CN1003563B - Laser irradiation apparatus for high pressure oxigen cabin - Google Patents
Laser irradiation apparatus for high pressure oxigen cabin Download PDFInfo
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- CN1003563B CN1003563B CN85103131.5A CN85103131A CN1003563B CN 1003563 B CN1003563 B CN 1003563B CN 85103131 A CN85103131 A CN 85103131A CN 1003563 B CN1003563 B CN 1003563B
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Abstract
The present invention relates to a laser irradiation apparatus for a hyperbaric oxygen chamber, which belongs to the field of medical appliances. A laser light entrance window is arranged on the hyperbaric oxygen chamber. Laser beams of a medical laser arranged outside the chamber at a distance is guided into the camber by an optical glass K9 of the entrance window, and then form appropriate aperture angles and light spots at an illuminating zone through the conversion of light paths of a total reflector, a diverging lens, a converging lens, optical fiber, etc., or the laser beams of the medical laser are focused andcoupled into a light transmitting bundle of an endoscope to be introduced into the cavity of the human body. The laser irradiation apparatus combined with a photodynamic therapy is used for treating the malignant tumors, has unique functions and has unexpected therapeutic effect by combining the laser therapy in the hyperbaric oxygen chamber.
Description
The invention belongs to laser irradiation apparatus for high pressure oxigen cabin.
Present separately applying high voltage oxygen cabin or to use laser therapy separately and diagnose the illness be the new technique that developed recently gets up.
Hyperbaric oxygen chamber is a kind of large-scale medical apparatus and instruments, is the special equipment that utilizes the hyperbaric oxygentherapy disease, and branch holds single small-sized cabin, can hold many people's medium capsule simultaneously, reaches the large-scale cabin of being made up of treatment cabin, transfer chamber and operation cabin.Diseases such as carbon monoxide poisoning, gas gangrene, decompression sickness, acute brain anoxia, cerebral edema, cerebral thrombosis, coronary heart disease are truly had its unique curative effect.
Laser is a kind of light source that early sixties occurs, very fast in medical science and application development biologically, combination along with fibre-optic appearance and ultrasonic laser, can reach 15 centimetres with the laser-ultrasound scanning perspective soft tissue degree of depth at present, the new technique that particularly combines the diagnosis and treatment tumor with the photosensitizer hemoporphyrin is obtained the progress that attracts people's attention.Use the optical fibers coupling that laser is introduced human body, digestive system, cardiovascular system, urinary system and bronchial disease are carried out diagnosis and treatment, promptly utilize the optical characteristics of laser to diagnose, utilize the high-energy of laser to treat.
Practice shows that hyperbaric oxygen and laser have many similar effects to the influence of body, as to the improvement of microcirculation disturbance, to the pressure effect at acupuncture point, antibacterial and antiinflammatory action, and promote to organize intractable ulcer healing etc.Therefore, the two combination can be treated multiple disease.But the lucite that the hyperbaric oxygen chamber observation window is inlayed produces scattering to the laser beam that sees through, can not form suitable angular aperture and facula position, and light energy is absorbed and makes laser output power loss about 30%.And easily displacement and the distortion under greater than an atmospheric hyperbar of the laser tube of laser instrument is even broken, adds that transient voltage reaches more than the kilovolt when producing gas glow discharge between laser tube negative electrode and anode again, therefore laser instrument can not be placed the hyperbaric oxygen chamber internal radiation.So, the medical treatment device that also hyperbaric oxygen chamber is not used in combination with laser instrument in the world.
The objective of the invention is to provide a kind of synergistic combination high pressure oxygen cabin laser irradiation device that on function, has, wherein can be combined in and carry out photodynamics diagnosis and treatment malignant tumor in the hyperbaric oxygen chamber, strengthen lethal effect tumor with photosensitizer.
Another object of the present invention is will make device have two cover laser to import the interior mechanism of hyperbaric oxygen chamber, and a cover utilizes optical path converter in the laser entrance window imports the cabin.The another set of optical fibers that utilizes is in hyperbaric oxygen chamber cable preformed hole imports the cabin.
Thereby, make apparatus structure compactness, little, the weight of volume, be easy to make, and cost is not high, safe in utilization, being convenient to medical matters technical staff operation is the 3rd purpose that the present invention pursues.
