7 results on '"Tsafrir Z"'
Search Results
2. Adnexal torsion: evaluation of risk factors and mode of treatment
- Author
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Tsafrir, Z., primary, Solomon, E., additional, Levin, I., additional, Lessing, J., additional, and Azem, F.M.D., additional
- Published
- 2008
- Full Text
- View/download PDF
3. The impact of a wireless audio system on communication in robotic-assisted laparoscopic surgery: A prospective controlled trial.
- Author
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Tsafrir Z, Janosek-Albright K, Aoun J, Diaz-Insua M, Abd-El-Barr AE, Schiff L, Talukdar S, Menon M, Munkarah A, Theoharis E, and Eisenstein D
- Subjects
- Aged, Communication, Female, Humans, Male, Middle Aged, Prospective Studies, Surveys and Questionnaires, Audiovisual Aids, Gynecologic Surgical Procedures instrumentation, Laparoscopy instrumentation, Robotic Surgical Procedures instrumentation, Urologic Surgical Procedures instrumentation, Wireless Technology instrumentation
- Abstract
Background: Robotic surgery presents a challenge to effective teamwork and communication in the operating theatre (OR). Our objective was to evaluate the effect of using a wireless audio headset device on communication, efficiency and patient outcome in robotic surgery., Methods and Findings: A prospective controlled trial of team members participating in gynecologic and urologic robotic procedures between January and March 2015. In the first phase, all surgeries were performed without headsets (control), followed by the intervention phase where all team members used the wireless headsets. Noise levels were measured during both phases. After each case, all team members evaluated the quality of communication, performance, teamwork and mental load using a validated 14-point questionnaire graded on a 1-10 scale. Higher overall scores indicated better communication and efficiency. Clinical and surgical data of all patients in the study were retrieved, analyzed and correlated with the survey results. The study included 137 procedures, yielding 843 questionnaires with an overall response rate of 89% (843/943). Self-reported communication quality was better in cases where headsets were used (113.0 ± 1.6 vs. 101.4 ± 1.6; p < .001). Use of headsets reduced the percentage of time with a noise level above 70 dB at the console (8.2% ± 0.6 vs. 5.3% ± 0.6, p < .001), but had no significant effect on length of surgery nor postoperative complications., Conclusions: The use of wireless headset devices improved quality of communication between team members and reduced the peak noise level in the robotic OR., Competing Interests: The wireless headsets were supplied by Quail Digital; Blue Cross Blue Shield Michigan Foundation supported this study; grant number 2174. PIRAP ($10000 grant); and the Graduate Medical Education Research Committee of the Henry Ford Health System supported this study; grant number 1407 ($5000 grant). Drs. Tsafrir, Janosek-Albright, Aoun, Diaz-Insua, Abd-El-Barr, Schiff, Talukdar, Menon, Munkarah, Theoharis and Eisenstein have no other conflicts of interest or financial ties to disclose except of what is disclosed above. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript. Specifically, Quail Digital had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript. This statement does not alter our adherence to PLOS ONE policies on sharing data and materials.
- Published
- 2020
- Full Text
- View/download PDF
4. Robotic Trachelectomy After Supracervical Hysterectomy for Benign Gynecologic Disease.
- Author
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Tsafrir Z, Aoun J, Hanna R, Papalekas E, Schiff L, Theoharis E, and Eisenstein D
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- Adult, Aged, Female, Humans, Hysterectomy methods, Middle Aged, Retrospective Studies, Treatment Outcome, Genital Diseases, Female surgery, Robotic Surgical Procedures methods, Trachelectomy methods
- Abstract
Background and Objectives: A renewed interest in the supra cervical approach to hysterectomy has created a cohort of patients with a retained cervix at risk of persistent symptoms requiring a subsequent trachelectomy. The objective of this study was to evaluate the efficacy of robotic trachelectomy after a previous supracervical hysterectomy., Methods: This is a retrospective chart review of women who had robotic trachelectomy after supracervical hysterectomy for benign gynecologic disease from January 2009 through October 2014., Results: Eleven patients underwent robotic trachelectomy for benign conditions during the observed period. Prior supracervical hysterectomy had been performed for pelvic pain (8/11, 73%), abnormal uterine bleeding (7/11, 64%), and dysmenorrhea (5/11, 45%). In 10 of 11 patients, the symptoms leading to robotic trachelectomy were the same as those leading to supracervical hysterectomy. The time from hysterectomy to recurrence of symptoms ranged from 0.5 to 26 months (median, 6), whereas the time interval from previous surgery to robotic trachelectomy ranged from 1 to 57 months (median, 26). Mean age and body mass index at robotic trachelectomy were 42 ± 5.4 years and 32 ± 6.1 kg/m(2). Mean length of surgery was 218 ± 88 minutes (range, 100-405). There was 1 major postoperative complication involving bladder perforation and subsequent vesicovaginal fistula (VVF). Endometriosis was seen in 27% of pathologic specimens and cervicitis in another 27%; 45% showed normal tissue histology. In 6 (55%) cases, symptoms leading to trachelectomy resolved completely after surgery, and the other 5 (45%) patients reported a significant improvement., Conclusions: Although trachelectomy can be a challenging surgery, our experience suggests that the robotic approach may be a valuable means of achieving safe and reproducible outcomes.
