Thermally-Modulated Ultrasound Contrast Agents

    公开(公告)号:US20210030898A1

    公开(公告)日:2021-02-04

    申请号:US16935308

    申请日:2020-07-22

    Abstract: The present disclosure relates to a novel nano-droplet composition comprising a fluorocarbon core and a polymeric shell, and the method of using and making the novel nano-droplet composition. The fluorocarbon core and the polymeric shell of the novel nano-droplet form a micelle with a size range of 10-1000 nm. The fluorocarbon core comprises at least one fluorocarbon compound with a formula of CnF2n+2 and n is 5-10. The fluorocarbon compound is substantial in liquid form. And the nano-droplet composition has a temperature profile such that the nano-droplet composition has a temperature range of 20-60° C. throughout a temperature modulation process, and has a temperature of about 37° C. prior to administration to a human, animal, biological cell, or tissue subject.

    IN PLANE TISSUE STRETCHING SYSTEM AND METHOD

    公开(公告)号:US20250123260A1

    公开(公告)日:2025-04-17

    申请号:US18913378

    申请日:2024-10-11

    Abstract: A tissue stretching system includes a motor, a first pillar, a second pillar, a force sensor, and an imaging device. The tissue stretching system may be provided as a 2D axial tissue stretcher that may monitor changes in mechanical properties over time. Tissues may be coated onto the first pillar and/or the second pillar. In a specific example, the first pillar and/or the second pillar may be a PDMS (Polydimethylsiloxane) structure configured to probe the mechanical properties in between a designed gap of the first pillar and the second pillar. The motor of the tissue stretching system includes a microcontroller. The motor of the tissue stretching system may have high resolution capabilities to provide the appropriate strain to the sample. The tissue stretching system then determines the actual amount of strain applied to the sample.

    Thermally-modulated ultrasound contrast agents

    公开(公告)号:US11918661B2

    公开(公告)日:2024-03-05

    申请号:US16935308

    申请日:2020-07-22

    CPC classification number: A61K49/227 A61K47/42 A61K49/221

    Abstract: The present disclosure relates to a novel nano-droplet composition comprising a fluorocarbon core and a polymeric shell, and the method of using and making the novel nano-droplet composition. The fluorocarbon core and the polymeric shell of the novel nano-droplet form a micelle with a size range of 10-1000 nm. The fluorocarbon core comprises at least one fluorocarbon compound with a formula of CnF2n+2 and n is 5-10. The fluorocarbon compound is substantial in liquid form. And the nano-droplet composition has a temperature profile such that the nano-droplet composition has a temperature range of 20-60° C. throughout a temperature modulation process, and has a temperature of about 37° C. prior to administration to a human, animal, biological cell, or tissue subject.

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