Its inventive principle block diagram as shown in Figure 1, medical laser (1) is placed in 30 meters of the outsides of hyperbaric oxygen chamber (3), laser beam (2) is injected in the cabin by the optical glass of hyperbaric chamber laser entrance window (4), import laser in the hyperbaric oxygen chamber enter by be installed in the entrance window cabin with the entrance window light beam same horizontal level and with the cylinder of the path channels of the vertical optical path converter of incident illumination (5) in, during rotation optical path converter (5), just can make laser convert required light beam to, that is: the conversion lens barrel (6) that enters no any optical element is a direct beam, enter the conversion lens barrel (7) that is inlaid with divergent lens and make laser beam expanding (8), entering the conversion lens barrel (9) that is inlaid with collecting lens makes laser beam focusing (10) drop in optical fibers (11), enter and be inlaid with conversion lens barrel (12) reflecting mirror and that the reflected light delivery outlet is arranged and make laser become 360 degree to turn in the facade space, more than the various again conversion equipments (13) of laser through being installed on the bulkhead of entrance window opposite by optical path converter conversion reflex to human body according to district (14), form suitable angular aperture and hot spot.Also can enter optical fibers in the cabin, import human body according to district and intra cavitary irradiation through hyperbaric oxygen chamber cable preformed hole.
Import the synergism on interior laser of hyperbaric oxygen chamber and the hyperbaric oxygen generation function, experimentation and clinical observation are verified, the effect of hyperbaric oxygen laser hematoporphyrin derivative diagnosis and treatment cancer is not the addition of the individual effect of laser hematoporphyrin derivative and the effect of hyperbaric oxygen hematoporphyrin derivative, but greater than the synergism of both individual effect additions.Its mechanism of action is, photodynamics has three key elements, promptly, in being subjected to the target tissue of light, an amount of photoactive substance to be arranged, oxygen with molecularity, the light of suitable wavelength, the three is indispensable, and oxygen is more normally organized low in tumor tissues or shortage, be to influence X-ray therapy, chemotherapy and immunotherapy are to the principal element of tumor cytotoxicity effect, improve oxygen tension in the tumor tissues, oxygen content, effective disperse distance radius of oxygen storage capacity and oxygen, in the 2.5ATA(absolute pressure) under the oxygen, arterial partial pressure of oxygen can improve 1770 millimetress of mercury, oxygen can reach 5.3 volume % in the blood plasma, than improving about 17 times during breathe air under the normal pressure, increase by 3 times during the effective disperse radius ratio normal pressure breathe air of oxygen.The accurate utilization point that the synergism of hyperbaric oxygen and laser is to make molecular oxygen obtain disperse and is transported to tumor cell goes.In the photodynamics process, cause in the series reaction of necrocytosis, be that formation from singlet oxygen begins, experimental result has proved that further photodynamic therapy controls the singlet oxygen theory of cancer, and set forth the earliest impaired, the heaviest mechanism of mitochondrion the photodynamics from the position of singlet oxygen.Secondly, it is intermolecular transfer that the energy between photosensitizer hemoporphyrin and the oxygen molecule shifts, and it is K-1/R that energy shifts with the distance relation between the molecule
6, K is the energy exchange probability, B is an intermolecular distance, promptly the near more transfer efficiency of distance improve remarkable more.Hyperbaric oxygen makes gas volume generation obvious variation.Molecular density increases by 2.5 times when 2.5ATA, and its spacing is from dwindling 2.5 times, thereby the emittance transfer efficiency that molecular oxygen is subjected to obviously improves, and the quantum yield that produces singlet oxygen increases, and the lethal effect of tumor cell is strengthened.At present, effective method and approach are the quantum yields that hyperbaric oxygen laser improves singlet oxygen.Therefore, the two combination can be treated malignant tumor, surgery burn, inflammation, limbs ulcer, the retinopathy of face system, sudden deafness, periodontal disease, and acupuncture point irradiation is treated the indication of all acupuncture etc.Carry out stomach, duodenum and the multiple difficult and complicated illness of endovascular operation under the hyperbaric oxygen by optical fibers, both have produced beyond thought clinical effectiveness by the synergism on function.
