First wire ever used for coronary pressure mesurment in a human coronary artery

First wire ever used for coronary pressure mesurment in a human coronary artery.
Home made on the kitchen of Nico Pijls in Malden (close to Eindhoven, Netherlands) by glueing a 15 cm long 0,014"" open metallic wire to the shaft of an old cut-off balloon catheter glued by bison-kit, sterilized by Ethylene-Oxyde (late 80s)