Adaptive Hemostatic Compositions for Niche Environments

Publication ID: 24-11857564_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Adaptive Hemostatic Compositions for Niche Environments,” Published Technical Disclosure No. 24-11857564_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857564_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. 11,857,564.

Summary of the Inventive Concept

The present invention relates to specialized hemostatic compositions and methods for inducing hemostasis in unique operational environments, such as high-altitude, high-temperature, underwater, remote, and high-security settings.

Background and Problem Solved

The original patent disclosed a hemostatic composition comprising an anion exchanger and a calcium salt. However, these compositions may not be effective in specific environments with extreme conditions, such as low oxygen levels, high temperatures, high water pressure, or security screening radiation. The present inventive concept addresses these limitations by adapting the hemostatic composition to function effectively in these niche environments.

Detailed Description of the Inventive Concept

The new inventive concept involves modifying the anion exchanger and calcium salt composition to operate efficiently in specific environments. For example, in high-altitude environments, the anion exchanger is adapted to function at low oxygen levels. In high-temperature environments, the composition is formulated to maintain its hemostatic properties above 40°C. In underwater environments, the anion exchanger is adapted to function in the presence of high water pressure. In remote or isolated locations, a portable, self-contained device is used to apply the composition. In high-security environments, the composition is formulated to be detectable by security screening devices and to maintain its hemostatic properties in the presence of security screening radiation.

Novelty and Inventive Step

The new claims provide a novel and non-obvious solution by adapting the hemostatic composition to specific niche environments, which was not anticipated by the original patent. The inventive step lies in the recognition of the need for specialized hemostatic compositions and the development of tailored solutions for each environment.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include using different types of anion exchangers, varying the concentration of the calcium salt, or incorporating additional components to enhance the composition's performance in specific environments. Variations may also include using different formulations, such as gels or powders, to suit the needs of different environments.

Potential Commercial Applications and Market

The present inventive concept has significant commercial potential in various industries, including military, emergency response, and medical devices. The market for specialized hemostatic compositions is expected to grow as the need for effective bleeding control solutions in niche environments increases.

Field of Art

Hemostatic medical compositions, specifically chemical formulations for controlling bleeding using anion exchangers and calcium salts, requiring expertise in medical chemistry, polymer science, and emergency medical treatments

Person of Ordinary Skill (PHOSITA) Profile

A professional with advanced degrees in chemistry or biomedical engineering, understanding material science principles, familiar with hemostatic agent design, capable of adapting chemical compositions for specific environmental conditions

Obviousness Rationale

A person skilled in the art would recognize that modifying hemostatic compositions for specific environmental conditions represents a predictable engineering variation. The source patent establishes a foundational hemostatic composition that can be systematically adapted through routine experimentation. The PTD's variations represent logical extensions of known hemostatic technology by applying standard materials engineering principles to address specific operational challenges.

Obvious Combinations & Variations

Source Patent Element
Anion exchanger with positively-charged DEAE groups bound to a matrix
PTD Variation
Adapting the anion exchanger to function at low oxygen levels in high-altitude environments
Obviousness Reasoning
A PHOSITA would recognize that modifying polymer matrix properties to maintain performance under varying atmospheric conditions is a standard materials engineering approach involving predictable chemical modifications
Source Patent Element
Hemostatic composition comprising calcium salt
PTD Variation
Formulating composition to maintain hemostatic properties at temperatures above 40°C
Obviousness Reasoning
Thermal stability optimization is a routine design consideration for medical compositions, involving predictable materials science techniques for enhancing chemical performance under extreme conditions
Source Patent Element
Hemostatic composition with anion exchanger matrix
PTD Variation
Developing portable, self-contained application device for remote environments
Obviousness Reasoning
Creating specialized delivery mechanisms for medical compositions is a standard engineering approach, representing an obvious combination of known hemostatic technology with standard medical device design principles
Source Patent Element
Hemostatic composition with calcium salt and anion exchanger
PTD Variation
Formulating composition to be detectable by security screening devices
Obviousness Reasoning
Incorporating radiopaque or detectable markers into medical compositions is a known technique, representing a predictable modification to enhance diagnostic and security screening capabilities
Source Patent Element
Anion exchanger bound to matrix
PTD Variation
Adapting composition to function under high water pressure in underwater environments
Obviousness Reasoning
Modifying polymer matrix properties to maintain performance under pressure is a standard materials engineering approach involving predictable chemical and structural adjustments
35 U.S.C. § 103 Summary: Based on US Patent 11857564's disclosure of a hemostatic composition comprising an anion exchanger and calcium salt, the present publication demonstrates that variations addressing specific environmental conditions represent obvious extensions of the foundational hemostatic technology. A person having ordinary skill in the art would find the disclosed adaptations to be predictable modifications achievable through routine materials engineering and chemical optimization techniques.

Original Patent Information

Patent NumberUS 11,857,564
TitleHemostatic composition comprising an anion exchanger and a calcium salt
Assignee(s)Omrix Biopharmaceuticals Ltd.