CN101850155A - Microwave radiation device - Google Patents

Microwave radiation device Download PDF

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Publication number
CN101850155A
CN101850155A CN 201010193259 CN201010193259A CN101850155A CN 101850155 A CN101850155 A CN 101850155A CN 201010193259 CN201010193259 CN 201010193259 CN 201010193259 A CN201010193259 A CN 201010193259A CN 101850155 A CN101850155 A CN 101850155A
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China
Prior art keywords
helical antenna
microwave
lens
hyperthermia
end
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CN 201010193259
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Chinese (zh)
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匡敏
孙映辉
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孙映辉
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Priority to CN 201010193259 priority Critical patent/CN101850155A/en
Publication of CN101850155A publication Critical patent/CN101850155A/en

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Abstract

The invention discloses an improved microwave radiation device which is provided with a cylindrical shell (1), wherein radiating fins (2) are radially and uniformly distributed on the shell surface in radial direction (1), a helical antenna (3) and a lens (4) are sleeved on a coaxial line in the shell (1); one end of the helical antenna (3) is a convexity, and the other end of the helical antenna is concavity; and the lens (4) is arranged on external side of the concavity of the helical antenna (3). Spherical electromagnetic waves converted into linear waves by the invention are transmitted outwards by the helical antenna (3). The waves bunch through the lens and form a high-energy microwave beam far field to radiate human bodies to generate a great amount of heat, so that tumor bodies can be quickly heated to realize partial and deep hyperthermia on the tumors and produce the whole-body hyperthermia effect, thereby achieving favorable treatment effects on malignant tumors, AIDS, hepatitis C and virus flu.

Description

微波辐射装置 Microwave radiation device

所属技术领域 Those of skill

[0001] 本发明涉及一种医疗器械,尤其涉及一种微波热疗设备的具有微波聚束功能的微波辐射装置。 [0001] The present invention relates to a medical instrument, particularly to a microwave hyperthermia apparatus having a microwave irradiation apparatus of a microwave focusing function.

背景技术 Background technique

[0002] 利用微波的生物热效应治疗人类疾病已有近半个世纪的历史。 [0002] The use of microwave thermal effects of biological treatment of human disease for nearly half a century of history. 过去人们常用微波原理制作成体外加热或体腔内加热的装置,例如将微波辐射器设计成针形或紧贴体表的罩形天线,来治疗恶性肿瘤和其它疾病。 Principle been used the past microwave heating apparatus for preparing in vitro a body cavity or heating, for example microwave or needle is designed to close a cover body shaped antenna, the treatment of cancer and other diseases. 随着科学技术的发展,近年有企业生产功率超过500W 的大功率、远场加热的微波治疗设备,用于治疗人类的恶性肿瘤。 With the development of science and technology, in recent years production power exceeds 500W high-power, the far field of the microwave heating device therapy for the treatment of human malignancies. 例如中国上海华源热疗技术有限公司生产的WB-1型微波热疗机和中国湖南华源医疗设备有限公司生产的UHR-2000 型微波热疗机。 For example China Shanghai Huayuan Hyperthermia Technology Co., Ltd. of WB-1 type microwave hyperthermia and China Hunan Huayuan Medical Equipment Co., Ltd. of UHR-2000 microwave hyperthermia. 大功率远场加温可以用于肿瘤的深部热疗和全身热疗。 Far-field heating power can be used for tumors deep hyperthermia and systemic hyperthermia. 但设备的关键技术是能够提高微波的组织透热深度和加温效率的具有微波聚束功能的微波辐射装置。 But the key technical equipment can be improved microwave tissue microwave diathermy apparatus having a microwave radiation function of focusing and the depth of heating efficiency. 但已知的微波辐射装置通常情况下,其产生的微波对人体组织的透热深度只有3-5cm,难以达到对深部组织和大血管血液加热治疗的目的。 But in the known microwave irradiation apparatus normally, which generates a microwave to heat only human tissue penetration depth 3-5cm, it is difficult to achieve large and deep tissue heating treatment blood vessels.

发明内容 SUMMARY

[0003] 本发明要解决的技术问题是,为大功率远场微波热疗设备设计一种改进的具有高效微波聚束功能的微波辐射装置。 [0003] The present invention is to solve the technical problem is far-field high-power microwave hyperthermia device is designed for an improved and efficient means of microwave radiation having a microwave focusing function. 使用该装置产生的微波对人体组织的透热深度与能量密度以及对人体组织和血液的加热效果都能获得明显提高,从而可以实现真正意义上的微波深部热疗和全身热疗。 Use the device generates heat penetration depth of microwave energy density of human tissue and human tissue and blood of the heating effect can be obtained significantly improved, which can achieve deep microwave hyperthermia and systemic hyperthermia in the true sense.

