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Hemodialysis I: Introduction

Hemodialysis I: Introduction

Hemodialysis (HD) is a medical treatment that artificially removes waste products, excess fluids, and toxins from the blood when the kidneys are no longer able to perform these functions effectively. In this process, blood is filtered through a semipermeable membrane, allowing for the selective removal of waste while preserving necessary components like blood cells and proteins. Hemodialysis is typically performed in patients with end-stage renal disease (ESRD) or severe kidney...

Hemodialysis II: Procedure and Complications

Hemodialysis II: Procedure and Complications

DialyzersA hemodialysis (HD) dialyzer is a plastic cartridge containing thousands of parallel hollow fibers, which serve as semipermeable membranes. These fibers are typically made from cellulose-based or other synthetic materials. During HD, blood is pumped into the top of the cartridge and distributed among these fibers. Simultaneously, dialysis fluid, known as dialysate, is introduced into the bottom of the cartridge, bathing the outside of the fibers. Across the semipermeable membrane,...

Extracorporeal Removal of Drugs: Peritoneal Dialysis and Hemodialysis

Extracorporeal Removal of Drugs: Peritoneal Dialysis and Hemodialysis

Patients with end-stage renal disease (ESRD) or those experiencing drug overdose often require extracorporeal methods to eliminate accumulated drugs and metabolites. Hemoperfusion, hemofiltration, and dialysis are the primary techniques to rapidly remove harmful substances without disrupting the patient's fluid and electrolyte balance. For those with compromised renal function, dosage adjustments of concurrent medications may be necessary during extracorporeal drug removal.Dialysis is a process...

Hemodialysis III: Nursing Management

Hemodialysis III: Nursing Management

The nursing management of a patient undergoing hemodialysis includes several critical steps, starting with a thorough assessment before the procedure.Before the Hemodialysis ProcedureFirst, record the patient's vital signs—blood pressure, heart rate, respiratory rate, and temperature—to establish a baseline. This baseline is essential for detecting conditions such as hypotension that could impact the patient's response to dialysis. Document the patient's pre-dialysis weight, as this measurement...

Peritoneal Dialysis I: Introduction and Procedure

Peritoneal Dialysis I: Introduction and Procedure

Peritoneal dialysis (PD) is a procedure that facilitates the exchange of solutes, waste products, electrolytes, and excess fluid between the blood in the peritoneal capillaries and a dialysis solution introduced into the peritoneal cavity.Principles of Peritoneal Dialysis (PD)Diffusion: Waste products such as urea and electrolytes move from high concentrations in the blood to low concentrations in the dialysate across the peritoneal membrane. This mechanism is driven by the concentration...

Extracorporeal Removal of Drugs: Hemoperfusion and Hemofiltration

Extracorporeal Removal of Drugs: Hemoperfusion and Hemofiltration

Hemoperfusion and hemofiltration are critical techniques in medical treatments to eliminate accumulated drugs, metabolites, and electrolytes from the bloodstream. These methods are particularly vital in cases of accidental poisoning and drug overdose.Hemoperfusion involves passing blood through an adsorbent material to remove unwanted substances. The main adsorbents used in hemoperfusion include activated charcoal and Amberlite resins. Activated charcoal can adsorb both polar and nonpolar...

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Updated: May 26, 2026

Laparoscopic-Assisted Seldinger Technique for Peritoneal Dialysis Catheter Insertion

Laparoscopic-Assisted Seldinger Technique for Peritoneal Dialysis Catheter Insertion

Published on: May 23, 2025

Solar-assisted hemodialysis.

John W M Agar¹, Anthony Perkins, Alwie Tjipto

¹Department of Renal Medicine, Geelong Hospital, Barwon Health, PO Box 281, Geelong, Victoria 3220, Australia. johna@barwonhealth.org.au

Clinical Journal of the American Society of Nephrology : CJASN

|January 7, 2012

Summary

This summary is machine-generated.

Solar power significantly reduces hemodialysis costs, cutting expenses by 76.5% in the first year. This eco-friendly approach offers long-term savings and is a feasible, cost-effective option for dialysis services.

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An Open-Source Normothermic Perfusion System Designed for Research Scientists

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An Open-Source Normothermic Perfusion System Designed for Research Scientists

An Open-Source Normothermic Perfusion System Designed for Research Scientists

Published on: July 18, 2025

Area of Science:

Environmental Science
Renewable Energy
Nephrology

Background:

Hemodialysis (HD) is resource-intensive, particularly concerning water and power consumption.
There is a growing need for sustainable and cost-effective solutions in healthcare facilities.
Alternative power sources are being explored to address diminishing energy supplies and rising costs.

Purpose of the Study:

To evaluate the feasibility and cost-effectiveness of a solar-assisted power system for a home hemodialysis training service.
To analyze the first 12 months of operational data from a solar power installation supporting dialysis equipment.
To assess the financial viability and potential long-term savings of solar energy in a clinical setting.

Main Methods:

Installation of a 24 m², 3-kWh rated solar array and inverter system at a cost of A$16,219.
Separate metering of solar-generated and grid-drawn power for four hemodialysis machines and reverse osmosis units.
Financial assessment based on billed electricity rates and reimbursements for grid-donated power.

Main Results:

The solar array generated 3811.0 kWh, meeting 91% of the 4166.5 kWh demand over 12 months.
Initial power costs were reduced by 76.5%, from A$1145.79 to A$260.20 (after reimbursements).
Updated reimbursement rates are projected to double income, enabling capital repayment in 7.7 years and providing free power for subsequent decades.

Conclusions:

Solar-assisted power is a viable and cost-effective solution for hemodialysis services.
The system demonstrated significant reductions in operational power costs.
Dialysis providers should consider local solar conditions to implement this eco-sensitive energy option.