JP2960973B2 - Ultrasound therapy equipment - Google Patents
Ultrasound therapy equipmentInfo
- Publication number
- JP2960973B2 JP2960973B2 JP3002347A JP234791A JP2960973B2 JP 2960973 B2 JP2960973 B2 JP 2960973B2 JP 3002347 A JP3002347 A JP 3002347A JP 234791 A JP234791 A JP 234791A JP 2960973 B2 JP2960973 B2 JP 2960973B2
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- JP
- Japan
- Prior art keywords
- treatment
- ultrasonic
- treatment section
- vibration
- tissue
- Prior art date
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Description
【０００１】[0001]
【発明の属する技術分野】本発明は、超音波振動する工
具を用いて体腔内の治療を行う超音波治療装置に係わ
り、特に先端に板状の処置部を有する超音波治療装置に
関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ultrasonic treatment apparatus for treating the inside of a body cavity by using a tool that vibrates ultrasonically, and more particularly to an ultrasonic treatment apparatus having a plate-shaped treatment section at a distal end.
【０００２】[0002]
【従来の技術】従来、板状の処置部を先端に有する工具
を備えた超音波治療装置としては、特公昭６２−４３６
９２号公報（文献１）、特開昭６２−６６８４８号公報
（文献２）、実公昭５６−２４０３８号公報（文献３）
により開示された医療器具が知られている。また、先行
技術として実願昭１−１２９８５４号により本発明に関
連する超音波治療装置が提案されている。2. Description of the Related Art Conventionally, an ultrasonic therapy apparatus provided with a tool having a plate-shaped treatment section at its tip is disclosed in Japanese Patent Publication No. Sho 62-436.
No. 92 (Reference 1), Japanese Patent Application Laid-Open No. 62-66848 (Reference 2), and Japanese Utility Model Publication No. 56-24038 (Reference 3)
Is known. As a prior art, Japanese Patent Application No. 1-129854 proposes an ultrasonic therapy apparatus related to the present invention.
【０００３】上記文献１に示す医療器具は、鋭利な刃を
有する工具を、先端よりλ／２の長さの部位で振動伝達
部に連結したものである。また、文献２および文献３に
示す医療器具は、鋭利な刃を有するメスをホ−ンに対し
て捩子により着脱可能としたものである。また、上記先
願に係わる超音波治療装置は、鈍的な剥離等に使用可能
な工具を有し、振動伝達部材の内部に灌流液の吸引通路
を備え、工具の先端部近傍の開口から灌流液を吸引する
ことができるようにしたものである。[0003] The medical device disclosed in the above-mentioned document 1 is a tool in which a tool having a sharp blade is connected to a vibration transmitting portion at a portion having a length of λ / 2 from the tip. Further, the medical instruments shown in Documents 2 and 3 are such that a scalpel having a sharp blade can be detachably attached to a horn with a screw. Further, the ultrasonic therapy apparatus according to the above-mentioned prior application has a tool that can be used for blunt stripping or the like, has a suction passage for perfusate inside the vibration transmission member, and performs perfusion through an opening near the tip of the tool. The liquid can be sucked.
【０００４】[0004]
【発明が解決しようとする課題】しかし、上述した従来
の医療器具では、通常、処置対象の組織部位に処置部を
押し付けながら切除等の処置を行うので、不要な部位に
まで処置作用が及び易く、微細な処置には適さない場合
があった。本発明は上記課題に着目してなされたもので
あり、その目的は、先端の処置部を処置対象の組織に引
っかけて処置することができる超音波治療装置を提供す
ることにある。However, in the above-mentioned conventional medical instrument, a treatment such as resection is usually performed while pressing the treatment portion against a tissue portion to be treated, so that the treatment action can easily reach an unnecessary portion. In some cases, it was not suitable for fine treatment. The present invention has been made in view of the above problems, and an object of the present invention is to provide an ultrasonic treatment apparatus capable of hooking a treatment section at a distal end to a tissue to be treated and performing treatment.
