JP2001327323A - Cooling mechanism of laser depilatory apparatus using cooling gas - Google Patents
Cooling mechanism of laser depilatory apparatus using cooling gasInfo
- Publication number
- JP2001327323A JP2001327323A JP2000195316A JP2000195316A JP2001327323A JP 2001327323 A JP2001327323 A JP 2001327323A JP 2000195316 A JP2000195316 A JP 2000195316A JP 2000195316 A JP2000195316 A JP 2000195316A JP 2001327323 A JP2001327323 A JP 2001327323A
- Authority
- JP
- Japan
- Prior art keywords
- cooling gas
- skin
- cooling
- laser
- laser beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Laser Surgery Devices (AREA)
- Radiation-Therapy Devices (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、安全に脱毛治療を
行うことができるレーザ脱毛装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a laser hair removal apparatus capable of safely performing hair removal treatment.
【０００２】[0002]
【従来の技術】現在、一般的に行われているレーザ脱毛
治療において、多くの装置が波長８００ｎｍ近辺のレー
ザ光が使用されているが、それは皮膚内部に存在するメ
ラニン色素とヘモグロビンに対して適度の吸収率を持っ
ているからである。また、脱毛のメカニズムついては、
次の２項目が一般的に知られている。2. Description of the Related Art At present, in general laser hair removal treatment, many devices use laser light having a wavelength of around 800 nm, which is suitable for melanin pigment and hemoglobin existing in the skin. This is because it has an absorption rate of Regarding the mechanism of hair removal,
The following two items are generally known.
【０００３】（イ）毛根の周囲にあるメラニン色素にレ
ーザ光が吸収され、熱エネルギーに変換されて毛根を焼
灼する。 （ロ）毛根の周囲にある毛細血管のヘモグロビンにレー
ザ光が吸収され、熱エネルギーに変換されて毛細血管を
止血し毛根への酸素の供給を絶つ。(A) Laser light is absorbed by the melanin pigment around the hair root and converted into heat energy to cauterize the hair root. (B) The laser light is absorbed by the hemoglobin of the capillaries around the hair root and converted into heat energy to stop the blood capillaries and cut off the supply of oxygen to the hair root.
【０００４】つまり、レーザ光の持つ高いエネルギーが
皮膚内部のメラニン色素、及びヘモグロビンなどに吸収
され、そのときに発生する熱によって毛根を破壊し、毛
の除去をするわけであるが、脱毛治療の現状を見ると、
レーザ光照射時に火傷を受ける心配があり、脱毛治療は
常に安全であるとは言い難い。That is, the high energy of the laser beam is absorbed by melanin pigment and hemoglobin in the skin, and the heat generated at that time destroys the hair root and removes the hair. Looking at the current situation,
There is a risk of burns when irradiating with laser light, and hair removal treatment is not always safe.
【０００５】[0005]
【発明が解決しようとする課題】この危険を回避する策
として、一般的な脱毛治療のほとんどが治療箇所に保湿
クリームなどの塗布だけで済ましているが、これでは対
策として十分とはいえない。As a measure to avoid this danger, most of the general hair removal treatments only require application of a moisturizing cream or the like to the treatment site, but this is not sufficient as a countermeasure.
【０００６】[0006]
【課題を解決するための手段】そこで、火傷防止策とし
て考案するのが、レーザ脱毛治療時に使用する液化ガス
と冷却に関する機構である。まず液化ガスについて述べ
るが、その使用目的はレーザ光照射時、治療箇所である
皮膚の表面を適度に冷やし、火傷を負わない程度に発熱
を押さえるためであるが、冷やしすぎると今度は凍傷を
負ってしまう。従って、このガスは人体の安全に配慮し
て、皮膚に凍傷を起こしにくく、また、引火の恐れがな
い不燃性のものを用意する。この使用目的のために上述
した液化ガスを以下の書面では冷却ガスと呼ぶ。冷却機
構はコンピュータでシーケンス制御するが、冷却ガスの
噴霧は小型ヒーターを具備した特別なノズルで行う。Therefore, what is devised as a measure for preventing burns is a mechanism relating to liquefied gas used during laser hair removal treatment and cooling. First, liquefied gas is described.The purpose of its use is to cool the surface of the skin to be treated appropriately during laser irradiation and to suppress heat generation to such an extent that it does not cause burns. Would. Therefore, in consideration of the safety of the human body, a nonflammable gas which does not easily cause frostbite on the skin and has no danger of ignition is prepared. The liquefied gas described above for this purpose of use is referred to in the following documents as cooling gas. The cooling mechanism is sequence-controlled by a computer, and the spraying of the cooling gas is performed by a special nozzle equipped with a small heater.
