Treatment of femoropopliteal arterial lesions with excimer laser atherectomy and drug-coated balloon.

ObjectivesProximal to mid-term effects of contrast excimer laser atherectomy (ELA) + drug-coated balloon (DCB) versus PTA + drug-coated balloon (DCB) in the treatment of new lesions in the femoral popliteal segment of patients with lower extremity arteriosclerosis and occlusion.MethodsThe clinical data of 105 patients with CT-confirmed femoropopliteal segment lesions (Rutherford grades 3-6) were retrospectively analyzed. According to the computerized randomization method, 58 patients (44 males, mean 72.

Endovascular Therapy versus Anticoagulation Alone for Subacute Iliofemoral Deep Vein Thrombosis.

Purpose: To evaluate whether endovascular therapy (ET) improved early symptom relief and decreased the incidence of moderate-to-severe postthrombotic syndrome (PTS) compared with anticoagulation alone in patients with subacute (15-28 days) iliofemoral deep vein thrombosis (DVT).

Materials And Methods: Consecutive patients with subacute iliofemoral DVT from January 2020 to June 2022 were identified. A total of 86 patients were assigned to receive treatment with ET alongside anticoagulation (endovascular group, n = 49) or anticoagulation alone (anticoagulation group, n = 37).

Functional anti-inflammatory mesoporous silica nanoplatform for Synergistic and Targeted abdominal aortic aneurysm treatment.

Abdominal aortic aneurysm (AAA) is a chronic inflammation-driven disease characterized by aortic wall destruction and expansion, leading to high morbidity and mortality. However, previous drug treatments for its common risk factors have not achieved favorable results, and the early prevention and treatment is still the main clinical dilemma. Anti-inflammation therapy is a promising therapeutical method targeting its pathogenesis mechanism, but it has not been explored in depth.

The Combination of Aligned PDA-Fe@PLCL Conduit with Aligned GelMA Hydrogel Promotes Peripheral Nerve Regeneration.

Biomaterial-assisted therapeutic strategies enable precise modulation to direct endogenous cellular responses and harness regenerative capabilities for nerve repair. However, achieving effective cellular engagement during nerve remodeling remains challenging. Herein, a novel composite nerve guidance conduit (NGC), the GelMA/PLys@PDA-Fe@PLCL conduit is developed by combining aligned poly(l-lactide-co-caprolactone) (PLCL) nanofibers modified with polydopamine (PDA), ferrous iron (Fe⁺), and polylysine (PLys) with aligned methacrylate-anhydride gelatin (GelMA) hydrogel nanofibers.

Metal-organic framework-based nanoplatforms for synergistic anti-atherosclerosis therapy by regulating the PI3K/AKT/MSR1 pathway in macrophages.

Atherosclerosis is the main pathogenic factor of various cardiovascular diseases. During the pathogenesis of atherosclerosis, macrophages play a major role, mainly by secreting pro-inflammatory cytokines and taking in lipids to form foam cells. Thiamine pyrophosphate (TPP) is an antagonist of the P2Y6 receptor, which is overexpressed on macrophages during atherosclerosis and facilitates the lipid phagocytosis of macrophages.

Netrin1-Enriched Exosomes From Genetically Modified ADSCs as a Novel Treatment for Diabetic Limb Ischemia.

Diabetic limb ischemia (DLI) is a frequent complication of diabetes and the leading cause of non-traumatic amputation. Traditional treatments like stent placement and bypass surgery may not suit all patients. Exosome transplantation has emerged as a promising therapy.

NINJ1 Facilitates Abdominal Aortic Aneurysm Formation via Blocking TLR4-ANXA2 Interaction and Enhancing Macrophage Infiltration.

Abdominal aortic aneurysm (AAA) is a common and potentially life-threatening condition. Chronic aortic inflammation is closely associated with the pathogenesis of AAA. Nerve injury-induced protein 1 (NINJ1) is increasingly acknowledged as a significant regulator of the inflammatory process.

Assessment of atherectomy treatment for Thromboangiitis Obliterans: A single center experience.

Background And Aims: Endovascular recanalizaiton (ER) has been proven to be a feasible method for Thromboangiitis Obliterans (TAO). The aims of this study were to evaluate the effectiveness and safety of atherectomy for TAO compared to nonatherectomy ER in our center.

Methods: Patients diagnosed as TAO were reviewed from January 2016 to June 2021 in our center.

MnO doped graphene nanosheets for carotid body tumor combination therapy.

