Specification of William Clark : trusses and pessaries.

  • Clark, William.
Date:
1862
Catalogue details

Licence: Public Domain Mark

Credit: Specification of William Clark : trusses and pessaries. Source: Wellcome Collection.

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    Trusses and Pessaries. {This Invention received Provisional Protection only.) PEOVISIONAL SPECIFICATION left by William Clark at the Office of the Commissioners of Patents, with his Petition, on the 24th June 1862.—A communication from abroad by Pierre Ferdinand Le Blanquais, of 29, Boulevart St. Martin, Paris, Surgical Bandage Maker. 5 I, William Clakk, of 53, Chancery Lane, in the County of Middlesex, Engineer and Patent Agent, do hereby declare the nature of the said Invention for “ Improvements in Hernial and other Orthopedic Apparatus, AND in Pessaries and other Instruments,” to be as follows:— All the different systems of trusses in use to the present day have been in 10 some way or other objectionable. In some cases the parts project too much, owing to the various mechanical devices made use of in their construction, which proves incommodious to the wearer when sitting downthey are, besides, either too apparent outwardly, or liable to jerk, and to a cessation of pressure, whereby the wearer is either too much or too little compressed, causing in the 15 first case great pain, whilst in the second case the hernia would break out afresh. Further many improvements have been obtained separately in certain appa¬ ratus, but the difficulty of combining the mechanical movements necessary for a perfect application, viz., thirteen movements for a plain truss and twenty for a 20 complex one, has never been surmounted, at the same time all these movements