| 摘要 |
A drug delivery apparatus is provided which enables a medical professional to conveniently and controllably distribute drugs over an expanded target area within a patent. The apparatus comprises a catheter tube attached to a fluid delivery component. The catheter tube includes a distal end, a proximal end, a plurality of holes distributed along the length of the catheter tube, a first lumen which is not connected to any of said plurality of holes and extends from the proximal end toward the distal end of the tube, and a plurality of other lumens, each of which extends from the proximal end of the catheter tube to a respective hole or group of holes along the length of the tube and is in independent communication with a respective hole or group of holes. The fluid delivery component includes a first conduit connected to the first lumen at the proximal end of the catheter tube as well as a plurality of other conduits which are each connected to a respective other lumen at the proximal end of the catheter tube.
|
