Dimitrios Stefanidis

Summary

Affiliation: Carolinas Medical Center
Country: USA

Publications

  1. ncbi Proficiency-based laparoscopic simulator training leads to improved operating room skill that is resistant to decay
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    Surg Innov 15:69-73. 2008
  2. ncbi Skill retention following proficiency-based laparoscopic simulator training
    Dimitrios Stefanidis
    Tulane Center for Minimally Invasive Surgery, Tulane University School of Medicine, New Orleans, LA 70112-2699, USA
    Surgery 138:165-70. 2005
  3. ncbi Intensive continuing medical education course training on simulators results in proficiency for laparoscopic suturing
    Dimitrios Stefanidis
    Tulane University School of Medicine, Department of Surgery, SL-22, Tulane Center for Minimally Invasive Surgery, 1430 Tulane Ave, New Orleans, LA 70112-2699, USA
    Am J Surg 191:23-7. 2006
  4. ncbi Proficiency maintenance: impact of ongoing simulator training on laparoscopic skill retention
    Dimitrios Stefanidis
    Department of Surgery, Carolinas Medical Center, Charlotte, NC, and Tulane University School of Medicine, New Orleans, LA, USA
    J Am Coll Surg 202:599-603. 2006
  5. ncbi Redefining simulator proficiency using automaticity theory
    Dimitrios Stefanidis
    Department of Surgery, 1000 Blythe Blvd, MEB 601, Charlotte, NC 28203, USA
    Am J Surg 193:502-6. 2007
  6. ncbi Laparoscopic fundoplication takedown with conversion to Roux-en-Y gastric bypass leads to excellent reflux control and quality of life after fundoplication failure
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, 1025 Morehead Medical Drive, Suite 300, Charlotte, NC 28204, USA
    Surg Endosc 26:3521-7. 2012
  7. ncbi What is the ideal interval between training sessions during proficiency-based laparoscopic simulator training?
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, 1000 Blythe Boulevard, MEB 601, Charlotte, NC 28203, USA
    Am J Surg 197:126-9. 2009
  8. ncbi The formula for a successful laparoscopic skills curriculum
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, 1000 Blythe Blvd, MEB 601, Charlotte, NC 28203, USA
    Arch Surg 144:77-82; discussion 82. 2009
  9. ncbi Do metrics matter? Time versus motion tracking for performance assessment of proficiency-based laparoscopic skills training
    Dimitrios Stefanidis
    Department of Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    Simul Healthc 4:104-8. 2009
  10. ncbi Factors influencing residency choice of general surgery applicants--how important is the availability of a skills curriculum?
    Dimitrios Stefanidis
    Department of General Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    J Surg Educ 66:325-9. 2009

Collaborators

Detail Information

Publications44

  1. ncbi Proficiency-based laparoscopic simulator training leads to improved operating room skill that is resistant to decay
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    Surg Innov 15:69-73. 2008
    ..38). Proficiency-based simulator training results in durable improvement in operative skill of trainees even in the absence of practice for up to 5 months. Minute simulator performance changes do not translate to the operating room...
  2. ncbi Skill retention following proficiency-based laparoscopic simulator training
    Dimitrios Stefanidis
    Tulane Center for Minimally Invasive Surgery, Tulane University School of Medicine, New Orleans, LA 70112-2699, USA
    Surgery 138:165-70. 2005
    ..Additional studies are warranted to further optimize curriculum design, investigate simulator differences, and establish training methods that improve skill retention...
  3. ncbi Intensive continuing medical education course training on simulators results in proficiency for laparoscopic suturing
    Dimitrios Stefanidis
    Tulane University School of Medicine, Department of Surgery, SL-22, Tulane Center for Minimally Invasive Surgery, 1430 Tulane Ave, New Orleans, LA 70112-2699, USA
    Am J Surg 191:23-7. 2006
    ..CONCLUSIONS: Although 4 hours may be insufficient for some trainees, an intensive half-day CME course is feasible and effective in significantly improving performance and allowing the majority of participants to achieve proficiency...
