Your doctor will put a video camera or tiny robot into your chest. Itâll guide the creation of scar tissue that may help keep your heartbeat at the right pace. A more invasive maze procedure is done during open heart surgery. People usually have surgical ablation if they are already having valve or bypass surgery for heart disease.
Rhodium is a silver-white hard metal often found in platinum ores. It is the most expensive precious metal. In its natural solid state Rhodium is far too hard to work, but it is used as an alloy in the smelting of platinum and palladium.
Keep in mind that all white gold is plated with rhodium-but silver and platinum are only occasionally plated with rhodium. 1  If a white gold ring has been alloyed with nickel, and the plating wears off, the wearer can begin to have an allergic reaction as the nickel comes into contact with their skin.hodium is a pure silver-white element, and it is listed as a transition metal on the periodic table. It is a member of the platinum group, along with iridium, osmium, palladium, platinum, and ruthenium.