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List of works by Amit Gefen

A New System for Monitoring Gait Training in Infants With Down Syndrome

A biomechanical model of Peyronie's disease.

scientific article published in December 2000

A computational method for developing hierarchical large deformation viscoelastic models of the contracting heart

scientific article published on 24 June 2011

A method for patient-specific evaluation of vertebral cancellous bone strength: in vitro validation.

scientific article published on 28 November 2006

A method for quick, low-cost automated confluency measurements

scientific article

A method of quantification of stress shielding in the proximal femur using hierarchical computational modeling

scientific article published in February 2006

A new pressure ulcer conceptual framework ⬇️

scientific article

A new technique for studying directional cell migration in a hydrogel-based three-dimensional matrix for tissue engineering model systems

scientific article published on 20 June 2013

A novel system for dynamic stretching of cell cultures reveals the mechanobiology for delivering better negative pressure wound therapy

scientific article published on 14 August 2020

A phenomenological model for chemico-mechanically induced cell shape changes during migration and cell-cell contacts

scientific article published on 24 May 2012

A pilot study of a phenomenological model of adipogenesis in maturing adipocytes using Cahn-Hilliard theory

scientific article published on 15 July 2011

A randomised controlled trial of the clinical effectiveness of multi-layer silicone foam dressings for the prevention of pressure injuries in high-risk aged care residents: The Border III Trial

scientific article published on 10 April 2018

A review of deep tissue injury development, detection, and prevention: shear savvy

scientific article

A semi-stochastic cell-based formalism to model the dynamics of migration of cells in colonies

scientific article published on 26 March 2011

A semi-stochastic cell-based model for in vitro infected 'wound' healing through motility reduction: a simulation study

scientific article published on 9 November 2012

A simple stochastic model to explain the sigmoid nature of the strain-time cellular tolerance curve

scientific article published on 14 December 2011

A standardized objective method for continuously measuring the kinematics of cultures covering a mechanically damaged site

scientific article published on 5 August 2011

A three dimensional heart model based on anatomically aligned trusses

scientific article published in January 2007

A three-dimensional model of the penis for analysis of tissue stresses during normal and abnormal erection

scientific article published on 8 March 2007

Adipocyte stiffness increases with accumulation of lipid droplets

scientific article published on March 2014

Age-dependent changes in material properties of the brain and braincase of the rat.

scientific article published in November 2003

An Analytical Approach to Corneal Mechanics for Determining Practical, Clinically-Meaningful Patient-Specific Tissue Mechanical Properties in the Rehabilitation of Vision

scientific article published on 08 October 2014

An air-cell-based cushion for pressure ulcer protection remarkably reduces tissue stresses in the seated buttocks with respect to foams: finite element studies

scientific article

An integrated experimental-computational study of the microclimate under dressings applied to intact weight-bearing skin

scientific article published on 28 January 2020

Analysis of mechanical stresses within the alveolar septa leading to pulmonary edema

scientific article published on 01 January 2001

Analysis of muscular fatigue and foot stability during high-heeled gait

article

Analysis of stress distribution in the alveolar septa of normal and simulated emphysematic lungs

scientific article

Are in vivo and in situ brain tissues mechanically similar?

scientific article published on 01 September 2004

Assessment of mechanical conditions in sub-dermal tissues during sitting: a combined experimental-MRI and finite element approach

scientific article published on 21 August 2006

Assessment of sub-epidermal moisture by direct measurement of tissue biocapacitance

scientific article published on 26 July 2019

Ausbreitung von Ulzerationen im diabetischen Fu�

scientific article published on 01 September 2004

Bioengineering models of deep tissue injury

scientific article published on January 2008

Bioengineering research in tissue viability

scientific article published on 10 December 2009

Biomechanical analysis of fatigue-related foot injury mechanisms in athletes and recruits during intensive marching.

scientific article published on May 2002

Biomechanical analysis of the keratoconic cornea

scientific article published on 15 July 2008

Biomechanical analysis of the three-dimensional foot structure during gait: a basic tool for clinical applications.

scientific article published on December 2000

Biomechanical aspects of Peyronie's disease in development stages and following reconstructive surgeries

article

Biomechanics of PUs in paediatric care settings.

