An apparatus for generating a medical device implantation warning, comprising: - a processing unit and - an interface for receiving an X-ray image sequence comprising a plurality of X-ray frames of a region of interest of an object, wherein the processing unit is configured to generate a spatial implantation envelope of a first medical device to be deployed in a region of implantation, wherein the spatial implantation envelope defines a spatial extent of the region of implantation during and/or after a deployment of the first medical device, to detect, in the first X-ray frame, image data representing a second medical device located at a second medical device position inside the region of interest, characterized in that the processing unit is further configured to detect a potential intersection condition of the spatial implantation envelope and the second medical device position, and to generate the device implantation warning if the potential intersection condition is detected. - a processing unit and - an interface for receiving an X-ray image sequence comprising a plurality of X-ray frames of a region of interest of an object, wherein the processing unit is configured to generate a spatial implantation envelope of a first medical device to be deployed in a region of implantation, wherein the spatial implantation envelope defines a spatial extent of the region of implantation during and/or after a deployment of the first medical device, to detect, in the first X-ray frame, image data representing a second medical device located at a second medical device position inside the region of interest, characterized in that the processing unit is further configured to detect a potential intersection condition of the spatial implantation envelope and the second medical device position, and to generate the device implantation warning if the potential intersection condition is detected. wherein the processing unit is configured to generate a spatial implantation envelope of a first medical device to be deployed in a region of implantation, wherein the spatial implantation envelope defines a spatial extent of the region of implantation during and/or after a deployment of the first medical device, to detect, in the first X-ray frame, image data representing a second medical device located at a second medical device position inside the region of interest, to generate a spatial implantation envelope of a first medical device to be deployed in a region of implantation, wherein the spatial implantation envelope defines a spatial extent of the region of implantation during and/or after a deployment of the first medical device, to detect, in the first X-ray frame, image data representing a second medical device located at a second medical device position inside the region of interest, characterized in that the processing unit is further configured to detect a potential intersection condition of the spatial implantation envelope and the second medical device position, and to generate the device implantation warning if the potential intersection condition is detected. to detect a potential intersection condition of the spatial implantation envelope and the second medical device position, and to generate the device implantation warning if the potential intersection condition is detected. <EOS>