Facilities of the Biomedical Engineering Program
Overview of Facilities
Biomedical Engineering makes use of a variety of facilities on the Louisiana Tech campus, including those available at the Center for Biomedical Engineering and Rehabilitation Sciences (CyBERS), the Institute for Micromanufacturing (IfM) and Bogard Hall (BH), which is the main engineering building on campus.
CyBERS consists of 23,000 square feet of classrooms, laboratories, and offices.Dr. Schubert, Dr. Robinson, Dr. Sahin, Dr. Cronk and Dr. Besio have their offices and laboratories in this facility.The building is also served by a machine shop, a woodworking shop, an electronics shop, and a media production facility.CyBERS is also the location for a variety of rehabilitation services for the community and state.
The Institute for Micromanufacturing building consists of 41,000 ft2 of laboratory and office space. It includes the offices and laboratories of Dr. McShane, Dr. Haynie, Dr. Luo, and Dr. Sit.Laboratories occupy 20,000 sq. ft. of environmentally controlled workspace, including 5,000 sq. ft. of modular clean rooms with fully certified class 1000 and class 100 working areas. A complete list of facilities for fabrication and for characterization is available on the IfM web page.
Bogard Hall is the main engineering building on the Louisiana Tech campus and the primary location for the biomedical engineering courses.The administrative aspects of the Biomedical Engineering program are currently housed in BogardHall.Dr. Carpenter, the Academic Director for Biomedical, Mechanical and Industrial Engineering, has her office in this building, along with Dr. Jones, the Program Chair.In addition, Dr. Napper, the current Acting Dean of COES is located in Bogard Hall.
The Bioinstrumentation Laboratory is located in BH 316.We have recently invested $50,000 into this laboratory and a new senior laboratory to be implemented in Spring of 2002.Six complete electronics workbench, data acquisition, and computer data analysis stations were assembled.New equipment includes:6 digital, programmable function generators (Agilent), 6 digital multimeters (Agilent), 6 digital triple-output power supplies, 6 PCs (Gateway) with data acquisition boards (Keithley).Specialized software purchased for the lab includes MATLAB and LabVIEW, though other packages are also available on the computers for general use. The laboratory also contains patient monitors, pulseoximeters, fetal monitors (2) and ultrasound.
The Biofluid Mechanics Laboratory (BH 106) is used primarily for research, but is also used to teach the senior biomedical engineering laboratory course.
A number of research laboratories complement the instructional program.These facilities serve as resources to our students and contribute significantly to the outstanding educational environment that exists in Biomedical Engineering.
The Biofluid Mechanics Laboratory (Bogard Hall 106) is used to measure velocities and flows in models of arteries. The models may be three-dimensional representations of human artery bifurcations, or they may be more idealized models which are used to study specific responses of blood-borne or vascular cells. The purpose of the laboratory is to determine the hemodynamic mechanisms involved in arterial adaptation and disease. The laboratory includes laser Doppler velocimetry equipment, a cone-in-plate viscometer, a data acquisition computer, a Pentium personal computer which runsAutocad, ultrasonic equipment, an anti-vibration table, spatial analyzer, physiological pressure transducers, two Carolina medical EMF flow meters, a transit time flow meter, model manufacturing facilities, and a distilled water generator.
The Tissue Engineering and Cell Culture Laboratory
(Institute for Micrmanufacturing) has been
designed to investigate the effects of hemodynamic
phenomena on the behavior of vascular cells, (endothelial cells, platelets,
smooth muscle cells, osteoblasts)
as related to atherosclerosis, intimal
hyperplasia, thrombosis, bone growth, and micromanufactured
cell substrates. The lab includes a laminar fume hood, an
environmentally-controlled flow chamber, an imaging microscope, an
injection-flow apparatus (syringe pump), an incubator, a centrifuge, a
refrigerator, and a plate reader. The lab is jointly funded by CyBERS and the
The Rehabilitative Neuroscience Laboratory (VAMC-Shreveport)
is used to quantify human movement especially as it relates to spasticity and joint biodynamics.
