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1,422 result(s) for "Pancreaticoduodenectomy - methods"
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Partial pancreatoduodenectomy versus duodenum-preserving pancreatic head resection in chronic pancreatitis: the multicentre, randomised, controlled, double-blind ChroPac trial
There is substantial uncertainty regarding the optimal surgical treatment for chronic pancreatitis. Short-term outcomes have been found to be better after duodenum-preserving pancreatic head resection (DPPHR) than after partial pancreatoduodenectomy. Therefore, we designed the multicentre ChroPac trial to investigate the long-term outcomes of patients with chronic pancreatitis within 24 months after surgery. This randomised, controlled, double-blind, parallel-group, superiority trial was done in 18 hospitals across Europe. Patients with chronic pancreatitis who were planned for elective surgical treatment were randomly assigned to DPPHR or partial pancreatoduodenectomy with a central web-based randomisation tool. The primary endpoint was mean quality of life within 24 months after surgery, measured with the physical functioning scale of the European Organisation for Research and Treatment of Cancer QLQ-C30 questionnaire. Primary analysis included all patients who underwent one of the assigned procedures; safety analysis included all patients who underwent surgical intervention (categorised into groups as treated). Patients and outcome assessors were masked to group assignment. The trial was registered, ISRCTN38973832. Recruitment was completed on Sept 3, 2013. Between Sept 10, 2009, and Sept 3, 2013, 250 patients were randomly assigned to DPPHR (n=125) or partial pancreatoduodenectomy (n=125), of whom 226 patients (115 in the DPPHR group and 111 in the partial pancreatoduodenectomy group) were analysed. No difference in quality of life was seen between the groups within 24 months after surgery (75·3 [SD 16·4] for partial pancreatoduodenectomy vs 73·0 [16·4] for DPPHR; mean difference −2·3, 95% CI −6·6 to 2·0; p=0·284). The incidence and severity of serious adverse events did not differ between the groups. 70 (64%) of 109 patients in the DPPHR group and 61 (52%) of 117 patients in the partial pancreatoduodenectomy group had at least one serious adverse event, with the most common being reoperations (for reasons other than chronic pancreatitis), gastrointestinal problems, and other surgical morbidity. No differences in quality of life after surgery for chronic pancreatitis were seen between the interventions. Results from single-centre trials showing superiority for DPPHR were not confirmed in the multicentre setting. German Research Foundation (DFG).
Educational step-by-step surgical video about operative technique in robotic pancreaticoduodenectomy (RPD) at University of Illinois at Chicago (UIC): 17 steps standardized technique—Lessons learned since the first worldwide RPD performed in the year 2001
BackgroundRPD (Robotic pancreatoduodenectomy) was first performed by P. C. Giulianotti in 2001 (Arch Surg 138(7):777–784, 2003). Since then, the complexity and lack of technique standardization has slowed down its widespread utilization. RPD has been increasingly adopted worldwide and in few centres is the preferred apporached approach by certain surgeons. Some large retrospective series are available and data seem to indicate that RPD is safe/feasible, and a valid alternative to the classic open Whipple. Our group has recently described a standardized 17 steps approach to RPD (Giulianotti et al. Surg Endosc 32(10): 4329–4336, 2018). Herin, we present an educational step-by-step surgical video with short technical/operative description to visually exemplify the RPD 17 steps technique.MethodsThe current project has been approved by our local Institutional Review Board (IRB). We edited a step-by-step video guidance of our RPD standardized technique. The data/video images were collected from a retrospective analysis of a prospectively collected database (IRB approved). The narration and the images describe hands-on operative “tips and tricks” to facilitate the learning/teaching/evaluation process.ResultsEach of the 17 surgical steps is visually represented and explained to help the in-depth understanding of the relevant surgical anatomy and the specific operative technique.ConclusionsEducational videos descriptions like the one herein presented are a valid learning/teaching tool to implement standardized surgical approaches. Standardization is a crucial component of the learning curve. This approach can create more objective and reproducible data which might be more reliably assessed/compared across institutions and by different surgeons. Promising results are arising from several centers about RPD. However, RPD as gold standard-approach is still a matter of debate. Randomized-controlled studies (RCT) are required to better validate the precise role of RPD.