【０００７】[0007]
【発明実施の形態】本発明の、冷却ガスを使用するレー
ザ脱毛装置の冷却機構によれば、レーザ光発射スイッチ
を押すと、まず冷却ガスノズルより冷却ガスが噴霧さ
れ、脱毛治療箇所の皮膚表面が適度に冷やされ、次にレ
ーザ光が照射され、脱毛治療が開始となる。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the cooling mechanism of a laser hair removal apparatus using a cooling gas of the present invention, when a laser light emission switch is pressed, a cooling gas is first sprayed from a cooling gas nozzle, and the skin surface of the hair removal treatment site is removed. The hair is cooled appropriately and then irradiated with laser light to start hair removal treatment.
【０００８】[0008]
【実施例】本発明を実施するあたって、現在考えられて
いるレーザ脱毛装置の安全システムに付け加える形でレ
ーザ脱毛装置を製作した。また、最初に冷却ガスを選定
するにあたって、一般的によく使われるＬＰＧ（液化石
油ガス）ＤＭＥ（ジメチルエーテル）などを主成分とし
た冷却ガスは、冷却効果はあるものの引火の恐れがある
ため、人体の皮膚に噴霧した場合、重大な火傷を引き起
こす危険があり、不採用とした。DESCRIPTION OF THE PREFERRED EMBODIMENTS In practicing the present invention, a laser hair removal apparatus was manufactured in addition to the currently considered safety system for a laser hair removal apparatus. When selecting a cooling gas for the first time, a cooling gas mainly containing LPG (liquefied petroleum gas) and DME (dimethyl ether), which are commonly used, has a cooling effect but has a risk of catching fire. If sprayed on the skin of the skin could cause serious burns and was rejected.
【０００９】次に、現時点で一般的に市販され、不燃性
で環境問題に配慮（塩素を含有しない）されたフルオロ
カーボン化合物、化学名１，１，１，２−テトラフルオ
ロエタン、商品名ＨＦＣ−１３４ａ（以下、商品名で呼
ぶ）があるがこれを評価してみた。このＨＦＣ−１３４
ａは沸点が約−２６℃と低く、常温において気化作用が
激しく、皮膚の近くで直接噴射すると著しい凍傷を与え
てしまい、このままでは使用が難しいことが分かった。Next, a fluorocarbon compound which is generally commercially available at present and is nonflammable and environmentally friendly (does not contain chlorine), chemical name 1,1,1,2-tetrafluoroethane, trade name HFC- 134a (hereinafter referred to as a product name), which was evaluated. This HFC-134
a has a low boiling point of about -26 ° C., has a strong vaporizing effect at room temperature, and gives a remarkable frostbite when directly sprayed near the skin, which proves that it is difficult to use it as it is.
【００１０】そこでＨＦＣ１３４ａの激しい冷却作用を
緩和するために、ＨＦＣ１３４ａ、９５重量％に対し
て、溶剤、化学名１，１，１，２，３，４，４，５，
５，５−デカフルオロペンタン、沸点約５４℃、商品名
バートレルＸＦ（以下商品名で呼ぶ）５重量％添加した
冷却ガスを試作し、実際に使用される状態で評価した。
結果、良好であることが分かり、本発明である、冷却ガ
スを使用するレーザ脱毛装置の冷却機構において、使用
する冷却ガスとして採用することにした。以下、本書面
に記述している冷却ガスは、ＨＦＣ１３４ａ、９５重量
％に対して、バートレルＸＦ、５重量％添加した冷却ガ
スを指す。Therefore, in order to alleviate the intense cooling effect of HFC134a, the solvent, chemical name 1,1,1,2,3,4,4,5,95% by weight of HFC134a was used.
A cooling gas containing 5,5-decafluoropentane, a boiling point of about 54 ° C., and 5% by weight of trade name Vertrel XF (hereinafter referred to as trade name) was experimentally produced, and evaluated in a state of actual use.
As a result, the cooling gas was found to be good, and was adopted as the cooling gas to be used in the cooling mechanism of the laser hair removal device using the cooling gas according to the present invention. Hereinafter, the cooling gas described in this document refers to a cooling gas obtained by adding 5% by weight of Bertrel XF to 95% by weight of HFC134a.
【００１１】また、脱毛治療時に繰り返される冷却ガス
の噴霧によって霜が発生し、噴射口４−１が詰まること
が考えられたため、その対策も含め金属ブロックを加工
し、小型のヒーターを内蔵した、冷却ガスノズル４（図
２は断面図）を製作した。冷却ガスの流れは図２中の矢
印の通りである。[0011] Further, since it was considered that frost was generated by repeated spraying of the cooling gas during the hair removal treatment and the injection port 4-1 was clogged, a metal block was processed including a countermeasure and a small heater was built in. A cooling gas nozzle 4 (FIG. 2 is a sectional view) was manufactured. The flow of the cooling gas is as shown by the arrow in FIG.