【０００５】[0005]
【課題を解決するための手段】請求項１に記載の発明
は、超音波振動子と、この超音波振動子に取り付けられ
た振動伝達部材とを有する超音波治療装置において、上
記振動伝達部材は、先端部の振動における腹部の近傍に
生体組織を超音波で処置するための処置部が設けられて
おり、該処置部は上記振動伝達部材の軸方向に板状に形
成されており、更に板状に形成された部分の先端に、組
織を引っかけて処置することを目的とした円弧状の鉤状
部が設けられていることを特徴とする。請求項２に記載
の超音波治療装置は、請求項１に記載のものにおいて、
上記円弧状の鉤状部における一部に、刃が設けられてい
ることを特徴とする。請求項３に記載の超音波治療装置
は、請求項１に記載のものにおいて、上記処置部には、
高周波電源装置が接続可能であることを特徴とする。According to a first aspect of the present invention, there is provided an ultrasonic therapy apparatus having an ultrasonic transducer and a vibration transmitting member attached to the ultrasonic transducer. A treatment section for treating living tissue with ultrasonic waves is provided in the vicinity of the abdomen in the vibration of the distal end portion, and the treatment section is formed in a plate shape in the axial direction of the vibration transmission member. An arc-shaped hook-shaped portion for hooking and treating a tissue is provided at the tip of the portion formed in the shape of a circle. The ultrasonic treatment device according to claim 2 is the ultrasonic treatment device according to claim 1,
A blade is provided on a part of the arcuate hook. The ultrasonic treatment device according to claim 3 is the ultrasonic treatment device according to claim 1, wherein the treatment unit includes:
A high frequency power supply is connectable.
【０００６】[0006]
【作用】本発明の超音波治療装置では、処置対象の組織
を処置する際、その組織に処置部を引っかけて行う。In the ultrasonic therapy apparatus of the present invention, when treating a tissue to be treated, a treatment section is hooked on the tissue.
【０００７】[0007]
【実施例】以下、図面を参照しながら本発明の実施例に
ついて説明する。Embodiments of the present invention will be described below with reference to the drawings.
【０００８】図１に示すように、本発明に係わる超音波
治療装置は、超音波振動を発生させる超音波振動子２
と、超音波振動を伝達するための振動伝達部材１８とを
備え、この超音波振動子２は、超音波振動を増幅するた
めのホ−ン４と、金属ブロック６と、ホ−ン４と金属ブ
ロック６との間に配設されてボルト８及びナット１４に
より締付け固定された圧電素子１０と電極１２とから構
成されている。As shown in FIG. 1, an ultrasonic therapy apparatus according to the present invention comprises an ultrasonic vibrator 2 for generating ultrasonic vibration.
And a vibration transmitting member 18 for transmitting ultrasonic vibration. The ultrasonic vibrator 2 includes a horn 4 for amplifying ultrasonic vibration, a metal block 6, and a horn 4. It comprises a piezoelectric element 10 and an electrode 12 arranged between the metal block 6 and fastened and fixed by bolts 8 and nuts 14.
【０００９】上記ホ−ン４の先端部には、雌ねじ部１６
が形成され、この雌ねじ部１６には、振動伝達部材１８
の手元側端部に形成された雄ねじ部２０が着脱自在に螺
着されている。At the tip of the horn 4, a female screw 16
The internal thread 16 is provided with a vibration transmitting member 18.
The male screw part 20 formed at the hand side end part is detachably screwed.
【００１０】また、振動伝達部材１８は、先端の工具部
２６と管状の軸部２１とを有し、この軸部２１は、機械
加工或いは焼結等により加工形成された手元部材２２と
管状部材２４とから構成され、手元部材２２と管状部材
２４とは、第１の溶着部３４においてタングステン・イ
ナ−ト・ガスによる溶接（ＴＩＧ溶接）等の方法により
互いに溶着されている。The vibration transmitting member 18 has a tool portion 26 at the tip and a tubular shaft portion 21. The shaft portion 21 is composed of a hand member 22 and a tubular member formed by machining or sintering. 24, the hand member 22 and the tubular member 24 are welded to each other at the first welded portion 34 by a method such as welding with tungsten inert gas (TIG welding).
