A system, comprising: a needleless connector including a fluid flow path; a force sensor connected to the needleless connector, wherein; and one or more processors programmed and/or configured to: receive, from the force sensor, a force signal; and determine, based on the force signal, at least one of: a scrubbing event in which the needleless connector is scrubbed with a disinfectant, a flushing event in which the needleless connector is flushed with a solution, a connection event in which the needleless connector is connected to a medical device, a disconnection event in which the needleless connector is disconnected from the medical device, or any combination thereof, characterized in that the force sensor is positioned between an outer surface of an inner wall of the needleless connector defining the fluid flow path of the needleless connector and an inner surface of an outer wall of the needleless connector surrounding the inner wall of the needleless connector, and in that the force sensor comprises a plurality of force sensors positioned around the fluid flow path of the needleless connector between the inner wall of the needleless connector defining the fluid flow path of the needleless connector and the inner surface of the outer wall of the needleless connector surrounding the inner wall of the needleless connector. a needleless connector including a fluid flow path; a force sensor connected to the needleless connector, wherein; and one or more processors programmed and/or configured to: receive, from the force sensor, a force signal; and determine, based on the force signal, at least one of: a scrubbing event in which the needleless connector is scrubbed with a disinfectant, a flushing event in which the needleless connector is flushed with a solution, a connection event in which the needleless connector is connected to a medical device, a disconnection event in which the needleless connector is disconnected from the medical device, or any combination thereof, characterized in that the force sensor is positioned between an outer surface of an inner wall of the needleless connector defining the fluid flow path of the needleless connector and an inner surface of an outer wall of the needleless connector surrounding the inner wall of the needleless connector, and in that the force sensor comprises a plurality of force sensors positioned around the fluid flow path of the needleless connector between the inner wall of the needleless connector defining the fluid flow path of the needleless connector and the inner surface of the outer wall of the needleless connector surrounding the inner wall of the needleless connector. receive, from the force sensor, a force signal; and determine, based on the force signal, at least one of: a scrubbing event in which the needleless connector is scrubbed with a disinfectant, a flushing event in which the needleless connector is flushed with a solution, a connection event in which the needleless connector is connected to a medical device, a disconnection event in which the needleless connector is disconnected from the medical device, or any combination thereof, characterized in that the force sensor is positioned between an outer surface of an inner wall of the needleless connector defining the fluid flow path of the needleless connector and an inner surface of an outer wall of the needleless connector surrounding the inner wall of the needleless connector, and in that the force sensor comprises a plurality of force sensors positioned around the fluid flow path of the needleless connector between the inner wall of the needleless connector defining the fluid flow path of the needleless connector and the inner surface of the outer wall of the needleless connector surrounding the inner wall of the needleless connector.