scholarly journals A comparison of brachial artery-brachial vein arteriovenous fistulas with arteriovenous grafts in patients with poor superficial venous anatomy

2017 ◽  
Vol 65 (2) ◽  
pp. 444-451 ◽  
Author(s):  
Xuan-Binh D. Pham ◽  
Jerry J. Kim ◽  
Ezinne J. Ihenachor ◽  
Aaron B. Parrish ◽  
Jenny D. Bleck ◽  
...  
2015 ◽  
Vol 62 (2) ◽  
pp. 535
Author(s):  
Jerry J. Kim ◽  
Ezinne J. Ihenachor ◽  
Aaron B. Parrish ◽  
Jenny D. Bleck ◽  
Matthew C. Koopmann ◽  
...  

2020 ◽  
Vol 42 (1) ◽  
pp. 38-46
Author(s):  
Manuel Carlos Martins Castro ◽  
Francisca Tokiko Yanagida Carlquist ◽  
Celina de Fátima Silva ◽  
Magdaleni Xagoraris ◽  
Jerônimo Ruiz Centeno ◽  
...  

ABSTRACT Introduction: The vascular access cannulation technique varies among clinics, and guidelines on vascular access give little importance to cannulation techniques. The objective of this study was to evaluate the cannulation technique and to determine which factors are associated with each detail of the technique. Material and methods: The vascular access cannulation was evaluated in 260 patients undergoing hemodialysis. The type and anatomical location of the vascular access, the cannulation technique, direction, gauge, and distance between needles, besides bevel direction and needle rotation were registered. Results: The arteriovenous fistula was the most frequent vascular access (88%), the most used cannulation technique was area (100%), the needle direction was anterograde in most cases (79.5%), and the mean distance between the tips of needles was 7.57±4.43 cm. For arteriovenous grafts, the proximal anatomical location (brachial artery) and cannulation with 16G needles in anterograde position were more predominant. For arteriovenous fistulas, the distal anatomical location (radial artery) and cannulation through 15G needles were more common. Cannulation of vascular access in retrograde direction was associated with a greater distance between needles (13.2 ± 4.4 vs 6.1 ± 3 cm, p < 0.001). Kt/V was higher when the distance between needles was higher than 5 cm (1.61 ± 0.3 vs. 1.47 ± 0.28, p < 0.01). Conclusions: The vascular access cannulation technique depends on the vascular access characteristics and expertise of cannulators. Clinical trials are required for the formulation of guidelines for vascular access cannulation.


2021 ◽  
pp. 112972982110180
Author(s):  
Hyokee Kim ◽  
Sanghyun Ahn ◽  
Minseob Kim ◽  
Chris Tae Young Chung ◽  
Kwang woo Choi ◽  
...  

Objectives: The National Kidney Foundation Kidney Disease Outcomes Quality Initiative (NKF-KDOQI) guidelines recommend forearm arteriovenous grafts (AVGs) as an alternative procedure to transposed basilic vein fistulas for providing secondary access during hemodialysis. Recently, autogenous elevated brachial-brachial vein fistulas (BVE) have become increasingly popular. The aim of this study was to compare the outcomes of BVE and forearm loop AVG (AVG) for secondary access in hemodialysis. Methods: We retrospectively reviewed the medical records of patients who had received a BVE or forearm AVG at a single center from January 2015 to April 2019. In total, 19 BVE were created via two-stage operations and two via a one-stage operation; 53 forearm AVG’s were performed. Results: The AVG group was twice as likely to suffer loss of primary patency compared with the BVE group (odds ratio [OR], 2.666; 95% confidence interval [CI], 1.108–6.412; p = 0.029) per the multivariate analysis. The primary patency and primary assisted patency of the BVE group were superior those of the AVG group, except for secondary patency ( p = 0.02, p = 0.07, p = 0.879, respectively). In subgroup analysis, there were no significant differences in primary, primary assisted, or secondary patency between AVG and BVE when brachial vein was used for AVG outflow. In addition, no significant differences were noted regarding the infection rate (12.5% vs 12.3%, p = 0.331, severity >0), postoperative bleeding rate (14.5% vs 3.5%, p = 0.191, severity >1), early thrombus rate (0.0% vs 10.5%, p = 0.122), and early failure rate (7% vs 4.8%, p = 0.591). Conclusions: The primary patency and primary assisted patency rates of BVE were significantly better than those observed in AVGs, but the complication rates were similar. The appropriate procedure to provide vascular access should be determined by the individual patient’s condition and the surgical skill of the operating surgeon.