  4. ncbi Proficiency maintenance: impact of ongoing simulator training on laparoscopic skill retention
    Dimitrios Stefanidis
    Department of Surgery, Carolinas Medical Center, Charlotte, NC, and Tulane University School of Medicine, New Orleans, LA, USA
    J Am Coll Surg 202:599-603. 2006
    ..Curricula should incorporate training that fosters maintenance of proficiency...
  5. ncbi Redefining simulator proficiency using automaticity theory
    Dimitrios Stefanidis
    Department of Surgery, 1000 Blythe Blvd, MEB 601, Charlotte, NC 28203, USA
    Am J Surg 193:502-6. 2007
    ..Our objective was to assess whether a visual-spatial task that measures spare attentional capacity would distinguish among individuals with different levels of laparoscopic expertise...
  6. ncbi Laparoscopic fundoplication takedown with conversion to Roux-en-Y gastric bypass leads to excellent reflux control and quality of life after fundoplication failure
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, 1025 Morehead Medical Drive, Suite 300, Charlotte, NC 28204, USA
    Surg Endosc 26:3521-7. 2012
    ..This study assessed outcomes and quality-of-life data after fundoplication takedown and conversion to LRYGB for patients with failed fundoplications...
  7. ncbi What is the ideal interval between training sessions during proficiency-based laparoscopic simulator training?
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, 1000 Blythe Boulevard, MEB 601, Charlotte, NC 28203, USA
    Am J Surg 197:126-9. 2009
    ..The aim of this study was to identify the ideal interval between training sessions in a proficiency-based laparoscopic suturing simulator curriculum...
  8. ncbi The formula for a successful laparoscopic skills curriculum
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, 1000 Blythe Blvd, MEB 601, Charlotte, NC 28203, USA
    Arch Surg 144:77-82; discussion 82. 2009
    ..A skills curriculum is a dynamic process that should be tailored to individual needs and be continuously optimized based on accumulated evidence and experience...
  9. ncbi Do metrics matter? Time versus motion tracking for performance assessment of proficiency-based laparoscopic skills training
    Dimitrios Stefanidis
    Department of Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    Simul Healthc 4:104-8. 2009
    ..The purpose of this study was to compare the added value of motion metrics in determining training completion during a proficiency-based simulator curriculum compared with traditional metrics (time)...
  10. ncbi Factors influencing residency choice of general surgery applicants--how important is the availability of a skills curriculum?
    Dimitrios Stefanidis
    Department of General Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    J Surg Educ 66:325-9. 2009
    ..The objective of this study was to assess the factors that impact residency choice by general surgery applicants and the importance of the availability of skill curricula...
  11. ncbi What is the utilization of the SAGES guidelines by its members?
    Dimitrios Stefanidis
    Department of General Surgery, Carolinas Medical Center, 1000 Blythe Boulevard, MEB 601, Charlotte, NC 28203, USA
    Surg Endosc 24:3210-5. 2010
    ..The objective of this study was to assess the use of SAGES guidelines by its members...
  12. ncbi Initial laparoscopic basic skills training shortens the learning curve of laparoscopic suturing and is cost-effective
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, NC 28203, USA
    J Am Coll Surg 210:436-40. 2010
    ..We hypothesized that mastering basic laparoscopic skills first would shorten the learning curve of a more complex laparoscopic task and reduce resource requirements for the Fundamentals of Laparoscopic Surgery suturing curriculum...
  13. ncbi Optimal acquisition and assessment of proficiency on simulators in surgery
    Dimitrios Stefanidis
    Department of Surgery, University of North Carolina, Charlotte, NC, USA
    Surg Clin North Am 90:475-89. 2010
    ....
  14. ncbi The importance of the length of the limbs for gastric bypass patients--an evidence-based review
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Weight Management and Wellness Center, Carolinas Medical Center, Charlotte, NC 28203, USA
    Obes Surg 21:119-24. 2011
    ....
