Heartbeat Tattoo. It's using a literary device called metonymy, or substituting a part for a whole, like when reporters substitute "the White House" for "the. These tattoos take the design of the irregular lines, also called the EKG lines.
The design comprises of simple artwork to a more complex design. Heartbeat tattoos are a sweet and unique way to show your love for someone or something. By donning the electronic patterns of a pulse monitor, gentlemen can show off a crafty.