Technology of the present invention is applicable to various medical lasers and large, medium and small all types of hyperbaric oxygen chamber, and optical path switching device has guaranteed that the laser output power loss is less than 5% in the cabin; And laser irradiation mode has to disperse and expands bundle, total reflection, focusing and drop in transmission in optical fibers or the sight glass light guide bundles, and multiple function such as laser scalpel; The light path converting system of laser instrument and the basic structure of hyperbaric oxygen chamber have been carried out great improvement, but do not influence original basic function separately.With optical fibers laser being introduced in the cabin from hyperbaric oxygen chamber cable preformed hole, is the another set of mechanism that realizes the hyperbaric chamber laser irradiation.Optical fibers inserts in the hyperbaric oxygen chamber, and an end optical fibers section and laserresonator outfan are with five dimension laser coupling device couplings out of my cabin, and its light-conductive rate is greater than 60%.The present invention also has some bonus: easy and simple to handle, and compact conformation, safe in utilization.
Fig. 1 is the The general frame of laser irradiation apparatus for high pressure oxigen cabin of the present invention.
Fig. 2 is that presentation graphs 1 imports laser in the cabin through the direct beam of optical path converter, reflexes to according to distinguishing through conversion equipment more again.
Fig. 3 is that the laser that presentation graphs 1 imports in the cabin expands bundle through the divergent lens of optical path converter, reflexes to according to distinguishing through conversion equipment more again.
Fig. 4 is that the laser that presentation graphs 1 imports in the cabin is distinguished to shining in the collecting lens of optical path converter is dropped in optical fibers or sight glass.
Fig. 5 is again the universal head of conversion equipment guiding.
In order to be easier to understand the present invention, the details of optimizing structure to each subsystem makes the following instructions in conjunction with the accompanying drawings.
According to Fig. 1, hyperbaric chamber laser entrance window (4) is the ad hoc window that laser imports, and is different with the hyperbaric oxygen chamber observation window, is opened in the external sidewall of hyperbaric oxygen chamber, and entrance window garden shape window face is perpendicular to ground, promptly perpendicular to the laser beam incident direction.30 to 180 millimeters of entrance window external diameters, 20 to 160 millimeters of internal diameters, double-deck plane-parallel optical glass is embedded in the metal-back of an internal diameter band screw-socket, 5 to 10 millimeters of two glasses interval, the external diameter of part out of my cabin of metal-back internal diameter and entrance window is connected with spiral, tightly lock with seal washer, make the optical glass of entrance window leaded light be convenient to change.Optical glass can be K
9Optical glass, thick 6 to 8 millimeters, more than withstand voltage 3.5 kg/cm.K
9The two-sided plating medium of optical glass anti-reflection film can further reduce absorption and reflection loss to laser, and the selected medium of plating medium anti-reflection film determines according to laser activity and wavelength, and laser output power is lost less than 5% behind entrance window.
The path channels garden tube (15) that the optical path converter (5) of the laser beam that reception imports in the cabin is made by aluminium alloy connects conversion garden dish (16) and forms, the internal diameter that 6 to 20 centimetres of path channels garden tube lengths, external diameter have part in screw-socket and entrance window (4) cabin spins.Conversion garden dish is four cellular types, profile is identical with the transducer of biological microscope, conversion garden dish is gone up four the identical optical path conversion mirror tubes of size that distribute and is spun on the conversion garden dish in four holes with screw, be inlaid with the direct light path of divergent lens, collecting lens, completely reflecting mirror and no any optical element in four light path tilting mirror tubes respectively, lens barrel one side lower part that total reflection is housed has a reflected light out-put container.Order conversion garden dish can be converted to the laser that imports in the cabin direct beam, disperse and expand bundle, focused beam and coupling optical fibers, and becomes 90 degree to 120 degree angles can to turn to by 360 degree in the facade space with incident illumination.The transducer revolution is nimble, and before and after the multi-form Beam Transformation, light beam keeps certain numerical aperture at the middle section of optical path conversion mirror tube.
Through the light beam directive of optical path converter be installed in inwall entrance window opposite, cabin light path that same horizontal level is made up of rotatable completely reflecting mirror, divergent lens, collecting lens etc. again behind the conversion equipment (13) directive according to district (14), completely reflecting mirror (17), divergent lens (18), collecting lens (19) plating multilamellar total reflection medium film.According to using laser instrument kind, wavelength difference, the plating different medium can further reduce the laser power loss; Divergent lens amplifies laser beam expanding to the hot spot according to the district, according to the radius of curvature of selecting different divergent lenses to the distance of shining the district for use, when minute surface with according to offset from being about 1.5 to 3 meters, during 10 millimeters of spot diameters, its divergent lens radius of curvature is 300 to 500 millimeters.
