Hospital

Healthcare

Envac enables cleaner, safer, and more efficient hospitals

Hospitals face unique waste management challenges—limited space, constant activity, and high hygiene demands. Traditionally, waste and soiled linen are stored locally in the wards and transported in corridors and elevators. Patients and healthcare professionals risk exposure to both pathogens and odours.

By using fully automated collection through sealed pipes hidden in walls and ceilings, colony-forming unit (CFU) levels in the healthcare environment are minimised, and risks for cross-contamination are eliminated, helping to prevent and reduce risks of healthcare-associated infections (HAIs).

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24/7 Availability

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3-6 Years ROI

Hospitals typically recoup their investment in few years through operational savings, improved infection control, and reduced waste management expenses.

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49% lower infection risk

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Increased health & safety

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5 fractions

The Envac system in healthcare facilities is capable of handling general waste, recyclables, soiled linen, infectious waste, and kitchen waste efficiently.

Transforming Hospital Safety with Envac

Given the high patient volumes experienced by hospitals and the heightened demands for hygiene and optimal working environments,traditional waste and soiled linen
collection methods have become increasingly obsolete. Implementing smart solutions for collecting waste, soiled linen, recyclables, kitchen waste, and infectious waste can
significantly save time and cost while substantially improving the hospital’s productivity and hygiene standards.

Scientist wearing blue gloves and red bag with bioharzard sign

Reducing the spread of infection with infectious waste collection (IWC)

Every year, hospital-acquired infections (HAIs) pose a serious risk to patient safety and cost hospitals millions. Traditional waste handling processes – whether manual or through automated guided vehicles (AGVs) – are still prone to spreading bacteria and contaminating high-traffic areas in a hospital. Automated waste collection and segregation at the source minimise human exposure to hazardous substances. It also prevents odours and potentially disease-carrying nuisances around the waste. The solution minimises the risk of cross-contamination between waste, patients, healthcare staff, and the hospital environment. For example, an Envac system installed in a French hospital transports and separates treatment of type III sharp, infectious waste with on-site sterilisations (scalpels, needles, and any metal/sharp material responsible for transmitting diseases).

Soiled patient clothes and bed linens in a healthcare setting

Improving logistics and safety with soiled hospital linen collection

With large volumes of soiled linen and waste generated daily, hospitals must have a reliable system in place to handle collection and disposal swiftly and safely. Envac’s automated linen collection system optimises hospital logistics by reducing manual handling, streamlining waste flow, and ensuring 24/7 hygienic and secure disposal. Hospitals can improve efficiency, free up resources, and create a safer working environment by minimising staff involvement in waste transportation.

A study by KTH University in Sweden found that hospitals using closed pipe systems for soiled linen and waste disposal had significantly lower bacterial contamination levels than those relying on traditional handling methods. The findings revealed that hospitals equipped with the Envac system recorded a 49.3% lower average CFU* count and a 6.10% lower median CFU* count, demonstrating a marked reduction in microbial presence.

By automating linen collection, hospitals can streamline operations, improve infection control, and maintain a cleaner, safer environment for both staff and patients.

(*CFU: Colony-Forming Units, a measure of bacterial presence.)

Ng Teng Fong General Hospital, Singapore

Strengthening hospital reputation and ensuring regulatory compliance

Hospitals must adhere to strict infection control and hygiene regulations set by bodies such as the NHS, WHO, and local health authorities. Traditional waste handling methods increase the risk of contamination due to manual contact. Envac’s automated system reduces human involvement, minimising infection risks and ensuring safer waste disposal. A closed pipe system prevents airborne contamination, improves waste segregation, and supports regulatory compliance. Beyond compliance, a well-maintained and hygienic environment enhances public trust, reassures patients, and fosters a positive reputation. By eliminating visible waste accumulation, reducing odours, and creating a cleaner facility, hospitals can improve patient satisfaction and staff working conditions. Many hospitals are required to adopt eco-friendly waste management practices to minimise their environmental impact. Envac’s system reduces carbon emissions by replacing frequent manual waste transport with an automated collection system, cutting down vehicle movements and energy use.

Young multiracial doctor having fun with little girl on wheelchair.

Reducing costs and maximising ROI with automated waste management

Investing in Envac’s automated waste collection system delivers long-term cost savings and operational efficiency for hospitals. The system lowers labour costs by reducing manual handling, allowing staff to focus on patient care rather than waste transport. With fewer waste-related vehicle movements, hospitals also save on fuel, maintenance, and staffing expenses. A study by KTH University in Sweden found that hospitals using Envac’s closed system had significantly lower bacterial Contamination, reducing infection risks. This helps hospitals avoid costs associated with infection outbreaks, such as additional cleaning, sterilisation, and compliance measures.

Hospitals typically recoup their investment within a few years (approx. 3 to 6 years) through operational savings, improved infection control, and reduced waste management expenses. By integrating Envac’s system, healthcare facilities create a cleaner, safer, and more cost-effective environment, ensuring long-term financial and environmental sustainability.

