CN117618100A - Thermal steam ablation system for prostate operation - Google Patents
Thermal steam ablation system for prostate operation Download PDFInfo
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- CN117618100A CN117618100A CN202311772546.4A CN202311772546A CN117618100A CN 117618100 A CN117618100 A CN 117618100A CN 202311772546 A CN202311772546 A CN 202311772546A CN 117618100 A CN117618100 A CN 117618100A
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- 238000002679 ablation Methods 0.000 title claims abstract description 37
- 210000002307 prostate Anatomy 0.000 title claims abstract description 20
- 230000005284 excitation Effects 0.000 claims abstract description 13
- 238000001356 surgical procedure Methods 0.000 claims abstract description 13
- 230000008859 change Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 17
- 238000011010 flushing procedure Methods 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000003973 irrigation Methods 0.000 claims description 7
- 230000002262 irrigation Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000013500 data storage Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 2
- 230000000875 corresponding effect Effects 0.000 description 8
- 210000001519 tissue Anatomy 0.000 description 6
- 206010004446 Benign prostatic hyperplasia Diseases 0.000 description 4
- 208000004403 Prostatic Hyperplasia Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000008223 sterile water Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 210000002700 urine Anatomy 0.000 description 3
- 230000005672 electromagnetic field Effects 0.000 description 2
- 206010020718 hyperplasia Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000027939 micturition Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 210000001635 urinary tract Anatomy 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000006907 apoptotic process Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 230000001338 necrotic effect Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 201000004240 prostatic hypertrophy Diseases 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 210000005239 tubule Anatomy 0.000 description 1
- 210000003708 urethra Anatomy 0.000 description 1
- 201000002327 urinary tract obstruction Diseases 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The invention relates to the technical field of medical appliances, and discloses a thermal steam ablation system for prostate surgery, which comprises a main machine end and a handle end, wherein the handle end comprises a puncture assembly, an outer sheath tube assembly, a fixing frame plate assembly, a thermal steam excitation assembly and a handle shell assembly; the puncture assembly comprises a puncture needle, a permanent magnet and a coil, the fixed frame plate assembly comprises a first circuit board, a Hall element, a second circuit board and a micro-control chip, the Hall element is arranged at the lower part of the permanent magnet, the micro-control chip is in telecommunication connection with the Hall element, and the micro-control chip is electrically connected with the coil. The Hall element is used for automatically judging the needle outlet and retraction states of the puncture needle in real time according to the position change of the puncture needle; the Hall element is in telecommunication connection with the micro-control chip, and the micro-control chip is connected with the main control module of the host, so that the state information of the puncture needle can be displayed in real time through the touch display screen, the early warning and the needle inlet and outlet state control of the puncture needle are facilitated, and the operation efficiency and the operation safety are improved.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a thermal steam ablation system for prostate operation.
Background
Prostatic hyperplasia is a common disease of middle-aged and elderly men, also called prostatic hypertrophy, and the hyperplasia glands are positioned on the bladder neck, so that urinary tract obstruction causes frequent urination and difficult urination, seriously affects the life quality of patients, and generally causes related symptoms after 50 years of age, and the incidence rate and age are in positive correlation. The early stage of the disease can relieve symptoms by medicines, and the later stage can only be treated by surgical or minimally invasive ablation device intervention. Among the various surgical protocols for this disease, transurethral vapor ablation of the prostate is currently one of the most internationally advanced techniques for treating prostatic hyperplasia. In the operation process, sterile steam at 103 ℃ is injected into the prostatic hyperplasia tissue of the target area through a steam delivery needle (also called a puncture needle), so that the hyperplasia tissue gradually loses activity, further apoptosis and necrosis are carried out, the necrotic prostatic tissue gradually withers or falls off and is discharged along with urine, the volume of the prostatic tissue beside the urine is reduced, and a natural channel of the urethra is formed, so that the aim of relieving the obstruction of the urine is fulfilled.
In the existing steam ablation technology, the needle entering and exiting is judged by only manually observing the moving position of the steam conveying needle by naked eyes through an endoscope, so that on one hand, a doctor cannot timely find that the steam conveying needle does not perform corresponding actions according to an operation instruction during operation, on the other hand, even if the doctor finds out that the reaction is not timely, corresponding emergency measures are made, the efficiency is low, and in the prior art, the risk of operation is increased due to the fact that the position of the steam conveying needle cannot be automatically monitored, and the operation efficiency and the safety are required to be improved.
