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The disposable bivalved plastic vaginal speculum is used in office gynecology. A speculum (Latin for 'mirror'; pl.: specula or speculums) is a medical tool for investigating body orifices, with a form dependent on the orifice for which it is designed. In old texts, the speculum may also be referred to as a diopter or dioptra. [1]
A weighted speculum is placed in the vagina during vaginal surgery with the patient in the lithotomy position. The weight holds the speculum in place and frees the surgeon's hands for other tasks. Auvard's speculum: Speculum used in standard vaginal procedures. Cusco's speculum: Bivalved self retaining speculum.
For others, "switching to a smaller-size speculum such as a pediatric speculum" — which is narrower and shorter than other speculums — "or switching to a different type of device may all help ...
Cusco's speculum is usually 80 millimeters (3.1 in) long and 22 millimeters (0.87 in) broad. However, smaller and larger sizes are available. Cusco's speculum is used for introducing an intrauterine contraceptive device , taking a Pap smear , cauterization of vaginal erosion, and colposcopic examination. [ 3 ]
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Sims' speculum is available in various sizes, and the size appropriate to the vaginal dimensions of the woman is chosen for use. The disadvantage of Sims' speculum is that it is not self-retaining. The examiner might want to use an anterior wall retractor in addition to Sims' speculum for better visualization of the cervix. [2]
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