56 results match your criteria: "Tokyo Bay Medical Center[Affiliation]"

Purpose: To identify lesion characteristics associated with restenosis after endovascular therapy (EVT) for common femoral artery (CFA) lesions in patients with peripheral artery disease (PAD) in real-world practice.

Materials And Methods: We included 751 Japanese patients with PAD who underwent CFA EVT. Data were from a large-scale retrospective multicenter registry study.

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Background: Several studies have reported the efficacy of drug-coated balloons (DCB) for simple femoropopliteal (FP) lesions. However, the effectiveness of DCB for FP chronic total occlusive lesions (CTO) is controversial. The present study investigated the clinical outcomes of DCB for FP-CTO.

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Purpose: The aim of this preapproval trial was to evaluate the 12-month safety and effectiveness of the TCD-17187 drug-coated balloon (DCB) for the treatment of atherosclerotic lesions in the superficial femoral artery (SFA) and/or proximal popliteal artery (PA).

Methods: This was a prospective, multicenter, core laboratory adjudicated, single-arm trial. From October 2019 to November 2020, a total of 121 symptomatic peripheral artery disease patients with SFA and/or proximal PA lesions were enrolled.

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Purpose: Chronic limb-threatening ischemia (CLTI) represents the clinical end stage of lower extremity peripheral arterial disease (PAD). Although conventional open and endovascular revascularization options are available, some CLTI patients do not respond to these treatments, generally due to small vessel occlusive disease, with only limited or no clinical improvement achieved. This article aims to provide insights related to pertinent venous anatomy of the leg and below the ankle and a technical review of percutaneous deep venous arterialization (pDVA) creation using commonly-available devices.

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Background: Thromboendarterectomy (TEA) is the gold-standard treatment for common femoral artery (CFA). However, because of its low invasiveness and short hospitalization duration, CFA endovascular therapy (EVT) is performed in real-world practice. However, the clinical benefits and appropriate target population for CFA EVT remain unclear.

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Article Synopsis
  • The development of imaging techniques has improved the evaluation of lower extremity artery disease (LEAD) with accurate measurements and visual assessments.
  • There is a need for standardization in these evaluation methods to reduce inconsistencies and risks associated with their use.
  • The Japan Endovascular Treatment Conference (JET) has created a consensus document that outlines standardized approaches for intravascular ultrasound (IVUS), optical frequency domain imaging (OFDI), and angioscopy in endovascular therapy (EVT).
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In this review article, we summarize the clinical benefit of intravascular ultrasounds (IVUS) in the endovascular therapy (EVT) of complex femoropopliteal (FP) lesions. Due to the development of novel FP-dedicated devices, outcomes of FP-EVT have been improved. As a result, revascularization methods for the FP lesions have shifted to EVT.

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Purpose: A dedicated treatment strategy is not yet established for patients with no-option chronic limb-threatening ischemia. This study aimed to evaluate the clinical outcomes of percutaneous deep venous arterialization in Japanese patients with no-option chronic limb-threatening ischemia.

Materials And Methods: Data of 18 consecutive patients with chronic limb-threatening ischemia (18 limbs; mean age: 75.

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Purpose: To assess the midterm safety and effectiveness of the Gore® Viabahn® Endoprosthesis as treatment for symptomatic peripheral arterial disease (PAD) in the superficial femoral arteries (SFA).

Materials And Methods: A prospective, multicenter, post-market surveillance study was conducted in Japan. Patients with symptomatic SFA lesions ≥ 10 cm and reference vessel diameters ranging from 4.

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Introduction And Importance: With the widespread use of laparoscopic inguinal hernia repair, it is known that some clinically evident inguinal hernias lack a peritoneal sac and are referred to as "sacless hernias".

Presentation Of Case: A 61-year-old man presented with a left inguinal bulge. On physical examination, the diagnosis of bilateral inguinal hernias was made, and laparoscopic transabdominal repair was performed.

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Objective: To investigate the safety and efficacy of a balloon-expandable covered stent in the treatment of complex aortoiliac artery disease.

Background: Peripheral intervention in complex aortoiliac disease still remains a challenge.

Methods: We retrospectively analyzed symptomatic patients with aortoiliac disease who were treated with GORE® VIABAHN® VBX covered stent (W.

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An 86-year-old woman was admitted for a ruptured popliteal artery aneurysm (rPAA, 26 × 28 mm). Due to the patient's age and comorbidities, emergency endovascular repair was performed. After the failed antegrade guidewire crossing, a retrograde approach from the anterior tibial artery and snaring was performed for lesion crossing, and stentgraft (5 × 50 mm) was deployed from antegrade fashion.

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Objectives: This study sought to elucidate the clinical impact and prognosis of stent graft (SG) thrombosis.

Background: The VIABAHN SG offers a favorable outcome in long peripheral artery occlusive disease (PAOD) lesions in the femoropopliteal artery. One concern after SG deployment is the incidence of stent thrombosis and consequent acute limb ischemia (ALI).

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Laparoscopic appendectomy for metastatic cervical cancer presenting as appendicitis.

Surg Case Rep

May 2021

Department of Surgery, Tokyo Bay Medical Center, 3-4-32 Todaijima, Urayasu, Chiba, 279-0001, Japan.

Background: Metastatic lesions to the appendix are rare. They usually present with acute appendicitis or remain asymptomatic and are diagnosed incidentally. Metastases to the appendix have been reported from a number of primary tumor sites including ovary, colon, gastric and lung.

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Stent invagination (SIV) sometimes occurs during interwoven nitinol stent (IWS) placement due to its complex deployment system. It may cause stent malapposition and reduce the minimum stent area. However, the clinical implications of SIV remain unclear.

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Perforation of intestinal leiomyosarcoma: A case report.

Int J Surg Case Rep

February 2021

Department of Surgery, Tokyo Bay Medical Center, 3-4-32 Todaijima, Urayasu, Chiba, 279-0001, Japan. Electronic address:

Introduction And Importance: The majority of gastrointestinal sarcoma is gastrointestinal stromal tumors and intestinal leiomyosarcoma is rare. Small intestinal mesenchymal tumors are often large at diagnosis, and they commonly present with bleeding or intussusception. We report a perforation associated with intestinal leiomyosarcoma.

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Failure of Nonoperative Management following Angioembolization for Blunt Splenic and Pancreatic Tail Injury.

Case Rep Emerg Med

October 2020

Department of General Surgery, Tokyo Bay Medical Center, 3-4-32, Todaijima, Urayasu City Chiba 279-0001, Japan.

Background: Over several decades, standard management of blunt spleen injury (BSI) has been changed from operative intervention to the selective operative and nonoperative management (NOM). However, some patient needs laparotomy first. This article describes a case of a BSI patient who failed nonoperative management after angioembolization (AE).

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A 71-year-old man with symptomatic severe aortic valve stenosis and stenosis of the proximal right coronary artery (RCA) underwent aortic valve replacement with Perceval (LivaNova, London, UK), a sutureless aortic bioprosthesis with a self-expanding open-cell designed nitinol frame (SL-AVR). Seven weeks after the SL-AVR, percutaneous coronary intervention (PCI) to the RCA was required. However, engagement of the guiding catheter (GC) was challenging because the RCA ostium was jailed by the strut of the Perceval.

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A severely calcified lesion is the most challenging entity in endovascular therapy (EVT) for below-the-knee (BTK) arteries. In this report, we introduce a challenging plaque modification technique known as the inner PIERCE technique. A 65-year-old man on hemodialysis with multiple toe ulcerations underwent an EVT for his BTK artery diseases.

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