Mitchell A. Pet
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View article: Evaluating SnapshotNIR for Tissue Oxygenation Measurement Across Skin Types After Mastectomy
Evaluating SnapshotNIR for Tissue Oxygenation Measurement Across Skin Types After Mastectomy Open
Accurate monitoring of mastectomy skin flap (MSF) perfusion is critical, especially in patients with darker skin pigmentation at higher risk of misdiagnosed tissue ischemia. Near-infrared spectroscopy (NIRS) devices, such as SnapshotNIR, o…
View article: Minimally Invasive, Bioadaptive Multimodal Sensor Probe with Safe Deployment for Real‐Time Acute Compartment Syndrome Diagnosis
Minimally Invasive, Bioadaptive Multimodal Sensor Probe with Safe Deployment for Real‐Time Acute Compartment Syndrome Diagnosis Open
Acute Compartment Syndrome (ACS) is a serious medical condition that arises from increased pressure within osteofascial compartments, leading to impaired blood flow and potential tissue damage. Early and accurate diagnosis is critical for …
View article: Management of Compression Neuropathies Associated With Vascular Malformations
Management of Compression Neuropathies Associated With Vascular Malformations Open
Background: Vascular malformations (VMs) are a collection of rare diseases that result from abnormal overgrowth of vascular tissue and can lead to pain, infection, disfigurement, and decreased mobility. Vascular malformations can invade or…
View article: Rapid Manufacturing, Regulatory Approval, and Utilization of Patient-specific 3D-Printed Titanium Implants for Complex Multistage Spinal Surgeries
Rapid Manufacturing, Regulatory Approval, and Utilization of Patient-specific 3D-Printed Titanium Implants for Complex Multistage Spinal Surgeries Open
Study design Technical note and case series. Objectives 3D-printed implants (3DPI) for spinal surgery are a relatively recent development. We report on our experience with the rapid creation and regulatory approval of patient-specific 3DPI…
View article: An autonomous implantable device for the prevention of death from opioid overdose
An autonomous implantable device for the prevention of death from opioid overdose Open
Opioid overdose accounts for nearly 75,000 deaths per year in the United States, now a leading cause of mortality among young people aged 18 to 45 years. At overdose levels, opioid-induced respiratory depression becomes fatal without the a…
View article: Minimally invasive flexible, wireless multimodal probe to detect compartment syndrome
Minimally invasive flexible, wireless multimodal probe to detect compartment syndrome Open
Acute Compartment Syndrome (ACS) is a serious medical condition that arises from increased pressure within muscle compartments, leading to impaired blood flow and potential tissue damage. Early and accurate diagnosis is critical for preven…
View article: An Autonomous Implantable Device for the Prevention of Death from Opioid Overdose
An Autonomous Implantable Device for the Prevention of Death from Opioid Overdose Open
Opioid overdose accounts for nearly 75,000 deaths per year in the United States, representing a leading cause of mortality amongst the prime working age population (25-54 years). At overdose levels, opioid-induced respiratory depression be…
View article: A Modification to the Brand Transfer for Claw Hand: The Four-Tailed Extensor Carpi Radialis Brevis to Lateral Band Transfer
A Modification to the Brand Transfer for Claw Hand: The Four-Tailed Extensor Carpi Radialis Brevis to Lateral Band Transfer Open
Background: Claw deformity is a devastating consequence of low ulnar nerve palsy, resulting in loss of finger function. Traditionally, the Brand transfer is a favored intervention but requires lengthy grafts and bulky tenorrhaphies, riskin…
View article: Skin Pigmentation Affects ViOptix T.Ox Performance in Variably Pigmented Preclinical Model of Flap Ischemia and Congestion
Skin Pigmentation Affects ViOptix T.Ox Performance in Variably Pigmented Preclinical Model of Flap Ischemia and Congestion Open
Background: Free flap monitoring is more difficult in patients with dark skin because ischemia and congestion can be masked by pigmentation. For this reason, adjunct methods such as cutaneous near-infrared spectroscopy are of elevated impo…
View article: Bioresorbable, wireless, passive sensors for continuous pH measurements and early detection of gastric leakage
Bioresorbable, wireless, passive sensors for continuous pH measurements and early detection of gastric leakage Open
Continuous monitoring of biomarkers at locations adjacent to targeted internal organs can provide actionable information about postoperative status beyond conventional diagnostic methods. As an example, changes in pH in the intra-abdominal…
View article: SP37. A Wireless Cutaneous Near Infrared Spectroscopy Device Monitors Flap Perfusion In Clinical Pilot Study
SP37. A Wireless Cutaneous Near Infrared Spectroscopy Device Monitors Flap Perfusion In Clinical Pilot Study Open
