Cool, pale fingers-rationale: a wrist-safety device on the wrist may impair circulation and restrict blood supply to body tissues. therefore, the nurse should assess the client for signs of impaired circulation such as cool, pale fingers. a palpable radial or ulnar pulse and pink nail beds are normal findings.client needs category: safe, effective care environmentclient needs subcategory: safety and infection controlcognitive level: comprehensionreference: taylor, c., et al. fundamentals of nursing: the art and science of nursing care, 6th ed. philadelphia: lippincott williams & wilkins, 2008, p. 693.