Fig. 2 is that presentation graphs 1 imports laser in the cabin through the direct beam of optical path converter, reflex to according to the district through conversion equipment more again, as can be seen from Figure 2, laser beam (2) that laser instrument (1) sends through with the vertical entrance window of laser beam (4) in inlay optical glass, enter the optical path converter (5) the cabin in, by optical path conversion mirror tube (6) ejaculation of conversion garden dish (16).Nos any optical element in this optical path conversion mirror tube (6) wherein, but direct beam, directive be by the completely reflecting mirror (17) of conversion equipment (13) again, or expand bundle as required or focus on directive according to distinguishing (14).
Fig. 3 is that the laser that presentation graphs 1 imports in the cabin expands bundle through the divergent lens of optical path converter, reflexes to according to distinguishing through conversion equipment more again.As can be seen from Figure 3, laser in the importing cabin converts the laser beam (8) of expansion to behind the optical path conversion mirror tube (7) of the interior edge divergent lens of optical path converter (5), wherein inlay the divergent lens eyeglass of two-sided plating two-layered medium film in this optical path conversion mirror tube (7), light beam is enlarged, directive is the divergent lens (18) of conversion equipment (13) again, or secondary expands bundle or focuses on directive according to district (14) as required.
Fig. 4 is that the laser that presentation graphs 1 imports in the cabin is distinguished to shining in the collecting lens of optical path converter is dropped in optical fibers or sight glass.As can be seen from Figure 4, the laser that imports in the cabin becomes arrow beam of light (10) behind the optical path conversion mirror tube (9) of the interior edge collecting lens of optical path converter (5), wherein inlay the collecting lens eyeglass of two-sided plating double-layer anti-reflection deielectric-coating in this light path conversion garden tube (9), make light beam focus on directive conversion equipment (13) again, maybe the light beam that focuses on being tieed up the laser coupling devices with five drops in the optical fibers (11) of one or several 20 to 400 microns core diameters, laser is transferred in optical fibers or sight glass light guide bundles according to district (14), can carry out the body cavity internal radiation.
Fig. 5 is the universal head that makes again the conversion equipment guiding.The mirror cover (21) of completely reflecting mirror (17), divergent lens (18) and collecting lens (19) is made with metal or plastics, and optic diameter is more than 20 millimeters, and is thick more than 2 millimeters.Laser beam in hyperbaric oxygen chamber direction of illumination and illuminating method except that by optical path converter (5) control, with laser directive conversion equipment (13) again, the suitable angular aperture and the facula position of light adjusted in the rotation of dependence minute surface, and it is adjustable that the laser irradiation direction is become.The minute surface rotation is to have turning-bar (23) control that spheroid can rotate arbitrarily by 2 bottoms, minute surface is connected on the top of turning-bar, two bulbs of turning-bar are fixing by left clamping plate (24) and right clamping plate (25), become flexible and lock the activity direction of the minute surface on the control turning-bar (23) by special-shaped screw (26).Be in same horizontal level with optical path converter, the optical element that is contained in the conversion equipment again on the inwall of cabin, entrance window opposite is to be fixed on the inwall of cabin with base screw (27) by adding cover plate (29) on the base (28), shift to and the vertical horizontal level of laser beam by turning-bar (23), and the rotation realization laser directive photograph district in dependence turning-bar bulb.
Laser instrument and hyperbaric oxygen chamber are placed in 30 meters scopes, one of embodiment becomes one small-sized medical laser apparatus on hyperbaric oxygen chamber, large-scale laser can connect airtight or place respectively 30 meters with in two interior operating rooms with the laser entrance window of hyperbaric oxygen chamber, or makes removable as required and laser instrument lifting.Place the ad hoc diameter of door and window that the laser of another operating room can be by partition wall or wall greater than 50 millimeters fenestra, height and laser output and hyperbaric chamber laser entrance window are on same horizontal level, and laser beam is by this hole directive hyperbaric chamber laser entrance window.
Oxygen supply is isolated in the hyperbaric oxygen chamber, adopts to the oxygen absorption mask of deoxygenation gas out of my cabin, and oxygen concentration is controlled at 23% when following in the cabin in, the laser power of in the cabin, introducing can with normal pressure under basic identical in the laser power of use out of my cabin; When adopting the oxygen of washing of tanks not and air to mix pressurization in single hyperbaric oxygen chamber, oxygen concentration is 50% when following, and the laser of introduction is limited to low-power, is safe below 200 milliwatts.