Purpose: Near-infrared spectroscopy (NIRS) is commonly used in the inpatient setting to continuously monitor flap tissue oxygenation (StO2); however, current commercially available devices are limited by wired attachments that decrease pat…
View article: Brachial Gunshot Wounds: Injury Patterns and Considerations for Managing the Abnormal Neurological Examination
Brachial Gunshot Wounds: Injury Patterns and Considerations for Managing the Abnormal Neurological Examination Open
Background: Nerve injuries from gunshot wounds (GSWs) to the upper arm can cause significant morbidity and loss of function. However, indications for surgical exploration and nerve reconstruction remain unclear as both low- and high-grade …
View article: A Novel Multimodal Biosensor Detects Pressure Elevation, Decreased Capillary Blood Flow, and Decreased Muscle Tissue Oxygenation in a Porcine Balloon Compression Model of Hindlimb Compartment Syndrome
A Novel Multimodal Biosensor Detects Pressure Elevation, Decreased Capillary Blood Flow, and Decreased Muscle Tissue Oxygenation in a Porcine Balloon Compression Model of Hindlimb Compartment Syndrome Open
BACKGROUND: Compartment syndrome (CS) remains difficult to diagnose early in its clinical course. Pressure transducer catheters have been used to directly measure intracompartmental pressure (ICP), but this method is unreliable, with a fal…
View article: PrevenaTM Negative Pressure Therapy Device Increases Blood Flow in a Live Porcine Model of Skin Perfusion
PrevenaTM Negative Pressure Therapy Device Increases Blood Flow in a Live Porcine Model of Skin Perfusion Open
PURPOSE: Studies have demonstrated that negative pressure wound therapy (NPWT) reduces hematoma and seroma formation and improves healing compared to a standard wound dressing. However, the specific mechanisms of action by which NPWTs impr…
View article: Antibiotic Prophylaxis and Infectious Complications in Isolated Gunshot Wounds to the Upper Extremity
Antibiotic Prophylaxis and Infectious Complications in Isolated Gunshot Wounds to the Upper Extremity Open
Background: Prophylactic antibiotics are variably prescribed after isolated upper extremity gunshot wounds (UE GSWs). The risk of infection and factors influencing prescribing practice remain poorly understood, and clinical practice guidel…
View article: Patient-Reported Mental Health Outcomes After Single-Digit Non-thumb Traumatic Amputation in Adults.
Patient-Reported Mental Health Outcomes After Single-Digit Non-thumb Traumatic Amputation in Adults. Open
By identifying patients at increased risk for feelings of anger, anxiety, and depression after digital amputation, anticipatory counseling can be provided. Anger, anxiety, and depression are very likely to coexist in the same patient; when…
View article: Cutaneous Microcirculatory Flow Sensing for Flap Monitoring in a Porcine Model of Arterial and Venous Occlusion
Cutaneous Microcirculatory Flow Sensing for Flap Monitoring in a Porcine Model of Arterial and Venous Occlusion Open
PURPOSE: Cutaneous devices employing near infrared spectroscopy (NIRS) for continuous free flap tissue oxygenation (StO2) monitoring have several limitations. Confounding factors like skin pigmentation and thickness, ambient light incursio…
View article: Spare-parts free flap reconstruction in polytrauma with limb amputation
Spare-parts free flap reconstruction in polytrauma with limb amputation Open
Introduction: Spare-part free-flap reconstruction involves free tissue transfer from an unsalvageable extremity for reconstruction of a separate defect. In the setting of traumatic injury, spare-part surgery requires special attention to d…
View article: 44. A Wireless Intramuscular Near-infrared Spectroscopy Device Detects Muscle Oxygenation Changes in Porcine Model of Lower Extremity Compartment Syndrome
44. A Wireless Intramuscular Near-infrared Spectroscopy Device Detects Muscle Oxygenation Changes in Porcine Model of Lower Extremity Compartment Syndrome Open
Purpose: Direct measurement of intracompartmental pressure (ICP) and serial examination are the primary strategies for the detection of CS; however, these strategies are operator dependent and yield information that only indirectly reflect…
View article: 49. Intramuscular Microvascular Flow Sensing for Flap Monitoring in a Porcine Model of Arterial and Venous Occlusion
49. Intramuscular Microvascular Flow Sensing for Flap Monitoring in a Porcine Model of Arterial and Venous Occlusion Open
Purpose: Cutaneous devices employing near infrared spectroscopy (NIRS) for continuous free flap tissue oxygenation (StO2) monitoring have several limitations. Confounding factors like skin pigmentation and thickness, ambient light incursio…
View article: Predictors of Digital Amputation in Diabetic Patients With Surgically Treated Finger Infections
Predictors of Digital Amputation in Diabetic Patients With Surgically Treated Finger Infections Open
Background: Diabetes is a well-established risk factor for severe digital infection, and patients are more likely to require digital amputation for adequate source control. This study aims to identify factors predictive of digital amputati…