Chip assembly for reusable surgical instruments

A chip assembly for use in a surgical stapler including a handle assembly and an endoscopic portion, the chip assembly comprising:

• a housing assembly configured to be mounted within a reload assembly and configured for releasable connection to a surgical stapler, the housing assembly including a base member, a seal member, and a circuit board assembly, wherein the base member defines a cavity for receipt of the circuit board assembly and the seal member is received about an open end of the base member;
• and
• a plug assembly configured to be mounted in an endoscopic portion of a surgical stapler and configured to selectively engage the open end of the base member, the plug assembly including a plug member and first and second contact members extending from the plug member, wherein the first and second contact members are configured to be received within the cavity defined by the base member and engage the circuit board assembly when the plug assembly engages the housing assembly.