Description of drawings:
Fig. 1, laser irradiation apparatus for high pressure oxigen cabin The general frame
1, laser instrument 2, laser beam 3, hyperbaric oxygen chamber 4, laser entrance window 5, optical path converter 6, directly light path conversion lens barrel 7, interior edge divergent lens optical path conversion mirror tube 8, expand the optical path conversion mirror tube 13 of Shu Jiguang 9, optical path conversion mirror tube 10, laser focusing 11, optical fibers or the sight glass light guide bundles 12 of interior edge collecting lens, interior edge completely reflecting mirror, again conversion equipment 14, according to the district
Fig. 2, the laser direct beam that imports in the hyperbaric oxygen chamber reflex to according to the district
1, the optical path conversion mirror tube 13 of laser instrument 2, laser beam 3, hyperbaric oxygen chamber 4, laser entrance window 5, optical path converter 6, interior no optics element, again conversion equipment 14, according to district 15, path channels garden tube 16, conversion garden dish 17, completely reflecting mirror
Laser in Fig. 3, the importing hyperbaric oxygen chamber is dispersed to expand to restraint and is reflexed to according to distinguishing
1, the optical path conversion mirror tube 8 of laser instrument 2, laser beam 3, hyperbaric oxygen chamber 4, laser entrance window 5, optical path converter 7, interior edge divergent lens, expand Shu Jiguang 13, again conversion equipment 14, according to district 15, path channels garden tube 16, conversion garden dish 18, divergent lens
Fig. 4, the laser focusing that imports in the hyperbaric oxygen chamber are dropped in optical fibers
1, the optical path conversion mirror tube 10 of laser instrument 2, laser beam 3, hyperbaric oxygen chamber 4, laser entrance window 5, optical path converter 9, interior edge collecting lens, focused beam 11, optical fibers 13, again conversion equipment 14, according to district 15, path channels garden tube 16, conversion garden dish 19, collecting lens
Fig. 5, the universal head of conversion equipment guiding again
20, eyeglass 21, mirror cover 22, pin 23, turning-bar 24, left clamping plate 25, right clamping plate 26, special-shaped screw 27, base screw 28, base 29, cover plate
Claims (9)
1, a kind of laser irradiation apparatus for high pressure oxigen cabin of forming by hyperbaric oxygen chamber and medical laser, it is characterized in that it places medical laser (1) in 30 meters of the outsides of hyperbaric oxygen chamber (3), laser beam (2) is injected in the cabin by the optical glass of hyperbaric chamber laser entrance window (4), import laser in the hyperbaric oxygen chamber enter by be installed in the entrance window cabin with the entrance window light beam same horizontal level and with the vertical optical path converter of incident illumination (5) in, during rotation optical path converter (5), just can make laser convert required light beam to, that is: the conversion lens barrel (6) that enters no any optical element is a direct beam, enter the conversion lens barrel (7) that is inlaid with divergent lens and make laser beam expanding (8), entering the conversion lens barrel (9) that is inlaid with collecting lens makes laser beam focusing (10) drop in optical fibers (11), enter be inlaid with conversion lens barrel (12) reflecting mirror and that the reflected light delivery outlet is arranged make laser can be in the facade space 360 degree turn to, the various again conversion equipments (13) of laser through being installed on the bulkhead of entrance window opposite by the optical path converter conversion reflex to human body according to district (14), form suitable angular aperture and hot spot, also can enter optical fibers in the cabin, import in the body cavity according to the district through hyperbaric oxygen chamber cable preformed hole.
2, laser irradiation apparatus for high pressure oxigen cabin according to claim 1, it is characterized in that described hyperbaric chamber laser entrance window, 10 to 160 millimeters of diameters, in the metal-back that the optical glass that makes the entrance window leaded light that double-deck plane-parallel optical glass is embedded in an internal diameter band screw-socket is convenient to change, 5 to 10 millimeters of two glasses interval, the metal-back internal diameter is connected with spiral with the entrance window external diameter, tightly locks with seal washer.
3, laser irradiation apparatus for high pressure oxigen cabin according to claim 1 is characterized in that the optical glass that described hyperbaric chamber laser entrance window is inlayed can be K
9Optical glass, thick 6 to 8 millimeters, more than withstand voltage 3.5 kg/cm, K
9The two-sided plating of optical glass can further reduce absorption and the reflection loss to laser, makes laser output power lose medium anti-reflection film less than 5% behind entrance window.
