CN113304401B - Microwave therapeutic instrument - Google Patents
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- CN113304401B CN113304401B CN202110604729.XA CN202110604729A CN113304401B CN 113304401 B CN113304401 B CN 113304401B CN 202110604729 A CN202110604729 A CN 202110604729A CN 113304401 B CN113304401 B CN 113304401B
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- 230000001225 therapeutic effect Effects 0.000 title claims abstract description 31
- 230000005855 radiation Effects 0.000 claims abstract description 95
- 238000009434 installation Methods 0.000 claims abstract description 31
- 230000003993 interaction Effects 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000012856 packing Methods 0.000 claims abstract description 9
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- 230000006835 compression Effects 0.000 claims description 5
- 238000004904 shortening Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 238000001959 radiotherapy Methods 0.000 abstract description 2
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- 235000017491 Bambusa tulda Nutrition 0.000 description 21
- 241001330002 Bambuseae Species 0.000 description 21
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- 238000001514 detection method Methods 0.000 description 16
- 238000005070 sampling Methods 0.000 description 11
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- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
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- 238000010438 heat treatment Methods 0.000 description 3
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- 230000005489 elastic deformation Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
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- 208000003656 Electric Burns Diseases 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/02—Radiation therapy using microwaves
- A61N5/022—Apparatus adapted for a specific treatment
- A61N5/025—Warming the body, e.g. hyperthermia treatment
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Abstract
The invention discloses a microwave therapeutic apparatus, which relates to the technical field of radiotherapy equipment and comprises an installation box, wherein a control system and a human-computer interaction system are arranged in the installation box, a handle is arranged on the top surface of the installation box, a placing groove is formed in the top surface of the installation box, a packing structure is arranged at the top of the placing groove, a microwave head assembly is arranged on the placing groove and comprises a connecting rod assembly, a direction adjusting assembly and a radiation assembly, the tail end of the connecting rod assembly is arranged on the inner side wall of the placing groove, the head end of the connecting rod assembly is connected with the direction adjusting assembly, the direction adjusting assembly is connected with the radiation assembly, the radiation assembly comprises a radiation head and a sealing shielding structure, the sealing shielding structure comprises a plurality of directional telescopic parts and telescopic cylinder parts, the plurality of directional telescopic parts are uniformly distributed on the end surface of the radiation head in the circumferential direction, and the head end of the telescopic cylinder parts is fixed on the end surface of the radiation head and the tail end of the telescopic cylinder parts is connected with the plurality of directional telescopic parts. The invention has the advantages of convenient movement, good user experience and reliable treatment process.
Description
Technical Field
The invention relates to the technical field of radiotherapy equipment, in particular to a microwave therapeutic apparatus.
Background
Microwave refers to electromagnetic wave with frequency ranging from 300MHZ to GHZ, in the 30 s of the 20 th century, medical workers find biological effect of microwave, in clinic, the interaction of microwave and organism can be divided into two categories, namely microwave heating effect and non-microwave heating effect, microwave thermotherapy adopted by microwave therapeutic equipment is a non-contact heating mode, and possibility of thermal burn and electric burn caused by electric contact does not exist. Due to the increasingly perfect technology, the microwave treatment can be finished in an outpatient clinic without anesthesia, and the microwave treatment method has the characteristics of simplicity, convenience and safety. However, the existing microwave therapeutic apparatus has poor frequency and power stability, and meanwhile, the microwave has more useless radiation and large power consumption, so that the service life is short, the whole microwave therapeutic apparatus has a complex structure, large volume and low space utilization rate, is inconvenient to carry and move, and can expose the privacy of a patient when the microwave head is used for treating the patient, particularly a gynecological patient, but can influence the treatment effect of the microwave head if shielding is carried out.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a microwave therapeutic apparatus.