Disclosure of Invention
The invention provides a thermal steam ablation system for prostate surgery, which solves the problem that the state of a puncture needle cannot be monitored in real time when a steam ablation technology is used at present.
A thermal steam ablation system for prostate surgery consists of a host end and a handle end, wherein the host end comprises a main control module, a touch screen display module, a handle identification communication module, a protection module, a data storage module, an energy matching output module, a water supply pump module, a video module and an injection cavity, and the handle end comprises a puncture assembly, an outer sheath tube assembly, a fixing frame plate assembly, a thermal steam excitation assembly and a handle shell assembly;
the puncture assembly comprises a puncture needle, a permanent magnet and a coil, wherein the puncture needle is connected with the permanent magnet, and the permanent magnet is arranged in the coil and moves back and forth along with the current direction change in the coil;
the fixed frame plate assembly comprises a first mounting plate and a second mounting plate, a first circuit board and a Hall element are arranged on the first mounting plate, and the Hall element is arranged at the lower part of the permanent magnet; the second mounting plate is provided with a second circuit board and a micro-control chip, the micro-control chip is electrically connected with the Hall element, the micro-control chip is electrically connected with the coil, and the micro-control chip is in communication connection with the main control module.
Further, the head of the puncture needle is provided with a plurality of spray holes.
Further, the sheath tube assembly comprises a sheath tube seat, a sheath head, and a puncture catheter and a scope tube which are arranged in parallel, wherein an outer sleeve is arranged outside the puncture catheter and the scope tube, the puncture catheter and the scope tube are connected with the sheath head through a limiting sleeve, and the sheath tube seat is connected with a coil.
Further, the head of the sheath is provided with an outlet needle hole, the head of the puncture needle is penetrated out from the outlet needle hole, and the puncture catheter and the lens tube are respectively communicated with the outlet needle hole.
Further, an inner sleeve is sleeved outside the puncture needle, and the inner sleeve is assembled inside the puncture catheter.
Further, a flushing box assembly is arranged on the first mounting plate and comprises a sealing box and a sealing box seat, the sealing box is communicated with the lens tube and is fixed on the first mounting plate through the sealing box seat, and a sealing ring is arranged on the sealing box seat.
Further, the handle shell assembly comprises a shell front section, a shell upper section, a shell lower section and a bottom shell, and slotted holes for the movement of a flushing button, a needle outlet button, an ablation button and a needle retracting button are formed in the shell front section.
Further, a first point touch switch is arranged on the first circuit board and is connected with the narrowing button; the second circuit board is provided with a second point touch switch, a third point touch switch and a fourth point touch switch, the second point touch switch is connected with the flushing button, the third point touch switch is connected with the needle outlet button, and the fourth point touch switch is connected with the ablation button.
Further, a spring buckle for limiting the permanent magnet is arranged on the front section of the shell.
Further, the thermal steam excitation assembly comprises a metal coil and a high-frequency insulation wire, wherein the high-frequency insulation wire is wound into a coil shape and is arranged on the outer side of the metal coil, the metal coil and the high-frequency insulation wire are arranged in an insulating mode through an insulation layer, and the metal coil is communicated with the puncture needle.
The invention has the following beneficial effects: the Hall element is used for automatically judging the needle outlet and retraction states of the puncture needle in real time according to the position change of the puncture needle; the Hall element is in telecommunication connection with the micro-control chip, and the micro-control chip is connected with the main control module of the host computer, so that the state information of the puncture needle can be displayed through the touch display screen in real time, the early warning and the needle inlet and outlet state control of the puncture needle are facilitated, and the operation efficiency and the operation safety are improved.
Drawings
FIG. 1 is a functional block diagram of an ablation system of the present invention;
FIG. 2 is a schematic view of the overall external structure of the handle end of the present invention;
FIG. 3 is a schematic view of the overall internal structure of the handle end of the present invention;
FIG. 4 is a schematic view of the structure of the present invention after hiding the outer sleeve and coil at the handle end;
FIG. 5 is a schematic view of the arrangement of the inner cannula and the needle of the present invention;
FIG. 6 is an enlarged view of a portion of the puncture needle of the present invention that is threaded through the head of the sheath;
FIG. 7 is a schematic diagram showing the arrangement of the touch switches on the second circuit board according to the present invention;
fig. 8 is a schematic structural diagram of a thermal vapor excitation assembly according to an embodiment of the invention.