scientific article published in March 2015

Cell-level temperature distributions in skeletal muscle post spinal cord injury as related to deep tissue injury

scientific article published on 29 December 2009

Cell-to-cell variability in deformations across compressed myoblasts

scientific article published on August 2011

Cellular-scale transport in deformed skeletal muscle following spinal cord injury

scientific article published on 01 May 2011

Changes in permeability of the plasma membrane of myoblasts to fluorescent dyes with different molecular masses under sustained uniaxial stretching

scientific article

Clinically oriented real-time monitoring of the individual's risk for deep tissue injury.

scientific article published on 11 March 2011

Comment on 'Effectiveness of a multi-layer foam dressing in preventing sacral pressure ulcers for the early acute care of patients with a traumatic spinal cord injury: comparison with the use of a gel mattress'.

scientific article published on 28 March 2017

Comparison of the trabecular architecture and the isostatic stress flow in the human calcaneus

scientific article published in March 2004

Computational determination of the critical microcrack size that causes a remodeling response in a trabecula: a feasibility study.

scientific article published in August 2007

Computational simulations of stress shielding and bone resorption around existing and computer-designed orthopaedic screws

scientific article published in May 2002

Computational studies of strain exposures in neonate and mature rat brains during closed head impact

scientific article published in October 2006

Computer simulations of efficacy of air-cell-based cushions in protecting against reoccurrence of pressure ulcers.

scientific article published in January 2014

Confocal microscopy-based three-dimensional cell-specific modeling for large deformation analyses in cellular mechanics

scientific article

Confocal-based cell-specific finite element modeling extended to study variable cell shapes and intracellular structures: The example of the adipocyte

scientific article published on 24 September 2010

Contoured Foam Cushions Cannot Provide Long-term Protection Against Pressure-Ulcers for Individuals with a Spinal Cord Injury: Modeling Studies

scientific article

Contribution of muscular weakness to osteoporosis: computational and animal models

scientific article published in November 2005

Corrigendum to “Optimizing the biomechanical compatibility of orthopedic screws for bone fracture fixation” [Medical Engineering and Physics 24 (2002) 337–347]

scholarly article by Amit Gefen published June 2003 in Medical Engineering and Physics

Critical biomechanical and clinical insights concerning tissue protection when positioning patients in the operating room: A scoping review

scientific article published on 04 June 2020

Deep tissue injury from a bioengineering point of view.

scientific article published on April 2009

Deep tissue loads in the seated buttocks on an off-loading wheelchair cushion versus air-cell-based and foam cushions: finite element studies

scientific article

Deformations, mechanical strains and stresses across the different hierarchical scales in weight-bearing soft tissues

scientific article published on 19 April 2012

Design evaluation of commonly used rigid and levering laryngoscope blades

scientific article published on 01 September 2002

Developing a pressure ulcer risk factor minimum data set and risk assessment framework ⬇️

scientific article

Dressings cut to shape alleviate facial tissue loads while using an oxygen mask

scientific article published on 05 March 2019

Editorial: rehabilitation bioengineering.

scientific article published in February 2015

Effect of trabecular bone loss on cortical strain rate during impact in an in vitro model of avian femur

scientific article

Effects of Intramuscular Fat Infiltration, Scarring, and Spasticity on the Risk for Sitting-Acquired Deep Tissue Injury in Spinal Cord Injury Patients

scientific article published on 01 February 2011

Effects of Virus Size and Cell Stiffness on Forces, Work, and Pressures Driving Membrane Invagination in a Receptor-Mediated Endocytosis ⬇️

scientific article published on August 1, 2010

Effects of accumulation of lipid droplets on load transfer between and within adipocytes

scientific article published on 05 April 2014

Effects of ambient conditions on the risk of pressure injuries in bedridden patients-multi-physics modelling of microclimate

scientific article published on 17 December 2017

Effects of foot posture and heel padding devices on soft tissue deformations under the heel in supine position in males: MRI studies.

