A helium-filled sun shade for protecting individuals engaged in outdoor activities.
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| Number | Title | Issue Date |
| RE41066 | Method and system for navigating a catheter probe A system for navigating a catheter probe through a body cavity includes a sensing coil affixed to a distal end of the probe. Magnetic fields are projected into the body cavity to induce voltage signals in the sensing coil that are sufficient to describe the orientat... | 12/29/2009 |