A tissue support system including an implantable tissue support member is described. The tissue support member includes a tissue support portion, a first arm having a first end joined to a first end of the tissue support portion, a second arm having a first end joined to a second end of the tissue support portion, the second arm defining a lumen, a first tissue anchor fixed to a second end of the first arm, a second tissue anchor slidably positioned over the second arm, and a locking member disposed in the lumen of the second arm between the second tissue anchor and a second end of the second arm.