Robotic Pancreatoduodenectomy: Increasing Complexity and Decreasing Complications with Experience: Single-Center Results from 150 Consecutive Patients
Background This report describes the authors’ experience with 150 consecutive robotic pancreatoduodenectomies. Methods The study enrolled 150 consecutive patients who underwent robotic pancreatoduodenectomy between 2018 and 2023. Pre- and intraoperative variables such as age, gender, indication, operation time, diagnosis, and tumor size were analyzed. The patients were divided into two groups. Group 1 comprised the first 75 patients, and group 2 comprised the last 75 cases. The median age of the patients was 62.4 years and did not differ between the two groups. Results Morbidity was lower in group 2. The mortality rate was 0.7% at 30 days and 1.3% at 90 days, and there was no difference between the groups. There was a significant reduction ( p  < 0.05) in operative time, resection time, reconstruction time, and conversion to open surgery in group 2. Partial resection of the portal vein was performed in 17 patients and more common in group 2 ( p  < 0.01). The number of resected lymph nodes was higher in group 2. The indication for pancreatoduodenectomy did not differ between the two groups. There was no difference in tumor size or clinical characteristics of the patients. Conclusions The robotic platform is useful for pancreatoduodenectomy, facilitates adequate lymphadenectomy, and is helpful for digestive tract reconstruction after resection. Robotic pancreatoduodenectomy is safe and feasible for selected patients. It should be performed in specialized centers by surgeons experienced in open and minimally invasive pancreatic surgery.
Pancreatoduodenectomy versus total pancreatectomy and simultaneous intraportal islet autotransplantation for periampullary cancer at high-risk of postoperative pancreatic fistula (XANDTX-trial): Protocol of a randomized controlled pilot trial
Pancreatic surgery remains associated with significant morbidity. Pancreatoduodenectomy (PD) with high-risk stigmata for postoperative pancreatic fistula (POPF) may delay or hinder administration of adjuvant therapy. Total pancreatectomy (TP) prevents POPF-associated complications but implies permanent exocrine and endocrine insufficiency. Islet autotransplantation (IAT) has the potential to compensate endocrine function. XANDTX is a single-centre randomized controlled pilot trial comparing high-risk PD with TP and simultaneous IAT in patients with periampullary cancer. After screening for eligibility and obtaining informed consent, a total of 32 adult patients will be intraoperatively randomized in a 1:1 ratio. The primary hypothesis is that TP with IAT prevents POPF-associated complications and leads to a shorter period to initiation of adjuvant therapy and a higher overall rate of adjuvant therapy administration. Secondary endpoints include perioperative morbidity and mortality, metabolic outcome, quality of life (QoL) and oncological long-term outcome. Each patient will be followed up for 5 years. The XANDTX pilot trial will aim to provide surgical and oncological feasibility and safety data of total pancreatectomy with simultaneous islet autotransplantation in management of resectable periampullary cancer. The results will form the basis for a further confirmatory controlled study. This study was registered on ClinicalTrials.gov (NCT05843877) on February 27, 2023 and EudraCT (2023-507773-17-00) on April 18, 2024.
Robot-assisted laparoscopic versus open pancreaticoduodenectomy: a prospective, matched, mid-term follow-up study
Background Robot-assisted laparoscopic pancreaticoduodenectomy is a novel minimally invasive surgery technique, and its effectiveness and safety remain unknown in patients with borderline malignant or malignant diseases. This study aimed to prospectively evaluate the effectiveness and safety of RLPD versus open PD (OPD). Methods Between January 2010 and December 2013, 180 eligible patients were prospectively hospitalized for elective RLPD ( n  = 60) or OPD ( n  = 120). They were matched for tumor location, tumor type, tumor size, ASA classification, age, and sex. The main outcome measures included demographics, intraoperative variables, morbidity, postoperative recovery, and mid-term evaluation. Results Over the study period, the RLPD group had a significantly longer but decreasing operative time (median 410 vs. 323 min; P  < 0.001), less blood loss (median 400 vs. 500 mL; P  = 0.005), better nutritional status recovery, expedited off-bed return to activity (3.2 vs. 4.8 d; P  < 0.001), faster resumption of bowel movement (3.6 vs. 5.2 d; P  < 0.001), and shorter hospital stay (20 vs. 25 d; P  = 0.002) compared to the OPD group. The two groups had similar surgical morbidities and mortality as well as R0 resection rate and number of lymph nodes resected. Among patients with pancreatic adenocarcinoma, the two groups had similar overall and disease-free survival (ACTRN12614000299606). Conclusions This first largest, prospective matched study demonstrated that for treating selected borderline and malignant pathologies, RLPD was associated with a significant learning curve effect and expedited postoperative recovery, but had a surgical and oncological safety profile similar to OPD.
