37 results about "Holmium Lasers" patented technology

The flexible ureteroscope device comprises a flexible ureteroscope body and a sheathing canal body used for supporting the urethra to form a passage for the flexible ureteroscope body to enter, the flexible ureteroscope body comprises a miniature camera used for imaging and a holmium laser optical fiber used for cutting stones, a guide groove and a positioning groove are formed in the outer wall of the flexible ureteroscope body, and the guide groove and the positioning groove are communicated with each other. A balloon is connected into the sheath tube body and used for being matched with the flexible lens body to expand a narrow urethra area, a cross air pipe is fixedly connected to the outer side of the sheath tube body and used for injecting air into the balloon, a bearing seat is axially connected to the outer side of the sheath tube body in a sliding mode, and an adjusting assembly is connected into the bearing seat and used for driving the sheath tube body to move automatically. The adjusting assembly comprises a pressure sensor used for detecting the pressure in the ureter. According to the technical scheme, the operation cost is reduced, the operation period is shortened, and the stability of the operation process is improved.

1. Name of the product in this design: Portable Holmium Laser Therapy Machine. 2. Purpose of this design: For use in medical laser therapy machines, belonging to medical equipment. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D rendering 1.

1. The name of the present design product: dynamic graphical user interface of electronic device for laser treatment operation (holmium laser). 2. The use of the present design product: an electronic device. 3. The design points of the present design product: the interface content of the graphical user interface in the display screen panel. 4. The picture or photo that best indicates the design points: design 1 interface change state figure 4. 5. Design 1 is designated as the basic design. 6. The use of the graphical user interface: the present design product is used for the operation of the laser treatment function. 7. Human-Computer Interaction Methods of Graphical User Interface: In Design 1, after powering on, the device displays the main view of Design 1. After entering the password in the main view of Design 1, a self-test is performed, and the interface sequentially jumps to the interface change state diagrams 1, 2, 3, and 4 of Design 1. In the interface change state diagram 4 of Design 1, clicking the "Off," "Low," "Med," and "High" buttons at the bottom changes the buttons from blue to green. Clicking the "Med" button in the interface change state diagram 4 of Design 1 causes the interface to jump from Design 1 interface change state diagram 4 to Design 1 interface change state diagram 5. In Design 2, after powering on, the device displays the main view of Design 2. After entering the password in the main view of Design 2, a self-test is performed, and the interface sequentially jumps to the interface change state diagrams 1, 2, 3, and 4 of Design 2. In the interface change state diagram 4 of Design 2, clicking the "Off," "Low," "Med," and "High" buttons at the bottom changes the buttons from blue to green. Clicking the "Med" button in the interface change state diagram 4 of Design 2 causes the interface to jump from Design 2 interface change state diagram 5 to Design 2 interface change state diagram 5. Clicking the "Off" button below the "l" will cause the interface to switch from Design 2 interface state diagram 4 to Design 2 interface state diagram 5. In Design 3, after powering on, the device displays the Design 3 main view. After entering the password in the Design 3 main view, a self-test will be performed, and the interface will sequentially switch to Design 3 interface state diagrams 1, 2, 3, and 4. In Design 3 interface state diagram 4, clicking the "Off," "Low," "Med," and "High" buttons at the bottom will change the buttons from blue to green. Clicking the "standby" button in Design 3 interface state diagram 4 will cause the interface to switch from Design 3 interface state diagram 4 to Design 3 interface state diagram 5. In Design 4, after powering on, the device displays the Design 4 main view. After entering the password in the Design 4 main view, a self-test will be performed, and the interface will sequentially switch to Design 4 interface state diagrams 1, 2, 3, and 4. In Design 4 interface state diagram 4, clicking the "Off," "Low," "Med," and "High" buttons at the bottom will change the buttons from blue to green. When the device detects a water flow fault, the interface changes to green. In Design 5, after powering on, the device displays the main view of Design 5. After entering the password in the main view of Design 5, a self-test is performed, and the interface sequentially changes to the interface states 1, 2, 3, and 4 of Design 5. In the interface state 4 of Design 5, clicking the "Off," "Low," "Med," and "High" buttons at the bottom changes the buttons from blue to green. When the device detects a water level fault, the interface changes to the interface state 5 of Design 5. Similarly, in Design 6, after powering on, the device displays the main view of Design 6. After entering the password in the main view of Design 6, a self-test is performed, and the interface sequentially changes to the interface states 1, 2, 3, and 4 of Design 6. In the interface state 4 of Design 6, clicking the "Off," "Low," "Med," and "High" buttons at the bottom changes the buttons from blue to green. When the device detects a water temperature fault, the interface changes to the interface state 5 of Design 6.In the design 7, after booting, the device displays the design 7 main view, after inputting the password in the design 7 main view, self-checking is performed, the interface is sequentially switched to the design 7 interface change state diagram 1, 2, 3, 4, in the design 7 interface change state diagram 4, the “Off”, “Low”, “Med”, “High” and the like buttons below are clicked, the buttons change from blue to green, when the device does not detect the optical fiber, the interface is switched to the design 7 interface change state diagram 5; in the design 8, after booting, the device displays the design 8 main view, after inputting the password in the design 8 main view, self-checking is performed, the interface is sequentially switched to the design 8 interface change state diagram 1, 2, 3, 4, in the design 8 interface change state diagram 4, the “Off”, “Low”, “Med”, “High” and the like buttons below are clicked, the buttons change from blue to green, when the power-off button of the device is pressed, the interface is switched to the design 8 interface change state diagram 5.