scientific article

Effects of humidity on skin friction against medical textiles as related to prevention of pressure injuries

scientific article published on 24 May 2018

Effects of sitting postures on risks for deep tissue injury in the residuum of a transtibial prosthetic-user: a biomechanical case study

scientific article published on 24 June 2011

Effects of skin wrinkles, age and wetness on mechanical loads in the stratum corneum as related to skin lesions

scientific article published on 18 August 2010

Evaluating the effective shear modulus of the cytoplasm in cultured myoblasts subjected to compression using an inverse finite element method

scientific article

Evaluation of a fluidised positioner to reduce occipital pressure injuries in intensive care patients: A pilot study

scientific article published on 17 December 2018

Evaluation of fatigue of respiratory and lower limb muscles during prolonged aerobic exercise

article

Evaluation of the effect of trunk tilt on compressive soft tissue deformations under the ischial tuberosities using weight-bearing MRI.

scientific article published on 25 February 2010

Experimentally tested computer modeling of stress fractures in rats

scientific article published on 17 February 2011

Exposure to internal muscle tissue loads under the ischial tuberosities during sitting is elevated at abnormally high or low body mass indices

scientific article published on 16 September 2009

Fluid management and strength postsimulated use of primary and secondary dressings for treating diabetic foot ulcers: Robotic phantom studies

scientific article published on 16 June 2021

From incontinence associated dermatitis to pressure ulcers.

scientific article published in July 2014

Gravity Is Our Best Friend Yet Can Also Be Our Worst Enemy: Tissue Deformations and Pressure Ulcer Risk on the Operating Table

scientific article published on 12 April 2021

How do microclimate factors affect the risk for superficial pressure ulcers: a mathematical modeling study

scientific article published on 5 November 2010

How do normals move during prolonged wheelchair-sitting?

scientific article published in January 2007

How high is a “high” Hirsch index in biomechanics research? ⬇️

scientific article published on November 18, 2010

How medical engineering has changed our understanding of chronic wounds and future prospects

scientific article published on 01 October 2019

How much time does it take to get a pressure ulcer? Integrated evidence from human, animal, and in vitro studies.

scientific article

How patient migration in bed affects the sacral soft tissue loading and thereby the risk for a hospital-acquired pressure injury

scientific article published on 11 February 2020

How to select the elastic modulus for cancellous bone in patient-specific continuum models of the spine.

scientific article published on July 2005

Identification of capillary blood pressure levels at which capillary collapse is likely in a tissue subjected to large compressive and shear deformations

scientific article published on 09 September 2011

In Vitro “Wound” Healing: Experimentally Based Phenomenological Modeling

In situ forming hydrogels composed of oxidized high molecular weight hyaluronic acid and gelatin for nucleus pulposus regeneration.

scientific article

In vivo biomechanical behavior of the human heel pad during the stance phase of gait.

scientific article published on December 2001

Incidence of pressure ulcers as primary outcomes in clinical trials: a comment on McInnes et al. (2012).

scientific article published on 23 November 2011

Influence of the Extracellular Matrix Stiffness in Tissue-Engineered Constructs on Deformed Cell Shapes Under Large Compressive Deformations

Inhomogeneity of tissue-level strain distributions in individual trabeculae: mathematical model studies of normal and osteoporosis cases

scientific article published on 13 August 2007

Inspiratory muscles experience fatigue faster than the calf muscles during treadmill marching

scientific article published on 24 August 2006

Integration of plantar soft tissue stiffness measurements in routine MRI of the diabetic foot

scientific article published on 01 December 2001

Internal mechanical conditions in the soft tissues of a residual limb of a trans-tibial amputee

scientific article published on 20 May 2008

Is obesity a risk factor for deep tissue injury in patients with spinal cord injury?

scientific article published on 20 November 2008

Large, but not small sustained tensile strains stimulate adipogenesis in culture

scientific article published on 28 December 2011

Low-level stretching accelerates cell migration into a gap.

scientific article

Mathematical functions and their properties as relevant to the biomechanical modeling of cell and tissue damage.

scientific article published in February 2010

Measurements of the Static Friction Coefficient Between Bone and Muscle Tissues

scientific article published on 01 August 2010

Mechanical compression-induced pressure sores in rat hindlimb: muscle stiffness, histology, and computational models

scientific article published on 6 February 2004

Mechanics of the normal woman's breast

scientific article (publication date: 2007)

Mechanotransduction in adipocytes

scientific article

Membrane-Stretch-Induced Cell Death in Deep Tissue Injury: Computer Model Studies

