Simple and safe for both the healthcare professional and the patient. Needle retracts automatically and locks out for extra safety, protecting residents and healthcare professionals from needle stick injuries, and also helping to prevent cross-contamination. Three styles available: Pressure-Activated, Push Button, Side Button MPHST items are for pressure activated safety lancets MPHSAFETY items are for push button safety lancets MPHSTSIDE items are for side button safety lancets.