This document is a public‑domain humanitarian release by Peter Maximilian Stockl, providing the complete CAF 4.4 Nanomedicine Platform for early cancer diagnosis and targeted drug delivery. The work includes: a full description of CAF 4.4 M graphene membranes for ultra‑precise liquid biopsy methods for capturing Circulating Tumour Cells (CTCs), ctDNA, and exosomes a comparative analysis of CAF‑M membranes vs. polymeric and GO membranes ultrasonic self‑cleaning membrane architecture a complete CAF 4.4 E targeted drug‑delivery protocol PEGylation, linker chemistry, pH‑triggered drug release, and folate‑targeting pharmaceutical formulation and Raman‑based QC discussion of alternative nanocarrier technologies and limitations Humanitarian Release Declaration: “I, Peter Maximilian Stockl, hereby release the CAF 4.4 Nanomedicine Platform — including the membrane technology, diagnostic methodology, and targeted drug‑delivery framework — freely to all humanity, without commercial interest, without restriction, without expectation of compensation, and without discrimination of any kind.” This work is intended for unrestricted global use by researchers, clinicians, institutions, and nations to advance early cancer detection, targeted therapy, and humanitarian healthcare. License: CC0 1.0 Universal (Public Domain Dedication)