IP Library › Granted Patent US 12,544,570
Granted Patent B2
US 12,544,570 · App. 17/516,452 · Granted Feb 10, 2026

Method for using a sinus treatment device

Inventors: John Claude (Redwood City, CA); Christopher A. Wiklof (Everett, WA); Blake Gurfein (Oakland, CA)
Assignee: Tivic Health Systems Inc.
A61N1/36034A61N1/0456A61N1/0472A61N1/36031
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 12,544,570
App. No.
17/516,452
Granted
Feb 10, 2026
Kind
B2
Abstract

A method of using a sinus treatment device includes holding a treatment electrode against facial skin at a treatment location associated with reduction of sinus discomfort and/or congestion. The sinus treatment device may automatically detect a treatment location. In another embodiment, the sinus treatment device may be triggered by the user.

Claims (75)

1 . A method for using a sinus treatment device to alleviate sinus symptoms, the method comprising:

gripping, in a hand, a battery-powered sinus treatment device such that a return electrode disposed on a held surface of the sinus treatment device contacts the hand or fingers;

beginning a treatment by holding the sinus treatment device such that a treatment electrode of the sinus treatment device is contacting facial skin at or proximate a treatment location;

holding the treatment electrode against the skin proximate the treatment location until perceiving a user interface signal from the sinus treatment device that the sinus treatment device has entered a treatment mode; and

holding the treatment electrode at the location where the user interface signal was perceived, contacting the skin at the treatment location, until perceiving a second user interface signal from the sinus treatment device that the sinus treatment device has completed the treatment mode.

2 . The method for using a sinus treatment device of claim 1 , further comprising:

moving the sinus treatment device such that the treatment electrode is contacting the facial skin proximate a next treatment location; and

repeating the process of holding the treatment device against the skin within the next treatment location while the sinus treatment device detects the treatment location and holding the sinus treatment device in place during a treatment mode while the sinus treatment device is in the treatment mode.

3 . The method for using a sinus treatment device of claim 2 , further comprising:

repeating the steps of

moving the sinus treatment device such that the treatment electrode is contacting the facial skin proximate another treatment location,

holding the sinus treatment device against the skin within the next treatment location while the sinus treatment device detects the treatment location, and

holding the treatment device steady while in the treatment mode;

until a desired plurality of treatment locations have been treated.

4 . The method for using a sinus treatment device of claim 1 , wherein holding the treatment electrode against the skin proximate the treatment location until perceiving a user interface signal from the sinus treatment device that the sinus treatment device has entered a treatment mode includes sliding the treatment electrode across the skin near the treatment area while the sinus treatment device measures impedance to find the treatment location.

5 . The method for using a sinus treatment device of claim 1 , further comprising:

receiving higher frequency current pulses from the treatment electrode while the sinus treatment device is in the treatment mode.

6 . The method for using a sinus treatment device of claim 5 , wherein receiving higher frequency current pulses includes receiving variable voltage current pulses, the variable voltage being automatically controlled by the sinus treatment device to maintain a substantially constant current during a change in impedance.

7 . The method for using a sinus treatment device of claim 1 , further comprising:

receiving lower frequency current pulses from the treatment electrode while holding the treatment electrode against the skin proximate the treatment location; and

receiving higher frequency current pulses from the treatment electrode while the sinus treatment device is in the treatment mode.

8 . The method for using a sinus treatment device of claim 7 , wherein receiving the low frequency current pulses from the treatment electrode of the sinus treatment device occurs while the sinus treatment device is measuring impedance between the treatment electrode and the return electrode.

9 . The method for using a sinus treatment device of claim 8 , wherein perceiving a user interface signal from the sinus treatment device that the sinus treatment device has entered a treatment mode occurs after the sinus treatment device has detected a reduced impedance between the treatment electrode and the return electrode in a succession of low frequency current pulses.

10 . The method for using a sinus treatment device of claim 1 , wherein perceiving the user interface signal from the sinus treatment device that the sinus treatment device has entered the treatment mode includes seeing flashing light from the sinus treatment device.

11 . The method for using a sinus treatment device of claim 10 , wherein perceiving the second user interface signal from the sinus treatment device that the sinus treatment device has completed the treatment mode includes seeing a ceasing of the flashing light from the sinus treatment device.

12 . The method for using a sinus treatment device of claim 1 , wherein perceiving the user interface signal from the sinus treatment device that the sinus treatment device has entered the treatment mode includes feeling vibration from the sinus treatment device.

13 . The method for using a sinus treatment device of claim 12 , wherein perceiving the second user interface signal from the sinus treatment device that the sinus treatment device has completed the treatment mode (in step 812 ) includes feeling a ceasing of the vibration from the sinus treatment device.