In the figure: 11-puncture needle; 111-spray holes; 12-permanent magnets; 13-coil; 14-a magnet base; 15-inner sleeve; 21-an outer sheath hub; 22-an outer sheath head; 221-pin hole; 23-outer sleeve; 24-piercing a catheter; 25-mirror tube; 31-a first mounting plate; 311-a first circuit board; 3111-a first touch switch; 3112-hall elements; 32-a second mounting plate; 321-a second circuit board; 3211-a micro-control chip; 3212-a second click switch; 3213-third click switch; 3214-fourth touch switch; 41-metal coil; 42-high frequency insulated wire; 43-an insulating layer; 51-a seal box; 52-sealing the box seat; 53-sealing ring; 61-a housing front section; 62-an upper section of the housing; 63-the lower section of the housing; 64-bottom shell; 65-needle out button; 66-flush button; 67-ablation button; 68-a needle retraction button; 71-spring catch.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
Referring to fig. 1, the invention provides a thermal steam ablation system for prostate surgery, which is composed of a host end and a handle end, wherein the host end comprises a main control module, a touch screen display module, a handle identification communication module, a protection module, a data storage module, an energy matching output module, a water supply pump module, a video module, an injection cavity and the like, and the thermal steam ablation system is a disclosed technology, and the detailed reference of the thermal steam ablation system and the thermal steam ablation method can be realized by referring to a thermal steam ablation method (publication number CN116747006 a). In the embodiment shown in fig. 1, the moving module is composed of a permanent magnet 12, a puncture needle 11 and an inner sleeve 15, the heater is a thermal steam excitation component, and the position detecting module is composed of a hall element 3112 and a connection circuit thereof with a micro control chip 3211.
Referring to fig. 3-7, the handle end includes a piercing assembly, an outer sheath assembly, a stationary shelf assembly, a thermal vapor activation assembly, a flush box assembly, and a handle housing assembly. The puncture assembly is connected with the outer sheath tube assembly in a matched manner and is arranged on the fixed frame plate assembly together, the hot steam excitation assembly is used for exciting and generating high-temperature hot steam so as to ablate prostate tissues, the flushing box assembly is used for flushing and sucking the ablated prostate tissues and cooling formed sterile water, and the handle shell assembly is arranged outside the fixed frame plate assembly, the hot steam excitation assembly and the flushing box assembly and assembled into a whole and is used for protecting the fixed frame plate assembly, the hot steam excitation assembly, the flushing box assembly and facilitating the holding and the use of medical staff.
The puncture assembly comprises a puncture needle 11, a permanent magnet 12 and a coil 13. The puncture needle 11 is used for extending into a prostatic urinary tract blockage position of a patient and spraying high-temperature hot steam, the hot steam ablates tissue of the urinary tract blockage, the puncture needle 11 is in a hollow tubule, the head is bent, a plurality of spray holes 111 are formed in the pipe wall and used for spraying the hot steam, and the spray holes 111 are circular holes. The permanent magnet 12 is slidably mounted on the magnet seat 14, a through groove cavity is formed in the magnet seat 14 along the axial direction of the magnet seat, the puncture needle 11 is mounted in the groove cavity and fixedly connected with the permanent magnet 12, and the puncture needle 11 synchronously moves along with the movement of the permanent magnet 12. The coil 13 is arranged outside the permanent magnet 12, the end face of the coil is limited by the magnet seat 14, when the coil 13 is electrified, a magnetic field is generated, the magnetic field of the permanent magnet 12 is fixed, when the current direction of the coil 13 is periodically and alternately changed, the permanent magnet 12 is stressed in the magnetic field to move, and the permanent magnet 12 is expressed as reciprocating movement, so that the function of moving the puncture needle 11 is achieved.
The coil 13 in this embodiment may be replaced with an electromagnet.
