초록 ▼

An implantable infusion device having a nipple outlet over which a catheter is fitted. A locking sleeve slidably mounted on the catheter to expand over the nipple and engage the housing. The locking action provides a sensory indication by noise of tactile sensation that locking has been achieved. Bo

An implantable infusion device having a nipple outlet over which a catheter is fitted. A locking sleeve slidably mounted on the catheter to expand over the nipple and engage the housing. The locking action provides a sensory indication by noise of tactile sensation that locking has been achieved. Both single and double lumen devices employ the locking sleeve.

대표청구항 ▼

An access device for implantation comprising; a housing with at least a first reservoir therein, a self-sealing septum to provide subcutaneous access to said reservoir, an outlet in fluid communication with said reservoir and having a barbed nipple therein, a catheter having one end slidably mounted

An access device for implantation comprising; a housing with at least a first reservoir therein, a self-sealing septum to provide subcutaneous access to said reservoir, an outlet in fluid communication with said reservoir and having a barbed nipple therein, a catheter having one end slidably mounted over said barbed nipple, and a locking sleeve having a through-hole for slidably mounting onto said catheter, said locking sleeve having a series of radially movable fingers which slide over said barbed nipple and engage said housing while compressing said catheter thereby locking said catheter and said sleeve to said housing and provide, upon engagement, a sensory indication that locking has been achieved.