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- 2016
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5. Quality of Communication in Robotic Surgery and Surgical Outcomes.
- Author
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Schiff L, Tsafrir Z, Aoun J, Taylor A, Theoharis E, and Eisenstein D
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- Adult, Blood Loss, Surgical, Humans, Middle Aged, Operative Time, Pilot Projects, Postoperative Complications epidemiology, Principal Component Analysis, Prospective Studies, Quality Assurance, Health Care, Quality Indicators, Health Care statistics & numerical data, Communication, Gynecologic Surgical Procedures standards, Interprofessional Relations, Patient Care Team standards, Robotic Surgical Procedures standards
- Abstract
Background and Objectives: Robotic surgery has introduced unique challenges to surgical workflow. The association between quality of communication in robotic-assisted laparoscopic surgery and surgical outcomes was evaluated., Methods: After each gynecologic robotic surgery, the team members involved in the surgery completed a survey regarding the quality of communication. A composite quality-of-communication score was developed using principal component analysis. A higher composite quality-of-communication score signified poor communication. Objective parameters, such as operative time and estimated blood loss (EBL), were gathered from the patient's medical record and correlated with the composite quality-of-communication scores., Results: Forty robotic cases from March through May 2013 were included. Thirty-two participants including surgeons, circulating nurses, and surgical technicians participated in the study. A higher composite quality-of-communication score was associated with greater EBL (P = .010) and longer operative time (P = .045), after adjustment for body mass index, prior major abdominal surgery, and uterine weight. Specifically, for every 1-SD increase in the perceived lack of communication, there was an additional 51 mL EBL and a 31-min increase in operative time. The most common reasons reported for poor communication in the operating room were noise level (28/36, 78%) and console-to-bedside communication problems (23/36, 64%)., Conclusion: Our study demonstrates a significant association between poor intraoperative team communication and worse surgical outcomes in robotic gynecologic surgery. Employing strategies to decrease extraneous room noise, improve console-to-bedside communication and team training may have a positive impact on communication and related surgical outcomes.
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- 2016
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6. Second-dose methotrexate in ectopic pregnancies: the role of beta human chorionic gonadotropin.
- Author
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Cohen A, Bibi G, Almog B, Tsafrir Z, and Levin I
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- Adult, Cohort Studies, Female, Humans, Methotrexate therapeutic use, Pregnancy, Pregnancy, Ectopic surgery, Retrospective Studies, Sensitivity and Specificity, Treatment Failure, Chorionic Gonadotropin, beta Subunit, Human blood, Methotrexate administration & dosage, Pregnancy, Ectopic drug therapy
- Abstract
Objective: To evaluate the role of β-hCG levels on days 1, 4, and 7 after methotrexate as predictors for second-dose requirement and success., Design: Retrospective cohort study., Setting: Tertiary university-affiliated hospital., Patient(s): A total of 1,703 patients were admitted because of ectopic pregnancy. Four hundred nine received methotrexate, of whom 73 women required a second dose., Intervention(s): The "single-dose" methotrexate protocol with 50 mg/m(2) was administered to patients with progressing ectopic pregnancy. Surgical intervention was performed in cases of methotrexate second-dose treatment failure., Main Outcome Measure(s): Methotrexate second-dose requirement and success according to β-hCG levels on days 1, 4 and 7., Result(s): Second-dose methotrexate was successful in 58 patients (79.4%, success group), whereas 15 patients (20.6%) failed treatment and required surgical intervention (failure group). The medians of β-hCG levels on days 1, 4, and 7 were significantly higher in the "failure group" (1,601 vs. 2,844, 2,164 vs. 3,225, and 1,915 vs. 3,745 mIU/mL, respectively). Logistic regression analysis demonstrated that day-1 β-hCG levels were the only significant independent variable for second-dose treatment outcome. The receiver operating characteristic curve for β-hCG levels on day 1 was 0.727, and at a cutoff value of 2,234 mIU/mL the sensitivity and specificity reached the optimum for treatment success (77.5% and 73.3%, respectively)., Conclusion(s): Day-1 β-hCG levels were the only predictors for methotrexate second-dose requirement and treatment success. The cutoff value of β-hCG on day 1 with the optimal treatment results was found to be 2,234 mIU/mL., (Copyright © 2014 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.)
- Published
- 2014
- Full Text
- View/download PDF
7. "Watchful waiting" in ectopic pregnancies: a balance between reduced success rates and less methotrexate.
- Author
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Levin I, Tsafrir Z, Sa'ar N, Lessing J, Avni A, Gamzu R, and Almog B
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- Dose-Response Relationship, Drug, Female, Follow-Up Studies, Humans, Pregnancy, Treatment Outcome, Abortifacient Agents, Nonsteroidal administration & dosage, Methotrexate administration & dosage, Pregnancy, Ectopic therapy, Watchful Waiting methods
- Abstract
Many cases of ectopic pregnancy will spontaneously resolve, so that "watchful waiting" and β-hCG follow-up will separate true viable ectopic pregnancies from spontaneously resolving ectopic pregnancies. Withholding methotrexate in patients with spontaneously resolving ectopic pregnancies and administering it in only true viable ectopic pregnancies will no doubt decrease published success rates for this therapy., (Copyright © 2011 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.)
- Published
- 2011
- Full Text
- View/download PDF
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