Nanoparticles Sequentially Exposed to Low-Intensity Acoustic Waves
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Solution Overview
Problem
Current high-intensity focused ultrasound (HIFU) treatments for cancers, such as prostate cancer, are inefficient and damaging due to high temperature requirements, necessitating the exploration of low-intensity ultrasound (LIU) for more precise and less harmful medical treatments.
Innovation Solution
The use of nanoparticles, specifically magnetosomes, administered to a pathological site and sequentially exposed to low-intensity acoustic waves or radiation, allowing for targeted and controlled energy delivery to treat medical conditions without the high temperature risks associated with HIFU.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If high intensity focused ultrasound (HIFU) is used to treat cancer, then treatment efficiency is improved, but damage to healthy tissues increases due to high temperature requirements
Solution Approach 1:
The patent introduces nanoparticles as intermediary agents that are administered to the pathological site and sequentially exposed to low intensity acoustic waves. These nanoparticles act as mediators that convert low intensity acoustic energy into localized therapeutic effects at the target site, enabling efficient cancer treatment without the need for high intensity ultrasound that damages healthy tissues.
Solution Approach 2:
The invention changes the intensity parameter of ultrasound from high (HIFU) to low (LIU), and compensates for the reduced intensity by introducing nanoparticles that enhance the therapeutic effect. This parameter change allows treatment to be both efficient and safe, resolving the contradiction between treatment efficiency and tissue damage.
2Reliability
If high intensity focused ultrasound (HIFU) is used to eradicate tumors, then tumor eradication is achieved, but multiple heating spots are required increasing treatment complexity
Solution Approach 1:
The patent applies preliminary action by administering nanoparticles to the pathological site before applying acoustic waves. This pre-positioning of nanoparticles ensures that when low intensity acoustic waves are applied, the energy is already concentrated at the target site through nanoparticle accumulation, eliminating the need for multiple heating spots and reducing treatment complexity while maintaining reliable tumor eradication.
3Object-affected harmful factors
If low intensity ultrasound (LIU) is used instead of HIFU, then damage to healthy tissues is reduced, but treatment efficiency decreases
Solution Approach 1:
The invention uses composite materials by combining low intensity ultrasound with nanoparticles. This composite approach allows the system to maintain the safety advantage of low intensity ultrasound (reduced damage to healthy tissues) while compensating for the efficiency disadvantage through the enhanced therapeutic effect provided by nanoparticles, thereby resolving the contradiction between safety and efficiency.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach enables efficient and precise medical treatment with reduced damage to healthy tissues by using low-intensity acoustic waves or radiation to target nanoparticles, improving the efficacy and safety of cancer treatment.
Implementation Method 1
low intensity acoustic waves
Data Source
AI summary
An acoustic wave medical treatment of a body part of an individual in which nanoparticles are administered to the body part of the individual and the acoustic wave is applied on the body part, and the system for performing the treatment. The acoustic wave is sequentially applied on the body part, and/or the nanoparticles are magnetosomes. Also, the compositions that include these nanoparticles.