A remotely-controlled system to in-situ treat infectious healthcare waste produced by small-medium waste producers, comprising: - infectious healthcare waste collection and treatment devices intended to be installed at small-medium waste producers' premises to collect and treat infectious healthcare waste and designed to be compliant with use in venues intended for residential purposes, practicing a profession or providing a service, such as domestic venues, offices, medical, dental and veterinary practices, clinics, or the like; wherein each infectious healthcare waste collection and treatment device comprises: - a casing, - a waste treatment tank housed in the casing and provided with a waste input device for infectious healthcare waste, - a waste shredding and mixing device housed in the casing and associated with the waste treatment tank to shred and mix infectious healthcare waste contained therein, - a waste sterilization device housed in the casing and associated with the waste treatment tank to sterilize infectious healthcare waste in the waste treatment tank, - a sterilized waste collection container removably housed in the casing to collect sterilized waste, - a sterilized waste emptying device housed in the casing to transfer sterilized waste from the waste treatment tank to the sterilized waste collection container, - a sensory system to monitor operation of the infectious healthcare waste collection and treatment device; and - an electronic control unit connected to the sensory system, the waste shredding and mixing device, the waste sterilization device, and the waste emptying device, and configured to control the operation of the infectious healthcare waste collection and treatment device by: ∘ starting waste treatment cycles based on the specific applications' and/or users' needs, ∘ receiving and processing waste treatment cycle-related data and generating producer-accessible reports of the performed treatment cycles. - infectious healthcare waste collection and treatment devices intended to be installed at small-medium waste producers' premises to collect and treat infectious healthcare waste and designed to be compliant with use in venues intended for residential purposes, practicing a profession or providing a service, such as domestic venues, offices, medical, dental and veterinary practices, clinics, or the like; wherein each infectious healthcare waste collection and treatment device comprises: - a casing, - a waste treatment tank housed in the casing and provided with a waste input device for infectious healthcare waste, - a waste shredding and mixing device housed in the casing and associated with the waste treatment tank to shred and mix infectious healthcare waste contained therein, - a waste sterilization device housed in the casing and associated with the waste treatment tank to sterilize infectious healthcare waste in the waste treatment tank, - a sterilized waste collection container removably housed in the casing to collect sterilized waste, - a sterilized waste emptying device housed in the casing to transfer sterilized waste from the waste treatment tank to the sterilized waste collection container, - a sensory system to monitor operation of the infectious healthcare waste collection and treatment device; and - an electronic control unit connected to the sensory system, the waste shredding and mixing device, the waste sterilization device, and the waste emptying device, and configured to control the operation of the infectious healthcare waste collection and treatment device by: ∘ starting waste treatment cycles based on the specific applications' and/or users' needs, ∘ receiving and processing waste treatment cycle-related data and generating producer-accessible reports of the performed treatment cycles. ∘ starting waste treatment cycles based on the specific applications' and/or users' needs, ∘ receiving and processing waste treatment cycle-related data and generating producer-accessible reports of the performed treatment cycles.