by resting on the vicinity of the urethra, to support the instrument in its desired position. 76. Kissam's ivory ring pessary before introduction, intended to be held in situ by a stem passing out of the vagina, and secured by a band passing round the body above the pubis: a, the transverse position of the ring after introduction. tion; No. 2, after being inserted, the pad a pressing against the vaginal cervix, the plate b upon the pubis, screwed firm by the key 3. 98. Emmet & Sims' rings of pure Britannia or tin, covered with guttapercha, which can be bent into any shape. 99. Of sponge, fastened to a wire and supported externally. 77. Scanzoni's, fastened externally with 100. an arrangement permitting the lateral motions of the body. 78. Merriam's glass pessary (patented), to be fastened externally. 79. Vail's boxwood, cup-shaped, with Galvanic, with a copper globe to rest in the vagina and a zinc plate over the pubis. Gescheidt's inflating, gum-elastic. 102. Silver expanding pessary of Dr. of Montgomery, Alabama. 101. elastic centre, and elastic cushion 103. Lalanne's hard rubber, with gilt for labia. springs. 80. O'Leary's hard rubber cup, with a 104. Valleix's original stem pessary screw to regulate its length, rest ing on a plate secured exter- 105. 81. Globular, silver gilt, of a similar construction. 82. Taft's ball and socket (patented). 83. Of gutta-percha. 84. Banning's, of hard rubber. 85. Physick's silver gilt globe pessary, improved by Tiemann & Co. 86. Elmer's silver gilt. 87. Blumenthal's gilt, steel springs. 91. Davis's, of hard rubber; the rings across it can be removed or added, as length is desired: a, represents the instrument as introduced; b, as in situ. 106. before and after introduction. Simpson's stem pessary, with spring below the ball admitting motion added by Tiemann & Co. Wright's silver gilt. 107. Tiemann & Co.'s: a, before introduction; b, placed in situ by means of a screw in the shank, fastened by a fillet around the abdomen. 108. Rochester's Valleix's improved. 109. Peaslee's intra-uterine, self-retaining. 110. Simpson's galvanic (copper and 111. 112. zinc), self-retaining. Some have the different metals at the extremities of the stem, and others the metals run the whole length of the stem. Hitchcock's hard rubber. Small silver, self-retaining intrauterine; by turning a screw the end is opened within the uterus. Miller's intra-uterine: a, of hard rubber; b, of lead. Sims' intra-uterine: a, before introduction; b, as in situ. Budd's intra-uterine: a, as before introduction by means of a holder; b, in position. Elliott's intra-uterine, with movable stem. |