Animal restraint system with adjustable tether

An animal restraint system comprising:

• a first securing arm;
• a second securing arm;
• a restraint having a first restraint connector and a second restraint connector, wherein the first securing arm is configured to couple to the first restraint connector above an animal's head;
• and
• an arm clamp comprising:
• a clamp body configured to affix to the second securing arm at or below the animal's head, the clamp body including a tether anchor and a tether guide, wherein the clamp body comprises two arms extending outward and spaced apart from one another, with the tether anchor coupled between the two arms;
• a tether having a first tether end coupled to the tether anchor, a second tether end, and a middle section forming a loop having a first loop side extending from the first tether end and a second loop side extending from the second tether end through the tether guide, wherein the tether anchor and the tether guide are positioned to maintain substantial alignment between the first loop side and the second loop side when the loop is tensioned;
• a tether clamp slidably disposed over the first and second loop sides, wherein the tether clamp divides the loop into a primary loop and a secondary loop and is configured to maintain a size of the primary loop;
• and
• a tether connector slidably coupled to the primary loop and configured to couple to the second restraint connector.