Montes de Oca (elbow) was activated from Triple-A Syracuse's 60-day injured list Saturday and assigned to Double-A Binghamton.

Montes de Oca (elbow) cleared waivers and was outrighted to Triple-A Syracuse on Monday, Michael Mayer of MetsmerizedOnline.com reports.

The Mets placed Montes de Oca (elbow) on outright waivers Thursday, Anthony DiComo of MLB.com reports.

Montes de Oca (elbow) has begun a throwing program, Metsmerized Online reports.

Montes de Oca (elbow) was transferred Tuesday from the 15-day injured list to the 60-day IL.

The Mets placed Montes on the 15-day injured list Thursday after he underwent Tommy John surgery Wednesday along with a procedure to remove a bone spur and bone fragment from the back of his right elbow, Anthony DiComo of MLB.com reports.

Montes de Oca will undergo arthroscopic surgery Wednesday to remove bone fragments from his right elbow, Russell Dorsey of Bally Sports reports.

Montes de Oca (elbow) will be shut down for the next 3-to-4 weeks, Tim Britton of The Athletic reports.

Montes de Oca has been diagnosed with a stress reaction in his right elbow, Russell Dorsey of Bally Sports reports.

Montes de Oca suffered a forearm injury during Sunday's Grapefruit League game against the Rays and will undergo medical imaging Monday, Tim Britton of The Athletic reports.