نتایج جستجو برای: gamma sterilization
تعداد نتایج: 131061 فیلتر نتایج به سال:
The passage of the Virginia Sterilization Act of 1924 [4] demonstrates how science has been used to drive policy throughout history. In the case of the Virginia sterilization [5] law, the science used to draft the law was based on the principles of eugenics [6]. With the help of Harry Laughlin?s Model Sterilization Law [7], the state of Virginia was able to pass its own law allowing sterilizati...
Radiation based sterilization is a common tool for microbial inactivation in different products on commercial scale. The objective of the current study was to determine effect gamma radiation cephradine antibiotic solid-state enhance its biological response. Cephradine drug powder form treated with doses (25, 50, 75, 100 and 125 kGy) cobalt-60 source Gamma cell-220 at rate 8.5 gray/h. assessed ...
OBJECTIVE This study aimed to investigate, in vitro, possible alterations on mini-implants surface after retrieval and if the cleaning process and sterilization can predispose damages. MATERIALS AND METHODS Two commercial mini-implants were tested for deformations after drilling and removing in artificial bone four times. Samples were analyzed by scanning electron microscopy, and surface alte...
Objective. This study evaluated the effect of microwave sterilization on the hardness of silicone and acrylic based relining materials. Material and Method. Acrylic resin specimens were fabricated and the resilient materials (GC Extra soft and Trusoft) were bonded to these specimens, which acted as a denture base. The specimens were divided into 6 groups (n=10); i.e. 3 groups of silicone and 3 ...
OBJECTIVE To assess if HIV-infected women made different choices for postpartum sterilization after implementation of the Pediatric AIDS Clinical Trials Group protocol 076 (November 1, 1994) compared to before implementation. STUDY DESIGN A retrospective cohort study in which medical records were reviewed to obtain demographic, obstetric and HIV-related data from January 1993 through December...
CONTEXT Although the number and rate of tubal sterilizations, the settings in which they are performed and the characteristics of women obtaining sterilization procedures provide important information on contraceptive practice and trends in the United States, such data have not been collected and tabulated for manyyears. METHODS Information on tubal sterilizations from the National Hospital D...
This paper discusses an approach for establishing a sterilization dose for an aseptically processed product after the product is in its final packaged state, in other words, terminal sterilization. It applies to aseptic processes where the fill/finish operation is conducted in a closed system using isolator or restricted access barrier technology, that is, no human intervention. The example tha...
Female sterilization, one of the most effective forms of pregnancy prevention, can be performed remote from pregnancy (interval sterilization) or around the time of delivery. Modern methods for sterilization include tubal interruption, salpingectomy, and transcervical sterilization. Tubal interruption has been the primary method for interval sterilization for decades, developing as a means of r...
OBJECTIVE To describe the reproductive and mental health of American Indian and Alaska Native (AI/AN) women, an understudied population. METHODS Data from the 2004 Behavioral Risk Factor Surveillance System survey were analyzed to determine the 1) prevalence of female sterilization among a nationally representative sample of reproductive age AI/AN women and 2) the association of female steril...
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