4, laser irradiation apparatus for high pressure oxigen cabin according to claim 1, it is characterized in that path channels garden tube that described optical path converter is made by aluminium alloy connects conversion garden dish and forms, 6 to 20 centimetres of path channels garden tube lengths, external diameter has that the entrance window internal diameter spins in long 4 centimetres screw and the cabin, be distributed on the four cellular type conversion gardens dishes its and be inlaid with divergent lens respectively, collecting lens, the identical optical path conversion mirror tube of four sizes of completely reflecting mirror and no any optical element, before and after the multi-form laser beam conversion, light beam keeps certain numerical aperture at the middle section of optical path conversion mirror tube.
5, laser irradiation apparatus for high pressure oxigen cabin according to claim 1, it is characterized in that described conversion equipment again be placed in entrance window opposite in the cabin on same horizontal level bulkhead, be according to selecting the suitable K of lens radius of curvature for use by the completely reflecting mirror of rotatable plating multilamellar total reflection medium film, divergent lens, collecting lens according to the distance in district
9Optical glass lens group becomes.
6, according to claim 1,5 described laser irradiation apparatus for high pressure oxigen cabin, it is characterized in that completely reflecting mirror, the divergent lens of described conversion equipment again, the picture frame of collecting lens make with metal or plastics, optic diameter is greater than 20 millimeters, thick in 2 millimeters, picture frame is connected on the top of the turning-bar of universal transfer, 2 bulbs of turning-bar are fixed by left and right clamping plate, by the rotation direction of the minute surface on the loosening of special-shaped screw and the locking control turning-bar, adjust the suitable angular aperture and the facula position of light beam.
7, laser irradiation apparatus for high pressure oxigen cabin according to claim 1, it is characterized in that describedly dropping in by five dimension laser coupling devices in 1 or several optical fibers or sight glass light guide bundles, make Laser Transmission to according to district or body cavity internal radiation through the laser beam that collecting lens focuses on.
8, laser irradiation apparatus for high pressure oxigen cabin according to claim 1, it is characterized in that describedly entering optical fibers in the cabin through hyperbaric oxygen chamber cable preformed hole, the laserresonator outfan of one end and hyperbaric oxygen chamber outside is tieed up the couplings of laser coupling device with five, its light-conductive rate can be guided into according to district or body cavity internal radiation greater than 60%.
9, laser irradiation apparatus for high pressure oxigen cabin according to claim 1, it is characterized in that the laser in the described importing hyperbaric oxygen chamber, adopt isolated oxygen supply at large, medium and small type hyperbaric oxygen chamber, oxygen concentration is 23% when following in its cabin, the laser power of leading in the cabin into can be with basic identical in the laser power of using out of my cabin, when oxygen concentration 50% was following in minitype high voltage oxygen cabin, the laser of importing was limited to low-power, is safe below 200 milliwatts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN85103131.5A CN1003563B (en) | 1985-04-29 | 1985-04-29 | Laser irradiation apparatus for high pressure oxigen cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN85103131.5A CN1003563B (en) | 1985-04-29 | 1985-04-29 | Laser irradiation apparatus for high pressure oxigen cabin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN85103131A CN85103131A (en) | 1986-07-02 |
| CN1003563B true CN1003563B (en) | 1989-03-15 |
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ID=4792985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN85103131.5A Expired CN1003563B (en) | 1985-04-29 | 1985-04-29 | Laser irradiation apparatus for high pressure oxigen cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1003563B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405769A (en) | 2013-03-07 | 2013-11-27 | 北京亿仁赛博医疗科技研发中心有限公司 | Application of photosensitizer to preparation of virus inactivated medicines for treating diseases |
| CN103432581A (en) | 2013-03-22 | 2013-12-11 | 北京海思威科技有限公司 | Application of carbamide peroxide injection in inactivation of viruses for treating diseases |
| CN106861051A (en) * | 2017-03-30 | 2017-06-20 | 长春长理光学精密机械有限公司 | A kind of therapeutic system that can close light radiation and gas |
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1985
- 1985-04-29 CN CN85103131.5A patent/CN1003563B/en not_active Expired
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| CN85103131A (en) | 1986-07-02 |
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