Pivoted vaginal speculum having linear and angular blade adjusting means

Claim 1

A SPECULUM COMPRISING IN COMBINATION A FIRST ONEPIECE MEMBER INCLUDING AN ELONGATED FIRST DILATOR BLADE MEMBER, A PAIR OF LATERALLY SPACED PARALLEL ELONGATED ARM MEMBERS EXTENDING ANGULARLY FROM ONE END OF SAID FIRST BLADE MEMBER TERMINATING IN AN INTEGRAL EXTENSION FORMING A FIRST HANDLE MEANS; AN ELONGATED RECESS IN EACH OF SAID ARM MEMBERS EXTENDING LONGITUDINALLY THEREOF, EACH OF SAID RECESSES HAVING A LONGITUDINALLY EXTENDING INTERIOR SURFACE PROVIDED WITH A PLURALITY OF TRANSVERSELY EXTENDING SERRATIONS FORMING A PLURALITY OF FULCRUM POINTS, AND A LONGITUDINALLY EXTENDING RETAINING SURFACE SPACED FROM AND AT LEAST CO-EXTENSIVE WITH SAID SERRATIONS SO AS TO DEFINE THEREBETWEEN AN ELONGATED RETAINING SLOT; A SECOND ONE-PIECE MEMBER INCLUDING A SECOND DILATOR BLADE MEMBER HAVING AT ONE END A PAIR OF LATERALLY SPACED PIN-LIKE PROJECTIONS INTEGRAL THEREWITH, EACH OF SAID PIN-LIKE PROJECTIONS EXTENDING TRANSVERSELY WITHIN ONE OF SAID RETAINING SLOTS SO AS TO BE MOVABLE LONGITUDINALLY THEREOF AND THEREBY PERMIT BODILY SEPARATION AND CLOSING OF SAID BLADE MEMBERS WHILE MAINTAINING SAID FIRST AND SECOND BLADE MEMBERS OPERATIVELY CONNECTED; A PAIR OF TRANSVERSELY SPACED ARCUATE PIVOT SURFACES AT SAID ONE END OF SAID SECOND BLADE MEMBER; EACH OF SAID ARCUATE PIVOT SURFACES BEING DISPOSED WITHIN ONE OF SAID ELONGATED RECESSES SO AS TO BE PIVOTALLY ENGAGEABLE WITH SELECTED FULCRUM POINTS FORMED BY SAID SERRATIONS TO THEREBY PERMIT SUBSTANTIAL ANGULAR ROTATION ON SAID FIRST AND SECOND BLADE MEMBERS RELATIVE TO ONE ANOTHER AT SELECTED BODILY SEPARATIONS OF SAID FIRST AND SECOND BLADE MEMBERS; A SECOND HANDLE MEANS INTEGRAL WITH SAID SECOND BLADE MEMBER EXTENDING ANGULARLY FROM SAID ONE END THEREOF, AND SELECTIVELY INTERENGAGEABLE RELEASABLE LATCH MEANS CARRIED BY SAID FIRST AND SECOND HANDLE MEANS INTERENGAGEABLE UPON RELATIVE ANGULAR ROTATION OF SAID FIRST AND SECOND BLADE MEMBERS WHEREBY SAID FIRST AND SECOND BLADE MEMBERS WILL BE RELEASABLY RETAINED IN A DESIRED ADJUSTED POSITION.