LinearZ

What Is LinearZ Ultrasound Lifting?

LinearZ is a non-invasive, energy-based device lifting treatment that uses a focused ultrasound transducer to deliver thermal energy beneath the skin's surface. This thermal action works to coagulate targeted tissue, a process that produces a lifting effect by prompting the treated tissue to tighten and firm over time.

What distinguishes LinearZ within the category of ultrasound-based lifting is its dual-mode cartridge system, offering both Linear and Dot treatment modes along with adjustable depth settings — all from a single cartridge. This flexibility allows each treatment to be tailored to a patient's specific skin condition and the varying thickness of tissue across different facial zones, rather than applying a single fixed setting to every area. LinearZ also incorporates an energy-position feedback sensor, which monitors treatment application and helps prevent energy from being repeated or overlapped at treatment endpoints — a feature designed specifically to enhance safety during the procedure.

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Who Needs LinearZ Treatment?

LinearZ tends to suit patients who want an individualized, precision-guided approach to non-surgical lifting rather than a one-size-fits-all ultrasound treatment.

• Adults typically in their 30s to 60s experiencing facial sagging or reduced skin firmness

• Patients whose skin thickness or degree of laxity varies across different areas of the face, requiring a more customized treatment depth

• Those who want a non-invasive lifting option that avoids incisions, needles, or extended recovery

• Individuals seeking a treatment built around enhanced safety features, such as feedback-sensor-guided energy delivery

• Patients who want a treatment that can be adapted between modes depending on the specific area being addressed

• Those considering ultrasound-based lifting as a stand-alone option or as a complement to other treatments

• Patients interested in a gradual, tissue-coagulation-based lifting effect rather than a single dramatic mechanical pull

• Anyone researching focused ultrasound technology and wanting a device with individualized depth-adjustment capability

Because LinearZ's dual-mode, depth-adjustable design is intended to be customized per patient, a consultation is the appropriate way to determine the specific settings and treatment plan suited to your skin.

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Meet the Specialist

Dr. SuHyun Kim
Thread Lifting Expert & Chief Director

Dr. SuHyun Kim serves as Chief Director of Aube Clinic, where he personally guides the application of energy-based technologies like LinearZ within each patient's broader treatment strategy, bringing more than a decade of clinical experience and over 19,200 cumulative lifting cases to his practice. He is Korea's sole certified Gold Label practitioner for Silhouette Soft and holds Key Doctor designations across numerous thread and filler systems, including Aptos, Ellanse, Ultracol, Jamber & Cavern Lifting, Megafill, LinearFirm, Japan 3D Mesh Cog, and i-Thread Lifting.

As President of the International Thread Lifting Research Association and Director of the Korean Society of Clinical Aesthetic Medicine, Dr. Kim is the sole author of the Standard Guide to Thread Lifting, and his integrative treatment approach incorporates energy-based devices like LinearZ alongside thread-based techniques when appropriate. His career includes leadership roles as Chief Director at Siren Clinic and Director positions at Oracle Plastic Surgery Clinic and Seolleim Dermatology Clinic in Dalian, China.

Every consultation at Aube Clinic is conducted personally by Dr. Kim under a strict one-patient-per-time-slot policy, without involvement from sales staff. His approach emphasizes using LinearZ's adjustable depth and dual-mode capability to design a treatment plan matched precisely to each patient's unique skin thickness and areas of concern.

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LinearZ Treatment Areas and Expected Improvements

• Jawline and Lower Face: Along the jawline, LinearZ's focused ultrasound energy can be applied at a depth calibrated to the specific tissue thickness in this area, working to coagulate tissue and support firmer contour definition over time.

• Cheeks and Midface: In the cheek and midface region, the dual-mode cartridge allows Dr. Kim to adjust between Linear and Dot settings depending on the treatment goal, supporting improved firmness in areas where skin has begun to lose its structural support.

• Areas of Varying Skin Thickness: Because facial skin thickness is not uniform, LinearZ's adjustable depth settings make it well-suited to treating multiple zones within the same session, each calibrated according to the specific tissue characteristics present.

Expected improvements generally include firmer, more lifted-feeling skin as tissue coagulation prompts a gradual tightening response. As with any energy-based lifting treatment, individual results vary depending on skin condition, treatment depth, and area addressed, and no specific outcome is guaranteed.

