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Department of Surgery

Research Division - Principle Investigators and Current Research

Principle Investigators:

  • Joehassin Cordero, MD
    • A Prospective Study of Postoperative Stroke Rate in Patients Undergoing Radical and Modified Radical Head and Neck Surgery
    • LORHAN - Prospective, Longitudinal, Multi-Center, Descriptive Registry of Patients Receiving Therapy other than Surgical Resection Alone for Newly Diagnosed Head and Neck Carcinoma [Head and Neck Carcinoma Registry] Neck surgery facts: A retrospective study for different procedures
    • Neck surgery facts: A retrospective study for different procedures
  • Sharmila Dissanaike, MD
    • Burn Center of Research Excellence (BCoRE)
    • Proposal for a system of monitoring hand washing compliance using radiofrequency identification method (RFID), Pilot Study
    • Variations in breast cancer tumor biology and characteristics between Hispanic and White women
    • Retrospective review of positive margins rates after breast conservation surgery
    • Variables associated with poor outcome in inhalation injury
    • Study of hernia rates from hand port assisted operations
    • Necrotising soft tissue infections: a retrospective review
    • To determine if CT scan imaging modality imaging is appropraite to identify all clinically significant traumatic cervical spine injuries
    • Has the Radiation Exposure of Patients Presenting with Soft Tissue Infections Increased Over Time?
    • A descriptive study of burn patients who suffered industrial oilfield accidents, with case-control comparison with a matched cohort
    • The use of virtual reality in occupational therapy exercises in burn patients. Collaboration with the UMC occupational therapy department. Currently recruiting subjects.
    • Incidence of complications associated with percutaneous tracheostomy. Project includes Diana Vega PGYIV, Mark Markarian PGYV, Judy Garcia MSII, Alan Coleman PGYII, and Carey Watson MSIV. Presented at the North Texas Chapter of the American College of Surgeons and the International College of Surgeons. Submitted for publication.
    • Co-Investigator, Cancer Prevention and Research Institute of Texas (CPRIT) grant, Access to Breast Care for West Texas (ABC 4 WT) 2010 – 2013 Co-Investigator, National Institutes of Health NIH R 21 award # CA133597-1A1 The utility of Abi proteins as a biomarker for breast cancer metastasis, 2009 – 2011
    • Co-Investigator, Texas Tech University Health Sciences Center Paul Foster School of Medicine seed grant: Characterization of breast cancers from Hispanic and non-Hispanic White patients, 2009 – 2010
    • Review of outcomes of patients with breast cancer in the South West Cancer Center Tumor Registry
    • Outcomes of elderly burn patients
    • Variations in anxiety levels among women referred to a breast specialist clinic
  • John Griswold, MD
    • Biofilm - focused efforts on proving biofilm development in acute wounds as well as prevention and treatment.
    • Clinical aspects of burns and wound management - smoke inhalation treatment and scoring, burn resuscitation, early management of necrotizing soft tissue infections, novel topical antimicrobial approaches to acute and chronic wounds, burn nutrition, management and assessment of severity in electrical burns, ventilator management and new technologies in supporting and weaning intubated burn patients.
    • Pain - assessment and management especially in trauma, burns, and severe septic patients.
    • Enterra Therapy: An emerging treatment option for drug-refractory gastroparesis.
    • Pseudomonas aeruginosa - basic and clinical assessment of infections in acute and chronic wounds in trauma and burn patients.
    • Telehealth and Telemedicine - prehospital telecommunication to receiving facility, triage of trauma and burn patients between different levels of trauma centers.
    • Optimizing communication skills in Interprofessional Healthcare Teams using simulation and education.
  • Ari Halldorsson, MD
    • Demographical review of oil field injuries seen at one Texas Level 1 Trauma Center
    • Aggressive Surgical Intervention as the Initial Treatment: The Texas Tech Experience
    • Evaluation of a new surgical technique for inguinal hernia repair.
    • Use of Intra-aortic balloon pump (IABP) for treatment of septic shock.
  • Tam Nguyen, MD
    • Non contact vital sign monitor using antenna arrays.
    • Threshold shift induced by middle ear suction instruments.
    • Meta-analysis of tympanoplasty outcomes in immunosuppressed patients.
    • Biofilm related COM.
    • Vestibular Implants surgical anatomy feasibility study.
    • Wireless Biosensor System using SOC ( system on a chip): doctoral thesis.
    • Prospective Studies of post operative stroke rates in radical and modified radical neck dissection: multi-institutions: closing.
    • Fall dynamics and prevention using both accelerometer and gyroscope sensors.
    • Electro-Cochleagraphy in portable headset sensors: a pilot study.
  • Kendra Rumbaugh, PhD
    • Biofilm-related wound infections (burn, chronic, necrotizing)
    • Polymicrobial interactions during infection
    • Interspecies and interkingdom chemical signaling
    • Bacterial quorum sensing during infection
    • Pre-clinical efficacy studies of experimental antimicrobials
  • Dixon Santana, MD
    • SAGES and ACS (Fundamentals of Laparoscopic Surgery Educational Program). 2008-2010.
    • Ethicon BioSurgery.
    • STEP Program - Use of endoscopy in surgical education
    • A Randomized, Single Blind Trial to Assess the Effectiveness of Maintaining Patency and Safety of the Vascular Wrap Paclitaxel-Eluting Mesh After Surgical Implantation with the Lifespan ePTFE Vascular Graft in the Upper Extremity for Hemodialysis Vascular Access
  • James C. Wang, PhD
    • Examination of the different components of middle ear effusion and their effects on the pathogenesis of otitis media.
    • Development of organoselenium polymerized polyurethane tympanostomy tubes for inhibition of biofilm formation
    • Identifying the bacterial population associated with middle ear infections and analyzing the potential interactions of the otologic microbiome
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