr/include/SurgSim/Blocks/KeyboardCallbackBehavior.h
/usr/include/SurgSim/Blocks/KeyboardTogglesComponentBehavior.h
/usr/include/SurgSim/Blocks/MassSpring1DRepresentation.h
/usr/include/SurgSim/Blocks/MassSpring2DRepresentation.h
/usr/include/SurgSim/Blocks/MassSpring3DRepresentation.h
/usr/include/SurgSim/Blocks/MassSpringNDRepresentationUtils.h
/usr/include/SurgSim/Blocks/PoseInterpolator.h
/usr/include/SurgSim/Blocks/ShadowMapping.h
/usr/include/SurgSim/Blocks/SingleKeyBehavior.h
/usr/include/SurgSim/Blocks/SphereElement.h
/usr/include/SurgSim/Blocks/TransferParticlesToPointCloudBehavior.h
/usr/include/SurgSim/Blocks/TransferPhysicsToGraphicsMeshBehavior.h
/usr/include/SurgSim/Blocks/TransferPhysicsToPointCloudBehavior.h
/usr/include/SurgSim/Blocks/TransferPhysicsToVerticesBehavior.h
/usr/include/SurgSim/Blocks/VisualizeConstraints.h
/usr/include/SurgSim/Blocks/VisualizeContactsBehavior.h