A system comprising: a plurality of detachable medical device modules , and an inductive backplane configured to secure and inductively power the plurality of detachable medical device modules comprising at least one fluid infusion pump , wherein the inductive backplane comprises a plurality of mounting seats , each mounting seat being configured to mechanically secure one of the plurality of medical device modules ; the inductive backplane includes, for each mounting seat , an inductive transmitter for non-contact powering of one of the plurality of medical device modules , wherein a corresponding inductive receiver on the respective medical device module is, when the respective medical device module is affixed to the mounting seat , inductively coupled with the inductive transmitter of the inductive backplane so that energy is sent via an inductive coupling between the inductive transmitter and the inductive receiver ; a respective communications interface for each mounting seat ; and a control unit to control, via the at least one communications interface , at least one attribute of each medical device module when the respective medical device module is secured to the inductive backplane , characterized in that each mounting seat includes a shelf with a dove tail feature extending from a housing of the system configured to interact with a corresponding latch mechanism on a top rear edge of the respective medical device module for affixing the respective medical device module to the housing such that in the affixed state the latch mechanism is configured to reduce load on the shelf and to cause the respective medical device module to rotate back into contact with the system under load to insure that the inductive transmitter is positioned properly and secured in relation to the inductive receiver . a plurality of detachable medical device modules , and an inductive backplane configured to secure and inductively power the plurality of detachable medical device modules comprising at least one fluid infusion pump , wherein the inductive backplane comprises a plurality of mounting seats , each mounting seat being configured to mechanically secure one of the plurality of medical device modules ; the inductive backplane includes, for each mounting seat , an inductive transmitter for non-contact powering of one of the plurality of medical device modules , wherein a corresponding inductive receiver on the respective medical device module is, when the respective medical device module is affixed to the mounting seat , inductively coupled with the inductive transmitter of the inductive backplane so that energy is sent via an inductive coupling between the inductive transmitter and the inductive receiver ; a respective communications interface for each mounting seat ; and a control unit to control, via the at least one communications interface , at least one attribute of each medical device module when the respective medical device module is secured to the inductive backplane , characterized in that each mounting seat includes a shelf with a dove tail feature extending from a housing of the system configured to interact with a corresponding latch mechanism on a top rear edge of the respective medical device module for affixing the respective medical device module to the housing such that in the affixed state the latch mechanism is configured to reduce load on the shelf and to cause the respective medical device module to rotate back into contact with the system under load to insure that the inductive transmitter is positioned properly and secured in relation to the inductive receiver . <EOS>