medical notes

Apr 17th, 2015
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Monday, May 07, 2012VENTHOUSEVEntouse is an instrumental device design to assist delivery by creating a vacuum betweem it an the fetal skull. The pulling force is dragging the cranium but the forcepts directly transmitted to the base of the skull. Since Malstrom (1956) introduced and popularized its use, it has been modified b=many times. At PGH Nakuru, we now use the Kiwi.Metal capsThese were initially usedSoft caps, silicon caps are (silicon rubber or disposable plastic caps) have better adherence to the fetal skull. These cups could be folded and introduced into the vagina. causes less trauma and there is less chignon scars?Rigid plastic cap (rigid omnicap) is save, effective and is usefull in rortational delivery.The cap is connected to acap through a thin wall rubber tube by which air is evacuated. Vacuum is created by a hadn pump or electric pumpParts of the deviceThese includeSuction caps with four sizes (30, 40, 50 and 50 mm)A vacuum generatorTraction tubingIndications of using VenthouseMaternalInadequate expansive effortsMaternal exhaustion / distressWhere expansive efforts are to be avoided (cardial dse, hypertensive crises and cerebrovascular diseases).Fetal indicationsNon-reassuring fetal part e.g fetal dsitressAfter coming head of bridge?Suspiscion of fetal compromiseOthers includeProlonged 2nd stage of labor (naliparas:> 2 hrs, Multipara >1hrTo cut short the 2nd stage of labour as in severe PET, cardiac dse or for Caesarian pre

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