The present invention relates to the field of holmium laser technology, and specifically to a holmium laser with four rods arranged side by side in a common cavity, including a housing, and further including: four main bottom plates, the four main bottom plates are parallel to each other and are arranged side by side in pairs and movably arranged in the housing; a secondary bottom plate, the secondary bottom plate is located in the middle of the four main bottom plates and is parallel to the main bottom plates; a scissor-type moving mechanism, the scissor-type moving mechanism is arranged in the housing and is connected to the secondary bottom plate. When the main heat detector on a certain main bottom plate detects an abnormality, the scissor-type moving mechanism drives the secondary bottom plate to move to the original position of the main bottom plate, and pushes the main bottom plate to slide horizontally, so that the secondary laser cavity can replace the main laser cavity on the main bottom plate to continue working, so that the laser can output normally; at the same time, the main laser cavity on the main bottom plate stops working to reduce heat, thereby avoiding too high temperature inside the laser, greatly reducing the failure rate of the laser, and ensuring the stability and service life of the entire system.

The present invention relates to the technical field of laser therapeutic apparatus, specifically a laser therapeutic apparatus that is convenient for switching output laser, including a laser therapeutic apparatus body, a display module and an optical fiber output connector are arranged outside the laser therapeutic apparatus body, a control mechanism, a power supply mechanism, a high-voltage generating mechanism and a heat dissipation mechanism are arranged inside the laser therapeutic apparatus body, and also includes a laser generating mechanism, which includes a holmium laser generator, a thulium laser generator, an optical fiber adapter and a housing. The present invention has a holmium laser generator and a thulium laser generator, and the two can realize rapid switching with the output optical fiber through an optical fiber adapter. Therefore, during the operation, the user can quickly realize the change of the laser type according to actual needs, thereby providing better patient services.

The utility model discloses a holmium laser generating device which comprises a pulse xenon lamp, a holmium laser rod is horizontally arranged in a ceramic cavity from bottom to top, two ends of the pulse xenon lamp horizontally extend to the outside of the ceramic cavity and are respectively connected with a motor chuck, one end of the holmium laser rod horizontally extends to the outside of the ceramic cavity, and the other end of the holmium laser rod horizontally extends to the inside of the ceramic cavity. The total-reflection film is plated on one end face of the holmium laser rod, the other end of the holmium laser rod horizontally extends out of the ceramic cavity, and the semi-reflection film is plated on the other end face of the holmium laser rod; the semiconductor laser assembly comprises a semiconductor laser and a semiconductor laser base, the semiconductor laser is installed at the end, close to the total-reflection film, of the shell through the semiconductor laser base, and laser beams emitted by the semiconductor laser are aligned with the total-reflection film; the coupler is mounted at one end, close to the semi-reflective film, of the shell through the coupler seat, and a laser focusing channel of the coupler is aligned with the semi-reflective film. According to the utility model, the laser emission efficiency is improved, and the laser light path stability is improved.