【００１１】上記工具部２６は、その先端に刃物２７を
有する板状の処置部２８を備えている。そして、工具部
２６の基部２９は、管状部材２４と外径が等しいか又は
やや大きい外径を有する円筒状に形成され、内部に通路
３０を有している。この通路３０は、円筒状の基部２９
の前端に設けられた開口３６に連通している。また、工
具部２６の基部２９は、第２の溶着部４４において管状
部材２４の先端とＴＩＧ溶接等の方法によりインサ−ト
溶接あるいは突当て溶接されている。The tool section 26 has a plate-shaped treatment section 28 having a blade 27 at its tip. The base portion 29 of the tool portion 26 is formed in a cylindrical shape having an outer diameter equal to or slightly larger than the tubular member 24, and has a passage 30 therein. The passage 30 has a cylindrical base 29.
Communicates with an opening 36 provided at the front end of the. The base portion 29 of the tool portion 26 is insert-welded or butt-welded to the distal end of the tubular member 24 at the second welded portion 44 by a method such as TIG welding.
【００１２】また、工具部２６の通路３０は、軸部２１
内に形成される通路と連通し、灌流液を先端の開口３６
に向かって供給する送水路として使用しても良く、ま
た、体腔内の汚物等を吸引するための吸引路として使用
しても良い。The passage 30 of the tool part 26 is
The perfusion fluid is communicated with a passage formed in the inside thereof, and the perfusion fluid is supplied to the tip opening
It may be used as a water supply channel for supplying water toward the body, or may be used as a suction channel for sucking dirt and the like in a body cavity.
【００１３】上述したように工具部２６と軸部２１と
は、第２の溶着部４４においてＴＩＧ溶接等の方法で溶
接されるが、その方法について簡単に説明すると、図１
に示すように、ＴＩＧ溶接時の溶接ト−チ３８が第２の
溶着部４４に近接して配置され、この溶接ト−チ３８を
取囲んでシ−ルド部材４０が配置される。このシ−ルド
部材４０内には、矢印で示す方向にＡｒガス等の不活性
シ−ルドガス４２が供給される。振動伝達部材１８の材
料としては、好ましくはチタン合金が用いられ、チタン
合金を溶着する場合には、酸化防止のためにシ−ルドす
ることが必要となる。従って、本実施例の場合は、Ａｒ
ガスを供給しながら、溶接ト−チ３８による熱によって
溶着部４４が溶接される。As described above, the tool portion 26 and the shaft portion 21 are welded at the second welding portion 44 by a method such as TIG welding. The method will be briefly described with reference to FIG.
As shown in (1), a welding torch 38 at the time of TIG welding is arranged close to the second welding portion 44, and a shield member 40 is arranged so as to surround the welding torch 38. An inert shield gas 42 such as Ar gas is supplied into the shield member 40 in a direction indicated by an arrow. As a material of the vibration transmitting member 18, a titanium alloy is preferably used. When a titanium alloy is welded, it is necessary to shield it to prevent oxidation. Therefore, in the case of this embodiment, Ar
The welding portion 44 is welded by the heat from the welding torch 38 while supplying gas.
【００１４】さらに、本実施例に係わる超音波治療装置
では、図１の下部に示すように、振動伝達部材１８とホ
−ン４との連結部および第１、第２の溶着部３４，４４
を、振動伝達部材１８を超音波振動子２により超音波振
動させた際に、振動の腹となる部位の近傍に位置させて
いる。そのため、振動の腹部では作用する応力が比較的
小さいので、溶接により寸法の変化および熱的な材質の
変化を起している溶着部に過大の力が加わることを防止
し、これら部分からの折損等の破損を防止することがで
きる。Further, in the ultrasonic therapy apparatus according to the present embodiment, as shown in the lower part of FIG. 1, the connecting portion between the vibration transmitting member 18 and the horn 4 and the first and second welding portions 34 and 44.
