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Wounds and Injuries clinical trials

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NCT ID: NCT04612855 Completed - Nerve Injury Clinical Trials

Post-traumatic Neuropathy of the Trigeminal Nerve

Start date: January 28, 2019
Phase:
Study type: Observational

This is retrospective research mainly aims to determine the patterns of symptoms, clinical and radiological findings and outcomes in patients with trigeminal neuropathy following trauma or iatrogenic damage and how this translates into costs for the patient and society, work disability and medication use. The trigeminal nerve and its branches are at risk of damage during multiple dental and maxillofacial procedures: endodontics, extractions, removal of wisdom teeth, implant placement, use of local anaesthesia, orthognatic surgery. In the event of damage to these nerve branches, there is a high risk of developing a neuropathic pain that is considered very disabling for patients and that interferes with daily activities (eating, drinking, speaking, kissing, etc.). Moreover, there are few medicinal or surgical techniques available to eliminate neuropathy or reduce the symptoms. Causal procedures (e.g. the removal of wisdom teeth) are among the most frequently performed surgical procedures. The number of injuries increases every year, partly due to an increase in dental procedures. The often relatively minimal intervention combined with the major impact of these injuries on the patient's quality of life sometimes leads to medico-legal actions. The limited symptom control with current therapies of these post-traumatic neuropathies of the trigeminal nerve causes frustration and impotence in both the patient and the attending physician, which can also lead to medical shopping. Based on chart analysis, this study will examine the causes, possible risk factors and presenting symptoms, how this is reflected in clinical research and examinations, and which treatments are being instituted. Patient records from the Oral and Maxillofacial Surgery department between January 2010 and October 2018 will be checked. In addition, we wish to check the costs incurred by these patients as well as the work disability. To this end, a collaboration is being organised with Christian Mutuality (CM), the largest health insurance provider in Belgium. In order to increase the power of the study, the clinical data from the already coded, retrospective dataset of Prof. Tara Renton, co-investigator, will be transferred to the dataset of this new study.

NCT ID: NCT04607434 Completed - Immunosuppression Clinical Trials

Mechanism of Delayed Neutrophil Apoptosis in Acute Lung Injury

Start date: January 1, 2021
Phase:
Study type: Observational

Literature basis Acute respiratory distress syndrome (ARDS) is a clinical syndrome characterized by respiratory distress and progressive hypoxemia, which is caused by diffuse alveolar and pulmonary interstitial edema caused by various pulmonary and extrapulmonary factors other than cardiogenic factors. ARDS incidence rate is as high as 75 /10 000 per year, and sepsis and pulmonary infection are the most common causes. In the past, it was generally believed that excessive immune activation is the core of the pathophysiology of ARDS, and neutrophils are recognized as the core driver of inflammatory hyperactivity and lung injury in ARDS. Although some progress has been made in the epidemiology, pathogenesis and pathophysiology of ARDS in the past 50 years, and the clinical outcomes of some patients with ARDS have been improved by optimizing the mode of mechanical ventilation and fluid treatment, as well as prone ventilation and the use of muscle relaxants, ARDS is still one of the most common causes of death and disability in intensive care units, The mortality rate of the disease is currently as high as 30-40%. There is still a lack of effective drugs for the treatment of ARDS in clinic, and even glucocorticoids applied for immune overactivation have not achieved good results. This is related to the unclear pathogenesis of ARDS. Therefore, it is still a hot and difficult point to further explore the pathogenesis and progression of ARDS and find new therapeutic targets. In the past, mature PMN in peripheral blood was generally considered as a functional cell in the end stage, but it is widely involved in different innate immune responses (including inflammation, infection, tumor, autoimmunity, etc.) and can adopt very different effector mechanisms. Therefore, with the deepening of research, neutrophil subtypes with different functions (such as immune regulation and repair) have been identified in recent years: cd16dimcd62lbrightpmn and cd16brightcd62ldimmpmn. In the steady state of healthy people, the classic mature neutrophils (cd16brightcd62lbright) in peripheral blood account for more than 98% of the total PMN, and the proportion of the two neutrophil subtypes is relatively low. In the inflammatory state, the proportion of cd16dimcd62lbright and cd16brightcd62ldim neutrophils increased significantly. Proteomic analysis showed that there were significant differences between the two subtypes of neutrophils. The nucleus of cd16dimcd62lbright neutrophil subgroup is banded, which is released from bone marrow after being stimulated by lipopolysaccharide (LPS). It accounts for 20% - 25% of PMN in whole blood in LPS infection model. The apoptosis rate is significantly reduced, and the bacteriostatic effects such as oxidative burst and phagocytosis are significantly enhanced; On the contrary, cd16brightcd62ldim neutrophil subgroup has reduced antibacterial ability and shows immunosuppressive phenotype. It is a newly discovered neutrophil subtype with immunosuppressive function in recent years, which can inhibit T cell proliferation, which is related to immunosuppression in the experimental human endotoxemia model. In our previous studies, we have successfully obtained a new amino acid derivative of ocotillol ginsenoside, which may have the pharmacological activities of ocotillol ginsenoside and glycine, and has a potential role in improving the delay of apoptosis and immunosuppression of ARDS neutrophil subtypes, and has the potential of new drug development for the treatment of ARDS. The experimental steps are as follows: Firstly, the peripheral blood of ARDS patients in ICU was collected, and neutrophils were isolated from the peripheral blood. The proportion of neutrophil subtypes and the degree of apoptosis were detected by flow cytometry. Co culture with human T lymphocytes in vitro to observe its ability to inhibit T cell proliferation. Then, the neutrophils of ARDS patients were cultured with different doses of ginsenoside glycine derivatives, and the detection of the above indexes was repeated again. Finally, the mechanism of neutrophils in the pathogenesis and progression of ARDS was discussed.