2021 ◽  
pp. 112972982110150
Author(s):  
Jeremy Liu ◽  
Josiah Situmeang ◽  
Devin Takahashi ◽  
Russell Harada

Background: Long-term hemodialysis (HD) treatment requires the establishment of a cannulatable vascular access (VA) point. While the arteriovenous fistula (AVF) is considered the gold standard, the arteriovenous graft (AVG) is a viable alternative especially in patients with poor superficial venous anatomy. Few studies have assessed the efficacy of the brachial-brachial arteriovenous graft (BB-AVG) for long-term HD access. By analyzing one surgeon’s experience in creating, surveilling and maintaining BB-AVGs, this retrospective study aims to add to the body of literature in assessing patency outcomes of BB-AVGs. Methods: We identified 57 BB-AVGs that met inclusion criteria and were created between October 6, 2005 and May 1, 2019 by a single surgeon in 54 patients. We analyzed primary failures, patency, complications and interventions. Patency rates were calculated by the Kaplan–Meier method. The incidence of complications and interventions were expressed as number of events per person-year. Results: A total of 54 patients (median age of 65 years) were analyzed. Primary patency rates at 12, 24, and 36 months were 20.4% 7.4%, and 5.0%. Primary assisted patency rates at 12, 24, and 36 months were 46.7%, 33.5%, and 15.1%. The secondary patency rates at 12, 24, and 36 months were 81.8%, 63.8%, and 60.1%, respectively. The incidence of complications and interventions was 2.164 per person-year. Most complications and interventions were due to stenosis (1.202 per person-year) or thrombosis (0.802 per person-year). Conclusion: In patients with poor superficial veins, the brachial vein is a reasonable alternative to use as the venous outflow. However, in order to achieve acceptable patency rates, close monitoring of the VA, as well as aggressive treatment of complications within the brachial vein is necessary. Overall, the BB-AVG should be considered in patients who lack adequate superficial veins and require preservation of the more proximal veins.


2019 ◽  
Vol 21 (5) ◽  
pp. 799-802 ◽  
Author(s):  
Elisa Maria Schilling ◽  
Malte Weinrich ◽  
Thomas Heller ◽  
Sebastian Koball ◽  
Andreas Neumann

Our patient exhibited a large tumor on his right upper arm where his former dialysis access site had been. X-ray, Doppler ultrasound, and magnetic resonance imaging scan could not fully reveal the nature of that tumor. Eventually, a surgical approach showed a giant aneurysm of the inflowing brachial artery to a partially obliterated arteriovenous fistula. This case highlights the importance of ongoing care for patients with arteriovenous shunts. Even arteriovenous fistulas, that are obliterated or no longer in use, can, especially when immunosuppressant therapy and other vascular risk factors are added to the overall cardiovascular risk, transform and endanger the health of our patients.


Vascular ◽  
2021 ◽  
pp. 170853812110043
Author(s):  
Jay Patel ◽  
Stephanie Chang ◽  
Shaan Manawar ◽  
John Munn ◽  
Mark C Rummel ◽  
...  

Objectives Percutaneous dialysis access interventions are routinely used to maintain the patency of dialysis access despite the lack of data regarding their long-term effectiveness. This retrospective study was undertaken to study the effectiveness and safety of percutaneous dialysis access interventions in arm fistulas and bridge grafts in an office-based endovascular center. Methods Patients who had a percutaneous dialysis access intervention in their upper extremity access site, performed at a single office-based endovascular center over a nine-year period (2007–2016) were included in this study. The patients’ demographic factors, patency, and complications were analyzed. Patients were entered in the study after first percutaneous dialysis access intervention. Results A total of 298 limbs in 259 patients had 913 procedures carried out over a nine-year period. There were 190 access arteriovenous fistulas and 108 arteriovenous grafts. The two most common arteriovenous fistulas were the brachiocephalic fistula ( n = 74, 39%) and radio cephalic fistula ( n = 69, 36%). Arteriovenous grafts were most commonly placed in the upper arm ( n = 66, 61%) followed by the forearm ( n = 42, 39%). The mean overall patency for all limbs was 50.86 months. Arteriovenous fistulas had a significantly longer patency than arteriovenous grafts (51.65 vs. 42.09 months; P = 0.01). In addition, patients with two or more percutaneous dialysis access intervention in their arteriovenous fistula had significantly greater patency than those with only one percutaneous dialysis access intervention (58.5 vs. 7.6 months; hazard ratio 0.41; P = 0.0008). This was not true for the arteriovenous graft group. Women represented 49% of the patient group. Their accesses had shorter patency than men (39.8 vs. 60 months; P = 0.0007). Conclusions This data support the use of repeated percutaneous dialysis access intervention to maintain long-term patency of dialysis access sites in an office-based endovascular center. Overall, fistulas have longer patency than grafts and women have poorer outcomes as compared to men


2020 ◽  
pp. 112972982095474
Author(s):  
Sung-Joon Park ◽  
Hwan Hoon Chung ◽  
Seung Hwa Lee ◽  
Sung Beom Cho ◽  
Tae-Seok Seo ◽  
...  

