Syringe Safety Cap Variations for Specialized Environments

Publication ID: 24-11857773_0004_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Syringe Safety Cap Variations for Specialized Environments,” Published Technical Disclosure No. 24-11857773_0004_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857773_0004_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,773.

Summary of the Inventive Concept

The present inventive concept discloses syringe safety cap variations designed for specific, niche operational environments, including high-security needs, disaster relief, extreme weather conditions, and specialized material requirements.

Background and Problem Solved

The original patent, 'Syringe safety cap and safety syringe including the same', addresses the issue of needlestick injuries. However, it does not provide solutions for specific, high-risk environments. The present inventive concept solves this problem by adapting the syringe safety cap for unique operational conditions, enhancing safety and usability in these environments.

Detailed Description of the Inventive Concept

The inventive concept comprises syringe safety cap variations tailored to specific environments. For high-security environments, the cap features a tamper-evident base portion and a reinforced link portion to prevent unauthorized access. For disaster relief scenarios, the cap includes a waterproof coating to prevent contamination. In extreme cold weather conditions, the cap features a thermal insulation layer to maintain a consistent temperature of the injection solution. For high-altitude environments, the cap has a pressure-resistant base portion and a reinforced link portion to prevent damage from pressure changes. Additionally, a system for tracking and monitoring syringe safety caps in high-security facilities is disclosed, utilizing RFID tags and a monitoring system.

Novelty and Inventive Step

The inventive concept's novelty lies in its adaptation of the original syringe safety cap for specific, niche environments, providing enhanced safety and usability features tailored to these environments. The inventive step is the recognition of the need for specialized syringe safety caps and the development of unique solutions to address these needs.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include syringe safety caps designed for other specialized environments, such as space exploration or high-radiation areas. Variations may also include different materials, coatings, or geometries tailored to specific operational conditions.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in industries such as healthcare, biotechnology, and pharmaceuticals, particularly in high-risk or specialized environments. The market for these syringe safety cap variations is substantial, with potential customers including hospitals, research institutions, and government agencies.

Field of Art

Medical Device Design, Specifically Syringe Safety Mechanisms and Protective Enclosures, with expertise in mechanical engineering, materials science, and medical device safety standards

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or medical device designer with 5-7 years experience, familiar with injection safety protocols, mechanical design principles, and material adaptation techniques for medical equipment

Obviousness Rationale

A person of ordinary skill would recognize that the source patent's fundamental syringe safety cap design provides a flexible framework for environmental adaptations. The PTD's variations represent predictable extensions of the original mechanical concepts, utilizing standard engineering design strategies to address specific operational challenges. The core rotational mechanism and safety principles remain consistent across the disclosed variations, with modifications representing routine design adaptations.

Obvious Combinations & Variations

Source Patent Element
Rotatable link portion with base mounting mechanism for needle protection
PTD Variation
Reinforced link portion for high-security and high-altitude environments
Obviousness Reasoning
Material reinforcement is a standard engineering approach to enhance mechanical performance, representing a predictable modification to improve structural integrity in challenging environments
Source Patent Element
Base portion designed to mount on syringe cylinder
PTD Variation
Pressure-resistant base portion for high-altitude applications
Obviousness Reasoning
Adapting material properties to withstand environmental stress is a known technique in medical device design, involving selection of appropriate polymers or composite materials
Source Patent Element
Safety cover mechanism for needle protection
PTD Variation
Waterproof coating and thermal insulation layer for disaster relief and extreme conditions
Obviousness Reasoning
Adding protective coatings and insulation layers represents a standard engineering approach to environmental adaptation, utilizing known material science techniques
Source Patent Element
Mechanical rotation and locking mechanism for safety cap
PTD Variation
RFID tracking system integrated into safety cap for high-security monitoring
Obviousness Reasoning
Adding electronic tracking to mechanical devices is a predictable technological enhancement, representing a routine combination of existing technologies
Source Patent Element
Modular safety cap design with rotational components
PTD Variation
Specialized caps for different environmental contexts like space exploration or radiation environments
Obviousness Reasoning
Modular design principles inherently suggest adaptability across different use cases, making such variations an obvious design extension
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in the published technical disclosure would have been obvious to a person having ordinary skill in the art at the time of invention, as they represent predictable modifications to the fundamental syringe safety mechanism disclosed in US Patent 11857773, utilizing standard engineering design strategies to address specific environmental challenges without introducing inventive complexity.

Original Patent Information

Patent NumberUS 11,857,773
TitleSyringe safety cap and safety syringe including the same
Assignee(s)HANMI PHARM. CO., LTD.