Medical sharp object encapsulation device design

employer:

Nasr Shargh Chabahar (2023–2024)

Medical sharp object encapsulation device design

The safety box destruction and encapsulation device, with its specialized and functional design, provides an effective and safe solution for managing sharp medical waste such as needles and surgical blades. This device operates in two stages. In the first stage, the safety box is placed inside a thermal chamber, and as the temperature increases to 160–190°C, the plastic of the safety box begins to melt while microbial, viral, fungal agents, and pathogenic spores are simultaneously destroyed. In the second stage, using a hydraulic pressing system, the molten material is compressed, and the sharp objects are encapsulated within it. After this process, a compact and secure block is formed that no longer poses any risk to people or the environment.

The industrial design and body of the device are based on principles of simplification and manufacturing optimization. The device body is made using sheet metal fabrication with durable metals that, in addition to high structural strength, can withstand extreme pressure and temperature conditions. These metal sheets are designed to ensure a lightweight yet robust structure, allowing easy handling and transportation using a crane or pallet jack. The design also enables quick and easy access to internal components, making maintenance and servicing simple and efficient. This minimizes downtime and increases overall productivity.

In addition, reliable hydraulic systems are used in the device, ensuring both high performance and safety. The device is designed to maintain low production costs while still providing the strength and quality required for industrial and hospital environments. Simplicity in design has been considered throughout all stages, from development to production and operation. This feature not only reduces manufacturing and maintenance costs but also ensures ease of use for operators. Overall, the safety box destruction and encapsulation device is a comprehensive and cost-effective solution for the safe management of medical waste, offering simple design, easy portability, accessible maintenance, and high safety standards to effectively meet the needs of healthcare facilities.

Product design challenges

The device must be capable of continuously withstanding high temperatures (160–190°C) without degradation. The thermal system design must be both safe and efficient.
The hydraulic press requires a robust structure capable of withstanding high pressure during the compaction and encapsulation of sharp objects.
The use of durable sheet metal for the body is required, which must be both lightweight and capable of handling applied mechanical loads.
The device should be designed to allow easy transport and handling using a crane or pallet jack, without compromising its structure or performance.
The design must ensure easy access to internal components for maintenance and periodic servicing, enabling repair without long downtime.
The design must guarantee that operators are not exposed to mechanical, thermal, or chemical hazards during operation. Safety systems such as thermal sensors and physical guards must be incorporated.
One of the main challenges is reducing production costs without compromising device quality and performance, requiring careful material selection and optimized manufacturing processes.
The use of environmentally friendly materials and the design of processes that generate less hazardous waste are also key design challenges.
The device must be designed in a way that ensures simple and user-friendly operation for the operator.

Specifications of the presented design

The device is capable of destroying all microorganisms, viruses, fungi, and pathogenic spores, while the final encapsulation process produces a safe and non-hazardous block.
Continuous operation at temperatures of 160–190°C for melting plastic and eliminating infectious agents.
A hydraulic system capable of generating high pressure for compacting and encapsulating sharp and pointed objects.
Constructed from durable yet lightweight sheet metal that can withstand both pressure and temperature while facilitating easy transportation.
Easy mobility using a pallet jack or crane without the need for specialized equipment or complex handling procedures.
Internal components are designed to allow easy access for maintenance and periodic servicing of critical parts.
Equipped with safety systems such as thermal sensors, protective locks, and safety covers to prevent user injury.
Use of cost-effective materials and a simple, optimized design to reduce production and maintenance costs.
A simple, non-complex design suitable for daily use by operators in industrial and healthcare environments.
Use of recyclable materials and reduction of hazardous waste generation in the destruction and encapsulation process.
The device structure is designed to be resistant to pressure and wear, ensuring a long operational lifespan.
Optimized energy consumption in both thermal and hydraulic stages to reduce operating costs and environmental impact.