Equipment in this laboratory includes devices to deliver precise displacement
or torques to the ankle, knee or shoulder joints. Portions of this laboratory
are located at the
The SLIP/FALLS Laboratory (VAMC-Shreveport and CyBERS Room 400) is used to study the psychophysics of balance and neurologically intact and neurologically impaired states. Equipment in this laboratory includes the Sliding Linear Investigative Platform For Assessing Lower Limb Stability (SLIP/FALLS) which is capable of making vibration-free linear translations from 5 ?m to 12 cm at accelerations of up to 2.5 mm/sec2. This lab also has a Tek-Scan pressure-sensitive floor mat system. This laboratory is presently at the VAMC-Shreveport and is being duplicated at CyBERS.
The Electrode Fabrication Laboratory (CyBERS 207) is used to build nitric oxide, pH and oxygen glass electrodes (microsensors). The hardware available includes microscopes, a computer-controlled horizontal electrode puller, an electrode beveler, electroplating apparatus, and various types of meters used in the process. This laboratory may be used to calibrate, test and use pH electrodes (microsensors). Equipment available includes a computer monitored dual electrometer, chart recorder, water bath, balance, and manipulators, and basic trouble-shooting equipment.
The Mass Transport Laboratory (CyBERS 209) contains one experimental work station and contains the equipment to study oxygen mass transport in brain slices, heart papillary muscle, and oxygen microbubbles. Equipment includes a computer monitored and controlled piezoelectric manipulator, picoammeter, vibration isolation apparatus, water bath and recording equipment.
The BioMEMS Laboratory (IfM L7) is designed for the testing and analysis of microfabricated biomedical devices.The lab focuses on the testing of two main types of components: fluidic and optical.Formicrofluidic systems, the lab includes a variety of pumps, flow control devices, optical and electrical particle detectors, sample injection systems, and data collection systems.For optical systems, the lab includes optical tables, optical spectroscopy systems for fluorescence, absorption and scattering, fiber optics, filters, lasers, and associated components.The lab also includes more than 5 data collection and analysis stations that include computers, multimeters, power supplies, function generators, oscilloscopes, computers with data acquisition or GPIB cards, and associated components for testing.Stations are also available for wet chemistry, electronics testing, and hot embossing.
CyBERS also houses a number of service laboratories to evaluate the technology needs of persons with disabilities. These facilities include:
Driver Assessment: The center provides a complete evaluation of an individual's potential to operate a motor vehicle. An individualized prescription includes recommendations for vehicle selection, appropriate adaptive aids and devices, and vehicle modifications.
Seating and Positioning Mobility: The Seating and Positioning Clinic addresses the seating and corrective postural needs of individuals with severe physical disabilities. Clinical staff can prescribe a wheelchair seating system to provide better body alignment, normalize muscle tone, and inhibit abnormal reflexes.
Augmentative Communication: This program provides comprehensive evaluations for persons who are unable to use speech and/or writing to fully meet their communication needs. The interdisciplinary team includes a speech pathologist, occupational therapist, and adaptive equipment specialist. The augmentative communication laboratory is equipped with numerous communication aids that reflect the most recent advances in technology.
Information Services: Center staff maintains a current collection of catalogues, brochures and print material on special equipment for persons with physical challenges. Cost and purchase information are provided as well as valuative data, when available. The center also has access to the ABLEDATA network and is a primary dissemination point for the CONET desktop database.
Activities of Daily Living: Clinical staff at the center evaluates an individual's ability to perform activities of daily living while using adaptive equipment or compensatory techniques. Numerous assistive devices are used during the evaluation including aids for eating, cooking, dressing, bathing and controlling appliances.
Field Services: Rehabilitation engineers on staff with the Center travel throughout the state visiting disabled clients in their homes, schools, or worksites. After a careful evaluation, the goal of the engineer is to provide practical and economical solutions to the client's problems.
Electronics Shop (CyBERS): The facility contains a variety of testing, monitoring, and repair devices. The available devices provide a medium-level capability for testing, repairing, and fabricating electronic components.
Graphics/Media Studio: The studio includes a graphics computer and scanner, color and black and white printers, graphics layout table, various still and motion cameras, digital still and video cameras with supplementary lenses, and necessary lighting equipment. There is also an editing area for producing classroom and training videotapes.
Metal Shop: The facility contains light metal working power tools, including a sheet metal bender and a TIG welder. The available tools provide the capability for low-level tooling and fabrication, with the higher level milling and tooling capability having been transferred to the Institute for Micromanufacturing facility.
Wood Shop: The shop contains a variety of general wood working power tools, both portable and stationary. The available tools provide the capability for moderate-level tooling, fabrication, and finishing.