Combination therapy is a cornerstone of tumor therapy, which can make up for the shortcomings of a single treatment and improve the cure rate of cancer. Near infrared induced therapy is widely applied owing to good accessibility, safety profile, and a wide range of effectiveness. Here, we use reduced nanographene oxide (rNGO) sheets with MnO nanoparticles as a photothermal agent to trigger further photodynamic therapy and chemotherapy.

Light-activated gold nanorods for effective therapy of venous malformation.

Gold nanorods have been studied extensively in the field of tumor therapy but have not been explored in the treatment of venous malformation (VM), which is a common vascular disease in clinic practice lacking an effective therapeutic approach. Herein we reported a nanoplatform of CD31 antibody-conjugated gold nanorods for the photothermal therapy of venous malformation. We immobilized CD31 antibodies on gold nanorods using standard 1-ethyl-3-(3-dimethylaminopropyl) carbodiimide (EDC)/N-hydroxysulfosuccinimide sodium (NHS) amine coupling strategies.

Internal iliac artery preservation during endovascular aortic repair using in situ laser fenestration.

Objective: The purpose of the present study was to evaluate the technical and short-term clinical outcomes of internal iliac artery (IIA) reconstruction during endovascular aortic repair (EVAR) with in situ laser-assisted fenestration in cases of abdominal aortic aneurysm (AAA) in which the iliac artery is unfit for an internal branched device (IBD).

Methods: In the present single-institution retrospective study, we analyzed patients with AAAs who had undergone EVAR with in situ laser-assisted fenestration for IIA reconstruction between January 2018 and April 2021. The study included patients with iliac artery anatomy unfit for the use of commercial IBDs.

Adhesive hydrogel wrap loaded with Netrin-1-modified adipose-derived stem cells: An effective approach against periarterial inflammation after endovascular intervention.

Endovascular interventions, such as balloon dilation and stent implantation, are currently recommended as the primary treatment for patients with peripheral artery disease (PAD), greatly improving patient prognosis. However, the consequent lumen restenosis that occurs after endovascular interventions has become an important clinical problem. Inflammation has been proven to be crucial to postoperative restenosis.

Exosomal miR-17-5p from adipose-derived mesenchymal stem cells inhibits abdominal aortic aneurysm by suppressing TXNIP-NLRP3 inflammasome.

Background: Preclinical studies have suggested that adipose-derived mesenchymal stem cells (ADSCs) transplantation can suppress abdominal aortic inflammation and aneurysm expansion through paracrine factors. Yet, the mechanism of action is not fully understood. In the present study, we further examined the function and mechanism of ADSC-derived exosomes (ADSC-exos) and their microRNA-17-5p (miR-17-5p) on the abdominal aortic aneurysm (AAA) progression.

Clinical Validation of the Impact of Branch Stent Extension on Hemodynamics in ISF-TEVAR Involving LSA Reconstruction.

Background: The study of hemodynamics regarding thoracic endovascular aortic repair (TEVAR) is helpful to improve the surgical efficacy.

Objective: Correlations between hemodynamic changes and branch stent extension length and interference factors for branch stent extension length of fenestration TEVAR (ISF-TEVAR) involving the left subclavian artery (LSA) were evaluated.

Materials And Methods: This study retrospectively analyzed 196 patients with Stanford type B aortic dissection who received laser fenestrated thoracic endovascular aortic repair with LSA fenestration from April 2014 to March 2021.

Conductive Hydrogel Conduits with Growth Factor Gradients for Peripheral Nerve Repair in Diabetics with Non-Suture Tape.

Diabetic patients suffer from peripheral nerve injury with slow and incomplete regeneration owing to hyperglycemia and microvascular complications. This study develops a graphene-based nerve guidance conduit by incorporating natural double network hydrogel and a neurotrophic concentration gradient with non-invasive treatment for diabetics. GelMA/silk fibroin double network hydrogel plays quadruple roles for rapid setting/curing, suitable mechanical supporting, good biocompatibility, and sustainable growth factor delivery.

Percutaneous Mechanical Thrombectomy for Acute Limb Ischemia With Aorto-iliac Occlusion.

Background: To evaluate the outcomes of percutaneous mechanical thrombectomy (PMT) with Rotarex catheter in patients with acute lower limb ischemia (ALI) caused by aorto-iliac occlusion.

Materials And Methods: Data of patients with ALI caused by aorto-iliac occlusion in our institutions from January 2010 and April 2020 were reviewed. The primary end point was limb salvage rate.