A microwave therapeutic instrument comprises an installation box, wherein a control system and a human-computer interaction system are arranged in the installation box, a handle is arranged in the center of the top surface of the installation box, a placing groove is formed in the rear end of the top surface of the installation box, a packing structure is arranged at the top of the placing groove and used for opening and closing the placing groove, a microwave head assembly is arranged on the placing groove and comprises a connecting rod assembly, a direction adjusting assembly and a radiation assembly, and the connecting rod assembly, the direction adjusting assembly and the radiation assembly are used for being placed in the placing groove in a preset state; the tail end of the connecting rod assembly is arranged on the inner side wall of the placing groove, the head end of the connecting rod assembly is connected with the direction adjusting assembly, and the connecting rod assembly is used for adjusting the height of the direction adjusting assembly; the direction adjusting component is connected with the radiation component and used for adjusting the orientation of the radiation component; the radiation assembly comprises a radiation head connected with the direction adjusting assembly and a sealing shielding structure arranged at the end part of the radiation head, the radiation head is electrically connected with the control system, and the sealing shielding structure comprises a plurality of directional telescopic parts and telescopic cylinder parts; the plurality of directional expansion parts are uniformly distributed on the end face of the radiation head in the circumferential direction, and the directional expansion parts are used for directionally shortening under the action of external force and resetting after the action of the external force disappears; the head end of the telescopic cylinder part is fixed on the end face of the radiation head, the tail end of the telescopic cylinder part is connected with a plurality of directional telescopic parts, and the telescopic cylinder part is used for exerting an external force effect on the directional telescopic parts after the tail end of the telescopic cylinder part is propped against the directional telescopic parts. The control system specifically comprises a wave source control system and a wave radiation module, preferably, the wave source control system adopts a magnetron to provide a microwave source for the system, and the magnetron adopts a 2450MHz medical special magnetron; the man-machine interaction system is provided with a control panel which is communicated with the control system.
Preferably, the telescopic cylinder part comprises a telescopic inner cylinder and a telescopic outer cylinder, the inner cylinder is arranged inside the outer cylinder, the head ends of the inner cylinder and the outer cylinder are fixed on the end surface of the radiation head, and the tail ends of the inner cylinder and the outer cylinder are connected into a whole and connected with the directional telescopic part; wherein, a cavity is formed between the inner layer cylinder and the outer layer cylinder, and a plurality of directional telescopic parts are arranged in the cavity. All directional pars contractilis wrapped up by flexible section of thick bamboo portion, therefore all directional pars contractilis can prop up inlayer section of thick bamboo and outer section of thick bamboo end, and inlayer section of thick bamboo and outer section of thick bamboo end also be flexible section of thick bamboo end, also contact the position of patient's skin, after the patient is supported by the terminal contact of flexible section of thick bamboo portion, inlayer section of thick bamboo and outer section of thick bamboo all can follow directional pars contractilis concertina movement, inlayer section of thick bamboo and outer section of thick bamboo can also protect the patient not direct contact directional pars contractilis simultaneously, in order not to feel uncomfortable, thereby improve user experience.
Preferably, the directional telescoping portion comprises: the supporting part is fixed on the end face of the radiation head; a guide passage provided on an end surface of the support portion and extending to an inside of the radiation head; the guide rod penetrates through the guide channel; the compression spring is arranged between the head end of the guide rod and the bottom surface of the guide channel; the guide rod and the supporting part are arranged in the cavity, and the tail end of the guide rod is connected with the telescopic cylinder part. The supporting part can erect flexible section of thick bamboo portion head end, the guide bar can erect flexible section of thick bamboo portion end, thereby erect whole flexible section of thick bamboo portion, prevent flexible section of thick bamboo portion and lead to the radiation channel to warp because of elastic deformation, let the radiation head all the time can just to the radiation channel, furtherly, through the slip of guide bar in the guide channel, realize directional flexible, compression spring can give an outside thrust of guide bar simultaneously, make the guide bar at flexible in-process on the one hand, the end supports flexible section of thick bamboo portion all the time, on the other hand can let the guide bar reset fast.
Preferably, the radiation head comprises an installation body and a radiator, wherein the center of the end face of the installation body is provided with an installation groove, the inside of the installation groove is provided with the radiator, and the radiator is electrically connected with the control system; wherein, the mounting groove just faces telescopic cylinder portion center. Whole flexible section of thick bamboo encloses on the installation body terminal surface of mounting groove outside to seal whole mounting groove and separate, the supporting part also evenly sets up on the installation body terminal surface of mounting groove outside according to the circumferencial direction simultaneously.
Preferably, the connecting rod assembly comprises: a plurality of support links connected in sequence; the plurality of rotary fixing structures are sequentially arranged at the end parts of different adjacent supporting connecting rods; wherein, one of the supporting connecting rods is hinged on the inner side wall of the placing groove, and the adjacent supporting connecting rods can rotate around the rotating fixed structure; the rotation fixing structure is used for locking the two support connecting rods which penetrate through the rotation fixing structure, so that the two support connecting rods cannot rotate relatively. A plurality of supporting connecting rods link to each other in proper order through rotating fixed knot structure, the number can be installed as required, the supporting connecting rod who articulates at the standing groove inside wall is the one-level connecting rod, be the second grade connecting rod with being connected of one-level connecting rod, be the tertiary connecting rod with being connected of second grade connecting rod, analogize with this, last be the multistage connecting rod, wherein, the head end of one-level connecting rod articulates at the standing groove inside wall, the end expert of one-level connecting rod rotates fixed knot structure and connects second grade connecting rod head end, second grade connecting rod head end is through rotating the tertiary connecting rod end of fixed knot structure connection, analogize with this, all connecting rods connect in turn integratively, when using, only need let rotation each other between the adjacent supporting connecting rod, just can adjust whole link assembly's height, and after the regulation is accomplished, can pin adjacent supporting connecting rod through rotating fixed knot structure, thereby realize fixed whole height.