Effects of seamless care in the perioperative management of laparoscopic pancreatoduodenectomy on patients’ quality of life and postoperative complications
This study investigates the efficacy of the seamless care model in operative management for patients who have undergone laparoscopic Pancreatoduodenectomy, evaluating its potential effects on postoperative quality of life (QOL) and complications. This study encompassed patients who underwent LPD at our institution between February 2022 and May 2023. Patients were randomly allocated to either the standard care group(control group) or the seamless care group(intervention group) using a random number table method. QOL was assessed both preoperatively and postoperatively. The incidence of adverse events before to discharge was evaluated. No significant changes in preoperative QOL measures were seen between the two groups (P > 0.05). Postoperatively, the intervention group exhibited markedly superior physiological function scores and overall quality of life (P < 0.05), as well as a considerably reduced frequency of adverse events (P < 0.05). The intervention group exhibited significantly shorter times to first postoperative flatus and shortened hospital stays relative to the control group (P < 0.05), times to ambulation demonstrated no significant difference (P > 0.05). Seamless care significantly enhances quality of life and reduces adverse events following LPD, warranting its broader clinical implementation.
Minimally invasive versus open pancreatoduodenectomy for pancreatic and peri-ampullary neoplasm (DIPLOMA-2): study protocol for an international multicenter patient-blinded randomized controlled trial
Background Minimally invasive pancreatoduodenectomy (MIPD) aims to reduce the negative impact of surgery as compared to open pancreatoduodenectomy (OPD) and is increasingly becoming part of clinical practice for selected patients worldwide. However, the safety of MIPD remains a topic of debate and the potential shorter time to functional recovery needs to be confirmed. To guide safe implementation of MIPD, large-scale international randomized trials comparing MIPD and OPD in experienced high-volume centers are needed. We hypothesize that MIPD is non-inferior in terms of overall complications, but superior regarding time to functional recovery, as compared to OPD. Methods/design The DIPLOMA-2 trial is an international randomized controlled, patient-blinded, non-inferiority trial performed in 14 high-volume pancreatic centers in Europe with a minimum annual volume of 30 MIPD and 30 OPD. A total of 288 patients with an indication for elective pancreatoduodenectomy for pre-malignant and malignant disease, eligible for both open and minimally invasive approach, are randomly allocated for MIPD or OPD in a 2:1 ratio. Centers perform either laparoscopic or robot-assisted MIPD based on their surgical expertise. The primary outcome is the Comprehensive Complication Index (CCI®), measuring all complications graded according to the Clavien-Dindo classification up to 90 days after surgery. The sample size is calculated with the following assumptions: 2.5% one-sided significance level (α), 80% power (1-β), expected difference of the mean CCI® score of 0 points between MIPD and OPD, and a non-inferiority margin of 7.5 points. The main secondary outcome is time to functional recovery, which will be analyzed for superiority. Other secondary outcomes include post-operative 90-day Fitbit™ measured activity, operative outcomes (e.g., blood loss, operative time, conversion to open surgery, surgeon-reported outcomes), oncological findings in case of malignancy (e.g., R0-resection rate, time to adjuvant treatment, survival), postoperative outcomes (e.g., clinically relevant complications), healthcare resource utilization (length of stay, readmissions, intensive care stay), quality of life, and costs. Postoperative follow-up is up to 36 months. Discussion The DIPLOMA-2 trial aims to establish the safety of MIPD as the new standard of care for this selected patient population undergoing pancreatoduodenectomy in high-volume centers, ultimately aiming for superior patient recovery. Trial registration ISRCTN27483786. Registered on August 2, 2023
Clinical efficacy of enhanced recovery surgery in Da Vinci robot-assisted pancreatoduodenectomy
Da Vinci robot-assisted pancreaticoduodenectomy offers advantages, including minimal invasiveness, precise, and safe procedures. This study aimed to investigate the clinical effectiveness of implementing enhanced recovery after surgery (ERAS) concepts in Da Vinci robot-assisted pancreaticoduodenectomy. A retrospective analysis was conducted on clinical data from 62 patients who underwent Da Vinci robot-assisted pancreaticoduodenectomy between January 2018 and December 2022. Among these patients, 30 were managed with ERAS principles, while 32 were managed using traditional perioperative management protocols. Surgical time, intraoperative blood loss, postoperative oral intake time, time to return of bowel function, time to ambulation, visual analog scale (VAS) pain scores, fluid replacement volume, length of hospital stay, total hospital expenses, complications, and patient satisfaction were recorded and compared between the two groups. Postoperative follow-up included assessment of postoperative functional scores, reoperation rates, SF-36 quality of life scores, and survival rates. The average follow-up time was 35.6 months (range: 12–56 months). There were no statistically significant differences in general characteristics, including age, surgical time, intraoperative blood loss, and preoperative medical history between the two groups (P > 0.05). Compared to the control group, the intervention group had an earlier postoperative oral intake time, faster return of bowel function, rapid ambulation, and shorter hospital stays (P < 0.05). The intervention group also had lower postoperative VAS scores, lower fluid replacement volume, lower total hospital expenses, and a lower rate of complications (P < 0.05). Patient satisfaction was higher in the intervention group (P < 0.05). There were no statistically significant differences between the two groups in two-year functional scores, reoperation rates, quality of life scores, and survival rates (P > 0.05). Implementing ERAS principles in Da Vinci robot-assisted pancreaticoduodenectomy substantially expedited postoperative recovery, lowered pain scores, and diminished complications. However, there were no notable differences in long-term outcomes between the two groups.
