Syringe Safety Cap for Specialized Environments

Publication ID: 24-11857773_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Syringe Safety Cap for Specialized Environments,” Published Technical Disclosure No. 24-11857773_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857773_0009_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

A syringe safety cap adapted for high-security medical facilities, disaster relief situations, extreme cold weather conditions, high-contamination environments, and veterinary use, ensuring safe injection practices in diverse operational settings.

Background and Problem Solved

The original patent disclosed a syringe safety cap capable of safely protecting an injection needle to prevent needlestick injuries. However, the original design did not address the unique challenges and requirements of specific environments, such as high-security medical facilities, disaster relief situations, extreme cold weather conditions, high-contamination environments, and veterinary use. The new inventive concept addresses these limitations by providing specialized syringe safety caps tailored to these distinct operational settings.

Detailed Description of the Inventive Concept

The syringe safety cap for high-security medical facilities features a reinforced material for enhanced durability. The syringe safety cap for disaster relief situations includes a method for safely administering injections in emergency scenarios. The syringe safety cap for extreme cold weather conditions is designed to maintain its elasticity in temperatures below -20°C. The system for safe injection in high-contamination environments prevents contamination of the injection solution. The syringe safety cap for veterinary use is designed to withstand the rigors of repeated use in veterinary settings. Each variation incorporates unique components and operational features to address the specific challenges of its intended environment.

Novelty and Inventive Step

The new claims introduce novel and non-obvious features, such as reinforced materials, specialized elastic portions, and adapted designs for extreme temperatures, high-contamination environments, and veterinary use. These innovations provide a distinct improvement over the original patent, offering tailored solutions for diverse operational settings.

Alternative Embodiments and Variations

Alternative embodiments may include syringe safety caps for other specialized environments, such as search and rescue operations, space exploration, or remote wilderness areas. Variations could also involve different materials, geometries, or mechanisms to achieve the same functional goals.

Potential Commercial Applications and Market

The syringe safety cap for specialized environments has significant commercial potential in various industries, including healthcare, disaster relief, veterinary care, and environmental remediation. The market for these specialized syringe safety caps is substantial, driven by the need for safe and reliable injection practices in diverse operational settings.

Field of Art

Medical device design, specifically syringe safety mechanisms and protective caps for injection devices, requiring expertise in mechanical engineering, materials science, and medical device safety standards

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer or medical device designer with 3-5 years of experience in protective medical equipment design, familiar with injection safety protocols, material properties, and mechanical design principles for protective medical devices

Obviousness Rationale

A person having ordinary skill in the art would recognize that the source patent's fundamental syringe safety cap design provides a flexible framework for environmental adaptations. The core mechanical principles of rotational safety mechanisms can be readily modified to address specific use contexts by selecting appropriate materials and geometric variations. These adaptations represent predictable design extensions that would be obvious to a skilled practitioner seeking to optimize syringe safety for specialized environments.

Obvious Combinations & Variations

Source Patent Element
Rotatable link portion with elastic components enabling needle protection mechanism
PTD Variation
Reinforced material for high-security medical facility environments
Obviousness Reasoning
Material selection is a routine design choice for enhancing durability, with predictable results in maintaining core mechanical functionality
Source Patent Element
Safety cover portion surrounding injection needle
PTD Variation
Specialized design for preventing contamination in high-risk environments
Obviousness Reasoning
Modifying sealing characteristics to prevent contamination represents a known technique for improving medical device performance
Source Patent Element
Elastic components enabling rotational movement
PTD Variation
Temperature-resistant elastic portions for extreme cold weather conditions
Obviousness Reasoning
Selecting elastomeric materials with enhanced temperature performance is a standard engineering approach for expanding operational environments
Source Patent Element
Base portion mountable on syringe cylinder
PTD Variation
Veterinary-specific design accommodating repeated use and rugged conditions
Obviousness Reasoning
Adapting mechanical interfaces for specialized use cases represents a predictable design iteration within known engineering practices
35 U.S.C. § 103 Summary: Based on US Patent 11857773's fundamental syringe safety cap design, the present publication demonstrates that variations addressing specialized environmental requirements would be obvious to a person having ordinary skill in medical device design. The disclosed adaptations represent straightforward extensions of known mechanical safety principles, utilizing routine design modifications that would be apparent to a skilled practitioner seeking to optimize syringe safety mechanisms for diverse operational contexts.

Original Patent Information

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