Preferably, the rotation fixing structure includes: the rotating shaft penetrates through the end parts of the two adjacent supporting connecting rods; and two locking heads respectively arranged at two ends of the rotating shaft; the two ends of the rotating shaft are provided with external threads, the locking heads are locked with the external threads, and the two adjacent supporting connecting rods are positioned on the rotating shaft between the two locking heads. Two adjacent support connecting rods can rotate around the rotating shaft simultaneously to realize the relative rotation of the two, and when needed, the positions of the two locking heads on the rotating shaft can be adjusted to shorten the distance between the two locking heads, so that the two support connecting rods are abutted together to prevent the relative rotation from being continued.
Preferably, the direction adjustment assembly comprises: the primary rotating disc is fixed at the tail end of the connecting rod assembly; and a secondary rotating disk connected with the primary rotating head; the radiation head is fixed on the secondary rotating disc, and the primary rotating disc is used for rotating around the central line of the secondary rotating disc. The second-level rotating disc is clamped in the first-level rotating disc, and the second-level rotating disc and the first-level rotating disc can rotate along the same central line.
Preferably, the control system comprises a power supply, a microwave source, a processor, a pulse modulator, a power regulator and a feedback module; the human-computer interaction module is electrically connected with the processor, the processor is electrically connected with the pulse modulator, the power regulator and the feedback module, the pulse modulator and the power regulator are electrically connected with the microwave source, and the microwave source is electrically connected with the feedback module and the radiator. An operating program and an application program of the microwave therapeutic apparatus are arranged in the processor, and the application program is carried out through a human-computer interaction system, so that the microwave therapeutic apparatus enters a normal working state; the power regulator, namely the power gear selection, is through different gears shown on the human-computer interaction system, after choosing one of them, enter the processor bus through the program command, through the data handling, finish a gear change movement, if need increase or reduce the microwave power, can change the gear flexibly and conveniently directly; the pulse modulator is a source for generating microwave pulses, pulse signals with variable pulse widths are generated through an integrated circuit, the pulse widths are changed through an adjustable potentiometer, and due to the fact that the pulse sources are poor in anti-jamming capability, the photoelectric isolator is adopted, so that electrifying interference is completely cut off through one-time photoelectric conversion, pulse currents are generated through a high-speed switching tube, and the pulse currents are sent to the microwave sources through an output network; the microwave source can be a 2450MHz pulse magnetron, and generates microwaves, wherein the microwaves are generated by rotating radiation electron current which is agitated by pulse current, and the microwave energy is discharged from a radiator through multi-cavity resonance and a coupling ring; the radiator directly applies microwave energy generated by the magnetron to the treatment part of the human body, so that the transmission characteristic, the directivity and the energy attenuation index of the radiator are important.
Preferably, the feedback module comprises a power acquisition module, a power detection module and a signal conversion output module which are electrically connected in sequence; the power acquisition module is electrically connected with the microwave source, and the signal conversion output module is electrically connected with the processor. The power acquisition module carries out accurate separation sampling on a power signal at the output end of the magnetron, namely on a transmission line of a microwave source, a small part of microwave signal is coupled out, and the sampling signal is input into the power detection module for power detection through a certain coupling mechanism; the power detection module is used for detecting the sampling signals separately output by the power acquisition module, has good output linearity and stability for different sampling signals, has small consistency error, and can accurately measure the sampling signals with high peak-to-average ratio; the signal conversion output module calculates output and input power and obtains a standing wave ratio of incident waves to reflected waves on the basis of detection, and in order to improve the detection accuracy of the power detection module, a multi-sampling averaging mode is adopted to eliminate errors, and microwave signals and detection results after detection are converted into digital signals with specific voltage values and then input into a processor for control processing.
Preferably, a heat sensor is arranged on the radiator and electrically connected with the processor. The heat sensor is a high-sensitivity digital temperature sensor, detects the temperature signal value on the radiator and transmits the temperature signal value to the processor, and when the processor judges that the temperature signal value exceeds a preset threshold value, the heat sensor automatically sends out an alarm sound signal and cuts off the microwave power output.
Preferably, the front end face of the installation box is further provided with a radiation port, and an optical radiation module connected with the control system is arranged in the radiation port. Through setting up the radiation mouth at the install bin openly, the patient also can be through the treatment of shining of radiation mouth, comes direct adjustment radiation mouth's irradiation direction through the handle to another kind of treatment mode is provided.
