Cervical scrapers

Claim 1

A CERVICAL SCRAPER COMPRISING AN ELONGATED SHANK, A FLAT BLADE AT ONE END OF SAID SHANK ADAPTED FOR INSERTION INTO THE LOWER CERVICAL CANAL OF A HUMAN BODY, SAID BLADE COMPRISING A BLADE PORTION OF PREDETERMINED WIDTH GREATER THAN THAT OF THE CERVICAL CANAL IN WHICH IT IS TO BE INSERTED; SAID BLADE PORTION HAVING ITS LONGITUDINAL AXIS ALIGNED WITH THAT OF SAID SHANK; SAID BLADE PORTION HAVING A PAIR OF LATERALLY OUTWARDLY DIRECTED SIDE SCRAPING EDGES EXTENDING LONGITUDINALLY REARWARDLY THEREOF FROM ITS LEADING END, SYMMETRICALLY TO SAID LONGITUDINAL AXIS, AND TERMINATING AT ITS DISTAL END IN A RECTILINEAR SCRAPING EDGE EXTENDING DIAGONALLY TO SAID LONGITUDINAL AXIS, AND REARWARDLY DIVERGING CONTINUATIONS OF SAID SIDE EDGES PROJECTING OUTWARDLY FROM A COMMON LONGITUDINAL LOCATION SPACED FROM THE LEADING END OF SAID BLADE PORTION, WHEREBY INSERTION OF THE BLADE PORTION INTO SAID CERVICAL CANAL OF LESSER WIDTH THAN THE BLADE PORTION WILL STRETCH THE CERVIX IN THE PLANE OF SAID BLADE SO THAT INHERENT ELASTICITY OF THE CERVICAL TISSUE WILL PRESS THE CERVICAL MUCOSA AGAINST THE SIDE SCRAPING EDGES OF SAID ONE BLADE PORTION, TO PROVIDE A RESISTANCE AGAINST WHICH AN EFFECTIVE SCRAPING ACTION MAY BE EXERTED INCIDENT TO TWISTING OF THE SCRAPER ABOUT ITS LONGITUDINAL AXIS, THE DIVERGING EDGE CONTINUATIONS OF SAID ONE BLADE PORTION LIMITING THE INSERTION THEREOF INTO THE CERVICAL CANAL AND EXERTING A SCRAPING ACTION ON THE EXTERNAL OS INCIDENT TO SAID TWISTING OF THE SCRAPER, THE STRETCHING ACTION OF THE SAID ONE BLADE MEANWHILE SUPPORTING THE OS FOR FILM SCRAPING ENGAGEMENT BY SAID DIVERGING EDGE CONTINUATIONS.