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Surveillance of vascular access by means of physical examination to detect signs which suggest the presence of dysfunction, which include changes in Kt/V ( quantifies treatment adequacy) measurement or changes in other clinical parameters in patients who are on dialysis.

TWO TIER VASCULAR ACCESS SURVEILLANCE (VAS) SYSTEM:A MULTI-CENTRIC, PILOT STUDY TO IMPROVE PATENCY OF ARTERIOVENOUS FISTULA (AVF) AND ARTERIOVENOUS GRAFT (AVG)

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2018/11/016325
Enrollment
220
Registered
2018-11-13
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: N186- End stage renal disease Health Condition 2: Z00-Z99- Factors influencing health status and contact with health services

Interventions

None listed

Sponsors

NIL
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1) Patient on dialysis > 2 times per week with mature upper extremity AVF/ AVG in use for 1 month or more which is able to provide flow rates of > 250 ml/min sustained for a period of 4 weeks or more. 2) Tunnel catheter with good flows for 2 weeks can be included 3) No access flow issues prior to inclusion in study (flow rates of 250ml / minutes and above can be achieved consistently for a period of 4 weeks) and patients with prior history of AV access angiography or angioplasty with functional AV access (post intervention flow rates of > 250 ml/min sustained for a period of 4 weeks or more) 4) Adult population between ages of 18-65 years will be included in study

Exclusion criteria

Exclusion criteria: 1)Patients with documented procoagulant state. 2)Patients with more than 2 primary access failures 3)Inability to provide consent 4)Patient of acute kidney injury and patients planned for transplant in next 6 months 5)Patients of congestive heart failure (defined as EF 6)Patients needing more than standard dose of Heparin

Design outcomes

Primary

MeasureTime frame
To develop a low cost, efficient system for Vascular Access Surveillance for developing countriesTimepoint: Baseline and quarterly four visits

Secondary

MeasureTime frame
To study the efficacy of VAS system in detecting AVF and AVG dysfunction Timepoint: Baseline and quarterly four visits

Countries

India

Contacts

Public ContactSanjiv Jasuja

Indraprastha Apollo Hospital

sanjivjasuja@yahoo.com971119798

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026