Medical Devices

Next Generation Medical Devices

Medical procedures continually improve. Growing technology has yielded new medical devices that continue to improve the quality of medical and surgical treatment at UMassMed.

 

 

 

 

 

 

Browse Our Medical Devices Innovations:

  

2016

  

Title: Systems and Methods for Prevention of Pressure Ulcers. UMMS16-69; Patent Pending. 

  • The systems, devices, and methods of this invention provide diagnostic measurements detecting or preventing pressure ulcers. Pressure measurements at body locations are used to determine a diagnostic pressure ulcer value which indicate whether corrective action is needed to prevent pressure ulcer formation. One or more sensor devices can be attached to a patient to measure to transmit data for further processing.

Title: Systems and Methods for Monitoring, Managing, and Treating Asthma and Anaphylaxis. UMMS16-40; Patent Pending.  

  • The invention describes two devices that enable outpatient monitoring of asthma severity and anaphylaxis in real time. The first device is a wearable device that monitors breathing, assesses asthma severity, and alerts to dangerous changes. The second device is a wearable device that alerts upon early detection of anaphylaxis, auto-injects epinephrine, and calls emergency services (e.g., initiates 911 call) and/or family. Both technologies.

Title: Negative Pressure Amputation Wound Closure Device. UMMS16-33; Patent Pending. 

  • The invention describes systems, devices, and methods to accelerate and reduce medical complications associated with healing of amputation wounds. The devices and methods utilize a compression structure and negative pressure to cause the amputation wound to preferentially close from the deepest portion of the wound to the shallowest portion.

 

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2015

 

Title: MRI Compatible Self Positioning Stereotactic Surgical Guide. UMMS15-64; Patent Pending.  

  • This invention describes a superior system and method for performing a plurality of robotic surgical interventions, particularly deep brain stimulation and other neurosurgeries, utilizing real-time MRI imaging.

Title: Adaptive, Multimodal Communication System for Non-Speaking ICU Patients. UMMS15-54; Patent Pending. 

  • This novel communication system is specifically tailored to patients who are restrained and unable to speak permitting communication about topics of ICU relevance. The system consists of 1) a handheld unit, responsive to multiple types of tactile input, which will be accessible to a patient lying in bed; and 2) a tablet displaying visual output and producing synthesized speech output situated above the bed, visible to the patient and to others in the room. The systems most important feature is that both the hardware and software components of the device are completely adaptable to the patients's physical deficits/impairments which vary substantially. Further, the device also produces tactile feedback, e.g. such as producing vibration when an action is initiated and/or completed, a feature shown to benefit those with disabilities.

Title: Ventricular Shunt Catheter Assembly. UMMS15-36; Patent Pending. 

  • The invention discloses a novel ventricular shunt designed to minimize damage during shunt revision surgery. The novel shunt has an outer catheter sheath that is placed in the first surgery and does not need to be removed even if catheter replacement is needed due to obstruction. It stays as a permanent catheter sheath and creates a permanent access tunnel into the brain ventricle.

Title: A Novel Use of Eye Tracking to Improve Radiologists' Diagnostic Accuracy and Training. UMMS15-13; Patent Pending.  

  • This invention provides an eye-tracker and computer software to improve one's ability to observe details in images, particularly radiologic images. The technology is based on the finding that people may believe they have not seen a detail for which they were looking (such as a flaw in a work of art, defect in a machined part, or an abnormality in a tissue sample), when in fact the person may have actually unconsciously detected it. By tracking eye movements the invention provides methods to detect unconscious estimations thereby encouraging the individual to reconsider the initial estimation that the detail was not observed. 

 

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2014

 

Title: Surgical Forceps ["Design" Patent]. UMMS14-54; Patent US D762,302 S.  

Title: Surgical Forceps Handle. UMMS14-52; Patent Pending. 

  • The present invention describes forceps having a geometry suitable for precise grasping and manipulation, designed to reduce fatigue in the surgeon and improve surgical outcomes. The forceps use contoured arms having generally rounded surfaces along their longitudinal length. This shape enables the surgeon to easily rotate the forceps to different angles to reduce the need to hold the handle differently. This enables rotation of the forceps within a body cavity without a substantial change of arm position and viewing angle. The contoured surface provides an increase in the grasped surface area thereby increasing the amount of functional contact at many angles.

