The four/five-point restraint uses a lift-latch or a rotary buckle connector (Figure 5) for attachment of the pelvic harnesses. The four/five-point restraint does not have an enabling switch. Systems without an enabling switch are active (or enabled) when the system is completely electrically connected.
As genetic testing becomes increasingly available for these conditions, the Johns Hopkins Center for Inherited Heart Diseases can provide you with appropriate counseling on the risks and benefits of these tests.
WebMD Health News. June 9, 2009 -- Genetic testing confirms that high levels of a type of cholesterol known as lipoprotein(a) are associated with an increased risk for heart attacks, but the clinical implications of the finding are unclear. Lipoprotein(a) has long been suspected of contributing to cardiovascular risk.