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Related Concept Videos

Bioavailability Enhancement: Drug Solubility Enhancement01:16

Bioavailability Enhancement: Drug Solubility Enhancement

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Body:Bioavailability is a critical factor in determining a drug's effectiveness. It refers to the proportion of a drug that enters the circulation when introduced into the body and is, as a result, able to have an active effect. Enhancing bioavailability is essential for drugs with poor solubility, as it can significantly impact their therapeutic efficacy. Various methods are employed to increase the solubility of drugs, thereby enhancing their bioavailability.Micronization and nanonization are...
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Bioavailability Enhancement: Drug Permeability Enhancement01:27

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Body:After oral administration, poor permeability often limits the rate at which drugs are absorbed through the intestinal epithelium. Enhancing drug permeability is crucial for effective therapy, and several strategies have been developed to overcome this challenge.One effective strategy involves the use of lipid-based formulations. These formulations enhance dissolution and solubility, targeting physiological mechanisms to increase drug absorption. This includes stimulating bile salt...
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Bioavailability Enhancement: Drug Stability Enhancement and GI Retention01:05

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Body:Improving a drug's stability in the gastrointestinal (GI) tract is paramount for enhancing its bioavailability and therapeutic effectiveness. Various strategies are employed to protect the drug from the harsh gastric milieu and to ensure its release and absorption at the desired site within the GI tract.Polymer coatings are one such method used to shield drugs from the stomach's acidic environment. By preventing premature drug release, these coatings improve the bioavailability of unstable...
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Drug Dosing: Infants and Children01:29

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Pediatric patient dosages diverge from adults due to disparities in body surface area, total body water, and extracellular fluid per kilogram of body weight. The dosing regimen considers the variations in pharmacokinetics and pharmacology across distinct age groups, encompassing preterm newborns, infants, young children, older children, and adolescents. Calculation of pediatric patient doses is predicated on determining body surface area, which exhibits a superior correlation with the child's...
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Self-Evaluation: Self-Enhancement and Self-Verification03:00

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Social psychologists have documented that feeling good about ourselves and maintaining positive self-esteem is a powerful motivator of human behavior (Tavris & Aronson, 2008). In the United States, members of the predominant culture typically think very highly of themselves and view themselves as good people who are above average on many desirable traits (Ehrlinger, Gilovich, & Ross, 2005). Often, our behavior, attitudes, and beliefs are affected when we experience a threat to our...
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Poison can be effectively removed from the gastrointestinal (GI) tract through various decontamination procedures.
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Related Experiment Video

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Robot-assisted Partial Splenectomy
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Computer-assisted robot-enhanced laparoscopic fundoplication in children.

Colin G Knight1, Attila Lorincz, Kelly M Gidell

  • 1The Maxine and Stuart Frankel Foundation, Computer-Assisted Robot-Enhanced Surgery Program, Children's Hospital of Michigan, Detroit, MI 48201, USA.

Journal of Pediatric Surgery
|June 9, 2004
PubMed
Summary

Pediatric robotic surgery for fundoplication is safe and effective. Robot-assisted procedures in children demonstrated reduced operating times and enhanced surgeon confidence, paving the way for more complex pediatric surgeries.

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Area of Science:

  • Pediatric surgery
  • Minimally invasive surgery
  • Robotic surgery

Background:

  • Robotic surgery offers advantages over traditional laparoscopy, including enhanced dexterity and precision.
  • The Zeus Robotic Surgery System was utilized for pediatric fundoplication procedures.

Purpose of the Study:

  • To evaluate the safety and efficacy of robot-assisted fundoplication in pediatric patients.
  • To assess the learning curve and outcomes associated with robotic fundoplication in children.

Main Methods:

  • Retrospective review of prospectively collected data from 15 pediatric patients undergoing robot-assisted fundoplication.
  • Data collected included set-up time, operating time, and patient outcomes.

Main Results:

  • All 15 cases (1 Heller myotomy with Dor fundoplication, 14 Nissen fundoplications) were completed successfully without complications or conversions.
  • Operating time decreased significantly with experience, from 323 minutes for the first case to 180 minutes on average.
  • Surgeons reported improved ease and confidence in critical surgical tasks like suturing and knot tying.

Conclusions:

  • Robot-assisted gastric fundoplication is a viable and safe procedure in a pediatric teaching hospital setting.
  • The enhanced dexterity provided by robotic systems facilitates complex pediatric surgical interventions.