Title: Method and System for Reducing Irritability and Cardio-Respiratory Instability in Children. UMMS14-39; Patent Pending. 

  • This invention provides a system to reduce irritability in infants suffering from neonatal abstinence syndrome (NAS) or colic by assessing physiological measurements (e.g. heart rate, respiration rate) from the infant, determining the level of irritability and applying a stochastic stimulation, vibro-tactile or subsensory, via mattress, car-seat, etc. This tool can be used to alleviate drug withdrawal, reduce hospitalization, and improve outcomes in NAS or infants exhibiting colic.

Title: Improved Microbiopsy Device. UMMS14-14; Patent Pending. 

  • This invention relates to an improved microbiopsy needle tip. The improvement is attributable to the presence of one or more combinations of features, including the use of a Franseen-type needle cutting tip, the provision of a "step-out" in which the collection portion of the biopsy device has a larger diameter than the procuring portion of the device, frictional force on the core of tissue exerted by the distal portion of the needle, which force is provided by the diameter of the distal collection portion of the device having substantially the same diameter as that of the procured core of tissue, the mechanical effects of scaling the needle to small dimensions; and the use of a needle that can be curved to as to sample multiple biopsy sites in close proximity without retracting the needle from the patient.

Title: Method and Application for Vascular Phantoms. UMMS14-11; Patent Pending. 

  • This invention provides a novel method of imaging intracranial atherosclerotic disease (ICAD) by creating a 3D vascular phantom based on imaging data of vasculature of a subject. This technology is non-invasive thereby overcoming the significant risk of morbidity and mortality due to catheter angiography, the current gold standard for imaging ICAD. Further, unlike catheter angiography this technology can provide characteristics of the atherosclerotic plaque, vessel wall and information regarding the underlying etiology. 

 

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2013

 

Title: Self-anchoring Biodegradable Polymeric Implants. UMMS13-76; Patent Pending. 

  • This invention provides novel synthetic bone grafting materials or tissue engineering scaffolds with desired structural and biological properties (e.g., well-controlled macroporosities, spatially defined biological microenvironment, good handling characteristics, self-anchoring capabilities and shape memory properties) and methods of their applications in vivo.  Specifically, the invention relates to polymer scaffolds and composites of biodegradable amphiphilic polymers and inorganic minerals as well as methods for their preparation.

Title: System and Method for Using Somatic Movement to Improve Prediction and Prevention of Infant Apnea. UMMS13-75; Patent Pending. 

  • The present invention relates to methods and systems for inhibiting apneic and hypoxic events. More specifically, the present invention provides methods for monitoring physiological signals of a patient, predicting the occurrence of a life-threatening event such as apnea or hypoxia, and initiating a stimulus to lessen the severity of, or even prevent, the occurrence of the life-threatening event.  

Title: Synchronization of Patient Motion Detection Equipment with Medical Imaging Systems Using a Short Encoded Pulse Sequence Inserted Into a Patient's Electrocardiography (ECG) Gated Input Signal During a List-Mode Image Acquisition. UMMS13-49; Patent Pending.  

  • The present invention provides an improved system to correct for patient motion during imaging modalities such as PET and SPECT.   Uniquely, this system acquires multiple physiological signals (EKG signals, tomography signals, gross-body motion signals, respiratory motion signals, voluntary motion signals, involuntary motion signals), using a single data channel. 

 

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2012

 

Title: Extensible and Elastomeric Electrospun Composites with High Mineral Content. UMMS12-80; Patent Pending. 

  • This invention provides novel compositions of hydroxyapatite and block copolymers, wherein the co-polymers have degradable hydrophobic blocks and hydrophilic blocks for stable interfacing with hydroxyapatite, resulting in stable polymer-hydroxyapatite suspensions. The super- hydrophilicity, strengthened mechanical integrity, and retained structural integrity of the HA- PELA composite in aqueous environment represent major advantages over the HA-PLA composites for skeletal tissue engineering applications. 

Title: POD: Pressurized Oxygen Delivery System. UMMS12-76; Patent Pending. 

  • The present invention discloses a negative pressure wound treatment system that delivers oxygen into the tissue in conjunction with the application of negative pressure thereby facilitation wound healing. 

Title: Facetted Jewel Bearing. UMMS12-69; Patent Pending.

