Dilator.

Description

Patent for a dilator meant to enlarge the urethral and other canals of the human body. It is meant of "elastic material and capable of distention, or dilation, under the pressure of air, water, or other fluid introduced and to combine with said dilator means whereby its uniform enlargement under internal pressure shall take place without increase of length, thereby avoiding the objection common to all, rubber and similar structures heretofore, that interior pressure produced elongation at the expense of increase in diameter, while any inequality of strength, or thickness, caused unequal expansion" (lines 13-24).

Physical Description

[1], 2 p. : ill. ; 23 cm.

Creation Information

Parker, Elisha J. April 23, 1895.

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Description

Patent for a dilator meant to enlarge the urethral and other canals of the human body. It is meant of "elastic material and capable of distention, or dilation, under the pressure of air, water, or other fluid introduced and to combine with said dilator means whereby its uniform enlargement under internal pressure shall take place without increase of length, thereby avoiding the objection common to all, rubber and similar structures heretofore, that interior pressure produced elongation at the expense of increase in diameter, while any inequality of strength, or thickness, caused unequal expansion" (lines 13-24).

Physical Description

[1], 2 p. : ill. ; 23 cm.

Notes

Application filed August 30, 1894. Serial No. 521,744. (No model.)

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Texas Patents

United States patents filed by Texas inventors before 1900. A majority of the patents are for agricultural and industrial applications.

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Creation Date

  • April 23, 1895

Accepted Date

  • April 23, 1895

Submitted Date

  • August 30, 1894

Added to The The Portal to Texas History

  • Aug. 4, 2011, 5:55 p.m.

Description Last Updated

  • Oct. 26, 2015, 8:30 p.m.

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Citations, Rights, Re-Use

Parker, Elisha J. Dilator., patent, April 23, 1895; [Washington D.C.]. (texashistory.unt.edu/ark:/67531/metapth173970/: accessed October 22, 2017), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting UNT Libraries Government Documents Department.