[0004] 本发明的技术解决方案是,所设计的这种具有高效微波聚束功能的微波辐射装置,参见图1,具有筒形壳体1,该壳体1的筒体表面径向呈辐射状均勻分布有多个散热片2。 [0004] The technical solution of the invention is designed such that the microwave irradiation apparatus having a highly efficient function of bunching, see Figure 1, it has a cylindrical housing 1, the radial surface of the cylinder housing 1 in a radial distributed evenly with a plurality of fins 2. 其改进之处在于,所述筒形壳体1内同轴线依次套置有一螺旋式天线3和一透镜4。 The improvement wherein said inner coaxial cylindrical housing 1 are sequentially sleeved with a helical antenna 3 and a lens 4. 所述螺旋式天线3轴向两端其中一端呈凸面,另一端呈凹面,所述透镜4即置于所述螺旋式天线3 呈凹面一端外侧。 3 ends axially one end of said helical antenna is convex, the other end of a concave, i.e., the lens 4 positioned in the helical antenna 3 has a concave outer end.

[0005] 本发明的微波辐射装置使用时采用433MHZ微波源或915MHZ的微波源,输出功率500-2000W。 [0005] The 433MHZ microwave source or a microwave source, when the output power of 500-2000W 915MHZ microwave irradiation apparatus according to the present invention. 从微波源发出的微波经传输电缆到达本装置,由本装置的上述螺旋式天线3发出的微波经过透镜4聚束辐射到治疗床上的人体。 Microwave emitted through the transmission cable from the microwave source to the present apparatus, the microwave by the helical antenna of the present apparatus 3 emitted radiation through the condenser lens 4 to human therapy bed. 再由计算机采集到的人体体温和其他生命体征信息经计算与分析之后,指令微波源调节微波输出功率和改变治疗床体运动速度, 达到控制有效治疗温度和防止过度加温及其它不良反应出现的目的。 Analysis calculated after the body temperature and other vital signs information re-acquired from the computer to the instruction adjusting the microwave source and the microwave output changing treatment bed moving speed, to control the temperature and effective treatment to prevent over-heating and other adverse reactions occur purpose.

[0006] 本发明的有益效果是,由以上构成的本发明的微波辐射装置,将传输电缆送达的由磁控管发出的球面电磁波转换成直线波后,再通过其螺旋式天线3向外发射。 [0006] Advantageous effects of the present invention is that, after the microwave irradiation apparatus of the present invention constructed above, the transmission cable to convert a spherical wave emitted served by a magnetron into a linear wave, then through its outwardly helical antenna 3 emission. 当微波通过辐射器下方的透镜时,微波聚束并形成高能量微波束远场辐射进入人体。 When microwave radiation through the lens downward, microwave bunching and formation of high-energy microwave beam far field radiation into the body. 微波在人体内遇到极性分子时,比如血液,组织液等,会出现分子摩擦和分子运动,然后产生大量的热量。 When the microwave encounters the polar molecules in the human body, such as blood, interstitial fluid, etc., there will be friction molecules and molecular motion, and then generate a lot of heat. 装配有本发明的微波辐射装置的微波热疗设备即会对准该人体的肿瘤部位远场照射,使肿瘤瘤体温度迅速升高,一般要高于周围正常组织3-7°C,如此即行肿瘤的局部与深部热疗。 Microwave hyperthermia apparatus equipped with microwave irradiation apparatus of the present invention is aligned, i.e., the far field illumination portion of the human tumor, tumor of the tumor temperature increased rapidly, generally higher than the surrounding normal tissue 3-7 ° C, so that line and the local tumor deep hyperthermia. 当该微波热疗设备远场移动性辐射病人身体躯干时,亦会因大面积体表毛细血管及体内深部大血管血液加温,经血液循环,导致全身体温升高而产生全身热疗效应。 When the microwave hyperthermia equipment far field radiation patient mobility torso, also due to the large surface area of ​​the capillary blood vessels and large deep heating the body via the blood circulation, body temperature and cause systemic effects of systemic hyperthermia . 国内外医学研究已经证明,全身热疗对恶性肿瘤、艾滋病、丙型肝炎、病毒性感冒都有相当好的治疗效果。 Medical researches have shown that whole body hyperthermia for cancer, AIDS, hepatitis C, influenza virus have a very good therapeutic effect.

