| CPC E21B 34/14 (2013.01) [E21B 33/06 (2013.01); E21B 2200/06 (2020.05)] | 8 Claims |

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1. A method for a well intervention operation on a wellbore having a subsurface safety valve in a tubular string therein with a wireline extending into the wellbore from a wellhead,
the method comprising:
deploying an opening sleeve tool into the wellbore;
landing a top portion of the opening sleeve tool on the subsurface safety valve;
forcing a gate valve of the subsurface safety valve with a tubular portion of the opening sleeve tool from a closed position to an open position;
conducting the well intervention operation; and
sealing a bottom surface of the top portion around a fish neck of the subsurface safety valve.
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