Microwave drilling of bones

scientific article published in June 2006

Modeling mechanical strains and stresses in soft tissues of the shoulder during load carriage based on load-bearing open MRI.

scientific article published on December 2011

Modeling the Effects of Moisture-Related Skin-Support Friction on the Risk for Superficial Pressure Ulcers during Patient Repositioning in Bed.

scientific article published on 14 October 2013

Modelling an adult human head on a donut-shaped gel head support for pressure ulcer prevention

scientific article published on 26 August 2019

Modelling catheter–vein biomechanical interactions during an intravenous procedure

scientific article published on 08 April 2015

Multi dimensional system for evaluating preventive program for upper extremity disorders among computer operators

scientific article published on 01 January 2012

Multiscale modeling of tissue-engineered fat: is there a deformation-driven positive feedback loop in adipogenesis?

scientific article published on 19 January 2015

Novel model for load carriage ergonomics optimisation.

scientific article

Optimization of Design and Surgical Positioning of Inflatable Penile Prostheses

scientific article published on 01 June 2000

Optimizing the biomechanical compatibility of orthopedic screws for bone fracture fixation

scholarly article by Amit Gefen published June 2003 in Medical Engineering and Physics

Optimizing the biomechanical compatibility of orthopedic screws for bone fracture fixation

scientific article published on 01 June 2002

Outdoor dynamic subject-specific evaluation of internal stresses in the residual limb: Hydraulic energy-stored prosthetic foot compared to conventional energy-stored prosthetic feet

scientific article published on 28 September 2011

Patient safety may be compromised if study conclusions are generalized to products that make similar claims but have no equivalent research evidence

article

Patient-specific analyses of deep tissue loads post transtibial amputation in residual limbs of multiple prosthetic users

scientific article published on 18 September 2009

Patient-specific modeling of deep tissue injury biomechanics in an unconscious patient who developed myonecrosis after prolonged lying

scientific article published on 31 March 2009

Pediatric supracondylar humerus fractures: effect of bone-implant interface conditions on fracture stability

scientific article published on 29 September 2013

Phantom testing of the sensitivity and precision of a sub-epidermal moisture scanner

scientific article published on 16 April 2019

Physiological processes of inflammation and edema initiated by sustained mechanical loading in subcutaneous tissues: A scoping review

scientific article published on 26 November 2019

Plantar soft tissue loading under the medial metatarsals in the standing diabetic foot

scientific article published in July 2003

Predicting penile size during erection.

scientific article published in December 2000

Preface. Special issue on computational cellular and biomolecular mechanics and mechanobiology.

scientific article published in October 2013

Pressure ulcers and deep tissue injury: a bioengineering perspective.

scientific article published on September 2007

Pressure-time cell death threshold for albino rat skeletal muscles as related to pressure sore biomechanics

scientific article

Preventing pressure injuries in the emergency department: Current evidence and practice considerations

scientific article published on 27 February 2019

Protecting prone positioned patients from facial pressure ulcers using prophylactic dressings: A timely biomechanical analysis in the context of the COVID-19 pandemic

scientific article published on 03 July 2020

Pulmonary oedema in SCUBA divers: pathophysiology and computed risk analysis

scientific article

Quantitative monitoring of lipid accumulation over time in cultured adipocytes as function of culture conditions: toward controlled adipose tissue engineering

scientific article published on October 2010

Ratio of total traction force to projected cell area is preserved in differentiating adipocytes

scientific article published on 10 June 2015

Real-time finite element monitoring of sub-dermal tissue stresses in individuals with spinal cord injury: toward prevention of pressure ulcers

scientific article published on 25 November 2008

Real-time patient-specific finite element analysis of internal stresses in the soft tissues of a residual limb: a new tool for prosthetic fitting.

