IP Library › Granted Patent US 12,290,265
Granted Patent B2
US 12,290,265 · App. 17/601,416 · Granted May 6, 2025

Optimized detachment systems based on leverage from electrical locus targeting and related medical devices

Inventors: Nguyen Le (Foothill Ranch, CA); Dawson Le (Garden Grove, CA); Randall Takahashi (Mission Viejo, CA)
Assignee: BALT USA, LLC
A61B17/12113A61B17/12145A61B17/12154A61B2017/00526A61B2017/12068
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Quick Facts
Patent No.
US 12,290,265
App. No.
17/601,416
Granted
May 6, 2025
Kind
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.

Claims (8)

1. A method of manufacturing a system for melting a thread to separate a neurovascular implant from a pusher, the method comprising:

pinching a middle of a heater coil to a smaller diameter than at each of a distal end and a proximal end of the heater coil;

with the middle of the heater coil pinched to the smaller diameter, pushing the distal end of the heater coil in a proximal direction over the the middle of the heater coil; and

with the distal end of the heater coil pushed in the proximal direction over the middle of the heater coil, shrinking a first layer of an insulation jacket over the heater coil.

2. The method of claim 1 , further comprising

with the distal end of the heater coil pushed in the proximal direction over the middle of the heater coil, shrinking a second layer of the insulation jacket over the heater coil.

3. The method of claim 1 , wherein pushing the distal end of the heater coil in the proximal direction over the middle of the heater coil includes moving the distal end of the heater coil coaxially relative to the middle of the heater coil.

4. The method of claim 1 , further comprising positioning the heater coil relative to a stretch resistant thread such that the stretch resistant thread is rupturable via heat delivered to the distal end of the heater coil.

Assignments (6)
SECURITY INTEREST Recorded Apr 18, 2025
From: BALT USA, LLC
To: GLAS SAS
Reel/Frame 070885/0929 →
SECURITY INTEREST Recorded Apr 18, 2025
From: BALT USA, LLC
To: GLAS SAS
Reel/Frame 070885/0979 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 31, 2025
From: LE, NGUYEN
To: BLOCKADE MEDICAL LLC
Reel/Frame 070688/0282 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 31, 2025
From: BLOCKADE MEDICAL LLC
To: BALT USA, LLC
Reel/Frame 070688/0430 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 31, 2025
From: LE, DAWSON
To: BLOCKADE MEDICAL LLC
Reel/Frame 070690/0976 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 31, 2025
From: TAKAHASHI, RANDALL K.
To: BLOCKADE MEDICAL LLC
Reel/Frame 070691/0861 →
Continuity (2)
Provisional Application 62830334 · Apr 5, 2019
Related Publication 20220202424A1 · Jun 30, 2022
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