14 . The method for using a sinus treatment device of claim 1 , wherein perceiving the user interface signal from the sinus treatment device that the sinus treatment device has entered the treatment mode includes hearing a characteristic noise emitted from the sinus treatment device.

15 . The method for using a sinus treatment device of claim 14 , wherein perceiving the second user interface signal from the sinus treatment device that the sinus treatment device has completed the treatment mode (in step 812 ) includes hearing a ceasing of the characteristic noise emitted from the sinus treatment device.

16 . The method for using a sinus treatment device of claim 1 , further comprising:

turning on a power switch to apply power to a logic circuit in the sinus treatment device.

17 . The method for using a sinus treatment device of claim 16 , further comprising:

prior to beginning treatment, selecting a sensitivity setting on the sinus treatment device.

18 . The method for using a sinus treatment device of claim 17 , wherein selecting the sensitivity setting determines an initial stimulation voltage applied by the sinus treatment device from the treatment electrode.

19 . The method for using a sinus treatment device of claim 17 , wherein selecting the sensitivity setting determines an initial stimulation current applied by the sinus treatment device from the treatment electrode.

20 . The method for using a sinus treatment device of claim 1 , further comprising:

receiving the second user interface signal that the treatment mode has been completed when the treatment electrode of the sinus treatment device is removed from contact with the skin.

21 . The method for using a sinus treatment device of claim 20 , wherein receiving the second user interface signal that the treatment mode has been completed when the treatment electrode of the sinus treatment device is removed from contact with the skin corresponds to the impedance between the conductive tip and the return electrode being greater than a pre-determined threshold for a pre-determined time period.

22 . The method for using a sinus treatment device of claim 1 , wherein the stimulation current flows from the conductive tip to the return electrode.

23 . The method for using a sinus treatment device of claim 1 , wherein the stimulation current flows from the return electrode to the conductive tip.

24 . The method for using a sinus treatment device of claim 1 , wherein an alternating direction of current is received from the sinus treatment device.

25 . The method for using a sinus treatment device of claim 1 , wherein receiving the stimulation current includes receiving a stimulation current having a frequency less than 1000 Hz.

26 . The method for using a sinus treatment device of claim 25 , wherein receiving the stimulation current includes receiving a stimulation current having a frequency between 1 Hz and 100 Hz.

27 . The method for using a sinus treatment device of claim 1 , wherein receiving the stimulation current includes receiving a stimulation current having a magnitude less than 1000 μA, time averaged.

28 . The method for using a sinus treatment device of claim 27 , wherein receiving the stimulation current includes receiving a stimulation current having a magnitude less than 600 μA, time-averaged.

29 . The method for using a sinus treatment device of claim 1 , wherein receiving the stimulation current includes receiving a stimulation current having a magnitude less than 50 mA peak.

30 . The method for using a sinus treatment device of claim 29 , wherein receiving the stimulation current includes receiving a stimulation current having a magnitude less than 25 mA peak.

31 . A method for receiving electrical stimulation from a sinus treatment device for treatment of sinus pain or congestion, comprising:

holding a sinus treatment device in one's hand such that a return electrode contacts at least one of one's hand, fingers, and thumb;

positioning a treatment electrode of the sinus treatment device to contact a treatment location against the skin of one's face, the treatment location corresponding to a location superjacent a nerve associated with or running adjacent to a sinus presenting a symptom;

receiving a series of treatment current pulses through the treatment location, each pulse including less than 50 milli-amperes (mA) peak current; and

removing the treatment electrode from contact with the treatment location at the end of the series of treatment pulses through the treatment location;

whereby the series of treatment pulses provide persistent relief to the symptom presented by the sinus.

32 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , wherein receiving the series of treatment current pulses through the treatment location includes receiving the series of alternating polarity current treatment pulses through the treatment location.

33 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , wherein receiving the series of treatment current pulses through the treatment location includes receiving less than 25 mA peak current.

34 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , wherein receiving the series of treatment current pulses through the treatment location includes receiving less than 1000 μA time-averaged current.

35 . The method for receiving electrical stimulation from a sinus treatment device of claim 34 , wherein receiving the series of treatment current pulses through the treatment location includes receiving less than 600 μA time-averaged current.

36 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , wherein receiving the series of treatment current pulses through the treatment location includes receiving less than 10% duty cycle pulses.

37 . The method for receiving electrical stimulation from a sinus treatment device of claim 36 , wherein receiving the series of treatment current pulses through the treatment location includes receiving less than 1% duty cycle pulses.

38 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , further comprising:

selecting a sensitivity setting on the sinus treatment device;

wherein the selected sensitivity setting on the sinus treatment device controls the peak current delivered with the treatment electrode to the treatment location.

39 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , wherein receiving the series of treatment current pulses includes pressing a treatment-start control on the sinus treatment device to begin an output of the series of treatment pulses through the treatment location.