The invention has the beneficial effects that:
according to the microwave therapeutic apparatus, the main body of the whole microwave therapeutic apparatus is the installation box, all other structures are arranged on or in the installation box, and meanwhile, the microwave head assembly can be accommodated in the placing groove, so that the space utilization rate of the whole therapeutic apparatus is greatly improved, the whole therapeutic apparatus is moved quickly by using the lifting handle, the user experience is improved, and the whole therapeutic apparatus can be used in more occasions; furthermore, the placing groove can be opened and closed through a sealing structure, foreign matters and dust can be prevented from entering the placing groove after the placing groove is closed, and the attractiveness and the practicability are improved; furthermore, the height of the direction adjusting assembly is adjusted through the connecting rod assembly, and then the orientation of the radiation assembly is adjusted through the direction adjusting assembly, so that when the whole therapeutic apparatus is used, the placing groove is opened through the packing structure, then the states of the connecting rod assembly and the direction adjusting assembly are changed, the microwave head assembly is moved out of the placing groove, and finally the radiation assembly is ensured to be positioned at any treatment position required by a patient; more critical is, whole radiation assembly is through setting up sealed structure of sheltering from, the effect of protection patient privacy can be realized, wherein, utilize to enclose between flexible section of thick bamboo portion and the radiation head and establish and form semi-enclosed radiation channel, only need just to the treatment position of patient with whole radiation head when using, let the radiation head move towards treatment position again, support patient's skin until flexible section of thick bamboo portion tip, can let the radiation channel seal, fully shelter from patient treatment position, also can not let the radiation head accidental contact patient's skin, can also realize adjusting the treatment distance of radiation head, on the basis of the effect of protection patient privacy, treatment reliability has still been improved, wherein more crucial is, because patient treatment position's skin is not smooth, consequently support the squeezing action that produces behind patient's skin through flexible section of thick bamboo portion tip, give and exert certain external force to the pars contractilis of different degrees, thereby make flexible section of thick bamboo portion tip after the deformation still fully laminate patient's skin, thereby guarantee radiation channel seals, and then realize sheltering from the complete of arbitrary treatment position to patient.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a top view of the structure of the present invention;
FIG. 2 is a perspective view of the structure of the present invention;
FIG. 3 is a side view of the structure in one state of the invention;
FIG. 4 is a side view of the structure in another state of the invention;
FIG. 5 is a side perspective view of a radiating element of the present invention;
fig. 6 is a front sectional view of a radiation module according to the present invention;
FIG. 7 is a schematic diagram of the control system of the present invention.
Reference numerals:
1-installation box, 11-handle, 12-placement groove, 13-packing structure, 2-control system, 21-power supply, 22-microwave source, 23-processor, 24-pulse modulator, 25-power regulator, 26-feedback module, 261-power acquisition module, 262-power detection module, 263-signal conversion output module, 27-thermal sensor, 3-man-machine interaction system, 4-microwave head assembly, 5-connecting rod assembly, 51-supporting connecting rod, 52-rotation fixed structure, 521-rotation shaft, 522-locking head, 6-direction adjustment assembly, 61-primary rotation disc, 62-secondary rotation disc, 7-radiation assembly, 71-radiation head, 711-installation body, 712-radiator, 72-sealing shielding structure, 721-directional expansion part, 7211-supporting part, 7212-guiding channel, 7213-guiding rod, 7214-compression spring, 722-expansion cylinder part, 7221-inner cylinder, 7222-radiation cylinder, 7223-cavity, 8-radiation opening.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships usually placed when the products of the present invention are used, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed in specific orientations, and operate, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1 to 7, a microwave therapeutic apparatus comprises an installation box 1, a control system 2 and a human-computer interaction system 3 are arranged in the installation box 1, a handle 11 is arranged in the center of the top surface of the installation box 1, a placement groove 12 is formed in the rear end of the top surface of the installation box 1, a packing structure 13 is arranged on the top of the placement groove 12, the packing structure 13 is used for opening and closing the placement groove 12, a microwave head assembly 4 is arranged on the placement groove 12, the microwave head assembly 4 comprises a connecting rod assembly 5, a direction adjusting assembly 6 and a radiation assembly 7, and the connecting rod assembly 5, the direction adjusting assembly 6 and the radiation assembly 7 are used for being placed in the placement groove 12 in a preset state; the tail end of the connecting rod assembly 5 is arranged on the inner side wall of the placing groove 12, the head end of the connecting rod assembly 5 is connected with the direction adjusting assembly 6, and the connecting rod assembly 5 is used for adjusting the height of the direction adjusting assembly 6; the direction adjusting component 6 is connected with the radiation component 7 and is used for adjusting the orientation of the radiation component 7; the radiation assembly 7 comprises a radiation head 71 connected with the direction adjusting assembly 6 and a sealing shielding structure 72 arranged at the end part of the radiation head 71, the radiation head 71 is electrically connected with the control system 2, and the sealing shielding structure 72 comprises a plurality of directional telescopic parts 721 and telescopic cylinder parts 722; the directional expansion parts 721 are uniformly distributed on the end face of the radiation head 71 in the circumferential direction, and the directional expansion parts 721 are used for directional shortening under the action of external force and resetting after the action of the external force disappears; the telescopic cylinder portion 722 has a head end fixed to the end face of the radiation head 71 and a tail end connected to a plurality of directional telescopic portions 721, and the telescopic cylinder portion 722 is adapted to apply an external force to the directional telescopic portions 721 after the tail end is abutted.