Efficacy and safety of preoperative embolization in carotid body tumor treatment: A propensity score matching retrospective cohort study.

Background: To assess the efficacy and safety of preoperative embolization (PE) in patients with carotid body tumor (CBTs).

Methods: In a single-center retrospective cohort study, 127 patients underwent surgical resection of CBTs from January 2003 to December 2019. One-to-one propensity score matching was conducted between patients with or without PE.

A meta-analysis of randomized controlled trials on therapeutic efficacy and safety of autologous cell therapy for atherosclerosis obliterans.

Objective: Atherosclerosis obliterans (ASO) is a chronic occlusive arterial disease and the most common type of peripheral arterial disease. Current treatment options like medication and vascularization have limited effects for "no-option" patients, and stem cell therapy is considered a viable option, although its application and efficacy have not been standardized. The objective of this review was to assess the safety and efficacy of autologous stem cell therapy in patients with ASO.

Exosomes derived from adipose-derived stem cells overexpressing glyoxalase-1 protect endothelial cells and enhance angiogenesis in type 2 diabetic mice with limb ischemia.

Background: Diabetic limb ischemia is a clinical syndrome and refractory to therapy. Our previous study demonstrated that adipose-derived stem cells (ADSCs) overexpressing glyoxalase-1 (GLO-1) promoted the regeneration of ischemic lower limbs in diabetic mice, but low survival rate, difficulty in differentiation, and tumorigenicity of the transplanted cells restricted its application. Recent studies have found that exosomes secreted by the ADSCs have the advantages of containing parental beneficial factors and exhibiting non-immunogenic, non-tumorigenic, and strong stable characteristics.

Meta-analysis suggests statins reduce mortality after abdominal aortic aneurysm repair.

Objective: The necessity and efficacy of statin treatment for abdominal aortic aneurysm (AAA) remains controversial. This systematic review and meta-analysis was conducted to investigate the effects of statin therapy on the outcomes of patients with AAA.

Methods: The Cochrane library, Embase, and MedLine were searched comprehensively to identify relevant cohort studies and randomized controlled trials.

Atherectomy Combined with Balloon Angioplasty versus Balloon Angioplasty Alone for de Novo Femoropopliteal Arterial Diseases: A Systematic Review and Meta-analysis of Randomised Controlled Trials.

Objective: The efficacy and cost effectiveness of atherectomy for femoropopliteal (FP) arterial diseases have not been determined yet. A systematic review and meta-analysis were performed to compare the efficacy and safety between atherectomy combined with balloon angioplasty (BA) and BA alone for patients with de novo FP steno-occlusive lesions.

Methods: The Cochrane Library, Medline, and Embase were used to search for studies evaluating outcomes of atherectomy combined with BA compared with BA alone in FP arterial diseases from inception to July 2020.

A predictive model for postthrombotic syndrome in proximal deep vein thrombosis patients.

Background: Postthrombotic syndrome (PTS) is the most common long-term complication of deep vein thrombosis (DVT). Predictive models for PTS after hospitalized DVT patients, especially those with proximal DVT for whom preventative intervention decisions need to be made, are rare. We aimed to develop and externally validate a clinical predictive model for PTS in patients with proximal DVT.

Prescreening and treatment of aortic dissection through an analysis of infinite-dimension data.

Background: Aortic dissection (AD) is one of the most catastrophic aortic diseases associated with a high mortality rate. In contrast to the advances in most cardiovascular diseases, both the incidence and in-hospital mortality rate of AD have experienced deviant increases over the past 20 years, highlighting the need for fresh prospects on the prescreening and in-hospital treatment strategies.

Methods: Through two cross-sectional studies, we adopt image recognition techniques to identify pre-disease aortic morphology for prior diagnoses; assuming that AD has occurred, we employ functional data analysis to determine the optimal timing for BP and HR interventions to offer the highest possible survival rate.

Outcomes of Drug-Coated Balloon Angioplasty for Isolated Chronic Occlusion of the Popliteal Artery: A Retrospective Single-Institution Study.

Purpose: To assess the 12-month safety and effectiveness of paclitaxel drug-coated balloon (DCB) for the treatment of patients with isolated chronic occlusions in popliteal arteries and evaluate the risk factors of lesion reocclusion.

Materials And Methods: From January 2018 to December 2019, DCB angioplasty was performed in 54 limbs with isolated chronic popliteal artery occlusion of 48 patients (32 men) with a mean age of 71.5 ± 12.