40 . The method for receiving electrical stimulation from a sinus treatment device of claim 39 , wherein removing the treatment electrode from contact with the treatment location at the end of the series of treatment pulses through the treatment location includes releasing the treatment-start control on the sinus treatment device to end the output of the series of treatment alternating current pulses through the treatment location.

41 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , further comprising:

perceiving a signal from a user interface element of the sinus treatment device that a duration of a treatment has expired.

42 . The method for receiving electrical stimulation from a sinus treatment device of claim 41 , wherein perceiving the signal from the user interface element of the sinus treatment device includes the sinus treatment device automatically stopping delivery of the series of current pulses to the treatment location.

43 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , wherein removing the treatment electrode from contact with the treatment location at the end of the series of treatment pulses through the treatment location includes the sinus treatment device stopping the delivery of current pulses responsive to the removal causing electrical impedance between the treatment electrode and the return electrode to exceed a predetermined limit.

44 . The method for receiving electrical stimulation from a sinus treatment device of claim 31 , further comprising:

moving the sinus treatment device such that the treatment electrode is contacting the facial skin proximate a next treatment location; and

repeating the process of:

positioning the treatment electrode of the sinus treatment device to contact the next treatment location against the skin of one's face, the next treatment location corresponding to a location superjacent a nerve,

receiving a series of current treatment pulses through the next treatment location, each pulse including less than 50 mA peak current, and

removing the treatment electrode from contact with the next treatment location at the end of the series of treatment pulses through the treatment location;

until a desired plurality of treatment locations have been treated.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 22, 2022
From: CLAUDE, JOHN; WIKLOF, CHRISTOPHER A.; GURFEIN, BLAKE
To: TIVIC HEALTH SYSTEMS INC.
Reel/Frame 061187/0578 →
Continuity (6)
Continuation In Part 16664051 · Oct 25, 2019
Continuation In Part PCTUS2018029029 · Apr 24, 2018
Provisional Application 62560120 · Sep 18, 2017
Provisional Application 62559792 · Sep 18, 2017
Provisional Application 62491793 · Apr 28, 2017
Related Publication 20220126096A1 · Apr 28, 2022
References Cited (38)
US 4408617A · Auguste · 1983 [cited by applicant]
US 4926880A · Claude et al. · 1990 [cited by applicant]
US 5063929A · Bartelt et al. · 1991 [cited by applicant]
US 5251637A · Shalvi · 1993 [cited by applicant]
US 5772605A · Weijand · 1998 [cited by applicant]
US 6109268A · Thapliyal et al. · 2000 [cited by applicant]
US 6442422B1 · Duckert · 2002 [cited by applicant]
US 6684107B1 · Binder · 2004 [cited by applicant]
US 8630714B1 · Webb · 2014 [cited by applicant]
US 8996137B2 · Ackermann et al. · 2015 [cited by applicant]
US 9002479B1 · Unarce, Jr. · 2015 [cited by applicant]
US 9630003B2 · Thompson et al. · 2017 [cited by applicant]
US 10155108B2 · Ackermann et al. · 2018 [cited by applicant]
US 10252048B2 · Loudin et al. · 2019 [cited by applicant]
US 10537738B2 · Claude · 2020 [cited by examiner]
US 11160978B2 · Claude · 2021 [cited by examiner]
US 20040044390A1 · Szeles · 2004 [cited by applicant]
US 20070173803A1 · Wham et al. · 2007 [cited by applicant]
US 20070293918A1 · Thompson et al. · 2007 [cited by applicant]
US 20090030476A1 · Hargrove · 2009 [cited by applicant]
US 20110066209A1 · Bodlaender et al. · 2011 [cited by applicant]
US 20110276107A1 · Simon et al. · 2011 [cited by applicant]
US 20120191153A1 · Swerdlow et al. · 2012 [cited by applicant]
US 20120316457A1 · Meng et al. · 2012 [cited by applicant]
US 20130085551A1 · Bachinski et al. · 2013 [cited by applicant]
US 20130093501A1 · Kajimoto · 2013 [cited by applicant]
US 20140088463A1 · Wolf et al. · 2014 [cited by applicant]
US 20140296934A1 · Gozani et al. · 2014 [cited by applicant]
US 20160121118A1 · Franke et al. · 2016 [cited by applicant]
US 20160151646A1 · Bonutti et al. · 2016 [cited by applicant]
US 20170239459A1 · Loudin et al. · 2017 [cited by applicant]
US 20170246465A1 · Ben-Haim et al. · 2017 [cited by applicant]
JP 2006000567 · 2006 [cited by applicant]
KR 200389849 · 2005 [cited by applicant]
KR 200414456 · 2006 [cited by applicant]
KR 101534525 · 2015 [cited by applicant]
KR 1020150110935 · 2015 [cited by applicant]
WO 2017064500A1 · 2017 [cited by applicant]