NCT ID: NCT04605601 Completed - Clinical trials for Obstetric Brachial Plexus Injury

The Effects of Virtual Reality Patients With Obstetric Brachial Plexus Injury

Start date: May 24, 2019
Phase: N/A
Study type: Interventional

Obstetric brachial plexus injury is the flask paralysis of the arm, which emerges from a difficult birth. This results from the damage to the nerves from the C5 cervical root to T1. Following brachial plexus injury, movement impairment, a decrease in the joint range of motion, muscle contractures, motor disorders related to muscle weakness, and the loss of functional movements are commonly observed. Many rehabilitation programs for the upper extremity aim at developing functional improvement in addition to increasing the active range of motion of the related limb in children with Obstetric brachial plexus injury. Obstetric brachial plexus injury treatment includes both conservative and surgical interventions. The first intervention in all the Obstetric brachial plexus injury cases is conservative. In recent years, supporting the treatment with virtual reality exercises in addition to the conventional brachial plexus rehabilitation is a method being tested. The use of virtual reality treatment in physiotherapy and rehabilitation has substantially increased within the last 6-7 years. Virtual reality is a method that enables working with task-based techniques by creating stimulating and entertaining environments and especially using children's interest and motivation. Nintendo Wii, which is used in the virtual reality treatment, is a device that can be controlled wirelessly, consists of a system console, remote control for activity control, and a sensor perceiving the change in movements, and a display screen, and gives the opportunity to work with the person individually. The aim of this study is to investigate the effects of the conventional physiotherapy approach and virtual reality applications with Nintendo Wii, applied additionally in this study, on upper extremity functions in children with obstetric brachial plexus injury. They can directly be mentioned as the effects on muscle strength, normal joint range of motion, and functionality.

NCT ID: NCT04604574 Completed - Clinical trials for Substance Use Disorders

Evaluating the Integration of Indigenous Healing With Principals of Seeking Safety for Treatment of Indigenous Patients With a History of Trauma and Active Substance Use Disorder.

Start date: January 1, 2018
Phase: N/A
Study type: Interventional

Background: The negative health outcomes experienced by Indigenous peoples may be understood as direct consequences of colonization. One of the key consequences of the colonial influence on Canada's Indigenous peoples has been intergenerational trauma (IGT). Indigenous communities in Canada face significant challenges with IGT, which often manifest in substance use disorders (SUD). Indigenous communities have identified SUD as one of their greatest health challenges(Maté 2009), with some Northern Ontario First Nations communities experiencing SUD rates of 70% (Calveson 2010). Most Elders, traditional healers, and Indigenous scholars agree that connecting treatment to culture, land, community, and spiritual practices is a pathway to healing trauma and SUD for Indigenous peoples. Recent work by Dr. Teresa Naseba Marsh has demonstrated that Indigenous Healing and Seeking Safety (IHSS) model for trauma therapy can be effectively combined for the treatment of Indigenous patients with a history of trauma and SUD. Seeking Safety incorporates the inclusion of the mind, body, spirit, and self-awareness during treatment, and the perspective of Seeking Safety is convergent with traditional Indigenous healing methods. Benbowopka Treatment Centre is a residential treatment site operated by Mamaweswen, located in the North Shore Tribal Council in Blind River, Ontario. Benbowopka's mandate is to provide treatment for Indigenous clients with trauma and SUD. They are also implementing a culturally sensitive program grounded in IHSS methodology for the treatment of Indigenous patients' trauma and SUD. Through our current collaboration with Benbowopka and Mamaweswen the applicants have collected baseline data from client files to establish historical outcomes going back three years. In 2016, we began the collaborative implementation of the Indigenous Healing and Seeking Safety (IHSS) model for trauma therapy for clients at Benbowopka. Objective: The purpose of this proposal is to evaluate the effectiveness of the IHSS intervention which blends Indigenous Healing Practices and a mainstream treatment model, Seeking Safety for the treatment of Indigenous patients with a history of trauma and SUD. Methodology: In collaboration with the North Shore Tribal Council and the Benbowopka Treatment Center, we propose a prospective evaluation of IHSS treatment for Indigenous patients with a history of trauma and SUD. Benbowopka treats approximately 90 patients per year in a residential treatment program, and the program has high quality retrospective data on their programming and outcomes. We propose to benchmark anonymized historical program outcomes by evaluating program outcomes and the impact of program completion on health systems usage. Impact of treatment on health system usage will be determined by linking anonymized patient records with records at the Institute for Clinical and Evaluative Sciences (ICES). ICES linkage will provide further insight into hospitalizations, interaction with emergency, mental health, and primary care usage before and following the implementation of the IHSS intervention. We will respect the Tricouncil Policy Statement, Chapter 9, which highlights the importance of engaging with First Nations throughout all phases of the research process. In addition, we will honour Indigenous knowledge by engaging with Elders and the North Shore Tribal council. Through the data governance protocols established at ICES, we will respect the First Nations principles of ownership, control, access and possession of data (OCAP™). Dr. Jennifer Walker Canada Research Chair in Indigenous Health at the Center for Rural and Northern Health Research and ICES Scientist will oversee the process of data sharing and linking de-identified Benbowopka treatment data to anonymized health system data at ICES. Benbowopka and the North Shore Tribal council will maintain complete ownership over the study data and its subsequent dissemination. Anticipated Outcome: We expect that patients who are treated in the IHSS treatment model will have improved outcomes as compared to previous patients of Benbowopka treated under the abstinence based model of therapy. Objectives measures will include treatment completion, substance use at program completion, substance use at follow-up, ED visits, hospitalization, and death. Patient satisfaction will be tracked using surveys administered at treatment completion and is expected to improve with implementation of IHSS. Impact: We expect to demonstrate that the IHSS is a culturally sensitive and effective treatment model for Indigenous patients who are affected by trauma and substance use disorder.

