MindMap Gallery Ischemia-reperfusion injury mind map for patients
This is a mind map about ischemia-reperfusion injury. The main contents include: the pathophysiological basis of prevention, functional metabolic changes, occurrence mechanism, causes and conditions.
Edited at 2024-04-06 00:53:29This is a flowchart illustrating the process of archiving monthly failure analysis reports and tracking the implementation of improvement measures. The diagram is structured into five main steps, each with specific tasks and sub-tasks.Monthly Report Collection & Organization: This step involves collecting failure analysis reports from various departments, reviewing them for completeness, and categorizing them by product, failure mode, and severity. Root Cause Analysis & Statistics: Here, the focus is on categorizing causes, analyzing trends, identifying root causes, and compiling statistics on high-frequency failure modes and key components. Improvement Measure Formulation & Assignment: This step includes formulating improvement measures, assigning responsibilities, and setting timelines for implementation.Measure Implementation Tracking & Verification: It involves tracking the progress of implementation, verifying effectiveness, and confirming issue closure.Knowledge Base Update & Monthly Report Output: The final step covers archiving reports, updating the knowledge base, and compiling monthly summaries.This template can be easily reused and adapted using tools like EdrawMind to suit different organizational needs.
This is a timeline infographic detailing the annual product certification acquisition countdown process, structured into four sequential phases. The first phase, Certification Planning & Initiation, encompasses goal setting, timeline planning, resource preparation, defining specific certification objectives such as CCC/CE/FCC, formulating an annual plan with key milestones, and allocating necessary budget, personnel, and sample resources. Following this, the Application & Testing Phase involves material submission, coordination with certification agencies, core testing procedures, preparation of technical documents, application forms, and samples, selection of the appropriate certification agency, and execution of critical safety, EMC, and RF tests. The subsequent Rectification & Acquisition Phase focuses on addressing and rectifying any identified issues, re-verification processes, acquisition of the certificate, analysis of test issues, implementation of necessary fixes, and modification of samples for supplemental testing. Finally, the Countdown Monitoring phase emphasizes tracking progress, managing risks, monitoring remaining days and key milestones, managing time, technical, and cost risks, and maintaining effective internal and external communication throughout the process. This comprehensive template can be readily reused and adapted using tools like EdrawMind to meet diverse organizational requirements.
This is a flowchart detailing the weekly update and review plan for technical documents. The process is divided into six main stages, each with specific tasks and responsibilities. It begins with Weekly Planning, where the document scope is defined, update objectives are set, and schedules are arranged. Next, Document Updates involve maintaining various documents such as hardware design documents, test specifications, and BOM tables, alongside version control and archiving. Internal Review Preparation follows, focusing on compiling review materials, identifying participants, and setting agendas. The Review Meeting stage includes document examination, problem discussion, decision recording, and responsibility allocation. After the meeting, Review Feedback Processing takes place, involving issue tracking, document modification, quality checks, and closure verification. Finally, Output Deliverables are prepared, including official release versions, release notifications, review reports, and plans for the next week. This structured approach ensures systematic and efficient management of technical documents, and the template can be easily adapted using tools like EdrawMind.
This is a flowchart illustrating the process of archiving monthly failure analysis reports and tracking the implementation of improvement measures. The diagram is structured into five main steps, each with specific tasks and sub-tasks.Monthly Report Collection & Organization: This step involves collecting failure analysis reports from various departments, reviewing them for completeness, and categorizing them by product, failure mode, and severity. Root Cause Analysis & Statistics: Here, the focus is on categorizing causes, analyzing trends, identifying root causes, and compiling statistics on high-frequency failure modes and key components. Improvement Measure Formulation & Assignment: This step includes formulating improvement measures, assigning responsibilities, and setting timelines for implementation.Measure Implementation Tracking & Verification: It involves tracking the progress of implementation, verifying effectiveness, and confirming issue closure.Knowledge Base Update & Monthly Report Output: The final step covers archiving reports, updating the knowledge base, and compiling monthly summaries.This template can be easily reused and adapted using tools like EdrawMind to suit different organizational needs.
This is a timeline infographic detailing the annual product certification acquisition countdown process, structured into four sequential phases. The first phase, Certification Planning & Initiation, encompasses goal setting, timeline planning, resource preparation, defining specific certification objectives such as CCC/CE/FCC, formulating an annual plan with key milestones, and allocating necessary budget, personnel, and sample resources. Following this, the Application & Testing Phase involves material submission, coordination with certification agencies, core testing procedures, preparation of technical documents, application forms, and samples, selection of the appropriate certification agency, and execution of critical safety, EMC, and RF tests. The subsequent Rectification & Acquisition Phase focuses on addressing and rectifying any identified issues, re-verification processes, acquisition of the certificate, analysis of test issues, implementation of necessary fixes, and modification of samples for supplemental testing. Finally, the Countdown Monitoring phase emphasizes tracking progress, managing risks, monitoring remaining days and key milestones, managing time, technical, and cost risks, and maintaining effective internal and external communication throughout the process. This comprehensive template can be readily reused and adapted using tools like EdrawMind to meet diverse organizational requirements.