【００１２】図１は、レーザ脱毛装置のレーザ光照射部
１をブロック図化したものである。基本的な構造をブロ
ック毎に説明する。 （イ）レーザ光発射に関したブロック 半導体レーザ６、レーザ光発射制御部（２）１１、レー
ザ光発射スイッチ７、レーザ光発射制御部（１）１２ （ロ）冷却に関するブロック 冷却ガスノズル４、冷却ガス電磁弁２、冷却ガス配管
９、冷却ガス噴霧制御部１０ （ハ）レーザ光誤照射防止に関するブロック 接触スイッチ３、接触スイッチ制御部８FIG. 1 is a block diagram of a laser beam irradiation section 1 of a laser hair removal apparatus. The basic structure will be described for each block. (A) Blocks related to laser light emission Semiconductor laser 6, laser light emission control unit (2) 11, laser light emission switch 7, laser light emission control unit (1) 12 (b) Blocks related to cooling Cooling gas nozzle 4, cooling gas Solenoid valve 2, cooling gas pipe 9, cooling gas spray control unit 10 (c) Block related to prevention of laser beam erroneous irradiation Contact switch 3, Contact switch control unit 8
【００１３】この三つのブロックはコンピュータによっ
てシーケンス制御されるが、その動作を説明する。まず
レーザ脱毛装置の取扱者はレーザ光照射部１を持ち、そ
の先端であるレーザ光照射口５を脱毛治療箇所に押しつ
ける。この時接触スイッチ３は接触スイッチ制御部８に
対してオン信号を出している。The operation of these three blocks is controlled by a computer. First, the operator of the laser hair removal apparatus holds the laser beam irradiation unit 1 and presses the laser beam irradiation port 5 as the tip of the laser beam irradiation unit 1 against the hair removal treatment site. At this time, the contact switch 3 outputs an ON signal to the contact switch control unit 8.
【００１４】次に引き金、レーザ光発射スイッチ７をオ
ンするとレーザ光発射制御部（１）１２は発射ＯＫの信
号をコンピュータに送る。コンピュータは、冷却ガス噴
霧制御部１０に対して冷却ガス電磁弁２を開くように指
令し、冷却ガスが噴霧され皮膚の表面が適度に冷やされ
る。Next, when the trigger and the laser light emission switch 7 are turned on, the laser light emission control section (1) 12 sends a signal of the emission OK to the computer. The computer instructs the cooling gas spray control unit 10 to open the cooling gas solenoid valve 2, and the cooling gas is sprayed to cool the skin surface appropriately.
【００１５】次に、レーザ光発射制御部（２）１１を経
由して、発射指令を受けた半導体レーザ６よりレーザ光
の照射が一定時間行われ、脱毛治療はこの繰り返しとな
る。Next, a laser beam is radiated from the semiconductor laser 6 which has received the emission command via the laser emission control section (2) 11 for a certain period of time, and the hair removal treatment is repeated.
【００１６】[0016]
【発明の効果】以上詳述したように本発明によれば、従
来より不安があったレーザ脱毛治療時において、皮膚に
火傷を受ける不安を解消し、安全なレーザ脱毛装置を提
供できる。As described above in detail, according to the present invention, it is possible to provide a safe laser hair removal apparatus which eliminates anxiety of being burned to the skin during laser hair removal treatment, which has been anxious than before.
【図１】本発明に係わるレーザ光照射部のブロック図で
ある。FIG. 1 is a block diagram of a laser beam irradiation unit according to the present invention.
【図２】冷却ガスノズル４の断面図である。FIG. 2 is a sectional view of a cooling gas nozzle 4.