NCT ID: NCT04600271 Completed - Acute Renal Injury Clinical Trials

Acute Renal Injury After Major Elective Non-Cardiac Surgery

Start date: June 1, 2019
Phase:
Study type: Observational

The study is planned to be a single-center study and includes patients who underwent major surgery within Istanbul University Istanbul Faculty of Medicine with an invasive arterial line. Our aim to define the incidence of acute renal injury in our setting and to investigate the risk factors listed in detailed description. After obtaining written informed consent from the patients, preoperative risk factors will be notes. Following standard anesthesia monitoring as well as routine anesthesia induction and maintenance, invasive arterial monitoring will be performed due to the major surgery and hemodynamic values will be recorded throughout the surgery. The primary outcome will be acute renal injury based on KDIGO's (Kidney Disease: Improving Global Outcomes) definition of acute renal damage. Postoperative data regarding this outcome as well as additional data listed in detailed description will be collected.

NCT ID: NCT04597463 Completed - Hysteroscopy Clinical Trials

The Combination of Endometrial Injury and Freeze All Strategy in Women With a History of RIF

Start date: December 2, 2017
Phase: N/A
Study type: Interventional

The investigators checked the hypothesis whether endometrial injury performed during the cycle before a frozen embryo transfer in women with RIF can improve pregnancy rates

NCT ID: NCT04596436 Completed - Free Fall Trauma Clinical Trials

Mortality in Free-fall Trauma Patients

Start date: October 13, 2020
Phase:
Study type: Observational

In this study, the investigators aimed to analyze the demographic characteristics, patterns of injury, and mortality after free fall in the emergency department of the National Taiwan University Hospital, and the affiliations, Hsin-Chu branch, and Yun-lin branch.

NCT ID: NCT04595916 Completed - Clinical trials for Acute Drug Induced Liver Injury

Efficacy and Safety of Polyene Phosphatidylcholine in Treatment of Patients With Acute Drug-induced Liver Injury

Start date: April 4, 2020
Phase: Phase 4
Study type: Interventional

The purpose of this study is to explore the efficacy and the safety of polyene phosphatidylcholine Injection in patients with acute drug-induced liver injury after 2-4 weeks of treatment.

NCT ID: NCT04594291 Completed - Acute Kidney Injury Clinical Trials

MRI Changes of Acute Kidney Injury in COVID-19

MRI-AIDED
Start date: October 7, 2020
Phase:
Study type: Observational

This is a prospective observational cohort study that will aim to recruit 60 participants who have had COVID-19, were admitted to hospital, required intensive care, and/or developed AKI during their hospital stay. Potential participants will be approached either by telephone by a member of the research team or via clinics (nephrology, post-ICU follow up clinics).

NCT ID: NCT04593693 Completed - Diabetic Foot Ulcer Clinical Trials

A Dual-center Study Evaluating Clinical Acceptance of a NPWT Wound Care System

Start date: December 10, 2020
Phase: N/A
Study type: Interventional

The purpose of this study is to determine if use of the Medela Invia Motion NPWT system supports acceptable progress towards the goal of therapy when treating patients with a variety of wound types during the evaluation period.