The embodiment of the invention discloses an image restoration method and electronic equipment. The method comprises the steps that a target image and a trained image restoration model are acquired, and the target image comprises a first holmium laser exposure area of tissue details to be restored; the target image is input into the image restoration model, a target restoration image including a target restoration area is obtained according to an output result of the image restoration model, and the target restoration area is the first holmium laser exposure area with restored tissue details. According to the technical scheme provided by the embodiment of the invention, the tissue details of the holmium laser exposure area in the image can be recovered.

The invention discloses an intracavity resonance ESA pumping enhanced thulium-doped laser, which comprises a 0.8 [mu] m pumping source, an input mirror, a thulium-doped laser medium, a holmium-doped laser medium and an output mirror, the thulium-doped laser medium and the holmium-doped laser medium are placed in the same cavity, 1.9 [mu] m, 2.1 [mu] m and 2.3 [mu] m laser resonant cavities are formed between the input mirror and the output mirror, the 0.8 [mu] m pumping source emits 0.8 [mu] m wave band pumping light, and the output mirror emits holmium-doped laser light. The laser is emitted to the thulium-doped laser medium through the input mirror, the generated 1.9 [mu] m and 2.1 [mu] m wave band laser oscillates in the cavity but is not output to the outside of the laser resonant cavity, and the generated 2.3 [mu] m laser is output to the outside of the laser resonant cavity through the output mirror. The thulium-doped laser is based on 2.1 [mu] m intra-cavity resonance ESA pumping enhancement, and the thulium-doped laser intra-cavity pumping holmium-doped laser is utilized to realize enhancement of thulium-doped laser medium 2.3 [mu] m wave band laser radiation by regulating and controlling the number of 3H5 energy level particles.

The utility model discloses a kind of laser device and laser therapeutic instrument, including first laser, second laser, beam synthesis subassembly and optical fiber;The first laser is used for emitting holmium laser towards the beam synthesis subassembly;The second laser is used for emitting thulium laser towards the beam synthesis subassembly;The beam synthesis subassembly is used to beam combining the holmium laser emitted by the first laser and the thulium laser emitted by the second laser into mixed light beam, and the mixed light beam is output to the optical fiber.Wherein, laser device can generate the mixed light beam of holmium laser and thulium laser when working to beam combining, and mixed light beam is guided to target position (such as the region needing treatment) by optical fiber, so that corresponding treatment can be carried out using mixed light beam, so that the treatment effect of holmium laser and thulium laser can be considered.

The invention provides a multi-wavelength laser therapy apparatus based on dual wavelengths and four laser modes and an optimization method of the multi-wavelength laser therapy apparatus, and relates to the technical field of laser therapy. Self-adaptive optimal matching of thulium-doped ion concentration and optical fiber length in four laser modes is realized, the machine adjusting time is shortened from several hours to several minutes, and a second-level one-key switching mode in an operation process is supported; the high-peak thulium-doped fiber laser pulse output is realized at the same time, the pulse width at a smaller microsecond level is realized, the peak value and the pulse width of the output pulse are closer to those of the existing solid holmium laser, the lithotripsy efficiency is improved, particularly, the effect on soft and hard stones is realized, the whole machine conversion efficiency is improved, the operation stability is improved, and the safe and reliable treatment purpose is achieved.