附图说明 BRIEF DESCRIPTION

[0007] 图1为本发明一个具体实施例的结构示意图,图中标示为: [0007] FIG. 1 is a schematic structural example of a particular embodiment of the invention, denoted as:

[0008] 1——壳体, [0008] 1-- housing,

[0009] 2——散热片, [0009] 2-- fins,

[0010] 3——螺旋式天线, [0010] 3-- helical antenna,

[0011] 4——透镜。 [0011] 4-- lens.

[0012] 实施例,参见图1,本发明该实施例采用5mm厚非导磁合金材料,即铝合金或钛合金薄板型材,裁制成直径为<2 120〜200mm的筒形壳体1,筒长100mm。 [0012] Example embodiments, referring to FIG. 1, for example a 5mm thick non-magnetic alloy material, i.e., aluminum alloy or titanium alloy thin profile, cut having a diameter of <2 120~200mm cylindrical housing 1 of the embodiment of the present invention, tube length 100mm. 在该壳体1筒体表面径向呈辐射状均勻设置6个同质散热片2。 In a radial surface of the cylinder housing 6 is provided radially uniform homogeneous fins 2. 取材管壁厚1mm、直径为<2 3mm的铜管型材绕制螺旋式天线3,螺旋高度30mm。 Drawn wall thickness 1mm, diameter <2 3mm brass profiles of helical antenna winding 3, the spiral height 30mm. 该螺旋式天线3轴向两端其中一端呈凸面,另一端呈凹面。 The helical antenna 3 axial ends wherein one end is convex, and the other end is concave. 螺旋式天线3同轴线套置在筒形壳体1内。 3 sets of helical antenna coaxially disposed in the cylindrical casing 1. 螺旋式天线3呈凹面一端外侧的筒形壳体1内如上述技术解决方案同轴线装置透镜4。 Helical antenna 3 has a concave outer end of cylindrical housing 1 as described above technical solutions coaxial lens apparatus 4. 该透镜4为采用聚四氟乙烯材料所制,直径亦为<2 120〜200mm,圆心区厚度为50mm的市售微波透镜。 The lens 4 is made of PTFE material, also a diameter <2 120~200mm, the center region having a thickness of 50mm commercial microwave lens.

[0013] 由此构成的本例微波辐射装置经投入试验性使用被证明十分成功,现场所得体膜试验结果见下表: [0013] The present embodiment thus configured microwave radiation device by using the input pilot proved very successful, the resulting film field test results in the table below:

[0014] 实验条件:微波频率915MHZ,输出功率500W,加温时间5分钟,辐射器透针距离体膜表面300mm,体摸实验结果如表所列(表中“ A t0-5min”表示所升温度): [0014] Experimental conditions: 915MHZ microwave frequency, the output power of 500W, heating time of 5 minutes, the radiator through the needle from the membrane surface of 300mm, touch by experimental results as listed in Table (Table "A t0-5min" represents the L temperature):

[0015] [0015]

[0016] 本例微波辐射装置经投入动物试验亦被证明十分成功,现场所得体膜试验结果见下表: [0016] The present embodiment microwave irradiation device is put into the test animals were also proved very successful, the resulting film field test results in the table below:

[0017] 试验对象:活猪一头,重75Kg,受热部位为胸腹部。 [0017] Subjects: a live pig, 75Kg weight, the heated portion of the chest and abdomen. 测温部位为脐与剑突连线中点腹直肌右沿处。 Xiphoid portion umbilical temperature and at a midpoint along the right rectus.

[0018] 实验条件:微波频率915MHZ,输出功率800W,辐射器距离表皮300mm,加温时间12 分钟。 [0018] Experimental conditions: microwave frequency 915MHZ, the output power of 800W, irradiation distance epidermal 300mm, the heating time of 12 minutes.

[0019] [0019]

[0020] 注:t_MaX为不同部位温度增加值与最大温度增加值之间的百分比。 [0020] Note: t_MaX percentage between different parts of the temperature increase and the maximum temperature increase.

[0021] At为温度增加的数值。 [0021] At a temperature increase of the value.

