Next-Generation Cancer Imaging and Therapy Platform
Legal Citation
Summary of the Inventive Concept
A revolutionary platform that leverages advanced near-infrared technology and nanoscale targeting to enable real-time tumor visualization, targeted cancer therapy, and enhanced patient outcomes.
Background and Problem Solved
The original patent's compositions of near IR closed chain, sulfo-cyanine dyes and prostate specific membrane antigen ligands were groundbreaking in enabling minimally invasive medical procedures. However, these compositions have limitations in terms of targeting specificity, imaging resolution, and therapeutic efficacy. The new inventive concept addresses these limitations by integrating cutting-edge nanotechnology, advanced near-infrared radiation, and novel targeting strategies to create a paradigm-shifting platform for cancer imaging and therapy.
Detailed Description of the Inventive Concept
The next-generation platform consists of a system comprising a near IR, closed chain, sulfo-cyanine dye and a prostate specific membrane antigen ligand, wherein the ligand is a nanoparticle that selectively targets and binds to cancer cells, and the dye is encapsulated within the nanoparticle to enhance fluorescence. This system enables real-time tumor visualization during surgical procedures using near-infrared radiation. The platform also includes a method for targeted cancer therapy, comprising administering the system to a patient, and using near-infrared radiation to activate the nanoparticle to release a therapeutic agent. Additionally, the platform encompasses a composition of matter comprising a near IR, closed chain, sulfo-cyanine dye and a prostate specific membrane antigen ligand, wherein the ligand is a nanobody that selectively targets and binds to cancer cells, and the dye is conjugated to the nanobody to enhance fluorescence.
Novelty and Inventive Step
The new claims introduce a novel combination of nanotechnology, near-infrared radiation, and advanced targeting strategies that overcome the limitations of the original patent. The inventive step lies in the integration of these disparate technologies to create a seamless, real-time imaging and therapy platform that enables unprecedented precision and efficacy in cancer treatment.
Alternative Embodiments and Variations
Alternative embodiments of the platform could include the use of different nanoparticle materials, varying near-infrared radiation wavelengths, and diverse therapeutic agents. Additionally, the platform could be adapted for use in various medical specialties, such as neurosurgery, cardiovascular surgery, or orthopedic surgery.
Potential Commercial Applications and Market
The next-generation cancer imaging and therapy platform has vast commercial potential, with applications in hospitals, clinics, and research institutions worldwide. The market for cancer imaging and therapy is projected to grow significantly in the coming years, driven by increasing demand for minimally invasive, targeted, and effective treatments. The platform's ability to enable real-time tumor visualization, targeted therapy, and enhanced patient outcomes positions it for significant market share and revenue growth.
CPC Classifications
| Section | Class | Group |
|---|---|---|
| A | A61 | A61K49/0052 |
| A | A61 | A61K9/0019 |
| A | A61 | A61K49/0032 |
| A | A61 | A61K49/0034 |
| C | C09 | C09B23/0025 |
| C | C09 | C09B23/0066 |
| G | G01 | G01N33/57434 |
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Biomedical imaging and targeted therapeutics, specifically involving near-infrared fluorescent dyes, nanoparticle drug delivery systems, and cancer diagnostic/treatment technologies. Requires expertise in organic chemistry, nanotechnology, medical imaging, and pharmaceutical formulation
Person of Ordinary Skill (PHOSITA) Profile
A researcher with advanced degrees in biomedical engineering, chemistry, or pharmaceutical sciences, having expertise in designing targeted drug delivery systems, understanding fluorescent imaging techniques, and developing cancer diagnostic technologies
Obviousness Rationale
A person having ordinary skill would recognize that combining near-infrared sulfo-cyanine dyes with targeted nanoparticle delivery systems represents a predictable extension of existing cancer imaging and therapeutic technologies. The source patent's foundational work on near-infrared dye compositions provides a clear technical framework for implementing more sophisticated targeting and imaging strategies. The PTD's variations demonstrate incremental improvements using known nanotechnology principles and established fluorescence imaging techniques.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,645 |
|---|---|
| Title | Compositions of near IR closed chain, sulfo-cyanine dyes and prostate specific membrane antigen ligands |
| Assignee(s) | INTUITIVE SURGICAL OPERATIONS, INC. |