In this embodiment, it should be noted that the control system 2 specifically includes a wave source control system 2 and a wave radiation module, preferably, the wave source control system 2 adopts a magnetron to provide a microwave source 22 for the system, and the magnetron adopts a 2450MHz magnetron dedicated for medical treatment; the man-machine interaction system 3 is provided with a control panel which is communicated with the control system 2. Particularly, the main body of the whole microwave therapeutic apparatus is the installation box 1, all other structures are arranged on or in the installation box 1, and meanwhile, the microwave head assembly 4 can be accommodated in the placing groove 12, so that the space utilization rate of the whole therapeutic apparatus is greatly improved, the whole therapeutic apparatus is quickly carried by using the lifting handle 11, the whole therapeutic apparatus is moved, the user experience is improved, and the whole therapeutic apparatus can be used in more occasions; furthermore, the placing groove 12 can be opened and closed through the packing structure 13, foreign matters and dust can be prevented from entering the placing groove 12 after the placing groove 12 is closed, and the attractiveness and the practicability are improved; furthermore, the height of the direction adjusting component 6 is adjusted through the connecting rod component 5, and then the orientation of the radiation component 7 is adjusted through the direction adjusting component 6, so that when the whole therapeutic apparatus is used, the placing groove 12 is opened through the packing structure 13, then the states of the connecting rod component 5 and the direction adjusting component 6 are changed, the microwave head component 4 is moved out of the placing groove 12, and finally the radiation component 7 is ensured to be positioned at any treatment position required by a patient, after treatment is completed, the states of the connecting rod component 5 and the direction adjusting component 6 can be changed, the whole microwave head component 4 is ensured to be reliably stored in the placing groove 12, and the microwave head component is convenient to store and transport and can be used quickly; more importantly, the whole radiation assembly 7 can realize the function of protecting the privacy of the patient by arranging the sealing shielding structure 72, wherein a semi-closed radiation passage is formed by enclosing the telescopic cylinder part 722 and the radiation head 71, when in use, only the whole radiation head 71 is required to be over against the treatment position of the patient, and then the radiation head 71 is required to move towards the treatment position until the end part of the telescopic cylinder part 722 abuts against the skin of the patient, so that the radiation passage is closed, the treatment position of the patient is fully shielded, the radiation head 71 cannot accidentally contact the skin of the patient, and the treatment distance of the radiation head 71 can be adjusted.
Specifically, the telescopic cylinder section 722 comprises a telescopic inner cylinder 7221 and a telescopic outer cylinder 7222, the inner cylinder 7221 is arranged inside the outer cylinder 7222, the head ends of the inner cylinder 7221 and the outer cylinder 7222 are fixed on the end face of the radiation head 71, and the tail ends of the inner cylinder 7221 and the outer cylinder 7222 are connected into a whole and connected with the directional telescopic part 721; wherein a cavity 7223 is formed between the inner and outer barrels 7221, 7222, and a plurality of directional expanders 721 are disposed in the cavity 7223.
In this embodiment, it should be noted that all the directional expansion parts 721 are wrapped by the expansion cylinder part 722, so all the directional expansion parts 721 can support the ends of the inner cylinder 7221 and the outer cylinder 7222, and the ends of the inner cylinder 7221 and the outer cylinder 7222, that is, the ends of the expansion cylinder part 722, that is, the parts contacting the skin of the patient, when the patient is contacted and supported by the ends of the expansion cylinder part 722, both the inner cylinder 7221 and the outer cylinder 7222 can move in an expansion and contraction manner along with the directional expansion parts 721, and the inner cylinder 7221 and the outer cylinder 7222 can protect the patient from directly contacting the directional expansion parts 721, so as to avoid discomfort, thereby improving the user experience.
