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EP-4734792-A1 - APPLICATOR WITH IN-LINE SENSOR AND CAMERA FOR SKIN HEALTH MAPPING

EP4734792A1EP 4734792 A1EP4734792 A1EP 4734792A1EP-4734792-A1

Abstract

A system including an applicator having a body, one or more reservoirs inside the body configured to hold a formula, an applicator surface configured to apply the formula, sensors configured to detect a skin condition before a formula is applied to the skin, a position sensor configured to map the skin as the applicator surface moves across the skin, and a base device including a processor configured to receive the condition from the sensor(s) and direct the applicator to apply a skin treatment based on the condition. The system may be configured to determine treatment characteristics; obtain skin condition sensor data; determine skin condition information at a calculated position; and generate a visualization of a change in skin condition, obtain a recommendation from a recommendation engine, or adjust treatments.

Inventors

  • MIN, Hyosik Dennis
  • FELICIANO, Rafael
  • CHARRAUD, Grégoire

Assignees

  • L'OREAL
  • Charraud, Grégoire

Dates

Publication Date
20260506
Application Date
20240626

Claims (15)

  1. 1. A system for applying a formula, the system comprising: an applicator, comprising: a body; one or more reservoirs inside the body, wherein the one or more reservoirs are configured to hold one or more formulas; an applicator surface coupled to the body, wherein the applicator surface is configured to apply the one or more formulas; one or more condition sensors located on the applicator, the one or more condition sensors configured to detect a condition of a portion of skin, before one or more formulas is applied to the portion of skin; and a position sensor configured to map the skin as the applicator surface moves across the skin; and a base device, comprising: a base device processor configured to: receive the condition from the one or more sensors; and direct the applicator to apply one or more treatments onto the portion of skin based on the condition.
  2. 2. The system of Claim 1, wherein the base device processor is further configured to compare the condition with a baseline condition of the skin and adjust the one or more treatments based on a deviation between the condition and the baseline condition, wherein the portion of skin is a first portion of skin of a plurality of portions of skin, and wherein the base device processor is further configured to detect a condition of each portion of skin of the plurality of portions of skin; and adjust the one or more treatments for each portion of skin of the plurality of portions of skin independently.
  3. 3. The system of Claim 1 or Claim 2, wherein the applicator further comprises: one or more light sources, wherein the one or more light sources are configured to apply one or more light treatments, wherein an intensity, a frequency, a wavelength, or a combination thereof of the one or more light treatments is determined based on the condition of the skin, and wherein the one or more treatments comprise application of the one or more formulations, the one or more light treatments, or a combination thereof.
  4. 4. The system of any of Claims 1 to 3, wherein the one or more sensors are arranged in a ring on the applicator, wherein the one or more light sources and the one or more sensors are alternately arranged in the ring.
  5. 5. The system of any of Claims 1 to 4, wherein the applicator further comprises: one or more radiating elements, wherein the one or more radiating elements are configured to emit one or more radiation treatments, each having a frequency, an amplitude, and a power. wherein the treatment comprises application of the one or more formulations, the one or more radiation treatments, or a combination thereof, and wherein the frequency, the amplitude, the power, or a combination thereof of the one or more radiation treatments is determined based on the condition of the skin.
  6. 6. The system of any of Claims 1 to 5, wherein: a flow rate, an amount, a temperature, a composition, or a combination thereof of the one or more formulas is determined based on the condition of the skin, the one or more sensors are configured to measure an impedance, a capacitance, a deflection, a color, a texture, a hydration level, or a combination thereof of the skin, and the condition is hyperpigmentation, acne, dark spots, fine lines, wrinkles, sun damage, dryness, lack of hydration, oiliness, or a combination thereof.
  7. 7. The system of any of Claims 1 to 6, wherein the applicator surface comprises one or more nozzles in fluid communication with the one or more reservoirs, wherein the one or more nozzles are configured to dispense one or more formulas in an amount that is determined based on the condition.
  8. 8. The system of any of Claims 1 to 7, wherein the applicator surface is a roller ball, wherein the roller ball is in fluid communication with the one or more reservoirs and the roller ball is configured to apply the one or more formulas as the roller ball rolls.
  9. 9. The system of any of Claims 1 to 8, wherein the system further comprises a communication device, communicatively coupled to the base device, and wherein the communication device is configured to: visualize the skin; highlight one or more portions of the skin, wherein the one or more portions of the skin are areas where a user has not yet applied the one or more formulas, areas based on a user history, or a combination thereof; direct the user to move the applicator over the one or more portions; and store the user history, wherein the user history is each time the user applies the one or more formulas with the applicator.
  10. 10. A method performed by a computer system comprising one or more processors and memory, the method comprising, by the one or more processors: obtaining position sensor data; calculating, based on the position sensor data, a position of an applicator relative to skin of a user; determining treatment characteristics of a treatment applied to the skin at the calculated position; obtaining skin condition sensor data; determining, based on the skin condition sensor data, skin condition information of the skin at the calculated position; and storing the calculated position, the treatment characteristics, and the skin condition information.
  11. 11. The method of Claim 10, wherein the treatment characteristics include a timestamp and one or more of an identifier of a dispensed formula, a quantity of the dispensed formula, an intensity of treatment, a wavelength of treatment, a duration of treatment, or a combination thereof.
  12. 12. The method of Claim 10 or Claim 11, wherein the skin condition information comprises an image of the skin at the calculated location, skin elasticity information, skin hydration information, or a combination thereof, the method further comprising: comparing the determined skin condition information with a baseline condition and adjusting one or more treatments based on the comparison; and generating a visualization of a change in skin condition over time based on the stored calculated position, the stored treatment characteristics, and the stored skin condition information.
  13. 13. The method of any of Claims 10 to 12 further comprising obtaining a recommendation from a recommendation engine or adjusting one or more treatments based on analysis of the stored information.
  14. 14. A non-transitory computer-readable medium having stored thereon computer-executable instructions configured to cause one or more processors of a computer system to perform the steps of any of Claims 10 to 13.
  15. 15. A personal care system comprising: an applicator including a body and an applicator surface coupled to the body, wherein the applicator surface is configured to apply a formula to skin; a position sensor module; a skin condition sensor module; a processor; and memory having stored therein computer-executable instructions configured to cause the personal care system to perform the steps of any of Claims 10 to 13 and to apply a treatment to the skin at the calculated position.

