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How Does CureJet, Which Claims to Inject Without Needles, Actually Deliver Its Solution?

Hongdae Dermatology Skin Clinic 弘大美丽石医院 · ✦뷰티스닥터 합정역✦ · June 27, 2026

Hello. I’m Wi Young-jin from Beauty's Doctor. ​ ​ When looking into scar or pore care, you often come across the name “CureJet” along with the explanation that it “delivers product...

AI translation notice

This page is an English translation of a Korean Naver Blog archive entry. For exact wording and source context, verify against the Korean archive original and the original Naver post.

Clinic: Hongdae Dermatology Skin Clinic 弘大美丽石医院

Original post date: June 27, 2026

Translated at: August 17, 2026 at 3:52 PM

Medical note: This translation does not guarantee medical accuracy or suitability for treatment decisions.

How Does CureJet, Which Claims to Inject Without Needles, Actually Deliver Its Solution? image 1

Hello.

I’m Wi Young-jin from Beauty's Doctor.

When looking into scar or pore care,

you often come across the name “CureJet”

along with the explanation that it “delivers products without needles.”

But when you hear the word injection,

a needle usually comes to mind first.

So it is natural to wonder:

“If there is no needle,

how does the solution get inside the skin?”

In one sentence,

CureJet is a device that delivers a solution

by forcefully spraying it in an extremely thin stream

instead of puncturing the skin with a needle.

This method

is called needle-free jet injection.

As the name suggests,

it delivers a solution into the skin

by spraying it without a needle.

How Does It Deliver a Solution Without a Needle?

How Does CureJet, Which Claims to Inject Without Needles, Actually Deliver Its Solution? image 2

The key to CureJet

is the pressure that pushes out the solution.

Rather than having a needle pierce the skin,

it turns the solution itself into an extremely thin stream

and sprays it forcefully for an instant.

Just as spraying a very strong stream of water

can leave a mark on thin paper,

CureJet uses the principle of delivering a solution

into the skin by spraying it at high pressure.

An important component here

is the solenoid.

A solenoid

is made by winding electrical wire into a cylindrical shape.

When electric current flows through it, a magnetic field is created,

and this force generates momentary pressure in the solution.

That pressure sprays the solution

through the nozzle at very high speed.

Simply put,

rather than a needle creating a path,

pressure pushes the solution into the skin.

Why Is It Often Mentioned in Discussions About Scars?

How Does CureJet, Which Claims to Inject Without Needles, Actually Deliver Its Solution? image 3

CureJet is often mentioned

in connection with concerns such as acne scars,

enlarged pores, and stretch marks.

In particular, scars that are firmly attached underneath

may show limited changes when only the surface is treated.

Sometimes an indented scar remains

where acne once was.

These scars are not always just a problem with the skin’s surface;

in some cases, they also involve adhesion to the tissue underneath.

CureJet may be used to stimulate the base of a scar

through high-pressure spraying

while delivering a solution

to the depth where it is needed.

However, scars differ from person to person

in depth and shape.

Even when they look like the same type of acne scar,

the approach differs depending on whether the scar is

narrow and deep like a needle mark

or broadly indented.

Therefore, it is difficult to say that

all scars can be treated in exactly the same way

with CureJet alone.

Depending on skin thickness, recovery speed, and scar firmness,

it may also be combined with other devices or treatments.

What Solutions Are Used Alongside It?

How Does CureJet, Which Claims to Inject Without Needles, Actually Deliver Its Solution? image 4

One question people often have about CureJet is:

“What exactly is being delivered?”

CureJet itself is not a product designed

to fill something in;

it is closer to a device that serves as a pathway

for delivering a solution into the skin.

Therefore, the purpose of the treatment may vary

depending on which ingredients are used alongside it.

A skin-booster product may be used together with it

to consider skin texture and hydration,

while ingredients intended to support a collagen response

may be selected depending on the condition of the skin.

However, rather than one ingredient being unconditionally better,

what matters more is whether it suits

the scar’s shape and the condition of the skin.

Instead of deciding on a product in advance,

it is more natural to assess the scar’s depth

and the skin’s response during a consultation

and then make a decision.

Is CureJet Alone Enough?

Scar treatment often requires a combination

depending on the condition,

rather than being completed with just one device.

For example,

the approach differs when the problem is surface texture

and when it is a deeply indented scar.

A lingering red mark

and remaining indentation

are also difficult to approach in the same way.

Therefore, CureJet can be considered

one method of scar treatment,

but it is not a definitive device

that is applied identically to every scar.

It is important to consider

which scars it is being used for,

what depth is being targeted,

and which ingredients will be used alongside it.

What Should Be Checked First?

How Does CureJet, Which Claims to Inject Without Needles, Actually Deliver Its Solution? image 5

Knowing how the device works can be helpful,

but more important is determining

what type of scar you have.

The approach may differ depending on whether it is

an indented scar,

enlarged pores,

or a red mark.

You should also consider

how deep the scar is,

how sensitive the skin is,

and how quickly it recovers.

Because skin condition varies from person to person,

not everyone needs a particular treatment.

If you are looking into scar or pore care in Hapjeong,

it is best to first check your current condition

through a consultation.

After that, the safest order is to determine,

depending on your condition,

whether CureJet is suitable

or whether it would be better considered alongside another approach.

Frequently Asked Questions

Q. Does CureJet really not use needles?

Yes.

It does not work by puncturing the skin with a needle;

it sprays a solution at high pressure.

That is why it is called needle-free,

or needle-free jet injection.

However, the absence of a needle

does not mean that you will feel nothing.

The sensation and recovery process

may vary depending on the condition of the skin and the treatment area.

Q. Will my scars be filled in if I only have CureJet?

CureJet is closer to a method

that delivers a solution into the skin

and stimulates the scar area

than to a device that directly fills in scars.

Therefore, the treatment approach may vary

depending on the depth and shape of the scar

and the ingredients used alongside it.

When necessary,

it may be planned together with other devices or treatments.

Q. Is it a treatment that is completed in one session?

It is usually difficult to determine the outcome after just one session.

Scar and pore concerns are often treated in stages,

allowing time for the skin to recover

and observing its response.

The number of sessions and intervals

may vary depending on scar depth, skin thickness, and recovery speed.

Thank you for reading this long post.

This was Wi Young-jin.

How Does CureJet, Which Claims to Inject Without Needles, Actually Deliver Its Solution? image 6

How Does CureJet, Which Claims to Inject Without Needles, Actually Deliver Its Solution? image 7

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