In this article, we tried to analyze a sample of “Medical Works” as they are the most debated and controversial issue at this moment among Scientist, Doctors, Jurists, and clerics, and among us and others about their legality. Because the nature of doctors’ duties has changed and they become numerous and diversified due to the advancement achieved in the fields of Medicine and Biology. Nowadays, an obstetrician is not only a doctor with specialist qualifications in delivering babies and providing medical care to women during pregnancy and after the birth , But he is also a doctor for Medical Abortion, both curative and noncurative, sterilization, transsexual, hymen reconstruction surgery, as he also performs Artificial Insemination, Embryo Implantation and other modern operations to control reproductive techniques. The surgeon does nowadays a number of unusual surgeries, such as taking an Organ from a person’s body or from his Corpse to transplant it into another person’s body, or an Autopsy for research and educational purposes. This is done in order to come up with some statistics that are related to the Situation of Morocco in terms of Human Organ Donation as well as the Legality of the Sterilization process in Morocco and Comparative Laws with other Countries. Its purpose is also to come up with some measures regarding the determination of the patients’ rights in Morocco, due to the absence of the law that explicitly protects this category, following the Right Approach of the International and Comparative systems.