Related Experiment Video
Updated: Nov 12, 2025
06:27
A Retrograde Implantation Approach for Peritoneal Dialysis Catheter Placement in Mice
Published on: July 20, 2022
2.8K
Towards zero liquid discharge in hemodialysis. Possible issues
Faissal Tarrass1, Omar Benjelloun1, Meryem Benjelloun1
1Center of Hemodialysis 2 Mars, Casablanca, Morocco.
Nefrologia
|March 20, 2021
Summary
Hemodialysis facilities are exploring Zero Liquid Discharge (ZLD) to recycle wastewater, addressing water scarcity and environmental regulations. This approach integrates waste outputs with resource inputs for sustainability.
Area of Science:
- Environmental Engineering
- Water Treatment Technologies
- Renal Care Management
Background:
- Increasing water and energy scarcity necessitates sustainable practices in healthcare.
- Strict regulations on wastewater discharge compel hemodialysis facilities to adopt innovative solutions.
- Current hemodialysis processes generate significant wastewater, posing environmental and economic challenges.
Purpose of the Study:
- To explore treatment methods for hemodialysis wastewater.
- To investigate the feasibility of achieving Zero Liquid Discharge (ZLD) in hemodialysis facilities.
- To present an integrated approach for managing waste and resource streams in hemodialysis.
Main Methods:
- Review of existing and emerging wastewater treatment technologies applicable to hemodialysis effluent.
- Analysis of the principles and benefits of Zero Liquid Discharge (ZLD) systems.
- Evaluation of methods for recycling treated wastewater and recovering energy from waste streams.
Main Results:
- Identification of several potential treatment pathways for hemodialysis wastewater.
- Demonstration that ZLD is achievable for hemodialysis facilities through integrated systems.
- Highlighting of economic and environmental benefits associated with ZLD implementation.
Conclusions:
- Implementing Zero Liquid Discharge (ZLD) offers a sustainable solution for hemodialysis wastewater management.
- Integrated waste and water management systems are crucial for the future of hemodialysis facilities.
- ZLD adoption can lead to significant cost savings and environmental protection.
Related Concept Videos
01:24Hemodialysis II: Procedure and Complications
273
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,...
273
01:25Hemodialysis III: Nursing Management
394
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...
394
01:25Hemodialysis I: Introduction
647
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...
647
01:30Extracorporeal Removal of Drugs: Peritoneal Dialysis and Hemodialysis
95
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...
95
01:27Dialysis
853
Renal failure occurs when the kidneys lose their ability to filter waste products from the blood effectively. It can be classified into two types: acute renal failure (ARF) and chronic renal failure (CRF).
Acute kidney injury develops suddenly and can be caused by pre-renal causes (e.g., hypovolemia, shock), intrinsic renal causes (e.g., acute tubular necrosis), or post-renal causes (e.g., urinary obstruction). In contrast, chronic renal failure progresses gradually over time and is often...
Acute kidney injury develops suddenly and can be caused by pre-renal causes (e.g., hypovolemia, shock), intrinsic renal causes (e.g., acute tubular necrosis), or post-renal causes (e.g., urinary obstruction). In contrast, chronic renal failure progresses gradually over time and is often...
853
01:15Dialysis
1.1K
Dialysis is a diffusion-based purification process that separates analyte molecules from a complex matrix. This is accomplished by allowing molecules in the solution to pass through a semipermeable membrane into a liquid on the other side. The membrane is usually made of cellulose acetate or cellulose nitrate, and the second liquid must be miscible with the solution. Ions (e.g., chloride or sodium) or organic molecules (e.g., glucose) can pass through the membrane pores, which generally have...
1.1K