Bicycle Ergometer
Bicycle Ergometer - Related Videos
11:45
Preparation of Stable Bicyclic Aziridinium Ions and Their Ring-Opening for the Synthesis of Azaheterocycles
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Cited by 2 •
2018
Bicyclic aziridinium ions such as 1-azoniabicyclo[4.1.0]heptane tosylate were generated from 2-[4-tolenesulfonyloxybutyl]aziridine, which was utilized for the preparation of substituted piperidines and azepanes via regio- and stereospecific ring-expansion with various nucleophiles. This highly efficient protocol allowed us to prepare diverse azaheterocycles including natural products such as fagomine, febrifugine analogue and balanol.
01:29
Diels–Alder Reaction Forming Bridged Bicyclic Products: Stereochemistry
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2023
Diels–Alder reactions between cyclic dienes locked in an s-cis configuration and dienophiles yield bridged bicyclic products. Dienophiles with one or more electron-withdrawing substituents form stereochemically different products in which the substituents are oriented in an endo (towards) or exo (away) configuration relative to the double bond. The endo isomer is formed faster and is the kinetic product. The exo isomer is more stable and is the thermodynamic product.
06:19
Standardized Protocol For Monitoring Muscle Fatigue and Biomechanics In Amateur Cyclists Using Infrared Thermography
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2026
Cycling biomechanics relies on efficient muscle activation and core stabilization. Infrared thermography (IRT) offers non-invasive monitoring of muscle fatigue. This protocol establishes a standardized methodology for integrating IRT into biomechanical analysis, aiming to optimize performance and prevent injury in amateur cyclists through precise physiological monitoring.
07:32
Experimental Protocol of a Three-minute, All-out Arm Crank Exercise Test in Spinal-cord Injured and Able-bodied Individuals
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Cited by 2 •
2017
We present a protocol to test the aerobic and anaerobic power of the upper body muscles over a duration of 3 min in able-bodied as well as in paraplegic and tetraplegic individuals. The protocol presents specific modifications in its application for upper-body exercise in individuals with or without disability.
07:53
Assessment of Neuromuscular Function Using Percutaneous Electrical Nerve Stimulation
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Cited by 30 •
2015
We present a protocol to assess changes in neuromuscular function. Percutaneous electrical nerve stimulation is a non-invasive method that evokes muscular responses. Electrophysiological and mechanical properties of these responses permit the evaluation of neuromuscular function from brain to muscle (supra-spinal, spinal and peripheral levels).
FAQs
Resistance determines the external workload that the participant must overcome while pedaling. Expressing this workload in watts gives the assessment a controlled mechanical reference, allowing physiological responses to be examined at defined exercise intensities. This standardization helps clinicians compare performance within an assessment and across repeated evaluations, provided the workload settings remain consistent.
These measurements describe different aspects of the response to increasing exercise intensity. Heart rate and blood pressure reflect cardiovascular response, oxygen uptake indicates the physiological demand of exercise, and electrocardiographic activity provides cardiac electrical information. Recording them alongside workload helps relate symptoms or functional limitations to the intensity at which they appear.
Progressively increasing intensity reveals how physical capacity changes as the mechanical demand rises. The resulting pattern of workload and physiological responses can help identify functional limitations and characterize exercise tolerance. Because each stage corresponds to a controlled workload, clinicians can assess responses systematically rather than relying only on an unstandardized estimate of effort.
Interpretation links the applied workload with measured physiological responses and the participant's functional performance. Workload, heart rate, blood pressure, oxygen uptake, and electrocardiographic activity provide complementary information about exercise response. Considering these variables together supports assessment of physical capacity and helps distinguish a change in performance from a change in the body's response to exercise.
The assessment begins by setting a defined workload through the ergometer's resistance, followed by pedaling while the workload is maintained or increased. During the exercise, clinicians record relevant physiological responses, including heart rate, blood pressure, oxygen uptake, and electrocardiographic activity. The combined workload and response data then support evaluation of exercise capacity and limitations.
Medical applications include cardiopulmonary exercise testing, evaluation of functional limitations, exercise prescription, and rehabilitation monitoring. The controlled workload makes it possible to examine how a person's physiological responses change during standardized exercise. This information can guide clinical assessment and provide a structured basis for planning or reviewing exercise-related care.
Repeated assessments use controlled workload settings to compare performance and physiological responses over time. An individual's ability to complete a given workload, or the response observed at that workload, can be reviewed against earlier testing. This approach helps track treatment response and changes in physical fitness while reducing variation caused by inconsistent exercise demands.