[0022] 上述试验结果表明0〜80mm深度范围内温差很小,说明热分布均勻,加热效果明显,治疗温度得到有效控制,而0〜200mm范围内加温作用明显。 [0022] The above test results show that the temperature difference is very small depth 0~80mm described uniform heat distribution, the heating effect is significant, effectively controlling the temperature of the treatment, and the effect was warmed 0~200mm range significantly.

[0023] 病人感受与应对办法:病人感觉体内发热,无其他不适反应。 [0023] feelings and responses of patients: patients feel the body heat, no other discomfort. 随着体温升高,汗腺分泌增加。 With the increase in body temperature, sweat gland secretion. 这时,给病人即时补充体液,病人便安然无恙。 At this time, the patient immediate rehydration, the patient will be safe and sound. [0024] 实践证明,该例微波辐射装置具有微波聚束功能强、加温效果好、安全、无毒副作用且适应范围广、易于操作与维护的优点,可使微波透热深度达到80mm以上,有效加温深度达到200mm并使单位面积能量密度增加5至20倍,使肿瘤深部热疗和全身热疗彻底加以实现。 [0024] Practice has proved that this example microwave irradiation apparatus having a function of focusing the microwave intensity, good warming effect, safety, and adapt to a wide range of toxic side effects, the advantages of easy operation and maintenance, can microwave diathermy depth of 80mm or more, 200mm and an effective depth of heating increased 5 to 20 times the energy density per unit area of ​​the tumor and hyperthermia in deep body hyperthermia be implemented thoroughly.

Claims (1)

  1. 一种微波辐射装置,具有筒形壳体(1),该壳体(1)的筒体表面径向呈辐射状均匀分布有散热片(2),其特征在于,所述壳体(1)内同轴线套置有一螺旋式天线(3)和一透镜(4),所述螺旋式天线(3)轴向两端其中一端呈凸面,另一端呈凹面,所述透镜(4)即置于所述螺旋式天线(3)呈凹面的一端。 A microwave irradiation apparatus having a cylindrical housing (1), a radial surface of the cylinder housing (1) is uniformly distributed heat radiating plate (2), characterized in that the housing (1) a coaxial inner sleeve has opposed helical antenna (3) and a lens (4), (3) an axial ends wherein one end of said helical antenna is convex, the other end of a concave, the lens (4) that is opposite to said helical antenna (3) as a concave end.
CN 201010193259 2010-06-07 2010-06-07 Microwave radiation device CN101850155A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102178446A (en) * 2011-04-06 2011-09-14 李耀强 Microwave steamer

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0241176A (en) * 1988-08-01 1990-02-09 O G Giken Kk Microwave treatment device
CN1073884A (en) * 1991-12-30 1993-07-07 天津市第二中心医院 Microwave rradiator for cerebroma operation
CN1046422C (en) * 1995-09-25 1999-11-17 张洪泉 Microwave radiation and medicine ion-introduction synchronous therapeutic head
CN1261544A (en) * 1999-01-15 2000-08-02 陈二孝 Microwave therapeutic instrument capable of changing irradiation area
CN2402343Y (en) * 2000-01-25 2000-10-25 张富鑫 Magneto-optic millimeter wave radiation head
CN2753408Y (en) * 2004-11-30 2006-01-25 南京康友微波能应用研究所 Microwave radiation needle with gas cooling device
US20080269851A1 (en) * 2007-04-19 2008-10-30 Deem Mark E Systems and methods for creating an effect using microwave energy to specified tissue

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0241176A (en) * 1988-08-01 1990-02-09 O G Giken Kk Microwave treatment device
CN1073884A (en) * 1991-12-30 1993-07-07 天津市第二中心医院 Microwave rradiator for cerebroma operation
CN1046422C (en) * 1995-09-25 1999-11-17 张洪泉 Microwave radiation and medicine ion-introduction synchronous therapeutic head
CN1261544A (en) * 1999-01-15 2000-08-02 陈二孝 Microwave therapeutic instrument capable of changing irradiation area
CN2402343Y (en) * 2000-01-25 2000-10-25 张富鑫 Magneto-optic millimeter wave radiation head
CN2753408Y (en) * 2004-11-30 2006-01-25 南京康友微波能应用研究所 Microwave radiation needle with gas cooling device
US20080269851A1 (en) * 2007-04-19 2008-10-30 Deem Mark E Systems and methods for creating an effect using microwave energy to specified tissue

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102178446A (en) * 2011-04-06 2011-09-14 李耀强 Microwave steamer

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