Are located in the vicinity of the antinode of the vibration when the vibration transmitting member 18 is ultrasonically vibrated by the ultrasonic vibrator 2. As a result, the stress acting on the antinode of the vibration is relatively small, so that an excessive force is prevented from being applied to the welded portion where the dimensional change and the thermal material change are caused by welding, and breakage from these portions is prevented. Etc. can be prevented.
【００１５】本実施例に係わる超音波振動子２の長さは
λ／２（λは波長）であり、振動伝達部材１８の長さは
ｎλ／２（ｎは整数）に設定されている。そのため、処
置部２８における刃物２７の部分は振動の腹となる。The length of the ultrasonic vibrator 2 according to the present embodiment is λ / 2 (λ is a wavelength), and the length of the vibration transmitting member 18 is set to nλ / 2 (n is an integer). Therefore, the portion of the blade 27 in the treatment section 28 becomes an antinode of vibration.
【００１６】なお、上記工具部２６は、軸部２１と同様
に切削加工あるいは焼結等の加工方法により形成されて
いる。また、超音波振動子２の外周および振動伝達部材
１８のほぼ全長にわたる外周は、図１に２点鎖線で示す
カバ−４６により被覆されて使用される。The tool portion 26 is formed by a machining method such as cutting or sintering in the same manner as the shaft portion 21. The outer periphery of the ultrasonic transducer 2 and the outer periphery of the vibration transmitting member 18 over substantially the entire length are used by being covered with a cover 46 shown by a two-dot chain line in FIG.
【００１７】本実施例における工具部２６の処置部２８
は、図２に示すように切欠状部５８と、その切欠状部５
８の内側に形成された鋭利な刃６０を有する刃物２７
と、この刃物２７を保持する保持部とから構成される。
この工具部２６は、その基部２９を軸部２１の先端に溶
着しているが、溶着部４４で、工具部２６と軸部２１と
を溶着することなく、図３に示すように、ねじ部５２に
よって螺着しても良い。このように構成することによ
り、工具部２６を着脱可能にすることができ、刃物２７
の交換が容易となる。The treatment section 28 of the tool section 26 in the present embodiment.
As shown in FIG. 2, the notch 58 and the notch 5
A cutting tool 27 having a sharp blade 60 formed inside 8
And a holding portion for holding the blade 27.
The tool portion 26 has its base portion 29 welded to the tip of the shaft portion 21. However, the welding portion 44 does not weld the tool portion 26 and the shaft portion 21, and as shown in FIG. 52 may be used for screwing. With this configuration, the tool portion 26 can be made detachable, and the blade 27
Replacement becomes easy.
【００１８】本実施例に係わる超音波治療装置では、処
置部２８を超音波振動させるので、従来のものに比べて
切れ味が大巾に向上する。そして、この処置部２８の切
欠状部５８を、組織に引っ掛けて確実に切開することが
できる。In the ultrasonic therapy apparatus according to the present embodiment, since the treatment section 28 is ultrasonically vibrated, sharpness is greatly improved as compared with the conventional apparatus. Then, the cutout portion 58 of the treatment section 28 can be hooked on the tissue and can be reliably incised.
【００１９】次に、図４及び図５を参照しながら処置部
の更に異なる変形例について説明する。図４（ａ）は第
１の変形例に係わる処置部を示している。第１の変形例
では、処置部の先端部が鉤状に形成されている。そし
て、この処置部の鉤状部９０は、内側部９１に組織を引
っ掛けて引っ張るのに適した形状に形成され、処置部を
超音波振動させても組織が鉤状部９０から逃げにくい。
特に，この変形例は繊維質組織や管状組織の切開あるい
は剥離に有効である。尚、第１の変形例に係わる処置部
において、鉤状部の外側および内側に刃を設けてもよ
い。また、鉤状部の形状は円弧状である必要はない。Next, still another modification of the treatment section will be described with reference to FIGS. FIG. 4A shows a treatment section according to a first modification. In the first modification, the distal end of the treatment section is formed in a hook shape. The hook portion 90 of the treatment portion is formed in a shape suitable for hooking and pulling the tissue on the inner portion 91, and the tissue does not easily escape from the hook portion 90 even when the treatment portion is ultrasonically vibrated.