  • The invention provides bearing systems characterized by single point contact with each jewel segment and a spring-loaded assembly with protection from radial and thrust forces. An important feature of these jewel bearings is that they are self- lubricating, i.e., no oil or grease lubricants are needed. This can be a major advantage in medical and precision equipment. A secondary important feature is the reduced friction and effective heat-dissipation due to the unique design of the invention with significant reduction in contact surfaces and friction, which significantly prolong the lifespan of the bearings.

Title: Multi-functional Surface Coating of Titanium-based Implants. UMMS12-61; Patent Pending.

  • The invention provides novel surface coatings for metallic implants to prevent periprosthetic infections after orthopedic surgery. To achieve optimal anti-fouling and bactericidial effects of commercial metallic implants, the invention has surface polymer brushes with tightly controlled yet tunable molecular weights (thickness of coating), low-fouling side chain densities and the conformational freedom needed to be grafted from the surface. By employing significantly improved surface-initiated polymerization of low-fouling, zwitterionic polymer brushes and higher-density covalent presentation of antibiotics (e.g. vancomycin) anti-infection outcomes are optimized.

Title: SYSTEM AND METHOD FOR ORIENTING ORTHOPEDIC IMPLANTS. UMMS12-37; Patent 8,961,526; 8,951,256

  • This novel technology provides a new and improved system for properly orienting orthopedic implants within a patient. Specifically, the invention provides an electronic surgical guidance system that enables proper orientation of a surgical instrument and acetabular component within the pelvis during implantation. Feeback signals from the processor assist the surgeon in properly orienting the instrument relative to a user-defined acceptable range.

Title: Zwitterionic Ligands for Templated Mineralization. UMMS12-36; Patent Pending. 

  • The invention provides novel compositions and methods for three-dimensional mineralization templated by synthetic scaffolds having zwitterionic mediators. The invention enables 3-D mineralization nucleation and growth of minerals in a well-controlled and defined manner. The composite materials prepared by the disclosed methods are cytocompatible and/or biodegradable and are suitable for use as medical implants in a variety of applications in skeletal tissue repair and regeneration.

Title: Anterior Cervical Surgical Navigation Reference Array Clamp. UMMS12-19; Patent Pending.  

  • This invention provides an apparatus that connects an imaging treatment guidance system (ITGS) to a fixed location in a patient. Specifically disclosed are systems and methods for providing fixation of a navigation array adjacent to, or in conjunction with anterior spine surgery.

 

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2011

  

Title: CHEMICALLY MODIFIED CELLULOSE FIBROUS MESHES FOR USE AT TISSUE ENGINEERING SCAFFOLDS. UMMS11-41; Patent 9,259,455 

  • This patented technology discloses cellulose and sulfated cellulose fibrous meshes exhibiting robust structural and mechanical integrity in water for use as bone tissue scaffolds. Also, provided are methods of fabrication using a combination of electrospinning, thermal-mechanical annealing and chemical modifications.

Title: Specifications for Operating Room Hand Hygiene and Surgical Scrub Reminder System. UMMS11-34; Patent 8,633,816  

  • This technology involves a system and method for monitoring personal protection items of a healthcare worker (gloves, gown, mask and respirator), using a user badge which stores data representing items worn by a worker, wirelessly communicating with the badge before the worker enters a patient zone (such as a patient room, bed area or exam table area), to see whether the worker has the required items. Patient beacons, located near patient room doors, near beds and other locations, store data representing the items required by workers who come in contact with, or close proximity to a patient, and wirelessly communicate with the badge. The patient beacon data can be set for the requirement of the patient, based on patient condition.

Title: RELAXATION-CORRECTED ECG-TRIGGERING AND NAVIGATOR-GATING TECHNIQUE. UMMS11-18; Patent 8,600,475  

  • This patented technology provides a system for recording magnetic resonance images with reduced relaxation-related artifacts. This improves upon conventional methods for acquiring MRI images of in vivo tissue by augmenting the procedures for eliminating artifacts caused by motion and the spin of the magnetic resonance-active nuclei. Specifically, to eliminate such spin the delay time is defined by N*T1, where N is a numerical value greater than or equal to 5 and T1 is the characteristic time constant for decay of spins back to the equilibrium longitudinal state.

