There will be a rumble pack for the nintendo DS. The source http://www.p-nintendo.com/news/N-1064063826.html is a french site so here is the translation :

Nintendo of America announce the a rumble pack for the nintendo DS with Metroid Prime Pinball. The rumble pack Metroid Prime Pinball will come out on October 24 in the United-State. You will be able to feel the movements of the ball, shocks and tilts. There is no release date for Metroid Prime Pinball for European. The accessory will enter in the GBA slot of the Nintendo DS, this mean that you will be able to use it with other games. We have to see if the editors will use this accessory.

source: GS boards