In particular, this modified example is effective for incision or exfoliation of fibrous tissue or tubular tissue. In the treatment section according to the first modification, a blade may be provided on the outside and inside of the hook portion. Further, the shape of the hook portion does not need to be an arc shape.
【００２０】図４（ｂ）は第２の変形例に係わる処置部
を示している。この変形例は、第１の変形例において鉤
状部９２の内側に刃９３を設けたもので、鉤状部９２の
内側で鋭的な切開が可能である。FIG. 4B shows a treatment section according to a second modification. In this modified example, a blade 93 is provided inside the hook-shaped portion 92 in the first modified example, and a sharp incision can be made inside the hook-shaped portion 92.
【００２１】図４（ｃ）は第３の変形例に係わる処置部
を示している。この変形例は、第１の変形例において、
鉤状部９５の外側に刃９６を設けたもので、処置部の先
端では鋭的な切開が、鉤状部の内側では鈍的な剥離が可
能である。FIG. 4C shows a treatment section according to a third modification. This modification is a modification of the first modification.
A blade 96 is provided outside the hook-like portion 95, and a sharp incision can be made at the distal end of the treatment portion, and a blunt peeling can be made inside the hook-like portion.
【００２２】図４（ｄ）に示す第４の変形例では、鉤状
部に直線部９９を設けているが、この場合、超音波振動
時に応力が集中しないように、滑らかに形成しなければ
ならない。In the fourth modified example shown in FIG. 4D, the straight portion 99 is provided in the hook-like portion. In this case, if the straight portion 99 is not formed smoothly so that stress is not concentrated during ultrasonic vibration. No.
【００２３】図５（ａ）は第５の変形例に係わる処置部
を示している。この第６の変形例では、処置部２８の先
端部に複数の鉤状部１００，１０２を設けるとともに、
それぞれの鉤状部を異なる大きさ或いは形状としたもの
である。この処置部では、管状組織の太さに応じて鉤状
部を使い分けることによって、より容易に治療を行うこ
とができる。FIG. 5A shows a treatment section according to a fifth modification. In the sixth modification, a plurality of hooks 100 and 102 are provided at the distal end of the treatment section 28,
Each hook has a different size or shape. In this treatment section, the treatment can be performed more easily by properly using the hook-shaped portion according to the thickness of the tubular tissue.
【００２４】図５（ｂ）は第６の変形例に係わる処置部
を示している。この第７の変形例は、処置部２８に鉤状
部１０４を設けるとともに、先端部に凹部１０６を設け
たものである。この処置部では、細い繊維状または管状
の組織は鉤状部１０４で、癒着の剥離は先端の凹部１０
６で処置することができる。FIG. 5B shows a treatment section according to a sixth modification. In the seventh modification, the hook portion 104 is provided in the treatment section 28, and the concave portion 106 is provided in the distal end portion. In this treatment section, the thin fibrous or tubular tissue is the hook-shaped portion 104, and the detachment of the adhesion is caused by the concave portion 10 at the tip.
6 can be treated.
