Patent ID: 7815611

Claim:
A safety shield system for use with a vial having fluid disposed therein, the safety shield system including: a hub member adapted to receive the vial; a needle cannula mounted to the hub member and having a first end adapted for insertion into the vial and a second end adapted for insertion into a patient; a clip member attached to the hub member and having a lateral projection; a shield having an open end received around the clip member and a generally closed end having a central opening therethrough receiving the second end of the needle cannula, the shield being moveably mounted with respect to the hub member between a first locked position surrounding the needle cannula and a second position exposing the needle cannula, the shield including at least one sidewall opening for receiving the lateral projection when the shield is extended to the first locked position such that the lateral projection locks the shield in the first locked position to prevent subsequent movement of the shield from the first locked position and to provide a visual indicator that the safety shield is locked, the shield having an inwardly projecting finger releasably retaining the lateral projection on the hub during an injection; and a spring disposed within the shield for biasing the shield toward the first locked position.