Patent ID: 8840551

Claim:
A capsule system comprising: a first capsule configured to be ingested by a subject; a second capsule configured to be ingested by said subject separately from said first capsule; said first capsule having an electromagnetic element and a sensor for sensing a physiological parameter of a gastrointestinal tract of said subject; said second capsule having a magnetic element and a sensor for sensing a physiological parameter of said gastrointestinal tract of said subject; each said first capsule and said second capsule having an active state wherein a magnetic force is selectively provided between said first and second capsules attracting said first and second capsules while said capsules are within said gastrointestinal tract of said subject and having an inactive state wherein said attracting magnetic force is absent; and a control configured to selectively place each of said capsules in said active state from said inactive state while said capsules are within said gastrointestinal tract of said subject.