  15. ncbi Robotic suturing on the FLS model possesses construct validity, is less physically demanding, and is favored by more surgeons compared with laparoscopy
    Dimitrios Stefanidis
    Department of General Surgery, Carolinas Medical Center, 1000 Blythe Blvd, MEB 601, Charlotte, NC 28203, USA
    Surg Endosc 25:2141-6. 2011
    ..The value of robotic assistance for intracorporeal suturing is not well defined. We compared robotic suturing with laparoscopic suturing on the FLS model with a large cohort of surgeons...
  16. ncbi Research priorities in surgical simulation for the 21st century
    Dimitrios Stefanidis
    Department of General Surgery, Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, NC 28204, USA
    Am J Surg 203:49-53. 2012
    ..Despite tremendous growth, research in surgical simulation remains uncoordinated and unfocused. The objective of this study was to develop research priorities for surgical simulation...
  17. ncbi Challenges during the implementation of a laparoscopic skills curriculum in a busy general surgery residency program
    Dimitrios Stefanidis
    Department of General Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    J Surg Educ 65:4-7. 2008
    ....
  18. ncbi Limited feedback and video tutorials optimize learning and resource utilization during laparoscopic simulator training
    Dimitrios Stefanidis
    Department of General Surgery, Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, NC, USA
    Surgery 142:202-6. 2007
    ..The purpose of this study was to determine the impact of instructor feedback and video tutorials on skill acquisition during proficiency-based laparoscopic suturing training...
  19. ncbi Simulator training to automaticity leads to improved skill transfer compared with traditional proficiency-based training: a randomized controlled trial
    Dimitrios Stefanidis
    Carolinas Simulation Center, Carolinas Medical Center, Charlotte, NC, USA
    Ann Surg 255:30-7. 2012
    ..We hypothesized that novices will perform better in the operating room after simulator training to automaticity compared with traditional proficiency based training (current standard training paradigm)...
  20. ncbi Construct and face validity and task workload for laparoscopic camera navigation: virtual reality versus videotrainer systems at the SAGES Learning Center
    Dimitrios Stefanidis
    Department of General Surgery Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, NC, USA
    Surg Endosc 21:1158-64. 2007
    ..The objective of this study was to compare the construct and face validity, as well as workload, of two previously validated virtual reality (VR) and videotrainer (VT) systems...
  21. ncbi Performance goals on simulators boost resident motivation and skills laboratory attendance
    Dimitrios Stefanidis
    Carolinas Simulation Center, Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    J Surg Educ 67:66-70. 2010
    ..To assess the impact of setting simulator training goals on resident motivation and skills laboratory attendance...
  22. ncbi Do novices display automaticity during simulator training?
    Dimitrios Stefanidis
    Department of Surgery, Carolinas Medical Center, Charlotte, NC, USA
    Am J Surg 195:210-3. 2008
    ..The objective of this study was to investigate whether novices improve their ability to develop multitask (ie, automaticity) with accumulating experience on a simulated laparoscopic task...
  23. ncbi Psychomotor testing predicts rate of skill acquisition for proficiency-based laparoscopic skills training
    Dimitrios Stefanidis
    Department of Surgery, Carolinas Medical Center, Charlotte, NC, USA
    Surgery 140:252-62. 2006
    ..These tests may be useful in optimizing curricular design by allowing the tailoring of training to individual needs...
  24. ncbi Robotic assistance improves intracorporeal suturing performance and safety in the operating room while decreasing operator workload
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, Carolinas Simulation Center, Charlotte, NC 28203, USA
    Surg Endosc 24:377-82. 2010
    ..Intracorporeal suturing is one of the most difficult laparoscopic tasks. The purpose of this study was to assess the impact of robotic assistance on novice suturing performance, safety, and workload in the operating room...
  25. ncbi Higher mental workload is associated with poorer laparoscopic performance as measured by the NASA-TLX tool
    Yuliya Y Yurko
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, NC, USA
    Simul Healthc 5:267-71. 2010
    ..We assessed the relationship of workload and performance during simulator training on a complex laparoscopic task...