scientific article published on 31 October 2006

Real-time subject-specific analyses of dynamic internal tissue loads in the residual limb of transtibial amputees

scientific article published on 13 January 2010

Real-time subject-specific monitoring of internal deformations and stresses in the soft tissues of the foot: a new approach in gait analysis

scientific article published on 5 October 2005

Reducing musculoskeletal disorders among computer operators: comparison between ergonomics interventions at the workplace

scientific article published on 05 October 2012

Relationship between strain levels and permeability of the plasma membrane in statically stretched myoblasts

scientific article published on 7 October 2011

Release of sodium pyruvate from sacral prophylactic dressings: A computational model

scientific article published on 07 May 2019

Reswick and Rogers pressure-time curve for pressure ulcer risk. Part 2

scientific article published on 01 July 2009

Review of "Biomedical Engineering Principles", by A.B. Ritter, S. Reisman and B.B. Michniak

scientific article

Review of "Introduction to Biomedical Engineering, Second Edition", Edited by John Enderle, Susan Blanchard, and Joseph Bronzino

scientific article

Review of "The Physical Measurement of Bone", Edited by C.M. Langton and C.F. Njeh

scientific article

Risk factors for a pressure-related deep tissue injury: a theoretical model

scientific article published on 8 May 2007

Role of EVA viscoelastic properties in the protective performance of a sport shoe: computational studies

scientific article published in January 2006

Semi-stochastic cell-level computational modeling of the immune system response to bacterial infections and the effects of antibiotics

scientific article published on 26 September 2013

Semi-stochastic cell-level computational modelling of cellular forces: application to contractures in burns and cyclic loading

scientific article published on 17 March 2015

Sensitivity and laboratory performances of a second-generation sub-epidermal moisture measurement device

scientific article published on 11 March 2020

Simulating single cell experiments in mechanical testing of adipocytes.

scientific article published on 12 September 2014

Simulations of foot stability during gait characteristic of ankle dorsiflexor weakness in the elderly

scientific article published on 01 December 2001

Simulations of skin and subcutaneous tissue loading in the buttocks while regaining weight-bearing after a push-up in wheelchair users

scientific article published on 30 April 2013

Single-trabecula building block for large-scale finite element models of cancellous bone

scientific article

Sperm penetration to the zona pellucida of an oocyte: a computational model incorporating acrosome reaction

scientific article published on 12 March 2013

Static mechanical stretching accelerates lipid production in 3T3-L1 adipocytes by activating the MEK signaling pathway

scientific article published on 19 October 2011

Stochastic modeling of adipogenesis in 3T3-L1 cultures to determine probabilities of events in the cell's life cycle

scientific article published on 24 June 2011

Strain-time cell-death threshold for skeletal muscle in a tissue-engineered model system for deep tissue injury

scientific article

Strains and stresses in sub-dermal tissues of the buttocks are greater in paraplegics than in healthy during sitting

scientific article published on 3 December 2007

Stress analyses coupled with damage laws to determine biomechanical risk factors for deep tissue injury during sitting

scientific article published in January 2009

Stress analysis of the standing foot following surgical plantar fascia release

scientific article published on 01 May 2002

Stress relaxation of porcine gluteus muscle subjected to sudden transverse deformation as related to pressure sore modeling

scientific article published in October 2006

Stresses in the normal and diabetic human penis following implantation of an inflatable prosthesis

scientific article published on 01 September 1999

Stretching Affects Intracellular Oxygen Levels: Three-Dimensional Multiphysics Studies

scientific article published on 01 June 2012

Surgical and Morphological Factors that Affect Internal Mechanical Loads in Soft Tissues of the Transtibial Residuum

scientific article published on 19 September 2009

Tensional homeostasis and the malignant phenotype

scientific article (publication date: September 2005)

The Compression Intensity Index: a practical anatomical estimate of the biomechanical risk for a deep tissue injury

scientific article published in January 2008

The Diabetic Foot Load Monitor: A Portable Device for Real-Time Subject-Specific Measurements of Deep Plantar Tissue Stresses During Gait

article by Eran Atlas et al published 2008 in Journal of medical devices

The Relationship Between Sperm Velocity and Pressures Applied to the Zona Pellucida During Early Sperm-Oocyte Penetration ⬇️

scientific article published on December 1, 2010

The bioengineering theory of the key modes of action of a cyanoacrylate liquid skin protectant

scientific article published on 02 June 2020

The biomechanical efficacy of a dressing with a soft cellulose fluff core in prophylactic use

scientific article published on 31 August 2020

The biomechanical efficacy of dressings in preventing heel ulcers

scientific article published on 19 January 2015

The biomechanical protective effects of a treatment dressing on the soft tissues surrounding a non-offloaded sacral pressure ulcer