The sheath tube assembly comprises a sheath tube seat 21, a sheath head 22, a puncture catheter 24 and a scope tube 25 which are arranged in parallel, an outer sleeve 23 is arranged outside the puncture catheter 24 and the scope tube 25, the outer sleeve 23 is made of PET material and is smoothly connected with the end face of the sheath head 22 at the end part, and the puncture catheter 24 and the scope tube 25 are connected with the sheath head 22 through a limiting sleeve. The sheath head 22 is provided with an outlet hole 221, the head of the puncture needle 11 is penetrated out from the outlet hole 221, and the puncture catheter 24 and the lens tube 25 are respectively communicated with the outlet hole 221. The outer part of the puncture needle 11 is sleeved with an inner sleeve 15, and the inner sleeve 15 is assembled inside a puncture catheter 24, so that abrasion of the puncture needle 11 during movement is reduced. The sheath tube holder 21 is sleeved on the endoscope tube 25, one end of the puncture catheter 24 is fixed on the sheath tube holder 21, and the sheath tube holder 21 is connected with the end face of the coil 13 and fixedly arranged on the handle shell assembly.
The fixed frame plate assembly comprises a first mounting plate 31 and a second mounting plate 32, a first circuit board 311 is arranged on the first mounting plate 31, and a second circuit board 321 is arranged on the second mounting plate 32; the first circuit board 311 is provided with a hall element 3112 and a first touch switch 3111, and the second circuit board 321 is provided with a micro-control chip 3211, a second touch switch 3212, a third touch switch 3213 and a fourth touch switch 3214; the micro-control chip 3211 is in telecommunication connection with the hall element 3112, and meanwhile, the hall element 3112 is arranged at the lower part of the permanent magnet 12 and is used for detecting the intensity and direction of a magnetic field, further judging the position of the permanent magnet 12 (namely, the left end or the right end in the coil 13), then judging whether the puncture needle 11 is in a needle-in state or a needle-out state based on the position of the permanent magnet 12, and the micro-control chip 3211 transmits state information of the puncture needle 11 to a host end for processing, displaying and early warning, so that a doctor can know the needle-in or needle-out state of the puncture needle 11 in time, and the operation risk is reduced. The micro control chip 3211 is electrically connected to the coil 13, and a doctor makes an instruction after knowing the state of the puncture needle 11 and controls whether the coil 13 is energized or changes the direction of the energizing current through the micro control chip 3211.
Referring to fig. 2, the handle housing assembly includes a housing front section 61, a housing upper section 62, a housing lower section 63, and a bottom shell 64, the housing front section 61 is spliced with the housing upper section 62, the housing upper section 62 is connected to the housing lower section 63 on the first mounting plate 31, the bottom shell 64 is spliced with the housing front section 61 and simultaneously connected to the second mounting plate 32, and the handle housing assembly protects and integrates the components of the other assemblies. The front section 61 of the casing is provided with a slot hole for the movement of a needle outlet button 65, an irrigation button 66, an ablation button 67 and a needle retracting button 68, the needle outlet button 65, the irrigation button 66, the ablation button 67 and the needle retracting button 68 are respectively arranged in the slot hole, a first touch switch 3111 is connected with the needle retracting button 68, a second touch switch 3212 is connected with the needle outlet button 65, a third touch switch 3213 is connected with the irrigation button 66, a fourth touch switch 3214 is connected with the ablation button 67, and a doctor can open and close a switch connected with the switch through each button. The housing front section 61 is provided with a spring catch 71 for limiting the permanent magnet 12, and the permanent magnet 12 and the puncture needle 11 are limited to move only within a certain range by the spring catch 71.
The first mounting plate 31 is further provided with an irrigation box assembly, the irrigation box assembly comprises a sealing box 51 and a sealing box seat 52, the sealing box 51 is communicated with the mirror tube 25 and is fixed on the first mounting plate 31 through the sealing box seat 52, ablated tissues and sterile water are discharged through the mirror tube 25, and the sealing box seat 52 is provided with a sealing ring 53, so that the sealing box seat 52 is in sealing connection with an external pipeline component.
Referring to fig. 8, a thermal steam excitation assembly is disposed in the cavity in front of the bottom case 64 and the second mounting plate 32, the thermal steam excitation assembly includes a metal coil 41 and a high-frequency insulation wire 42, the high-frequency insulation wire 42 is wound into a circular shape and disposed outside the metal coil 41, the metal coil 41 and the high-frequency insulation wire 42 are disposed in an insulating manner by an insulation layer 43, and the metal coil 41 is communicated with the puncture needle 11; when the high-frequency insulated wire 42 is supplied with current, eddy currents are formed to heat the metal coil 41, and sterile water inside the metal coil 41 forms high-temperature hot steam to enter the puncture needle 11 communicated with the metal coil 41. The insulating layer 43 is made of polyimide material and is attached to the metal coil 41.
