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Related Concept Videos

Clinical Trials01:16

Clinical Trials

Clinical trials are prospective experimental studies conducted on humans to determine the safety and efficacy of treatments, drugs, diet methods, and medical devices. Using statistics in clinical trials enables researchers to derive reasonable and accurate conclusions from the collected data, allowing them to make wise decisions in uncertain situations. In medical research, statistical methods are crucial for preventing errors and bias.
There are four phases in a clinical trial. A phase one...
Ethics in Research01:56

Ethics in Research

Today, scientists agree that good research is ethical in nature and is guided by a basic respect for human dignity and safety. However, this has not always been the case. Modern researchers must demonstrate that the research they perform is ethically sound.
Psychosurgery01:30

Psychosurgery

Psychosurgery, the surgical alteration or permanent removal of brain tissue to alleviate severe psychological conditions, stands as one of the most radical and controversial treatments in the history of mental health care. Its development and application have evolved significantly, marked by dramatic shifts in scientific understanding and ethical perspectives.
Historical Development of Psychosurgery
In the 1930s, Portuguese neurologist Antonio Egas Moniz introduced a surgical procedure designed...
Blinding01:11

Blinding

Blinding is a commonly used method of not telling participants which treatment a subject is receiving. Blinding is a critical part of a randomized control trial or RCT. It reduces the bias that affects the results. In an RCT, blinding is used in the form of a placebo. A placebo effect occurs when untreated subjects falsely believe they have received the treatment and report improved symptoms. A placebo or a dummy treatment is administered to subjects to negate the bias caused by such an effect.
Clinical Trials: Overview01:11

Clinical Trials: Overview

Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast, controlled...

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Related Experiment Video

Updated: Jun 20, 2026

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition
04:53

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition

Published on: September 20, 2019

Ethics and methods in surgical trials.

C M Ashton1, N P Wray, A F Jarman

  • 1Department of Surgery, The Methodist Hospital, Houston, Texas, USA. cashton@tmhs.org

Journal of Medical Ethics
|September 1, 2009
PubMed
Summary
This summary is machine-generated.

This study addresses ethical and methodological challenges in evaluating invasive therapeutic procedures. It proposes developing consensus standards to improve research quality for these interventions.

Related Experiment Videos

Last Updated: Jun 20, 2026

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition
04:53

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition

Published on: September 20, 2019

Area of Science:

  • Medical Research Ethics
  • Clinical Trial Methodology
  • Surgical Innovation

Background:

  • Invasive therapeutic procedures, defined as interventions involving bodily entry via incisions or punctures to alter disease progression, face scrutiny regarding research standards.
  • Concerns exist about whether studies evaluating invasive procedures can achieve the same methodological rigor as those for pharmaceutical agents.
  • The ethical and methodological quality of clinical trials for invasive procedures requires significant improvement.

Purpose of the Study:

  • To examine the complex relationship between ethical considerations and methodological rigor in clinical trials of invasive therapeutic procedures.
  • To identify and address the apparent conflicts between ethical standards for human research and methodological standards in this field.
  • To propose a framework for enhancing the quality of research involving invasive interventions.

Main Methods:

  • A research project is described that investigates the interplay between ethical and methodological standards.
  • The study involves a planned development of consensus standards for trials of invasive procedures.
  • The approach focuses on achieving improvements in both ethical and methodological aspects of such research.

Main Results:

  • The paper outlines a research project designed to tackle ethical and methodological issues in invasive procedure trials.
  • It highlights the need for improved standards in evaluating the efficacy and safety of these interventions.
  • The project aims to foster a consensus on best practices for research in this domain.

Conclusions:

  • Developing consensus standards is crucial for enhancing the methodological and ethical quality of invasive therapeutic procedure trials.
  • Addressing the unique challenges of invasive procedure research is essential for patient safety and scientific advancement.
  • This work lays the groundwork for establishing robust guidelines to improve the integrity of clinical trials for invasive interventions.