To hold that tension, tie a surgeon's knot (wrap one lace around the other twice).

The surgeon's knot is a simple modification to the reef knot.

Some sources categorize the surgeon's knot as a bend, since it can be effective as such.

A surgeon's knot or knots cross the wound perpendicularly.

It forms the first part of the surgeon's knot and both sides of a double fisherman's knot.

The trailing thread is then tied into a knot, usually a square knot or surgeon's knot.

Like the reef knot, the surgeon's knot capsizes and fails if one of the working ends is pulled away from the standing end closest to it.

Surgeon's knots are also used in fly fishing, in tying quilts, and for tying knots with twine.

My fingers are completely numb from the cold but I finally manage a double surgeon's knot and get an approving pat on the back from the knot teacher.

The Surgeon's loop (aka Double Loop) is tied the same way as the Surgeon's knot but with a double strand.

Other methods of bundling cable together securely and semi-permanently include cable lacing, binding knots such as the surgeon's knot or constrictor knot, Velcro brand hook-and-loop strips, conveyor belt hooks, twist ties, Rapstrap fasteners, metal buckle clips or Cablox cable management.