Specifically, the directional expansion part 721 includes: a support portion 7211 fixed to an end surface of the radiation head 71; a guide passage 7212 opened at an end surface of the support portion 7211 and extending to the inside of the radiation head 71; a guide rod 7213 inserted into the guide passage 7212; and a compression spring 7214 disposed between the head end of the guide bar 7213 and the bottom surface of the guide passage 7212; wherein, the guide bar 7213 and the support portion 7211 are both disposed in the hollow chamber 7223, and the end of the guide bar 7213 is connected to the telescopic cylinder portion 722.
In the present embodiment, it should be noted that the support portion 7211 can set up the head end of the telescopic cylinder portion 722, and the guide rod 7213 can set up the tail end of the telescopic cylinder portion 722, so as to set up the entire telescopic cylinder portion 722, prevent the deformation of the radiation passage due to the elastic deformation of the telescopic cylinder portion 722, allow the radiation head 71 to always face the radiation passage, further, allow the guide rod 7213 to slide in the guide passage 7212 to realize directional expansion and contraction, and the compression spring 7214 can apply an outward pushing force to the guide rod 7213, so that the tail end of the guide rod 7213 always abuts against the telescopic cylinder portion 722 during expansion and contraction, on the other hand, the guide rod 7213 can be quickly returned.
Specifically, the radiation head 71 includes a mounting body 711 and a radiator 712, wherein a mounting groove is formed in the center of the end surface of the mounting body 711, the radiator 712 is arranged inside the mounting groove, and the radiator 712 is electrically connected to the control system 2; wherein, the mounting groove is opposite to the center of the telescopic cylinder part 722.
In the present embodiment, the entire telescopic cylinder portion 722 is enclosed by the end surface of the attachment body 711 outside the mounting groove, so that the entire mounting groove is sealed, and the support portions 7211 are also uniformly provided on the end surface of the attachment body 711 outside the mounting groove in the circumferential direction.
Specifically, the link assembly 5 includes: a plurality of support links 51 connected in sequence; and a plurality of rotation fixing structures 52 sequentially provided on the ends of different adjacent support links 51; wherein, one support link 51 is hinged on the inner side wall of the placing groove 12, and the adjacent support link 51 can rotate the fixed structure 52; the rotation fixing structure 52 is used to lock the two support links 51 passing through it, so that the two support links 51 cannot rotate relatively.
In this embodiment, it should be noted that, a plurality of support connecting rods 51 are sequentially connected through the rotating fixing structure 52, a plurality of support connecting rods can be installed as required, the support connecting rod 51 hinged on the inner side wall of the placing groove 12 is a first-stage connecting rod, the support connecting rod connected with the first-stage connecting rod is a second-stage connecting rod, the support connecting rod connected with the second-stage connecting rod is a third-stage connecting rod, and so on, and the last is a multi-stage connecting rod, wherein the head end of the first-stage connecting rod is hinged on the inner side wall of the placing groove 12, the tail end of the first-stage connecting rod is connected with the head end of the second-stage connecting rod through the rotating fixing structure 52, the head end of the second-stage connecting rod is connected with the tail end of the third-stage connecting rod through the rotating fixing structure 52, and so on, all connecting rods are alternately connected into a whole, when in use, only need to rotate between adjacent support connecting rods, the height of the whole connecting rod assembly 5 can be adjusted, and after the adjustment is completed, the adjacent support connecting rods 51 can be locked through the rotating fixing structure 52, thereby fixing the whole height.
Specifically, the rotation fixing structure 52 includes: a rotating shaft 521 which is arranged at the end of two adjacent supporting connecting rods 51 in a penetrating way; and two locking heads 522 respectively disposed at both ends of the rotating shaft 521; wherein, the two ends of the rotating shaft 521 are provided with external threads, the locking heads 522 are locked with the external threads, and the two adjacent supporting connecting rods 51 are positioned on the rotating shaft 521 between the two locking heads 522.
In the present embodiment, it should be noted that two adjacent support links 51 can rotate around the rotation shaft 521 at the same time, so as to achieve the relative rotation therebetween, and when necessary, the positions of the two locking heads 522 on the rotation shaft 521 can be adjusted to shorten the distance between the two locking heads 522, so as to tightly abut the two support links 51 together, thereby preventing the relative rotation from being further continued.
Specifically, the direction adjustment assembly 6 includes: a primary rotating disk 61 fixed to the end of the connecting rod assembly 5; and a secondary rotating disk 62 connected to the primary rotating head; wherein the radiation head 71 is fixed to the secondary rotary disk 62 and the primary rotary disk 61 is adapted to rotate around the center line of the secondary rotary disk 62.
In the present embodiment, it should be noted that the secondary rotating disk 62 is engaged with the primary rotating disk 61, and the secondary rotating disk 62 and the primary rotating disk 61 can rotate along the same center line.