  26. ncbi Evaluation of soft tissue attachments to a novel intra-abdominal prosthetic in a rabbit model
    Charles J Dolce
    Carolinas Medical Center, Charlotte, NC 28203, USA
    Surg Innov 19:295-300. 2012
    ..Composite mesh types have been developed to address the shortcomings of standard meshes. The authors evaluated the host reaction to intraperitoneal placement of a novel composite material...
  27. ncbi Closing the gap in operative performance between novices and experts: does harder mean better for laparoscopic simulator training?
    Dimitrios Stefanidis
    Department of General Surgery, Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, NC 28211, USA
    J Am Coll Surg 205:307-13. 2007
    ..We hypothesized that simulator training under more difficult and realistic conditions would enhance the operative performance of novices...
  28. ncbi Single incision laparoscopic surgery (SILS) is associated with poorer performance and increased surgeon workload compared with standard laparoscopy
    Paul N Montero
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    Am Surg 77:73-7. 2011
    ..SILS performance improved when angulated instruments were used but remained inferior to standard laparoscopy. This may translate into poorer operating room efficiency and safety...
  29. ncbi Does patient compliance with preoperative bariatric office visits affect postoperative excess weight loss?
    Maher El Chaar
    Section of Bariatric Surgery, Division of Minimally Invasive Surgery and Bariatric Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    Surg Obes Relat Dis 7:743-8. 2011
    ..We hypothesized that poor preoperative patient compliance with office visits, a likely indicator of overall compliance, would be associated with lower %EWL after bariatric surgery at a teaching hospital in the United States...
  30. ncbi Increased stress levels may explain the incomplete transfer of simulator-acquired skill to the operating room
    Ajita Prabhu
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, 1000 Blythe Boulevard, MEB 601, Charlotte, NC 28203, USA
    Surgery 147:640-5. 2010
    ..The objective of this study was to examine the stress level of trainees during the transition from the simulator to the operating room (OR) and its impact on performance...
  31. ncbi Open-label, sham-controlled trial of an endoscopic duodenojejunal bypass liner for preoperative weight loss in bariatric surgery candidates
    Keith S Gersin
    Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    Gastrointest Endosc 71:976-82. 2010
    ....
  32. ncbi Duodenal- jejunal bypass sleeve: a totally endoscopic device for the treatment of morbid obesity
    Keith S Gersin
    Department of General Surgery, Carolinas Medical Center, Charlotte, North Carolina, USA
    Surg Innov 14:275-8. 2007
    ..09 kg. Continued follow-up and enrollment is ongoing to demonstrate patient safety and efficacy. Additional studies are being performed to elucidate mechanism of weight loss and future clinical applications of this device...
  33. ncbi What is the cost associated with the implementation of the FLS program into a general surgery residency?
    Phuong H Nguyen
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, NC 28203, USA
    Surg Endosc 24:3216-20. 2010
    ..The objective of this study was to evaluate the cost associated with the implementation of the FLS program into the skills curriculum of a busy general surgery residency...
  34. ncbi Insurance-mandated medical programs before bariatric surgery: do good things come to those who wait?
    Timothy S Kuwada
    Section of Bariatric Surgery, Division of Gastrointestinal and Minimally Invasive Surgery, Department of Surgery, Carolinas Medical Center, Charlotte, North Carolina, USA
    Surg Obes Relat Dis 7:526-30. 2011
    ..It is unknown whether MMPs improve weight loss before and after surgery. The purpose of our study was to determine whether MMPs improve pre- and postoperative weight loss at a tertiary care, U.S. academic teaching hospital...
  35. ncbi The role of diagnostic laparoscopy for acute abdominal conditions: an evidence-based review
    Dimitrios Stefanidis
    Division of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, Carolinas Medical Center, 1000 Blythe Boulevard, MEB 601, Charlotte, NC 28203, USA
    Surg Endosc 23:16-23. 2009
    ..The limitations of the available literature are highlighted, and evidence-based recommendations for the use of diagnostic laparoscopy to determine acute intraabdominal conditions are provided...
