Abdominal access

腹部通道
  • 文章类型: Journal Article
    立即停止危及生命的腹部出血(例如,破裂的腹部动脉瘤),每个外科医生都应该熟悉紧急剖腹手术(EL)和主动脉钳夹的原则。在安全的环境中进行模拟训练可以像其他医疗紧急情况一样演练这些情况。由于缺乏合适的商用模拟器,建造了一个自制的任务训练器。这项研究旨在评估使用这种低成本任务培训师在外科住院医师中进行EL模拟训练课程的可行性。
    为了在随后的EL和主动脉钳夹下进行大量腹部出血的模拟训练,一个多专业的团队开发了一个EL任务培训师。外部顾问对培训师及其适用性进行了结构化评估,他自己测试了教练。创建了构造培训师的说明,并计算了成本。在针对职业生涯早期手术学员的EL模拟课程中,34名参与者熟悉EL。使用问卷研究了他们对课程可行性的经验以及在管理情况方面自我评估的临床能力的提高。在一个受训人员小组中,模拟与课程之后的现实生活中的EL进行了比较。
    参与者发现培训师适合其目的(平均得分,4.7of5).他们自我评估的临床能力在几个领域增加:EL作为程序(p<0.01),在EL期间处理腹内组织和器官(p=0.008),以及腹腔内出血的急诊手术(p<0.001)。培训师的身体费用为108欧元,一种培训方案的一次性用品额外费用为42欧元。
    具有脉动流的低成本任务训练器,使手术住院医师能够通过主动脉钳夹进行EL演练,可以由常用材料制成。在模拟培训课程中,其可行性和对学习的影响的初步经验是积极的。
    UNASSIGNED: To instantly stop life threatening abdominal bleeding (e.g., a ruptured abdominal aneurysm), every surgeon should be familiar with the principles of emergency laparotomy (EL) and aortic clamping. Simulation training in a safe environment can be used to rehearse these situations like other medical emergencies. Owing to the lack of a suitable commercial simulator, a homemade task trainer was constructed. This study aimed to evaluate the feasibility of an EL simulation training course among surgical residents using this low cost task trainer.
    UNASSIGNED: To enable simulation training for massive abdominal bleeding with subsequent EL and aortic clamping, a multiprofessional team developed an EL task trainer. A structured evaluation of the trainer and its applicability was performed by external consultants, who tested the trainer themselves. Instructions for constructing the trainer were created and costs were calculated. During the EL simulation course targeted for surgical trainees early in their careers, 34 participants familiarised themselves with EL. Their experiences of the feasibility of the course and increase in self assessed clinical competence in managing the situation were studied using a questionnaire. In a subgroup of trainees, the simulation was compared with a real life EL subsequent to the course.
    UNASSIGNED: Participants found that the trainer was fit for its purpose (mean score, 4.7 out of 5). Their self assessed clinical competence increased in several domains: EL as a procedure (p < 0.01), handling of intra-abdominal tissues and organs during EL (p = 0.008), and emergency procedures in intra-abdominal haemorrhage (p < 0.001). The cost for the body of the trainer was €108 and there was an additional €42 for the disposables for one training scenario.
    UNASSIGNED: A low cost task trainer with pulsatile flow enabling surgical residents to rehearse EL with aortic clamping can be constructed from commonly available materials. Preliminary experience of its feasibility and effects on learning in a simulation training course have been positive.
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  • 文章类型: Journal Article
    目标:全球每年进行超过1300万例腹腔镜手术。LevaLap1.0™装置可在腹腔镜手术期间使用Verress针进行初始腹部吹气时促进安全的腹部进入。我们进行了这项研究,以检验以下假设:使用LevaLap1.0™会增加从腹壁到下层内脏和腹膜后的距离,包括主要船只。
    方法:前瞻性队列研究。
    方法:转诊中心。
    方法:18例患者计划在全身麻醉和肌肉松弛下接受介入放射学手术。
    方法:LevaLap1.0™设备在脐部和Palmer点的应用,在计算机断层扫描(CT)扫描期间。
    方法:从腹壁到下面的肠的距离,在对LevaLap1.0™施加真空之前和之后,以及腹膜后血管和更远的腹内器官。
    结果:该装置没有显著增加从腹壁到直接下面的肠的距离。或者,LevaLap1.0™使接入点的腹壁与脐部和Palmer点的更远处的腹内器官之间的距离显着增加(平均值±SD:3.91±2.32cm,p=0.001,+3.41±3.12厘米,分别为p=0.001)。在脐处,该装置使腹壁与腔静脉前壁之间的距离增加了5.32±1.22cm(p=0.004),或使主动脉前壁增加了5.49±1.40cm(p=0.004)。在帕尔默的位置,该装置使前腹壁与结肠和/或小肠之间的距离增加了2.13±1.81cm(p=0.023)。未报告不良事件。
    结论:LevaLap1.0™使腹壁与腹膜后主要血管之间的距离增加了>5cm,在进行腹腔镜手术时,在Verress针吹气期间促进更安全的进入。
    More than 13 million laparoscopic procedures are performed globally every year. The LevaLap 1.0 device may facilitate safe abdominal access when using the Veress needle for initial abdominal insufflation during laparoscopic surgery. We undertook this study to test the hypothesis that use of the LevaLap 1.0 would increase the distance from the abdominal wall to underlying viscera and the retroperitoneum, including from major vessels.