Specifically, the control system 2 includes a power supply 21, a microwave source 22, a processor 23, a pulse modulator 24, a power regulator 25, and a feedback module 26; the human-computer interaction module is electrically connected to the processor 23, the processor 23 is electrically connected to the pulse modulator 24, the power regulator 25 and the feedback module 26, the pulse modulator 24 and the power regulator 25 are electrically connected to the microwave source 22, and the microwave source 22 and the feedback module 26 are electrically connected to the radiator 712.
In this embodiment, it should be noted that the processor 23 is provided with an operating program and an application program of the microwave therapeutic apparatus, and the microwave therapeutic apparatus enters a normal operating state by executing the application program through the human-computer interaction system 3; the power regulator 25, namely the power gear selection, is to enter the bus of the processor 23 through a program instruction after selecting one of different gears displayed on the human-computer interaction system 3, and complete a gear shifting action through data processing, if the microwave power needs to be increased or reduced, the gear can be directly and flexibly replaced; the pulse modulator 24 is a source for generating microwave pulses, and generates pulse signals with variable pulse widths through an integrated circuit, and the pulse widths are changed through an adjustable potentiometer, and because the pulse sources have poor anti-jamming capability, a photoelectric isolator is adopted, so that the electrification interference is completely cut off through one-time photoelectric conversion, pulse currents are generated through a high-speed switching tube, and then the pulse currents are transmitted to the microwave source 22 through an output network; the microwave source 22 may be a 2450MHZ pulsed magnetron to generate microwaves by rotating a stream of radiant electrons swept up by a pulsed current through a multi-cavity resonant and coupling ring to discharge microwave energy from the radiator 712; since the radiator 712 directly applies microwave energy generated from a magnetron to a treatment region of a human body, transmission characteristics, directivity, and energy attenuation of the radiator 712 are important.
Specifically, the feedback module 26 includes a power collecting module 261, a power detecting module 262 and a signal converting and outputting module 263, which are electrically connected in sequence; the power collecting module 261 is electrically connected to the microwave source 22, and the signal converting and outputting module 263 is electrically connected to the processor 23.
In this embodiment, it should be noted that the power acquisition module 261 performs precise separation sampling on the power signal at the output end of the magnetron, that is, on the transmission line of the microwave source 22, couples out a small portion of the microwave signal, and inputs the sampled signal into the power detection module 262 for power detection through a certain coupling mechanism; the power detection module 262 is used for detecting the sampling signals separately output by the power acquisition module 261, and has good output linearity and stability for different sampling signals, the consistency error is small, and the sampling signals with high peak-to-average ratio can be accurately measured; the signal conversion output module 263 calculates the output power and the input power and obtains the standing wave ratio of the incident wave to the reflected wave at the same time, in order to improve the detection accuracy of the power detection module 262, a multi-sampling averaging method is adopted to eliminate errors, and the detected microwave signal and the detection result are converted into a digital signal with a specific voltage value and then input to the processor 23 for control processing.
Specifically, the radiator 712 is provided with a thermal sensor 27, and the thermal sensor 27 is electrically connected to the processor 23.
In this embodiment, the thermal sensor 27 is a high-sensitivity digital temperature sensor, detects the temperature signal value of the radiator 712 and transmits it to the processor 23, and when the processor 23 determines that the temperature signal value exceeds a preset threshold, it automatically sends out an alarm sound signal and cuts off the microwave power output.
Specifically, the front end face of the installation box 1 is further provided with a radiation port 8, and an optical radiation module connected with the control system 2 is arranged in the radiation port 8.
In the present embodiment, it should be noted that, by providing the radiation port 8 on the front surface of the installation box 1, the patient can perform the irradiation treatment through the radiation port 8, and the irradiation direction of the radiation port 8 is directly adjusted by the handle 11, thereby providing another treatment method.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being covered by the appended claims and their equivalents.
