CATHETER DEVICES WITH NEEDLE GUARDS AND RELATED METHODS

摘要

A needle device includes a catheter hub, a needle hub, and a housing located between the catheter hub and the needle hub. The housing has an engagement mechanism to removably attach the housing to the catheter hub. The housing further includes a release element to release the engagement mechanism from the catheter hub to disengage the housing from the catheter hub. A flow regulator is positioned inside the catheter hub. The flow regulator includes a stem and a sleeve.