Medical connector structure with

A medical connector structure configured in such a manner that a first member body (102) which constitutes a connector base and a second member body (103) which consists of a different material from the first member body are formed by two-color injection molding. The first member body (102) is a tube body which has a connector-side section (121) having a structure connected to a mating section, and also has a tube-side section (123) having on the surface thereof projections and recesses. The second member body (103) is a tube body which allows a raw material to be filled into the portion in which the projections and recesses are provided and into which a raw material is filled so as to allow a tube body (104) to be inserted. The tube-side section (123) and the tube body (104) are adhered together.