The application provides a multi-channel holmium laser cooperative output control method and system for high-power holmium laser equipment, which comprises the following steps: determining the feasibility of the emission of each laser channel in the next pulse period based on the target pulse parameters of the current treatment mode and the real-time state data of the multi-channel laser, to obtain candidate available channels; determining the current emission channel based on the historical working data, energy feedback data and real-time electrical state of each channel in the candidate available channels; adjusting the timing parameters of the laser trigger signal based on the state recovery requirements of the current emission channel, the optical path switching time consumption and the inherent delay of the system, to obtain a synchronous trigger instruction; and triggering the current emission channel to perform laser pulse emission after confirming the optical path alignment based on the optical path switching mechanism in response to the synchronous trigger instruction, and updating the energy feedback data based on the energy deviation of the current laser pulse emission. The application guarantees the accuracy and reliability of clinical treatment.

The utility model discloses a novel urinary catheter, which belongs to the technical field of urinary catheters and comprises a urinary catheter used for draining urine of a patient and facilitating calculus crushing of the patient and a flexible ureteroscope holmium laser device used for crushing and removing the calculus of the patient. The front end of the catheter is provided with a urine hole position used for discharging urine of a patient, the front end of the catheter is further symmetrically provided with two drainage holes, the device further comprises a guide wire, and the guide wire can be placed into the position where stones need to be broken through the catheter. The guide wire stretches out of the corresponding drainage hole through the water injection opening and is finally placed in the lithotripsy position, then the guide wire enters the position needing lithotripsy from the guide wire path through the flexible ureteroscope holmium laser equipment to be crushed and taken out, and the effect that the catheter can assist the flexible ureteroscope holmium laser equipment in guiding is achieved. And the situation that the flexible ureteroscope holmium laser equipment is in large contact with the patient to cause injury is avoided.

The invention discloses a hydrogel calculus removing method for urinary surgery holmium laser lithotripsy, which comprises the following three steps: preparing hydrogel, injecting magnetic hydrogel, adsorbing lithotripsy by using a magnet rod and taking out calculus, and the hydrogel preparation comprises the following three steps: preparing N-succinyl chitosan, preparing oxidized hyaluronic acid and preparing magnetic hydrogel. The hydrogel is mainly synthesized by taking hyaluronic acid (HA) and chitosan (CS) as raw materials, the hyaluronic acid (HA) has excellent biocompatibility and biodegradability and also contains rich functional groups such as hydroxyl, carboxyl and acetyl, and the functional groups provide various possibilities for chemical modification. Hydroxyl on hyaluronic acid (HA) is oxidized into aldehyde group, oxidized hyaluronic acid (OHA) can be prepared, so that the oxidized hyaluronic acid and the aldehyde group are combined to form new hydrogel, the application convenience of the hydrogel in the field of urinary surgery holmium laser lithotripsy is improved, and meanwhile, the hydrogel can be better degraded through urine and discharged out of a human body after an operation due to high water solubility.

The invention provides an integrated holmium laser device with switchable output modes, which relates to the technical field of mid-infrared solid laser and comprises a pumping source system and a laser resonant cavity system. The pumping source system comprises a thulium fiber laser, a polarization splitting prism, a reflector, a first dichroscope and a second dichroscope; the thulium fiber laser generates unpolarized laser in a continuous output form; the polarization splitting prism divides the non-polarized laser into a p-polarized laser beam and an s-polarized laser beam; the reflecting mirror is used for adjusting the transmission direction of the laser; the first dichroscope and the second dichroscope are used for introducing laser into the laser resonant cavity system; in consideration of the actual application scene of 2.1 [mu] m laser, the switching of two output modes of electro-optical Q-switching and acousto-optical Q-switching in the same laser resonant cavity is realized by introducing a physical shutter, and the practicability of holmium laser is further expanded.