Title: MONOMERS AND POLYMERS FOR FUNCTIONAL POLYCARBONATES AND POLY(ESTER-CARBONATES) AND PEG-CO-POLYCARBONATE HYDROGELS. UMMS11-15; Patent 9,388,276 

  • This patented invention provides novel biodegradable and biocompatible polymers and hydrogels useful for controlled drug delivery and tissue engineering scaffolds. Specifically, the invention provides versatile, cytocompatible poly(ethylene glycol)-co-polycarobonate hydrogels (e.g., crosslinked by copper-free, strain-promoted "click" chemistry) with well-defined functionalities.

Title: TOMOSYNTHESIS IMAGING. UMMS11-05; Patent 8,817,947  

  • This patented technology discloses a system for providing higher quality radiographic, stereoscopic and tomographic images with reduced x-ray dose and operating time to improve patient care. The apparatus includes a high-fluence rate x-ray source and a plurality of satellite x-ray sources operating at lower fluence rate than the high-fluence rate source. A controller controls the operation and locations of the sources, and the operation of a detector. The method provides procedures in which the operation of the high-fluence source and the satellite sources are individually controlled as to location and orientation relative to the object of interest. In some operations, one satellite source may be operating while another satellite source may be repositioning.

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2010

 

Title: Negative Pressure Wound Closure Device. UMMS10-59; Patent Pending. 

  • This invention is a new device that enables wound closure from injury or surgery without the use of traditional sutures or staples that cause additional swelling and tissue damage. The new method specifically applies pressure to wound edges while simultaneously removing wound fluids. Using this device in closures promotes higher rates of healing and prevents repetitive replacement of wound filters.

Title: Zygomatic Elevator. UMMS10-27; Patent Pending. 

  • A surgical elevator device that can be used in the reduction of bone fractures, particularly facial bone fractures, and even more particularly zygomatic arch fractures. The elevator device enables accurate measurement of the depth of insertion of the device into tissue space and provides tactile control of fracture location and reduction. In one embodiment, the elevator device comprises a groove on an elevator element for receiving a bone structure. The groove can be formed by a pair of parallel ridges. A projection extending from the elevator provides a pivot point for applying a controlled force to the bone to reduce the fracture. A preferred embodiment further comprises a method of reducing a bone fracture, such as a zygomatic arch fracture.

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2009

 

Title: IMAGE RECONSTRUCTION INCLUDING SHIFT-VARIANT BLUR COMPENSATION. UMMS09-53; Patent 8,755,586

  • This patented technology describes an imaging apparatus with improved blur compensation. Blur due to finite detector resolution in various imaging modalities is a significant problem. Specifically, this invention provides an image reconstruction method using an iterative reconstruction method and computing a projection used in the reconstructing by summing ray increments between neighboring planes (P0, P1, P2, . . .) parallel with a detector face (42) with stationary incremental blurring associated with each ray increment computed based on a distance between the neighboring parallel planes. A non-stationary blurring kernel may also be convolved at a plane closest to the detector face to generate a projection incorporating shift-variant blurring.

Title: BONE FIXTURE ASSEMBLY. UMMS09-49; Patent 8,690,9279,566,098

Title: SPECT CAMERA. UMMS09-48; Patent 8,519,351 

  • Systems and methods for providing improved detectors for use in SPECT cameras. The improved detectors use pinhole apertures and non-planar surfaces calculated to provide improved sensitivity and resolution.

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2008

 

Title: METHODS AND SYSTEMS FOR ANALYTE MEASUREMENT. UMMS08-50; Patent 9,057,689 

  • This invention builds on the existing non invasive spectroscopic sensor that can detect information from tissues of different thicknesses to aid diagnoses. This invention uses a mathematical approach to calculate capillary SO2, pO2, pH, pCO2, and temperature. The calibration equation for all parameters uses PCA Loading Correction factor to account for subject-to-subject variation that has been used to determine the calibration equation. 

Title: SPECTROSCOPIC SENSORS. UMMS08-39; Patent 9,095,291 

  • This technology is a miniature sensor optimized to collect spectra from the tissue of living subjects. The device accommodates tissues of different thicknesses with just a single sensor. The devices are made of solid state materials that are easy and inexpensive to manufacture. The broad spectrum of readings can detect oxygen tension, pH, hematocrit and potentially more parameters.

 

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