【００２５】以上，図４及び図５に示すように処置部を
構成すると、鉤状部に組織を引っ掛け、引っ張りながら
処置部を超音波振動させて組織を切開あるいは剥離する
ことができる。その際、先端部は鉤状に形成されている
ので、処置部を超音波振動させながら引っ張っても組織
が逃げ難く、特に繊維質組織の切断や管状組織の剥離に
有効である。また、処置部を引っ張りながら使用する場
合、処置部先端で組織を穿孔する虞が少なく、治療を行
う組織が鉤状部の手元側にあるため、術部の観察が容易
であり、より安全な治療を行うことができる。As described above, when the treatment section is configured as shown in FIGS. 4 and 5, the tissue can be hooked on the hook-shaped portion and the treatment section can be ultrasonically vibrated while being pulled to cut or peel the tissue. At this time, since the distal end portion is formed in a hook shape, even if the treatment portion is pulled while being ultrasonically vibrated, it is difficult for the tissue to escape, and it is particularly effective for cutting fibrous tissue and detaching tubular tissue. In addition, when the treatment section is used while being pulled, there is little danger of perforating the tissue at the distal end of the treatment section, and since the tissue to be treated is on the proximal side of the hook-like section, it is easy to observe the operation section, and more secure. Treatment can be given.
【００２６】さらに、このように構成された処置部で
は、鉤状部で治療を行うだけでなく、先端部や側面など
でも治療を行うことが可能である。そして、これらの部
分を適当な形状に形成したり、刃を設けたりすることに
よって、より複雑な各種の治療を一本の振動伝達部材で
行うことができるので、術中の工具の交換回数が減り、
手術の効率を向上させ、手術時間の短縮が図れる。Further, in the treatment section configured as described above, it is possible to perform the treatment not only on the hook-shaped portion but also on the distal end portion and the side surface. By forming these parts in an appropriate shape or providing a blade, more complicated various treatments can be performed with a single vibration transmission member, so the number of times of changing tools during surgery is reduced. ,
The efficiency of the operation can be improved and the operation time can be reduced.
【００２７】なお、前述したような各種形状の工具部
を、上記実施例で説明したように着脱自在に交換できる
ようにしても良い。また、図示しないが、高周波電源装
置を工具部に接続し、通常の切開、剥離と同時に、また
は独立させて高周波焼灼を行うように構成すれば、さら
に組織の切開が容易となると共に、切開時の止血も行な
うことができる。It should be noted that the above-described variously shaped tool portions may be removably exchangeable as described in the above embodiment. Also, although not shown, if the high-frequency power supply device is connected to the tool portion and is configured to perform high-frequency ablation simultaneously with the normal incision and peeling or independently, the incision of the tissue is further facilitated, and the Hemostasis can also be performed.
【００２８】[0028]
【発明の効果】以上説明したように、本発明によれば、
先端の処置部を、処置対象組織に引っかけて処置するこ
とができるため、不要な部位にまで処置作用が及び易
く、微細な処置にも適する。As described above, according to the present invention,
Since the treatment section at the distal end can be hooked on the treatment target tissue to perform treatment, the treatment action can easily reach an unnecessary portion, and is suitable for fine treatment.
【図１】本発明の一実施例に係わる超音波治療装置の一
部破断した側面と超音波振動の波形を示す構成図であ
る。FIG. 1 is a configuration diagram illustrating a partially broken side surface and a waveform of an ultrasonic vibration of an ultrasonic therapy apparatus according to an embodiment of the present invention.
【図２】図１に示す超音波治療装置の工具部における処
置部の側面図である。FIG. 2 is a side view of a treatment section in a tool section of the ultrasonic therapy apparatus shown in FIG.
【図３】上記超音波治療装置の振動伝達部材における工
具部と軸部との接続構造の変形例を示す部分断面図であ
る。FIG. 3 is a partial cross-sectional view showing a modified example of a connection structure between a tool part and a shaft part in a vibration transmission member of the ultrasonic therapy apparatus.
【図４】上記処置部の第１〜第４の変形例を示す側面図
である。FIG. 4 is a side view showing first to fourth modified examples of the treatment section.
【図５】上記処置部の第５及び第６の変形例を示す側面
図である。FIG. 5 is a side view showing fifth and sixth modifications of the treatment section.