Healthcare waste & associated risks

Urgent need for smart waste collection system

9 Million HAIs per year in Europe
9 Million HAIs per year in Europe Leads to 25 million extra hospital days
60% of healthcare facilities
60% of healthcare facilities Lack safe, proper waste management systems
5% of medical waste is hazardous
15% of medical waste is hazardous May be infectious, toxic, or radioactive
€13–24 billion in HAI-related costs
€13–24 billion in HAI-related costs Europe spends billions annually due to poor infection control

Manual Waste Handling = Hygiene Risk
Exposure increases infection risk for staff and patients

Infectious air valve Inlet point Infectious waste Air valve Pipe network Smart automation Collection station Soiled linen collection Infectious waste treatment Containers Other areas Air filtration system

Infectious air valve

Air inlet valve for the infectious waste collection (IWC) system.

Inlet point

The number of inlet points and their location are defined by the functions of the hospital. Green pipe for general hospital waste and recyclables Red for soiled linen.

The inlets can be fitted with touchless technology that uses sensors for access control. The sensors recognize if it is waste, recyclables, laundry, or infectious waste, that is being disposed of.

Without any physical contact with buttons, handles, or panels to dispose of the waste, the spread of infections is minimized.

 

Infectious waste

Infectious waste is collected in a separate, hermetically sealed pipe (yellow pipe).

The closed system and touchless waste inlets minimize the spread of infections, direct transmission, and accidents.

Air valve

Air inlet valves for waste/ recyclables and soiled linen transportation systems.

Underground automatic waste pipes installed in culvert

Pipe network

The pipe network runs from the inlet points to the collection station hidden behind walls, in ceilings and in the service corridors.

This ensures that the system remains discreet and unobtrusive while saving valuable square footage which can be utilised for other purposes.

Smart automation

Processes are controlled by Envac’s selflearning Automation Platform (EAP) and can be monitored by the Hospital’s BMS (Building Management System).

Collection station

All materials are collected at one single point. The collection station usually located at the hospital’s logistic center for easy truck access.

Soiled linen collection

Soiled linen collection drop bags into trolleys for transport to either local or external laundry facility.

Infectious waste treatment

Infectious waste treatment; converts the hazardous waste into nonhazardous waste.

Containers

Containers for waste and recyclables. Material is compacted to minimise truck collections.

Other areas

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Air filtration system

Air filtration system ensure that transport air is purified before being released into the open air.

3D illustration of a hospital area

How it works - game changing waste collection for smart hospitals

Envac’s system removes waste in a hermetically sealed pipe system, hidden in the fabric of the hospital, behind walls, under floors, and in culverts. This eliminates the need to transport used materials out from the ward on trolleys or carts limiting the risk of potential accidents and Hospital Acquired Infection.

To further improve sanitary conditions, Envac introduces a new development – a system for handling infectious waste.

Solutions for Healthcare

Envac offers a range of automated waste collection systems specifically designed for hospital environments to boost hygiene, safety, and operational efficiency. These solutions can be implemented individually or combined into a comprehensive hospital waste management system.

Cleaning staff at Hainan Cancer Hospital disposing of waste into an automatic waste handling inlet

Stationary Pneumatic Waste Collection System

Traditional waste handling takes up valuable space and risks cross-contamination in the hospital environment. Envac optimises hospital waste management by hygienically
transporting it with a sealed vacuum system to a central collection point. Smart multi-fraction inlets simplify sorting, reduce manual handling, improve hygiene, and save space, labour, and operational costs.

female cook cleaning her kitchen after work

Kitchen Waste Collection System

Envac’s kitchen waste solution eliminates the need for bins and bags by allowing direct disposal of waste into inlets integrated within the food preparation area. The waste is then swiftly transported through vacuum-sealed pipes to a central collection unit, removing transport paths and ensuring a clean, odour-free kitchen that complies with the most stringent hygiene requirements.

Intersecting pipes as part of the Envac Sort-More waste sorting system

Sort-More

Sort-More, integrated with an automated waste management system, allows hospitals to manage up to four different waste fractions – paper, confidential paper, residual, and plastic through a single chute. Installed at the bottom of a vertical waste chute, Sort-More is a multi-diverter and an intermediate storage unit, seamlessly sorting and storing the various waste streams.

Infectious Waste Collection System

Managing hazardous hospital waste – especially infectious and sharps waste – demands strict routines, special containers, and detailed labelling. Transport must follow strict safety protocols. Envac simplifies this by enabling near-source disposal and enclosed pipe transport to an on-site treatment facility, converting it into non-hazardous waste. The result: safer handling, higher efficiency, full compliance, and lower costs.

Soiled Linen Collection System

Handling soiled linen risks exposing staff and patients to airborne pathogens, and heavy bags can cause strain-related injuries over time. Frequent transport through corridors and elevators negatively disrupts hospital logistics, decreasing accessibility. Envac’s 24/7 smart linen collection system minimises physical contact, supports infection control protocols, and maintains a clean, efficient, and compliant
environment.


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