scientific article published on 29 January 2019

The biomechanics of heel ulcers

scientific article published on 26 June 2010

The biomechanics of sitting-acquired pressure ulcers in patients with spinal cord injury or lesions

scientific article published on September 2007

The contribution of a directional preference of stiffness to the efficacy of prophylactic sacral dressings in protecting healthy and diabetic tissues from pressure injury: computational modelling studies

scientific article published on 27 September 2017

The effect of compressive deformations on the rate of build-up of oxygen in isolated skeletal muscle cells

scientific article published on 19 May 2011

The effects of pressure and shear on capillary closure in the microstructure of skeletal muscles

scientific article published on 27 September 2007

The false premise in measuring body-support interface pressures for preventing serious pressure ulcers

scientific article published in September 2007

The free diffusion of macromolecules in tissue-engineered skeletal muscle subjected to large compression strains

scientific article published on 20 February 2008

The influence of foot posture, support stiffness, heel pad loading and tissue mechanical properties on biomechanical factors associated with a risk of heel ulceration

scholarly article by Ran Sopher et al published May 2011 in Journal of the Mechanical Behavior of Biomedical Materials

The influence of ischemic factors on the migration rates of cell types involved in cutaneous and subcutaneous pressure ulcers

scientific article

The influence of mechanical stretching on mitosis, growth, and adipose conversion in adipocyte cultures

scientific article published on 11 January 2012

The mechanics of hyaluronic acid/adipic acid dihydrazide hydrogel: towards developing a vessel for delivery of preadipocytes to native tissues

scientific article published on 22 August 2013

The natural medications for wound healing - Curcumin, Aloe-Vera and Ginger - do not induce a significant effect on the migration kinematics of cultured fibroblasts

scientific article published on 22 October 2012

The relative contributions of propulsive forces and receptor-ligand binding forces during early contact between spermatozoa and zona pellucida of oocytes

scientific article published on 15 November 2011

The sorptivity and durability of gelling fibre dressings tested in a simulated sacral pressure ulcer system

scientific article published on 25 November 2020

Thermosensitive hydrogel made of ferulic acid-gelatin and chitosan glycerophosphate.

scientific article published on 9 November 2012

Three-dimensional biomimetic head model as a platform for thermal testing of protective goggles for prevention of eye injuries

scientific article published on 22 April 2018

Time-related PDL: viscoelastic response during initial orthodontic tooth movement of a tooth with functioning interproximal contact-a mathematical model

scientific article

Tissue changes in patients following spinal cord injury and implications for wheelchair cushions and tissue loading: a literature review

scientific article published on February 2014

Tissue-level failure accumulation in vertebral cancellous bone: a theoretical model.

scientific article published in January 2008

Toward real-time detection of deep tissue injury risk in wheelchair users using Hertz contact theory

scientific article published in January 2008

Towards a Mathematical Formalism for Semi-stochastic Cell-Level Computational Modeling of Tumor Initiation

scientific article

Trabecular bone contributes to strength of the proximal femur under mediolateral impact in the avian

scientific article published in February 2005

Use of weight-bearing MRI for evaluating wheelchair cushions based on internal soft-tissue deformations under ischial tuberosities

scientific article

Utilization of the foot load monitor for evaluating deep plantar tissue stresses in patients with diabetes: proof-of-concept studies

scientific article published on 21 November 2008

Validity and reliability of upper extremity three-dimensional kinematics during a typing task

scientific article

Validity of the modified RULA for computer workers and reliability of one observation compared to six.

scientific article published on 10 September 2014

Viscoelastic properties of ovine adipose tissue covering the gluteus muscles

scientific article published in December 2007

Weight and pressure ulcer occurrence: a secondary data analysis

scientific article

Weight-bearing-induced changes in the microtopography and structural stiffness of human skin in vivo following immobility periods

scientific article published in January 2015

What makes a good head positioner for preventing occipital pressure ulcers

scientific article published on 27 November 2017

Which endotracheal tube location minimises the device-related pressure ulcer risk: The centre or a corner of the mouth?

scientific article published on 14 November 2019

Pressure-sensing devices for assessment of soft tissue loading under bony prominences: technological concepts and clinical utilization

scientific article published on December 2007

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