The utility model relates to a holmium laser fiber cutting and peeling device, which comprises a lower shell and an upper shell, two first sliding rods are mounted in the lower shell, a first sliding block is mounted on the outer surfaces of the two first sliding rods in a sliding manner, two second sliding rods are mounted in the upper shell, and a second sliding block is mounted on the outer surfaces of the two second sliding rods in a sliding manner. The outer surfaces of the two second sliding rods are jointly and slidably provided with a second sliding block, the outer surfaces of the second sliding rods are sleeved with first springs, and the two ends of the first springs abut against the inner wall of the upper shell and the second sliding block correspondingly; and first through grooves are formed in the side surfaces of the lower shell and the upper shell. The pushing block slides to one side close to the clamping blocks and is fixed by the fixing mechanism, then the holmium laser optical fiber is cut by the two blades, the holmium laser optical fiber is clamped by the two clamping blocks, then the pushing block is released, and the compressed first spring pushes the blades to move at the moment, so that the peeling operation can be completed, and the situation that the holmium laser optical fiber is peeled off during manual pulling can be avoided. And the internal slim body is easy to break.

1. The name of the design product: holmium laser treatment machine. 2. The use of the design product: for medical holmium laser treatment machine, belongs to medical equipment. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.

According to the electronic hard ureteroscope system based on magnetic navigation, one end of a mother magnet is connected to a sleeve, the mother magnet and the sleeve are arranged on a guide wire in a sleeving mode, the mother magnet can be installed and taken out through insertion and pulling of the sleeve after being guided by the guide wire, and compared with the prior art, the mother magnet can be taken out through a fistulization opening in a retrograde mode; due to the auxiliary effect of the sleeve, the time required for mounting and taking out the mother magnet is greatly shortened, the x-ray radiation exposure of a patient is reduced, the operation time is shortened, and the technical requirements on an operator are reduced; the direction of the magnetic probe pushed out by the push plate can be observed through the eyepiece, due to the magnetic attraction matching relation between the magnetic probe and the mother magnet, the direction of the magnetic probe is the direction where the mother magnet is located, namely the direction of the other end of the ureter locking section, and then the holmium laser optical fiber is placed through the instrument channel. The ureter locking section can be re-communicated through the cooperation of laser striking and burning and navigation pointing of the magnetic probe.

This invention provides a ureteroscopic irrigation catheter, belonging to the field of medical device technology. The ureteroscope includes a scope body and a tubing. An imaging probe is installed at the end of the tubing. An infusion catheter is inserted through the tubing, and the gap between the catheter and the inner wall of the tubing forms a return channel. The inner wall of the catheter is equipped with a spiral flow-guiding structure to generate centrifugal force to evenly disperse the water flow. This invention systematically solves the problems of thermal damage and visual interference in ureteroscopic holmium laser lithotripsy through fluid dynamics optimization and a dual-channel drainage structure, combining clinical safety and ease of operation.

The invention relates to a medical instrument, in particular to a surgical needle type electronic imaging visual puncture system. Which comprises a holmium laser channel, a needle type electronic imaging mirror channel, a water inlet channel, a connecting puncture needle body, an inclined plane puncture inner needle, a plane outer needle and a needle type electronic imaging mirror, and is characterized in that the holmium laser channel, the needle type electronic imaging mirror channel and the water inlet channel are fixedly connected above the connecting puncture needle body; the three channels are converged into one channel at the middle lower part of the connecting puncture needle body, the lower part of the connecting puncture needle body is movably connected with the inclined plane puncture inner needle and the plane outer needle in sequence, and the needle type electronic imaging mirror can pass through the channel of the needle type electronic imaging mirror.