The working principle of the ablation system of the invention is as follows:
(1) When the ablation button 67 is pressed during operation, the micro-control chip 3211 transmits detected signals to the main control module at the host end to display the state (such as in steam generation), and meanwhile, the main control module controls the thermal steam excitation assembly to heat sterile water through controlling the injection cavity and the energy matching output module, steam is sprayed out, and the steam flows to the puncture needle 11 to enter the operation ablation part.
(2) When in operation, the needle outlet button 65 is pressed down, the micro-control chip 3211 controls the current direction of the coil 13, so that the magnetic poles of the coil 13 are the same as those of the permanent magnet 12, the same poles repel each other when the electromagnetic fields are the same in direction, the permanent magnet 12 is pushed to move towards the needle outlet end (left side) of the coil 13 by magnetic force, and the puncture needle 11 is driven to complete needle outlet action; meanwhile, the Hall element 3112 detects the position movement of the permanent magnet 12 and the puncture needle 11 as needle outlet information, the detected needle outlet information is transmitted to a main control module of a host machine through the micro control chip 3211 for processing and displaying, if the information is inconsistent with the preset state parameters on the main control module, early warning is carried out, corresponding emergency measures such as stopping generating and conveying steam, moving out and checking the whole handle end are timely prompted to take, and therefore the safety of an operation is improved.
(3) Pressing the needle retracting button 68, the micro-control chip 3211 controls the current direction of the coil 13, so that the magnetic poles of the coil 13 are opposite to the magnetic poles of the permanent magnet 12, the electromagnetic fields attract each other when the magnetic poles are opposite, the permanent magnet 12 is pushed to move towards the needle retracting end (right side) of the coil 13 through magnetic force, the needle retracting action is completed, and the puncture needle 11 is driven to complete the needle retracting action; meanwhile, the Hall element 3112 detects the position movement of the permanent magnet 12 and the puncture needle 11, and the position movement is used as needle return information to be transmitted to the main control module through the micro-control chip 3211 for processing and displaying, if the position movement is inconsistent with the preset state parameters on the main control module, early warning is carried out, corresponding emergency measures are timely prompted to be taken, and the operation safety is improved.
(4) The flush button 66 is pressed, and the micro-control chip 3211 transmits the detected signal to the main control module on the host computer for status display (e.g. in flushing), and the main control module controls the corresponding devices to flush the wound with water through the washing pipeline.
In addition, the state of the handle end can be regulated and controlled through the touch display screen of the host, such as clicking the needle inlet and outlet operations on the display screen, generating and conveying steam, flushing and other key operations, and the corresponding operation instructions are sent to the micro-control chip 3211 through the main control module to control the handle end to perform corresponding actions, so that corresponding functions are automatically realized under the condition that the handle end is inconvenient to operate manually, and the operation efficiency is improved.
The foregoing is merely a preferred embodiment of the invention, which is not representative of all possible forms of the invention, and the scope of the invention is not limited to such specific statements and embodiments. Various other modifications and improvements can be made in light of the teachings of the present disclosure without departing from the spirit and scope of the invention.
Claims (10)
1. The thermal steam ablation system for the prostate operation comprises a host end and a handle end, wherein the host end comprises a main control module, a touch screen display module, a handle identification communication module, a protection module, a data storage module, an energy matching output module, a water supply pump module, a video module and an injection cavity, and is characterized in that the handle end comprises a puncture assembly, an outer sheath tube assembly, a fixing frame plate assembly, a thermal steam excitation assembly and a handle shell assembly;
the puncture assembly comprises a puncture needle (11), a permanent magnet (12) and a coil (13), wherein the puncture needle (11) is connected with the permanent magnet (12), and the permanent magnet (12) is arranged inside the coil (13) and moves back and forth along with the current direction change in the coil (13);
the fixing frame plate assembly comprises a first mounting plate (31) and a second mounting plate (32), a first circuit board (311) and a Hall element (3112) are arranged on the first mounting plate (31), and the Hall element (3112) is arranged at the lower part of the permanent magnet (12); be provided with second circuit board (321) and micro-control chip (3211) on second mounting panel (32), micro-control chip (3211) is connected with hall element (3112) electricity, micro-control chip (3211) with coil (13) electricity is connected, micro-control chip (3211) with main control module communication connection.
2. The thermal steam ablation system for prostate surgery according to claim 1, characterized in that the head of the piercing needle (11) is provided with a plurality of spray holes (111).