Performance with robotic surgery versus 3D- and 2D­laparoscopy during pancreatic and biliary anastomoses in a biotissue model: pooled analysis of two randomized trials
BackgroundRobotic surgery may improve surgical performance during minimally invasive pancreatoduodenectomy as compared to 3D- and 2D-laparoscopy but comparative studies are lacking. This study assessed the impact of robotic surgery versus 3D- and 2D-laparoscopy on surgical performance and operative time using a standardized biotissue model for pancreatico- and hepatico-jejunostomy using pooled data from two randomized controlled crossover trials (RCTs).MethodsPooled analysis of data from two RCTs with 60 participants (36 surgeons, 24 residents) from 11 countries (December 2017–July 2019) was conducted. Each included participant completed two pancreatico- and two hepatico-jejunostomies in biotissue using 3D-robotic surgery, 3D-laparoscopy, or 2D-laparoscopy. Primary outcomes were the objective structured assessment of technical skills (OSATS: 12–60) rating, scored by observers blinded for 3D/2D and the operative time required to complete both anastomoses. Sensitivity analysis excluded participants with excess experience compared to others.ResultsA total of 220 anastomoses were completed (robotic 80, 3D-laparoscopy 70, 2D­laparoscopy 70). Participants in the robotic group had less surgical experience [median 1 (0–2) versus 6 years (4–12), p < 0.001], as compared to the laparoscopic group. Robotic surgery resulted in higher OSATS ratings (50, 43, 39 points, p = .021 and p < .001) and shorter operative time (56.5, 65.0, 81.5 min, p = .055 and p < .001), as compared to 3D- and 2D­laparoscopy, respectively, which remained in the sensitivity analysis.ConclusionIn a pooled analysis of two RCTs in a biotissue model, robotic surgery resulted in better surgical performance scores and shorter operative time for biotissue pancreatic and biliary anastomoses, as compared to 3D- and 2D-laparoscopy.
Prevention of postpancreatectomy hemorrhage after laparoscopic pancreaticoduodenectomy by wrapping ligamentum teres hepatis surrounding hepatic portal artery
Postpancreatectomy hemorrhage (PPH) is an important risk factor for postoperative complications after laparoscopic pancreaticoduodenectomy (LPD). Recent studies have reported that the use of ligamentum teres hepatis (LTH) in LPD may reduce the risk of PPH. Therefore, this study aims to investigate whether wrapping the hepatic hilar artery with the LTH can reduce PPH after LPD. We reviewed the data of 131 patients who underwent LPD in our team from April 2018 to December 2023. The patients were divided into Groups A (60 patients) and B (71 patients) according to whether the hepatic portal artery was wrapped or not. The perioperative data of the two groups were compared to evaluate the effect of LTH wrapping the hepatic hilar artery on LPD. The platelet count of Group A was (225.25 ± 87.61) × 10^9/L, and that of Group B was (289.38 ± 127.35) × 10^9/L, with a statistically significant difference ( p  < 0.001). The operation time of group A [300.00 (270.00, 364.00)] minutes was shorter than that of group B [330.00 (300.00, 360.00)] minutes, p  = 0.037. In addition, A set of postoperative hospital stay [12.00 (10.00, 15.00)] days shorter than group B [15.00 (12.00, 19.50)] days, p  < 0.001. No PPH occurred in Group A, while 8 patients in Group B had PPH (7 cases of gastroduodenal artery hemorrhage and 1 case of proper hepatic artery hemorrhage), p  = 0.019. The new technique of wrapping the hepatic hilar artery through the LTH can effectively reduce the occurrence of PPH after LPD.