  36. ncbi The status of surgical skills training in the Carolinas: a plea for collaboration
    William W Hope
    South East Area Health Education Center, Department of Surgery, New Hanover Regional Medical Center, Wilmington, North Carolina, USA
    Am Surg 77:948-50. 2011
    ..Variability and lack of standardization exists with regard to surgical skills training in residency training programs in North and South Carolina. Collaborative efforts to promote standardization are needed and are presently underway...
  37. ncbi Poor resident-attending intraoperative communication may compromise patient safety
    Igor Belyansky
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Laparoscopic and Advanced Surgery Program, Carolinas Medical Center, Charlotte, North Carolina 28204, USA
    J Surg Res 171:386-94. 2011
    ..This study examined the factors that influence surgical trainees in expressing their opinion in the operating room and the consequences this might have on patient safety...
  38. ncbi Reported excess weight loss after bariatric surgery could vary significantly depending on calculation method: a plea for standardization
    Paul N Montero
    Division of Gastrointestinal and Minimally Invasive Surgery, Carolinas Medical Center, Charlotte, North Carolina, USA
    Surg Obes Relat Dis 7:531-4. 2011
    ..The present study examined the effect of variations in IBW and the preoperative weight on the %EWL at a tertiary care teaching hospital...
  39. ncbi Feasibility and value of a procedural workshop for surgery residents based on phase II of the APDS/ACS national skills curriculum
    Dimitrios Stefanidis
    Carolinas Medical Center, Charlotte, NC, USA
    J Surg Educ 69:735-9. 2012
    ..Our objective was to assess the feasibility, value, and cost required to administer a procedural workshop for general surgery residents based on phase II of the national skills curriculum...
  40. ncbi Pushing the envelope in biomaterial research: initial results of prosthetic coating with stem cells in a rat model
    Charles J Dolce
    Department of Gastrointestinal and Minimally Invasive Surgery, Department of Surgery, Carolinas Medical Center, 1000 Blythe Blvd MEB 601, Charlotte, NC 28203, USA
    Surg Endosc 24:2687-93. 2010
    ..The objective of this study was to prove the feasibility of prosthetic coating with stem cells and to assess its resistance to adhesion formation when implanted in an animal model...
  41. ncbi Extended interval for retrieval of vena cava filters is safe and may maximize protection against pulmonary embolism
    Dimitrios Stefanidis
    The F.H. Sammy Ross, Jr Trauma Center and The Carolinas Laparoscopic and Advanced Surgery Program, Department of Surgery, Carolinas Medical Center, Charlotte, NC, USA
    Am J Surg 192:789-94. 2006
    ..No post-insertion or post-retrieval PE occurred in this study. CONCLUSION: Extended intervals for retrieval of VCF are safe and may maximize protection against pulmonary embolism...
  42. ncbi Safety and efficacy of metallic stents in the management of colorectal obstruction
    Dimitrios Stefanidis
    Department of Surgery, Division of Surgical Oncology, University of Texas Health Science Center, San Antonio 78229-3900, USA
    JSLS 9:454-9. 2005
    ..Further prospective randomized studies are necessary to fully elucidate the use of stents in the management of colorectal cancer...
  43. ncbi Re: "Psychomotor testing predicts rate of skill acquisition for proficiency-based laparoscopic skills training"
    Dimitrios Stefanidis
    Surgery 141:831-2. 2007
  44. ncbi Evidence and consequence of porcine endogenous retrovirus recombination
    Birke Bartosch
    Wohl Virion Centre, Division of Infection of Immunity, University College London, 46 Cleveland St, London W1T 4JF, United Kingdom
    J Virol 78:13880-90. 2004
    ..In this context, pigs lacking non-human-tropic PERV-C would be more suitable as donor animals for clinical xenotransplantation...