Purpose: To evaluate the usefulness and feasibility of using a reversible clinch knot with a guidewire in place rather than eliminating the access route during an arteriovenous hemodialysis access (AV access) intervention using the facing sheath technique. Material and methods: From July 2016 to June 2019, we retrospectively studied 78 sessions performed as interventional treatment for arteriovenous (AV) hemodialysis (HD) access using the “facing-sheath technique.” In all sessions, all antegrade sheaths were removed while a 0.035-inch guidewire remained in place with purse-string suture and the clinch knot. Seventy-two sessions were performed in patients with thrombosed AV accesses (69 arteriovenous grafts [AVGs] and three arteriovenous fistulas [AVFs]), and six sessions were carried out to treat non-thrombosed AV accesses (four AVGs and two AVFs). We evaluated whether proper hemostasis and successful reinsertion of the sheath over the wire into the clinch knot was achieved. Clinical success was defined as achieving prompt restoration of blood flow for AV access, and the postintervention primary and secondary patency were also evaluated. Result: In all 87 clinch knots created in 78 total sessions, proper hemostasis was achieved. All clinch knots that required reversal for additional procedures were successfully reopened (55 clinch knots in 50 sessions). The postintervention primary patency rates at 1, 3, and 6 months, and at 1 year were 77.8%, 68.9%, 55.6%, and 33.3%, respectively. The postintervention secondary patency rates at 1, 3, and 6 months, and also at 1 year were 93.3%, 91.1%, 86.7%, and 86.7%, respectively. Conclusion: Our AV access intervention which used a clinch knot with purse-string suture while the guidewire remained in place was both useful and feasible for maintaining temporary hemostasis.


2018 ◽  
Vol 20 (5) ◽  
pp. 488-494 ◽  
Author(s):  
Jin Ho Kim ◽  
Sung Bum Cho ◽  
Yun Hwan Kim ◽  
Hwan Hoon Chung ◽  
Seung Hwa Lee ◽  
...  

Purpose: To evaluate the feasibility and the outcomes of transjugular percutaneous endovascular treatment of dysfunctional hemodialysis access in patients with chronic kidney disease. Methods: A total of 50 transjugular treatments in 38 patients with arteriovenous fistulas or arteriovenous grafts from September 2011 to May 2015 were included in this study. Medical records and angiographies were retrospectively reviewed. Success rate, patency rate, procedure time, and complications including internal jugular vein stenosis were evaluated. Results: A total of 50 sessions of transjugular treatments were performed in 38 patients. There were 31 native arteriovenous fistulas including 10 immature cases and 19 arteriovenous grafts. Among the 50 cases, technical success was achieved in 45 and clinical success was achieved in 44; 37 cases (74%) with multiple stenotic sites were treated by the transjugular approach without placement of cross-sheaths. The mean time from puncture of the internal jugular vein to first fistulography was 10 min, and the mean total procedure time was 64 min. The primary patency rate at 6 months was 77%, while the secondary patency rate at 6 months was 97%. Perforation occurred in two cases during conventional percutaneous transluminal angioplasty after failure of the transjugular approach. One dissection occurred during the transjugular approach. There was no newly developed internal jugular vein stenosis during a mean follow-up period of 19.3 months. Conclusion: For the treatment of dysfunctional or immature hemodialysis access, the transjugular approach is a feasible and effective option that avoids injury to the graft or draining vein, especially in immature fistulas.


2020 ◽  
pp. 112972982094408
Author(s):  
Tsuyoshi Takashima ◽  
Yui Nakashima ◽  
Atsuhiko Suenaga ◽  
Yuki Yamashita ◽  
Yasunori Nonaka ◽  
...  

A brachio-brachial arteriovenous fistula with superficialization of the brachial vein and superficialization of the brachial artery are useful vascular access techniques for hemodialysis patients. However, both typically require a long skin incision from the antecubital fossa toward the axillary fossa. In addition, the brachio-brachial arteriovenous fistula in particular, which is created with not a one-stage but a two-stage procedure, requires a relatively long time of 2–3 months before it can be used for hemodialysis. Furthermore, superficialization of the brachial artery usually requires nonarterialized superficial veins for blood return. In cases where patients have no adequate superficial veins for creating an arteriovenous fistula, we have adopted a one-stage operative technique to create a brachio-brachial arteriovenous fistula with superficialization of not only the brachial vein but also the brachial artery using a short skin incision. This technique of a brachio-brachial arteriovenous fistula with superficialization of the brachial artery has several advantages over traditional approaches, including a minimally invasive procedure and early use for vascular access. To our knowledge, the presently described technique and the related data have not been previously reported in the English literature. We herein report the steps of this technique and the midterm follow-up outcomes.


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