The invention discloses a repetition frequency pulse cluster holmium laser and holmium laser equipment. The holmium laser generates laser output of a repetition frequency pulse cluster by adopting pumping of the repetition frequency pulse cluster. The laser pulse cluster comprises at least two sub-pulses, aiming at the quasi 3-energy-level characteristic of holmium laser, when the emission starting moment of the next sub-pulse is located at the long trailing of the previous sub-pulse, the energy of the upper energy level of the laser ion at the tail of the previous laser sub-pulse is turned from waste to treasure, and the energy of the lower energy level of the laser ion at the tail of the previous laser sub-pulse is converted from waste to treasure. The laser threshold value of the next laser sub-pulse is remarkably reduced, the laser working efficiency is improved, high laser sub-pulse energy output under higher PPS is achieved, and the heat effect in a laser working medium is effectively reduced. And the laser energy at the tail of the previous laser sub-pulse generates an injection locking effect on the starting of the next laser sub-pulse, so that the laser beam quality is remarkably improved. The period of the sub-pulse is smaller than the upper energy level service life of the holmium laser and is equivalent to the thermal relaxation time of the stone of the laser lithotripsy target object. When the equipment is used for crushing stones in body fluid, the stone crushing efficiency is high. And bubbles or hollow channels generated by the front laser sub-pulses in water or body fluid are clamped by laser energy at the long tail parts of the front laser sub-pulses and are kept stable until the subsequent sub-pulses appear, so that the characteristics of small stone movement in an operation, convenience in operation, safety and the like are realized.

The present invention discloses an electronic ureteroscope system based on magnetic navigation. In this application, one end of the mother magnet is connected to the sleeve, and the mother magnet and the sleeve are sleeved on the guide wire. The mother magnet can be installed and removed by inserting and pulling the sleeve after being guided by the guide wire. Compared with the existing technology, it can be removed retrogradely through the fistula. Moreover, due to the auxiliary effect of the sleeve, the time required for installation and removal of the mother magnet is greatly reduced, which reduces the patient's X-ray radiation exposure, shortens the operation time, and reduces the technical requirements for the surgeon. The direction of the magnetic probe pushed out by the push plate can be observed through the eyepiece. Due to the magnetic attraction and matching relationship between the magnetic probe and the mother magnet, the direction of the magnetic probe is the direction of the mother magnet, that is, the direction of the other end of the ureteral atresia segment. Then, a holmium laser optical fiber is inserted through the instrument channel. The ureteral atresia segment can be re-canalized by laser striking and burning in combination with the navigation direction of the magnetic probe.

To eliminate or reduce fiber burn-back, to facilitate cauterization and solidification, to obtain an excellent processing parameter, and to control formation and shapes of bubbles.SOLUTION: A laser device is configured to provide one or more laser pulses that are configured by a controller to have enough energy to form one or more steam bubbles in a liquid medium at a fiber distal delivery end. The one or more pulses are configured to perform the following with the controller: first, to form steam bubbles around a distal end of a distal end part of an endoscope and a distal delivery end of an optical fiber; second, to form second bubbles at a distal end of the first bubbles; and third, to expand the second bubbles so as to expand sufficient amount of a considerable part of the liquid medium from a space between the distal delivery end of the fiber and a target tissue when the first bubbles begin to collapse.SELECTED DRAWING: Figure 3B

The invention provides a urinary calculus lithotripsy system and an operation method.The urinary calculus lithotripsy system comprises a support, the surface of the support is sequentially provided with a refrigeration mechanism used for cooling a holmium laser device body, a laser mechanism and a power source used for supplying power to the laser mechanism from bottom to top, and the laser mechanism comprises the holmium laser device body; an optical fiber assembly is arranged outside the holmium laser body, four oppositely-distributed optical lenses, three oppositely-distributed semi-reflective mirrors and three oppositely-distributed total reflective mirrors are fixed to the bottom wall of the holmium laser body, and laser assemblies are arranged between the three semi-reflective mirrors and the three total reflective mirrors. According to the urinary calculus lithotripsy system and the operation method, the focusing intensity of the laser beam can be flexibly adjusted by adjusting the size of the paraboloid opening of the light gathering cavity, and the urinary calculus lithotripsy system and the operation method are suitable for various types and hardness of urinary calculus and have the advantages of being high in adaptability, good in using effect and the like.