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LinearZ Treatment Process and Timeline

Here is what patients can generally expect from consultation through recovery.

1. Consultation and AI 3D Facial Analysis — Treatment begins with a personal consultation with Dr. Kim, supported by facial analysis technology to assess skin thickness and laxity across different facial zones.

2. Mode and Depth Selection — Based on this assessment, Dr. Kim selects the appropriate Linear or Dot mode and depth setting for each treatment area, customizing the approach to your specific skin condition.

3. Focused Ultrasound Energy Delivery — The LinearZ device delivers focused ultrasound energy to the targeted depth, using thermal action to coagulate tissue, while the built-in feedback sensor monitors application to prevent energy overlap.

4. Immediate Aftercare — As a non-invasive treatment, most patients can resume daily activities shortly after the session, though mild warmth or sensitivity in the treated area is possible.

5. Follow-Up and Results Timeline — As the coagulated tissue responds and tightens over time, improvements in firmness typically develop gradually over the following weeks, with follow-up guidance provided to monitor progress.

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Results, Safety, and Longevity

LinearZ's lifting effect stems from a gradual tissue-coagulation and tightening process, meaning improvements in firmness generally build over the weeks following treatment rather than appearing immediately. Because the treatment can be customized in both mode and depth, results are designed to reflect the specific characteristics of each treated area.

LinearZ's built-in energy-position feedback sensor is a specific safety feature designed to prevent overlapping or repeated energy application at treatment endpoints, supporting a more controlled and predictable treatment experience. As with any energy-based lifting treatment, possible side effects can include mild warmth, redness, or temporary sensitivity in the treated area. Serious complications are uncommon but, as with any medical or aesthetic procedure, cannot be entirely ruled out. Results are not permanent and typically benefit from periodic maintenance depending on individual skin response.

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Why Choose Aube Clinic for LinearZ Treatment?

Aube Clinic's approach to facial rejuvenation integrates carefully selected technologies like LinearZ alongside its recognized thread lifting expertise, reflecting a broader philosophy of matching each treatment to a patient's specific needs rather than applying a single universal method. As an internationally recognized training center, the clinic maintains a depth of technical knowledge across both thread-based and energy-based approaches.

Every LinearZ treatment plan is guided by individualized facial assessment, allowing Dr. Kim to select the appropriate mode and depth for each patient's unique skin characteristics. LinearZ can be used as a stand-alone treatment or combined with other technologies such as 3DEEP RF, Corege RF, thread lifting options, or the clinic's Cellcode Stem Cell Program for a more comprehensive rejuvenation strategy.

What Makes Aube Clinic Different:

• Korea's only Silhouette Soft Gold Label-certified clinic, led by a physician with over 19,200 cumulative lifting cases

• Strict one-patient-per-time-slot policy, with every consultation and procedure conducted personally by Dr. Kim — never delegated to sales staff

• Access to dual-mode, depth-adjustable ultrasound technology with built-in safety feedback sensors

• A professional, welcoming environment suited to international patients seeking precise, individualized non-surgical lifting options

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Real Patient Examples

Jawline Firming Patient, Mid-40s

This patient was concerned about sagging along the jawline but wanted a treatment option that could be finely adjusted to her specific skin thickness in that area. After a consultation, Dr. Kim recommended LinearZ, customizing the depth setting for her jawline. She reported a gradual improvement in firmness over the following weeks.

Multi-Zone Treatment Patient, Early 50s

Looking to address both her cheeks and jawline, which had noticeably different skin thickness, this patient appreciated LinearZ's ability to switch between Linear and Dot modes within the same session. She described the treatment as comfortable and precisely tailored, with visible firmness improvements developing gradually.

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Ready to Explore LinearZ Ultrasound Lifting?

If facial sagging or uneven skin firmness across different areas has been a concern, a personal consultation with Dr. SuHyun Kim can help you understand whether LinearZ's individualized, depth-adjustable approach is right for your skin. During your visit, you'll receive a thorough assessment, a clear explanation of how focused ultrasound and mode selection are tailored to your needs, and a treatment plan built specifically around you — with no sales pressure and no generic protocols.

[Schedule Your LinearZ Consultation with Dr. Kim]

Prefer to speak with someone directly first? Call our clinic to reach our appointment desk, who can help answer initial questions and arrange a time for your personal consultation with Dr. Kim.