Patent ID: 7553291

Claim:
A modular patient care system comprising: a plurality of modules including a first module and a second module, said second module comprising a first portion grippable by a user, said second module being configured and dimensioned so as to be capable of being held by a single hand of the user by gripping the first portion; a coupling connector pair having electrical contacts formed thereon, the coupling connector pair configured and dimensioned to allow structural engagement of said second module to said first module in a one-handed, single step operation, and whereby at least two-step or two-handed operation is required to structurally disengage said second module from said first module; wherein said first and second modules each comprise a first surface, and a second surface opposite said first surface, said coupling connector is formed at said second surface of said first module and said first surface of said second module, said second surface of said second module having interconnection features identical to interconnections features of said first surface of said first module, said first and second modules are capable of being electrically and structurally engaged by coupling said first surface of said second module to said second surface of said first module, and said first and second modules are also capable of being electrically and structurally engaged by coupling said second surface of said second module to said first surface of said first module.