The invention provides a high-energy thulium pump holmium laser oscillation amplifier, and belongs to the technical field of solid lasers, and the high-energy thulium pump holmium laser oscillation amplifier comprises a pumping source which comprises a thulium-doped yttrium aluminum garnet crystal and is used for outputting pumping laser of a first wavelength; the oscillator comprises a holmium-doped yttrium aluminum garnet crystal and is used for generating seed laser with a second wavelength by taking the pump laser as pump light; the amplifier comprises a holmium-doped yttrium aluminum garnet crystal and is used for amplifying the seed laser by taking the pump laser as pump light; wherein the first wavelength is not located on an absorption main peak of the holmium-doped yttrium aluminum garnet crystal. According to the invention, high-energy narrow-pulse two-micron laser output is realized, and meanwhile, good thermal management performance and system stability are achieved.

1. The name of the design product: holmium laser treatment machine. 2. The use of the design product: for medical holmium laser treatment machine, belongs to medical equipment. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.

The application discloses a kind of two-way laser mutual cooperation's prostate laser treatment device, belong to medical equipment technical field, including shell, laser generation unit is equipped in the shell, the laser generation unit is connected with mixed external interface and two independent external interfaces;The first generator for generating holmium laser and the second generator for generating red laser are equipped in the laser generation unit, adjusting module is also equipped in the laser generation unit, the adjusting module is used to connect the first generator or the second generator to mixed external interface, and is used to connect the first generator and the second generator respectively to two independent external interfaces.The two-way laser mutual cooperation's prostate laser treatment device, by setting reflector and laser emission head, can switch laser propagation path, to switch different double laser cooperation mode, satisfy more use demand.

The utility model relates to a medical instrument, in particular to a surgical needle type electronic imaging visual puncture system. Which comprises a holmium laser channel, a needle type electronic imaging mirror channel, a water inlet channel, a connecting puncture needle body, an inclined plane puncture inner needle, a plane outer needle and a needle type electronic imaging mirror, and is characterized in that the holmium laser channel, the needle type electronic imaging mirror channel and the water inlet channel are fixedly connected above the connecting puncture needle body; the three channels are converged into one channel at the middle lower part of the connecting puncture needle body, the lower part of the connecting puncture needle body is movably connected with the inclined plane puncture inner needle and the plane outer needle in sequence, and the needle type electronic imaging mirror can pass through the channel of the needle type electronic imaging mirror.

Training model (60) for training a surgical prostate procedure using a holmium laser, comprising: a representative model of a male urinary tract (48), the model (48) comprising: a first hollow body (42) representing a bladder, a second multi-layered body (44) representing a prostate, a tube (46) representing a urethra, wherein the second multi-layer body (44) has a continuous internal channel (44d), wherein the second multi-layer body (44) comprises an outer layer (44a) having a first texture, an inner layer (44b) having a second texture, and an intermediate layer (44c) having a third texture, wherein the intermediate layer (44c) separates the inner layer (44b) from the outer layer (44a), each texture having different physical properties, wherein, after assembly of the model of the urinary tract (48), the first hollow body (42) is connected to the second multi-layer body (44) such that the tube (46) is partially housed in the channel (44d) of the second multi-layer body (44) and is connected to the proximal opening of the first hollow body (42), wherein the tube (46) is designed to accommodate the surgical instrumentation used to perform enucleation and morcellation.

The utility model belongs to the technical field of laser treatment, and particularly relates to an ultra-hectowatt four-cavity high-power holmium laser device which comprises a machine body, a laser window is arranged on the outer surface of the machine body, a push rod and a control switch are fixedly arranged on the back face of the machine body, and a power module, a laser transmitter and a water cooling module are arranged in the machine body. The machine body comprises an upper shell and a lower shell, the lower shell is sleeved with the upper shell, and the upper shell and the lower shell are in sliding fit. According to the utility model, the shell of the equipment is designed into a structure consisting of the upper shell and the lower shell, and the vent holes in the upper vent pipe and the lower vent pipe are aligned when the upper shell is lifted to the highest position through the vent pipes which are arranged in the shell and lift along with the shell, so that air blown out by the fan can directly face the water cooling module and the laser transmitter through the vent holes to dissipate heat; and the internal space of the shell can be increased, so that the heat dissipation effect is more obvious, and the influence on device operation caused by overheating of equipment is avoided.