This is a flowchart detailing the weekly update and review plan for technical documents. The process is divided into six main stages, each with specific tasks and responsibilities. It begins with Weekly Planning, where the document scope is defined, update objectives are set, and schedules are arranged. Next, Document Updates involve maintaining various documents such as hardware design documents, test specifications, and BOM tables, alongside version control and archiving. Internal Review Preparation follows, focusing on compiling review materials, identifying participants, and setting agendas. The Review Meeting stage includes document examination, problem discussion, decision recording, and responsibility allocation. After the meeting, Review Feedback Processing takes place, involving issue tracking, document modification, quality checks, and closure verification. Finally, Output Deliverables are prepared, including official release versions, release notifications, review reports, and plans for the next week. This structured approach ensures systematic and efficient management of technical documents, and the template can be easily adapted using tools like EdrawMind.
ischemia-reperfusion injury
Reasons and conditions
Common causes
Restore blood supply to tissues and organs after ischemia
Use of certain medical technologies
Cardiac surgery and pulmonary thrombectomy under extracorporeal circulation, Cardiopulmonary resuscitation, brain resuscitation, etc.
Common conditions
ischemia time
collateral circulation
aerobic level
High oxygen demand is prone to
Conditions for reperfusion
Reperfusion fluid pressure, temperature, pH value and electrolyte Concentrations are closely related to reperfusion injury
The mechanism
Increased free radicals
Free radical concept and classification
Free radical: has a single unpaired electron in the outer electron orbital atoms, groups or molecules of
Oxygen free radicals
Chemically active oxygen-containing compounds are collectively called reactive oxygen species
lipid free radicals
It is generated by the interaction between oxygen free radicals and polyunsaturated fatty acids. intermetabolites
Generation and removal of free radicals
generate
Single electron reduction during oxidative phosphorylation
Many enzymatic and non-enzymatic reactions in the body can be carried out through single electron transfer generate free radicals
Clear
Antioxidants
Donate electrons to oxidize free radicals
Antioxidase
The mechanism of increase in free radicals caused by ischemia-reperfusion
mitochondrial damage
Neutrophil recruitment and activation
Increased formation of xanthine oxidase
Increased autooxidation of catecholamines
The mechanism of body damage caused by increased free radicals
membrane lipid peroxidation
Damage to cell and organelle membrane structures
Increased production of biologically active substances
Reduced ATP production
protein function inhibition
Nucleic acid damage and DNA fragmentation
calcium overload
Increased intracellular calcium ion content
The mechanism of calcium overload caused by ischemia-reperfusion
Na-Ca exchange abnormality
Protein kinase C (PKC) activation
biofilm damage
cell membrane damage
Under normal circumstances, the outer plate of the cell membrane is coated with polysaccharides tightly composed of calcium ions connected
mitochondrial membrane damage
Normally, the calcium content in mitochondria is 500 times that of the cytoplasm.
endoplasmic reticulum membrane damage
causing calcium pump dysfunction
The mechanism of body damage caused by calcium overload
energy metabolism disorder
Decomposition of cell membrane and structural proteins
aggravate acidosis
Overactivation of inflammatory response
The mechanism of excessive activation of inflammatory response caused by ischemia-reperfusion
Increased production of cell adhesion molecules
Increased production of chemokines and cytokines
The mechanism by which inflammatory response causes damage to the body
Microvascular damage
Microvascular hemorrheological changes
Increased microvascular permeability
cell damage
Activated neutrophils and vascular endothelial cells can release large amounts of active substance
Functional metabolic changes
Myocardial ischemia-reperfusion injury
reperfusion arrhythmia
myocardial systolic dysfunction
reperfusion myocardial stunning
reversible myocardial dysfunction
Microvascular obstruction
Structural changes in myocardium
The basement membrane is partially missing, the plasma membrane is damaged, and the myofibrillar structure is broken Bad, mitochondrial damage
Changes in cerebral ischemia-reperfusion injury
The most obvious morphological changes are cerebral edema and brain cell necrosis.
Brain injury mechanism
Excitatory amino acid toxic effects
Increased free radicals, reactive oxygen species and inflammatory mediators
calcium overload
Changes in ischemia-reperfusion injury of other organs
Lungs, liver, kidneys, intestines
The pathophysiological basis of prevention
Early restoration of blood flow and control of reperfusion conditions
Scavenge and reduce free radicals, reduce calcium overload
free radical scavenger
Reduce free radical production
Calcium channel antagonist, mitochondrial calcium transporter, sodium-hydrogen exchanger
Apply cytoprotective agents and inhibitors
Activate endogenous protective mechanisms
ischemic preconditioning
ischemic postconditioning
remote ischemic preconditioning