In Egyptian hieroglyphs, a cartouche is an oval with a line at one end tangent to it, indicating that the text enclosed is a royal name. The first examples of the cartouche are associated with pharaoh
Birth and throne cartouches of Pharaoh Seti I, from KV17 at the Valley of the Kings, Egypt. Neues Museum, Berlin.
Birth and throne cartouches of Pharaoh Rameses II, from the Fragmentary Abydos King List at the temple of Ramesses II at Abydos, currently located in Egypt. British Museum, London
In ancient Egypt, a shen ring was a circle with a line tangent to it, represented in hieroglyphs as a stylised loop of a rope, bound to a stick. The tool was used by builders and architects. Shen ring
Cartouche
…Egyptian word for cartouche was shenu (compare with Coptic ϣⲛⲉ šne yielding eventual sound changes), and the cartouche was essentially an expanded shen ring. Demotic script reduced the cartouche to a pair of brackets and a vertical line. Of the five royal titularies it was the prenomen (the throne name…
A ram-headed bird representing the ba of Ra with shen rings in its grasp. (Louvre Museum)
Kom Ombo, Goddess Nekhbet's staff with shen ring