US-12622702-B2 - Optimized detachment systems based on leverage from electrical locus targeting and related medical devices

US12622702B2US 12622702 B2US12622702 B2US 12622702B2US-12622702-B2

Abstract

Improved thermal detachment driven by leverage from: improved electrical locus targeting allows electron density to define Optimal Regions balancing the resistance and heat whereby, detachment systems are shifted and realigned coaxially and placed closer to the ends of subject coils while being hermetically sealed, manufacturing steps are taught. to show how system is made.

Inventors

Nguyen LE
Dawson Le
Randall Takahashi

Assignees

BALT USA, LLC

Dates

Publication Date: 20260512
Application Date: 20250501

Claims (3)

1 . A system for melting a thread to separate a neurovascular implant from a pusher, the system comprising: a heater coil including a distal portion, a proximal portion, and a pinched portion, the distal portion circumscribing the pinched portion; and an insulation jacket including a first layer heat-shrunk over the distal portion of the heater coil circumscribing the pinched portion of the heater coil, wherein the insulation jacket further includes a second layer heat-shrunk over the first layer.
2 . The system of claim 1 , wherein the distal portion, the proximal portion, and the pinched portion of the heater coil are each coaxial with one another.
3 . The system of claim 1 , wherein the proximal portion of the heater coil has a first outer diameter, the pinched portion of the heater coil, has a second outer diameter, and the first outer diameter is greater than the second outer diameter.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application is a continuation of U.S. patent application Ser. No. 17/601,416, filed Oct. 4, 2021, which is a national stage application under 35 U.S.C. § 371 of International Pat. App. PCT/US2020/026426, filed Apr. 2, 2020, which claims the benefit of U.S. Prov. Pat. App. 62/830,334, filed Apr. 5, 2019, with the entire contents of each of these applications hereby incorporated herein by reference. FIELD The present disclosures relate to the deployment of devices in the neurovascular and related endovascular access situses within mammals and related species, models, robots and computer or AI generated simulacra of the same. BACKGROUND Detachment of, for example, coils and related systems within the cerebral neurovascular space is fraught with issues and challenges. SUMMARY Briefly stated, improved thermal detachment driven by leverage from improved electrical locus targeting and related applications of the same allows electron density to define Optimal Regions balancing the resistance and heat whereby, for example OPTIMA® brands of coils (BALT USA®, Orange County, CA) and their detachment systems are from shifted coaxially and placed closer to the ends of subject coils. According to embodiments, there is disclosed a novel combination, of design steps, namely, mapping the precise zone, or locus where a heater coil becomes most heated, frame-shifting said locus to a proximal portion of said coil, severing a requisite “stretch resistance” (SR) thread, closer to the front than conventional systems, and reducing or eliminating any dragger or tail region based upon said frame shifting. As known to those skilled in the Art of neuro-vascular and neuro-endovascular surgery, inter alia. According to embodiments, there is disclosed a system, further comprising, “Coaxialization” (as defined herein) of the frame shifted locus within said coil. According to embodiments, there is disclosed a system of the instant disclosure in total, wherein, any mushroom or the-like shaped artifacts within subject marker bands are mitigated, reduced or eliminated. A process for manufacturing these devices is presented showing that the heater coil is designed to melt said SR thread allowing the implant to separate from the pusher. According to embodiments, there is disclosed the system of the OPTIMA® brand of Coaxial Heater Coil (BALT USA, Irvine, CA 92618) whereby electrical current is delivered from the XCEL® brand of controller. According to embodiments, there is disclosed the system the instant disclosure in total, whereby, the solution of coaxializing the detachment end of said coil renders the hottest point at the tip by distal movement and folding. BRIEF DESCRIPTION OF THE DRAWINGS Various preferred embodiments are described herein with references to the drawings in which merely illustrative views are offered for consideration, whereby: FIG. 1 is a cartoon showing issues addressed and overcome by the present invention; FIG. 2 shows an artefactual element (mushroom-shaped member) as addressed & overcome by the present invention: FIG. 3 shows a technical basis for the involved charges; FIG. 4 further details electronic validation of the instant system; FIG. 5 shows induction energy stored according to the instant systems as explained herein; FIG. 6 shows steps in a manufacturing process according to the present invention: FIG. 7 shows steps in a manufacturing process according to the present invention; FIG. 8 shows steps in a manufacturing process according to the present invention; FIG. 9 shows steps in a manufacturing process according to the present invention; FIG. 10 shows steps in a manufacturing process according to the present invention: FIG. 11 is prior art heater coil; and FIG. 12 shows the resultory coil of the present invention with heat at a distal and, according to the present invention. Corresponding reference characters indicate corresponding components throughout the several views of the drawings. Skilled artisans will appreciate that elements in the figures are illustrated for simplicity and clarity, and have not necessarily been drawn to scale. For example, the dimensions of some of the elements in the figures may be exaggerated relative to other elements to help to improve understanding of various embodiments of the present invention. Also, common but well-understood elements that are useful or necessary in a commercially feasible embodiment are often not depicted in order to facilitate a less obstructed view of these various embodiments of the present invention. DETAILED DESCRIPTION The present inventors have realized that optimized mapping of electron density allows them to realize more efficient and reliable detachment among, for example thermal coil detachment systems such as those available (OPTIMA®, BALT USA, Orange County, CA 92618, to treat aneurysms et seq. Referring now to FIG. 1-FIG. 13 we see in FIG. 1 how SR thread is disposed with PET followed by the SR thre