A delivery assembly, comprising: a prosthetic valve comprising: a frame movable between a radially compressed configuration and a radially expanded configuration, and at least one expansion and locking assembly, comprising: an outer member, coupled to the frame at a first location, and comprising a spring biased arm with a pawl; and an inner member, coupled to the frame at a second location spaced apart from the first location, the inner member extending at least partially into the outer member, the inner member comprising a plurality of ratcheting teeth; a delivery apparatus comprising: a handle; a delivery shaft extending distally from the handle; and at least one actuation assembly, comprising: an actuator extending from the handle through the delivery shaft, and releasably coupled to the corresponding inner member; and a sleeve disposed around the corresponding actuator, at least one vibration sensor attached to the at least one actuation assembly; wherein the spring biased arm is biased toward the inner member; wherein engagement of the pawl with the ratcheting teeth allows movement in a first direction to allow axial foreshortening and radial expansion of the frame and prevents movement in a second direction to prevent radial compression of the frame; and wherein the vibration sensor is configured to generate signals commensurate with vibrations generated by the expansion and locking assembly during movement of the pawl over each ratcheting tooth. a prosthetic valve comprising: a frame movable between a radially compressed configuration and a radially expanded configuration, and at least one expansion and locking assembly, comprising: an outer member, coupled to the frame at a first location, and comprising a spring biased arm with a pawl; and an inner member, coupled to the frame at a second location spaced apart from the first location, the inner member extending at least partially into the outer member, the inner member comprising a plurality of ratcheting teeth; a frame movable between a radially compressed configuration and a radially expanded configuration, and at least one expansion and locking assembly, comprising: an outer member, coupled to the frame at a first location, and comprising a spring biased arm with a pawl; and an inner member, coupled to the frame at a second location spaced apart from the first location, the inner member extending at least partially into the outer member, the inner member comprising a plurality of ratcheting teeth; an outer member, coupled to the frame at a first location, and comprising a spring biased arm with a pawl; and an inner member, coupled to the frame at a second location spaced apart from the first location, the inner member extending at least partially into the outer member, the inner member comprising a plurality of ratcheting teeth; a delivery apparatus comprising: a handle; a delivery shaft extending distally from the handle; and at least one actuation assembly, comprising: an actuator extending from the handle through the delivery shaft, and releasably coupled to the corresponding inner member; and a sleeve disposed around the corresponding actuator, at least one vibration sensor attached to the at least one actuation assembly; a handle; a delivery shaft extending distally from the handle; and at least one actuation assembly, comprising: an actuator extending from the handle through the delivery shaft, and releasably coupled to the corresponding inner member; and a sleeve disposed around the corresponding actuator, an actuator extending from the handle through the delivery shaft, and releasably coupled to the corresponding inner member; and a sleeve disposed around the corresponding actuator, at least one vibration sensor attached to the at least one actuation assembly; wherein the spring biased arm is biased toward the inner member; wherein engagement of the pawl with the ratcheting teeth allows movement in a first direction to allow axial foreshortening and radial expansion of the frame and prevents movement in a second direction to prevent radial compression of the frame; and wherein the vibration sensor is configured to generate signals commensurate with vibrations generated by the expansion and locking assembly during movement of the pawl over each ratcheting tooth.