【符号の説明】 ２…超音波振動子、１８…振動伝達部材、２１…軸部、
２６…工具部、２７…刃物、２８…処置部、２９…基
部、５８…切欠状部、６０…刃。[Description of Signs] 2 ... Ultrasonic transducer, 18 ... Vibration transmitting member, 21 ... Shaft,
26: Tool part, 27: Blade, 28: Treatment part, 29: Base, 58: Notch, 60: Blade.
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.6，ＤＢ名) A61B 17/36 330 A61B 17/22 330 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. 6 , DB name) A61B 17/36 330 A61B 17/22 330
Claims (3)
り付けられた振動伝達部材とを有する超音波治療装置に
おいて、 上記振動伝達部材は、先端部の振動における腹部の近傍
に生体組織を超音波振動で処置するための処置部が設け
られており、該処置部は上記振動伝達部材の軸方向に板
状に形成されており、更に板状に形成された部分の先端
に、組織を引っかけて処置することを目的とした円弧状
の鉤状部が設けられていることを特徴とする超音波治療
装置。1. An ultrasonic treatment apparatus having an ultrasonic transducer and a vibration transmitting member attached to the ultrasonic transducer, wherein the vibration transmitting member places a living tissue near an abdomen in the vibration of the distal end. A treatment section for performing treatment by ultrasonic vibration is provided, and the treatment section is formed in a plate shape in the axial direction of the vibration transmission member, and further, a tissue is formed at a tip of a portion formed in the plate shape. An ultrasonic therapy apparatus, wherein an arc-shaped hook-shaped portion for hooking and treating is provided.
が設けられていることを特徴とする、請求項１に記載の
超音波治療装置。2. The ultrasonic treatment apparatus according to claim 1, wherein a blade is provided at a part of the arc-shaped hook portion.
可能であることを特徴とする、請求項１に記載の超音波
治療装置。3. The ultrasonic therapy apparatus according to claim 1, wherein a high-frequency power supply is connectable to the treatment section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3002347A JP2960973B2 (en) | 1990-03-27 | 1991-01-11 | Ultrasound therapy equipment |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7737590 | 1990-03-27 | ||
| JP2-77375 | 1990-03-27 | ||
| JP3002347A JP2960973B2 (en) | 1990-03-27 | 1991-01-11 | Ultrasound therapy equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04212338A JPH04212338A (en) | 1992-08-03 |
| JP2960973B2 true JP2960973B2 (en) | 1999-10-12 |
Family
ID=26335711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3002347A Expired - Fee Related JP2960973B2 (en) | 1990-03-27 | 1991-01-11 | Ultrasound therapy equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2960973B2 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5807285A (en) * | 1994-08-18 | 1998-09-15 | Ethicon-Endo Surgery, Inc. | Medical applications of ultrasonic energy |
| WO2001035812A2 (en) * | 1999-11-15 | 2001-05-25 | Misonix Incorporated | Ultrasonic cutting blade with cooling |
| US20030073987A1 (en) | 2001-10-16 | 2003-04-17 | Olympus Optical Co., Ltd. | Treating apparatus and treating device for treating living-body tissue |
| US8016843B2 (en) * | 2005-09-09 | 2011-09-13 | Alcon Research Ltd | Ultrasonic knife |
| US8814870B2 (en) * | 2006-06-14 | 2014-08-26 | Misonix, Incorporated | Hook shaped ultrasonic cutting blade |
| WO2012118018A1 (en) | 2011-03-01 | 2012-09-07 | オリンパスメディカルシステムズ株式会社 | Ultrasonic probe |
| KR102043476B1 (en) * | 2011-10-17 | 2019-11-12 | 사운드 써지칼 테크놀로지 엘엘씨 | Ultrasonic probe for treating cellulite |
| EP3243460A4 (en) * | 2015-01-07 | 2018-09-19 | Olympus Corporation | Ultrasonic probe |
-
1991
- 1991-01-11 JP JP3002347A patent/JP2960973B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04212338A (en) | 1992-08-03 |
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