3. The thermal steam ablation system for prostate surgery according to claim 1, wherein the sheath tube assembly comprises a sheath tube holder (21), a sheath head (22) and a puncture catheter (24) and a lens tube (25) which are arranged in parallel, an outer sleeve (23) is arranged outside the puncture catheter (24) and the lens tube (25), the puncture catheter (24) and the lens tube (25) are connected with the sheath head (22) through a limit sleeve, and the sheath tube holder (21) is connected with the coil (13).
4. A thermal steam ablation system for prostate surgery according to claim 3, wherein the sheath head (22) is provided with an outlet needle hole (221), the head of the puncture needle (11) is penetrated out of the outlet needle hole (221), and the puncture catheter (24) and the lens tube (25) are respectively communicated with the outlet needle hole (221).
5. A thermal steam ablation system for prostate surgery according to claim 3, characterized in that the outer part of the puncture needle (11) is sleeved with an inner sleeve (15), the inner sleeve (15) fitting inside the puncture catheter (24).
6. A thermal steam ablation system for prostate surgery according to claim 3, characterized in that an irrigation cassette assembly is provided on the first mounting plate (31), the irrigation cassette assembly comprising a sealing cassette (51) and a sealing cassette holder (52), the sealing cassette (51) being in communication with the lens tube (25) and being fixed on the first mounting plate (31) by means of the sealing cassette holder (52), the sealing cassette holder (52) being provided with a sealing ring (53).
7. The thermal steam ablation system for prostate surgery according to claim 1, wherein the handle housing assembly comprises a housing front section (61), a housing upper section (62), a housing lower section (63) and a bottom shell (64), and slots for the needle outlet button (65), the flushing button (66), the ablation button (67) and the needle retracting button (68) to move are formed in the housing front section (61).
8. The thermal steam ablation system for prostate surgery according to claim 7, wherein a first touch switch (3111) is provided on the first circuit board (311), the first touch switch (3111) being connected to the retraction button (68); the second circuit board (321) is provided with a second point touch switch (3212), a third point touch switch (3213) and a fourth point touch switch (3214), the second point touch switch (3212) is connected with the needle outlet button (65), the third point touch switch (3213) is connected with the flushing button (66), and the fourth point touch switch (3214) is connected with the ablation button (67).
9. The thermal steam ablation system for prostate surgery according to claim 7, characterized in that a spring catch (71) for limiting the permanent magnet (12) is provided on the housing front section (61).
10. The thermal steam ablation system for prostate surgery according to any one of claims 1 to 9, wherein the thermal steam excitation assembly comprises a metal coil (41) and a high-frequency insulation wire (42), the high-frequency insulation wire (42) is wound into a loop shape and is arranged outside the metal coil (41), the metal coil (41) and the high-frequency insulation wire (42) are arranged in an insulating way through an insulating layer (43), and the metal coil (41) is communicated with the puncture needle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311772546.4A CN117618100A (en) | 2023-12-20 | 2023-12-20 | Thermal steam ablation system for prostate operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311772546.4A CN117618100A (en) | 2023-12-20 | 2023-12-20 | Thermal steam ablation system for prostate operation |
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| Publication Number | Publication Date |
|---|---|
| CN117618100A true CN117618100A (en) | 2024-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311772546.4A Pending CN117618100A (en) | 2023-12-20 | 2023-12-20 | Thermal steam ablation system for prostate operation |
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| US20230052207A1 (en) * | 2019-12-30 | 2023-02-16 | Francis Medical, Inc. | Vapor therapy systems and methods |
| CN219166613U (en) * | 2022-11-11 | 2023-06-13 | 浙江伽奈维医疗科技有限公司 | Vacuum steam ablation needle |
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2023
- 2023-12-20 CN CN202311772546.4A patent/CN117618100A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150025515A1 (en) * | 2012-04-03 | 2015-01-22 | Nxthera, Inc. | Induction coil vapor generator |
| CN108472070A (en) * | 2015-12-18 | 2018-08-31 | 恩克斯特拉公司 | Steam eliminates system and method |
| US20230052207A1 (en) * | 2019-12-30 | 2023-02-16 | Francis Medical, Inc. | Vapor therapy systems and methods |
| CN218186923U (en) * | 2022-07-28 | 2023-01-03 | 苏州恒瑞迪生医疗科技有限公司 | Steam ablation system |
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