    Prospective cohort study.
    Referral center.
    Eighteen patients scheduled to undergo an interventional radiology procedure under general anesthesia and muscle relaxation.
    Application of the LevaLap 1.0 device on the umbilicus and on Palmer\'s point, during computed tomography scanning.
    Distance from the abdominal wall to the underlying bowel and to retroperitoneal blood vessels and more distant intra-abdominal organs before and after vacuum was applied to the LevaLap 1.0.
    The device did not significantly increase the distance from the abdominal wall to the immediate underlying bowel. Alternatively, the LevaLap 1.0 created a significant increase in the distance between the abdominal wall at the access point and more distant intra-abdominal organs at the umbilicus and at Palmer\'s point (mean ± SD: +3.91 ± 2.32 cm, p = .001, and +3.41 ± 3.12 cm, p = .001, respectively). At the umbilicus, the device increased the distance between the abdominal wall and the anterior wall of the vena cava by +5.32 ± 1.22 cm (p = .004) or the anterior wall of the aorta by 5.49 ± 1.40 cm (p = .004). At Palmer\'s point, the device increased the distance between the anterior abdominal wall and the colon and/or small bowel by 2.13 ± 1.81 cm (p = .023). No adverse events were reported.
    The LevaLap 1.0 increased the distance between abdominal wall and major retroperitoneal blood vessels by >5 cm, promoting safer access during Veress needle insufflation when performing laparoscopic surgery.
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  • 文章类型: Journal Article
    背景:加压腹膜内雾化化疗(PIPAC)是一种创新的药物递送技术。最常见的适应症是在抢救情况下姑息性治疗胃肠道和妇科腹膜转移。进入腹部是手术的关键步骤,因为大多数患者以前做过手术。潜在的陷阱包括由于粘连而无法进入,肠通道病变和术后皮下毒性肺气肿。
    方法:我们提出了一种技术,“手指接入技术”可能会在很大程度上防止这些陷阱。在中线进行了3厘米的小剖腹手术,将手指引入腹部和5-mm双球囊套管针(没有哈森套管针)放置在手指保护下,在第一切口的一定距离处。剖腹手术的筋膜,不是皮肤,然后关闭。腹部用CO2吹气,并在小剖腹手术中用盐溶液控制密封性。然后在视频镜控制下引入第二个10-12mm套管针。然后,第一套管针通过第二套管针可视化,以在第一次进入期间排除肠损伤。
    结论:在我们手中,这种接入技术已被证明是安全和有效的。
    BACKGROUND: Pressurized IntraPeritoneal Aerosol Chemotherapy (PIPAC) is an innovative drug delivery technique. Most common indication is palliative therapy of peritoneal metastasis of gastrointestinal and gynecological origin in the salvage situation. Access to the abdomen is the critical step of the procedure, since most patients had previous surgery. Potential pitfalls include non-access because of adhesions, bowel access lesions and postoperative subcutaneous toxic emphysema.
    METHODS: We propose a technique, the \"finger-access technique\" that might prevent largely these pitfalls. A minilaparotomy of 3 cm is performed in the midline, a finger introduced into the abdomen and a 5-mm double-balloon trocar (no Hasson trocar) is placed under finger protection at some distance of the first incision. The fascia of the minilaparotomy, not the skin, is then closed. The abdomen is insufflated with CO2 and tightness is controlled with saline solution in the minilaparotomy. A second 10-12 mm trocar is then introduced under videoscopic control. The first trocar is then visualized through the second one to exclude a bowel lesion during first access.
    CONCLUSIONS: In our hands, this access technique has shown to be safe and effective.
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