Claims (10)
1. A microwave therapeutic instrument is characterized by comprising an installation box, wherein a control system and a human-computer interaction system are arranged in the installation box, a handle is arranged in the center of the top surface of the installation box, a placement groove is formed in the rear end of the top surface of the installation box, a packing structure is arranged at the top of the placement groove and used for opening and closing the placement groove, a microwave head assembly is arranged on the placement groove and comprises a connecting rod assembly, a direction adjusting assembly and a radiation assembly, and the connecting rod assembly, the direction adjusting assembly and the radiation assembly are used for being placed in the placement groove in a preset state; wherein,
the tail end of the connecting rod assembly is arranged on the inner side wall of the placing groove, the head end of the connecting rod assembly is connected with the direction adjusting assembly, and the connecting rod assembly is used for adjusting the height of the direction adjusting assembly;
the direction adjusting component is connected with the radiation component and used for adjusting the orientation of the radiation component;
the radiation assembly comprises a radiation head connected with the direction adjusting assembly and a sealing shielding structure arranged at the end part of the radiation head, the radiation head is electrically connected with the control system, and the sealing shielding structure comprises a plurality of directional telescopic parts and telescopic cylinder parts;
the plurality of directional expansion parts are uniformly distributed on the end face of the radiation head in the circumferential direction, and the directional expansion parts are used for directionally shortening under the action of external force and resetting after the action of the external force disappears;
the head end of the telescopic cylinder part is fixed on the end face of the radiation head, the tail end of the telescopic cylinder part is connected with the plurality of directional telescopic parts, the telescopic cylinder part is used for exerting an external force effect on the directional telescopic parts after the tail end of the telescopic cylinder part is abutted against the directional telescopic parts, the plurality of directional telescopic parts are telescopic in different degrees through the concave-convex degree of the skin at the treatment position, and therefore the end part of the deformed telescopic cylinder part is attached to the skin of a patient.
2. The microwave therapeutic apparatus according to claim 1, wherein the telescopic tube portion comprises a telescopic inner tube and a telescopic outer tube, the inner tube is disposed inside the outer tube, the inner tube and the head end of the outer tube are fixed on the end surface of the radiation head, the tail ends of the inner tube and the outer tube are connected into a whole and connected with the directional telescopic portion; wherein,
a cavity is formed between the inner layer cylinder and the outer layer cylinder, and a plurality of directional telescopic parts are arranged in the cavity.
3. The microwave treatment apparatus of claim 2, wherein the directional expansion comprises:
a support part fixed on the end face of the radiation head;
a guide passage provided in an end surface of the support portion and extending to an inside of the radiation head;
the guide rod penetrates through the guide channel; and
the compression spring is arranged between the head end of the guide rod and the bottom surface of the guide channel; wherein,
the guide rod and the supporting part are arranged in the cavity, and the tail end of the guide rod is connected with the telescopic cylinder part.
4. The microwave therapeutic apparatus according to claim 3, wherein the radiation head comprises a mounting body and a radiator, a mounting groove is formed in the center of the end surface of the mounting body, the radiator is arranged in the mounting groove, and the radiator is electrically connected with the control system; wherein,
the mounting groove is opposite to the center of the telescopic cylinder part.
5. The microwave treatment apparatus of claim 4 wherein the linkage assembly comprises:
a plurality of support links connected in sequence; and
a plurality of rotary fixing structures which are sequentially arranged on the end parts of different adjacent supporting connecting rods; wherein,
one support connecting rod is hinged on the inner side wall of the placing groove, and the adjacent support connecting rods can rotate around the rotary fixing structure;
the rotation fixing structure is used for locking the two support connecting rods which penetrate through the rotation fixing structure, so that the two support connecting rods cannot rotate relatively.
6. A microwave treatment apparatus as defined in claim 5, wherein the rotation-fixing structure comprises:
the rotating shaft penetrates through the end parts of the two adjacent supporting connecting rods; and
two locking heads respectively arranged at two ends of the rotating shaft; wherein,
the two ends of the rotating shaft are provided with external threads, the locking heads are locked with the external threads, and the two adjacent supporting connecting rods are positioned on the rotating shaft between the two locking heads.
7. A microwave treatment apparatus according to any one of claims 1-6, wherein the direction adjustment assembly comprises:
the primary rotating disc is fixed at the tail end of the connecting rod assembly; and
the second-stage rotating disc is connected with the first-stage rotating head; wherein,
the radiation head is fixed on the secondary rotating disk, and the primary rotating disk is used for rotating around the central line of the secondary rotating disk.
8. The microwave therapeutic apparatus of claim 4 wherein the control system comprises a power source, a microwave source, a processor, a pulse modulator, a power regulator and a feedback module; wherein,
the human-computer interaction module is electrically connected with the processor, the processor is electrically connected with the pulse modulator, the power regulator and the feedback module, the pulse modulator and the power regulator are electrically connected with the microwave source, and the microwave source and the feedback module are electrically connected with the radiator.
9. The microwave therapeutic apparatus according to claim 8, wherein the feedback module comprises a power collecting module, a power detecting module and a signal converting and outputting module which are electrically connected in sequence; wherein,
the power acquisition module is electrically connected with the microwave source, and the signal conversion output module is electrically connected with the processor.
10. A microwave treatment apparatus as claimed in claim 8 or claim 9 wherein a thermal sensor is provided on the radiator, the thermal sensor being electrically connected to the processor.
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