An echocardiogram can utilize one or more of four special types of echocardiography: 1  M-Mode echocardiography: This is the simplest type of echocardiography. It produces an image that is similar to a line tracing rather than an actual picture of heart structures.
I do have a band saw use it for resawing and cutting curves . Its a item you could do without but once you have one you find you use it more then you think. You do need to have a few different size (width) blades to take full advantage of the tool. herrwood is offline.
Woodworking saws are used to cut pieces of wood into various shapes and sizes. Just about all saws feature some sort of blade with sharp teeth, though the size and shape of this blade can vary significantly.