Description

APPLICATOR WITH IN-LINE SENSOR AND CAMERA FOR SKIN HEALTH MAPPING CROSS REFERENCES TO RELATED APPLICATIONS This application claims priority to U.S. Patent Application No. 18/345,095, filed June 30. 2023, U.S. Patent Application No. 18/345,155, filed June 30, 2023, French Patent Application No. 2309709, filed September 14, 2023, and French Patent Application No. 2309714, filed September 14, 2023, the entire disclosures of which are hereby incorporated by reference herein for all purposes. SUMMARY In one aspect, disclosed herein is a system for applying a formula including an applicator. In some embodiments, the applicator includes a body, one or more reservoirs inside the body, where the one or more reservoirs are configured to hold one or more formulas, an applicator surface coupled to the body, where the applicator surface is configured to apply the one or more formulas, one or more condition sensors located on the applicator, the one or more sensors configured to detect a condition of a portion of skin, before one or more formulas is applied to the portion of skin, and a position sensor configured to map the skin as the applicator surface moves across the skin. In some embodiments, the base device includes a base device processor configured to receive the condition from the one or more sensors and direct the applicator to apply one or more treatments onto the portion of skin based on the condition. In some embodiments, the base device processor is further configured to compare the condition with a baseline condition of the skin and adjust the one or more treatments based on a deviation between the condition and the baseline condition. In some embodiments, the portion of skin is a first portion of skin of a plurality of portions of skin, and wherein the base device processor is further configured to detect a condition of each portion of skin of the plurality of portions of skin and adjust the one or more treatments for each portion of skin of the plurality of portions of skin independently. In some embodiments the applicator further includes one or more light sources, wherein the one or more light sources are configured to apply one or more light treatments. In some embodiments, the one or more sensors are arranged in a ring on the applicator. In some embodiments, the one or more light sources and the one or more sensors are alternately arranged in the ring. In some embodiments, an intensity, a frequency, a wavelength, or a combination thereof of the one or more light treatments is determined based on the condition of the skin. In some embodiments, the one or more treatments comprise application of the one or more formulations, the one or more light treatments, or a combination thereof. In some embodiments, the applicator further includes one or more radiating elements, wherein the one or more radiating elements are configured to emit one or more radiation treatments, each having a frequency, an amplitude, and a power. In some embodiments, the treatment comprises application of the one or more formulations, the one or more radiation treatments, or a combination thereof. In some embodiments, the frequency, the amplitude, the power, or a combination thereof of the one or more radiation treatments is determined based on the condition of the skin. In some embodiments, a flow rate, an amount, a temperature, a composition, or a combination thereof of the one or more formulas is determined based on the condition of the skin. In some embodiments, the one or more sensors are configured to measure an impedance, a capacitance, a deflection, a color, a texture, a hydration level, or a combination thereof of the skin. In some embodiments, the condition is hyperpigmentation, acne, dark spots, fine lines, wrinkles, sun damage, dryness, lack of hydration, oiliness, or a combination thereof. In some embodiments, the applicator surface comprises one or more nozzles, wherein the one or more nozzles are in fluid communication with the one or more reservoirs. In some embodiments, each nozzle of the one or more nozzles is configured to dispense a different formula of the one or more formulas. In some embodiments, the amount of each formula of the one or more formulas dispensed is determined based on the condition. In some embodiments, the applicator surface is a roller ball, where the roller ball is in fluid communication with the one or more reservoirs and the roller ball is configured to apply the one or more formulas as the roller ball rolls. In some embodiments, the system further comprises a communication device, communicatively coupled to the base device. In some embodiments, the communication device is configured to visualize the skin, highlight one or more portions of the skin, wherein the one or more portions of the skin are areas where a user has not yet applied the one or more formulas, areas based on a user history, or a combination thereof, direct the user to move the applicator over the one or more portions,