１、レーザ光照射部 ２、冷却ガス電磁弁 ３、接触スイッチ ４、冷却ガスノズル ４−１、噴射口 ５、レーザ光照射口 ６、半導体レーザ ７、レーザ光発射スイッチ ８、接触スイッチ制御部 ９、冷却ガス配管 １０、冷却ガス噴霧制御部 １１、レーザ光発射制御部（２） １２、レーザ光発射制御部（１） 1, laser light irradiation unit 2, cooling gas solenoid valve 3, contact switch 4, cooling gas nozzle 4-1, injection port 5, laser light irradiation port 6, semiconductor laser 7, laser light emission switch 8, contact switch control unit 9, Cooling gas pipe 10, cooling gas spray control unit 11, laser light emission control unit (2) 12, laser light emission control unit (1)
Claims (1)
フルオロエタン９５重量％に溶剤、化学名１，１，１，
２，３，４，４，５，５，５−デカフルオロペンタン５
重量％添加した液化ガスを使用することを特徴とするレ
ーザ脱毛装置の冷却機構。A liquefied gas, 95% by weight of chemical name 1,1,1,2-tetrafluoroethane, a solvent, chemical name of 1,1,1,1
2,3,4,4,5,5,5-decafluoropentane 5
A cooling mechanism for a laser hair removal apparatus, wherein a liquefied gas added by weight% is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000195316A JP2001327323A (en) | 2000-05-24 | 2000-05-24 | Cooling mechanism of laser depilatory apparatus using cooling gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000195316A JP2001327323A (en) | 2000-05-24 | 2000-05-24 | Cooling mechanism of laser depilatory apparatus using cooling gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001327323A true JP2001327323A (en) | 2001-11-27 |
Family
ID=18693997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000195316A Pending JP2001327323A (en) | 2000-05-24 | 2000-05-24 | Cooling mechanism of laser depilatory apparatus using cooling gas |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001327323A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008103654A (en) * | 2006-09-20 | 2008-05-01 | Yunitatsuku:Kk | Apparatus for directly emitting laser diode beam |
| KR101269970B1 (en) | 2010-11-15 | 2013-05-31 | 주식회사 루트로닉 | An optical apparatus for skin treatment and a method for controlling the optical apparatus |
| KR101300120B1 (en) * | 2011-04-11 | 2013-08-26 | 주식회사 루트로닉 | laser theraphy apparatus and control method of laser theraphy apparatus |
| KR101334702B1 (en) * | 2012-10-12 | 2013-12-02 | 주식회사 루트로닉 | An optical apparatus for skin treatment and a method for controlling the optical apparatus |
| WO2022116470A1 (en) * | 2020-12-04 | 2022-06-09 | 深圳罗马仕科技有限公司 | Hair removal device |
| WO2023035091A1 (en) * | 2021-09-09 | 2023-03-16 | Acevedo Castro Luis Enrique | Connection system for one or more gas cylinders and laser hair removal machines |
-
2000
- 2000-05-24 JP JP2000195316A patent/JP2001327323A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008103654A (en) * | 2006-09-20 | 2008-05-01 | Yunitatsuku:Kk | Apparatus for directly emitting laser diode beam |
| KR101269970B1 (en) | 2010-11-15 | 2013-05-31 | 주식회사 루트로닉 | An optical apparatus for skin treatment and a method for controlling the optical apparatus |
| KR101300120B1 (en) * | 2011-04-11 | 2013-08-26 | 주식회사 루트로닉 | laser theraphy apparatus and control method of laser theraphy apparatus |
| KR101334702B1 (en) * | 2012-10-12 | 2013-12-02 | 주식회사 루트로닉 | An optical apparatus for skin treatment and a method for controlling the optical apparatus |
| WO2022116470A1 (en) * | 2020-12-04 | 2022-06-09 | 深圳罗马仕科技有限公司 | Hair removal device |
| WO2023035091A1 (en) * | 2021-09-09 | 2023-03-16 | Acevedo Castro Luis Enrique | Connection system for one or more gas cylinders and laser hair removal machines |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Wheeland | Clinical uses of lasers in dermatology | |
| Dover et al. | New approaches to the treatment of vascular lesions | |
| JP3565561B2 (en) | Device for stopping bleeding in living tissues of humans and animals | |
| US3991764A (en) | Plasma arc scalpel | |
| KR100722248B1 (en) | Laser treatment apparatus by using multipulse laser | |
| EP1150617A1 (en) | Dynamic cooling of tissue for radiation treatment | |
| Loo et al. | Recent advances in laser therapy for the treatment of cutaneous vascular disorders | |
| Dover | New approaches to the laser treatment of vascular lesions | |
| Fitzpatrick | CO2 laser resurfacing | |
| Dover et al. | Lasers in skin resurfacing | |
| Bodendorf et al. | Fractional laser skin therapy | |
| Li et al. | A comparison of microvascular responses to visible and near‐infrared lasers | |
| Groot et al. | Comparison of the infrared coagulator and the carbon dioxide laser in the removal of decorative tattoos | |
| JP2001327323A (en) | Cooling mechanism of laser depilatory apparatus using cooling gas | |
| Shokrollahi et al. | Lasers: principles and surgical applications | |
| McKinlay et al. | The clinical superiority of continuous exposure versus short-pulsed carbon dioxide laser exposures for the treatment of pearly penile papules | |
| Niemz et al. | Interaction mechanisms | |
| Bailin et al. | Laser therapy of the skin: A review of principles and applications | |
| Calderhead | Photobiological basics of photomedicine: a work of art still in progress | |
| Datrice et al. | Cutaneous effects of cryogen spray cooling on in vivo human skin | |
| Ammirati et al. | Laser treatment of facial vascular lesions | |
| Janik et al. | Laser resurfacing | |
| Hare et al. | Basic laser: physics and safety | |
| Lloyd et al. | Laser-Tissue Interactions | |
| Blanco et al. | Periocular laser complications |