A suturing needle with suture used in a surgical operation. The suturing needle is formed of a single or two or more doubled hollow tubes and a core material inserted thereinto, which is fixed to the tip and root of the suturing needle, whereby, when the suturing needle is broken during the operation,...http://www.google.es/patents/US4901722?utm_source=gb-gplus-sharePatente US4901722 - Suturing needle with suture
