CN116898559B - ablation scalpel - Google Patents
ablation scalpel Download PDFInfo
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- CN116898559B CN116898559B CN202311170404.0A CN202311170404A CN116898559B CN 116898559 B CN116898559 B CN 116898559B CN 202311170404 A CN202311170404 A CN 202311170404A CN 116898559 B CN116898559 B CN 116898559B
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- 238000002679 ablation Methods 0.000 title claims abstract description 71
- 230000008685 targeting Effects 0.000 claims abstract description 154
- 206010028980 Neoplasm Diseases 0.000 claims abstract description 58
- 210000001503 joint Anatomy 0.000 claims description 80
- 238000007710 freezing Methods 0.000 claims description 23
- 230000008014 freezing Effects 0.000 claims description 23
- 238000005553 drilling Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims 10
- 238000003780 insertion Methods 0.000 claims 10
- 241000309551 Arthraxon hispidus Species 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 5
- 238000003032 molecular docking Methods 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000013459 approach Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000001356 surgical procedure Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 201000011510 cancer Diseases 0.000 description 3
- 210000000170 cell membrane Anatomy 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000006907 apoptotic process Effects 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
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- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002980 postoperative effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000009169 immunotherapy Methods 0.000 description 1
- 230000003834 intracellular effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002103 nanocoating Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 210000004881 tumor cell Anatomy 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
- A61B2018/0212—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques using an instrument inserted into a body lumen, e.g. catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
- A61B2018/0293—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques using an instrument interstitially inserted into the body, e.g. needle
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Otolaryngology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an ablation scalpel, which belongs to the technical field of medical instruments, wherein a targeting catheter for delivering liquefied gas is connected to an ablation operation controller, an ablation operation handle is also connected to the targeting catheter, a targeting puncture head for puncturing the skin of a patient is connected to the ablation operation handle, a targeting guide assembly is connected to the targeting puncture head in an inserted manner, the targeting guide assembly is also positioned in the ablation operation handle, a targeting puncture capillary is connected to the targeting guide assembly in an inserted manner, and a targeting drill head is connected to the targeting puncture capillary. According to the invention, the targeted puncture capillary tube completely penetrates through the tumor tissue in the patient, so that the tumor tissue in the patient can be subjected to comprehensive synchronous cryoablation treatment, the curative effect of the ablation is remarkable, the operation is simple, the wound is tiny, the safety is high, and surrounding good tissues are protected to the maximum extent.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an ablation scalpel.
Background
In the course of combating cancer, chemotherapy, radiation therapy and surgical treatment are three of the most common ways to treat malignant tumors, and tumor immunotherapy is also under well-established research. Tumor minimally invasive treatment is an important supplement to surgical treatment, wherein physical ablation is increasingly applied to various treatment means of tumors, including microwave, freezing, laser, radio frequency, high-power focused ultrasound and the like, so that cancer tissues are necrotized, industry and technology are rapidly developed, and refrigerating substances such as concentrated oxygen, liquid oxygen, concentrated nitrogen, liquid nitrogen, dry ice and the like are successfully prepared in the progress of industry technology, so that the steps of commercial development are quickened, new world of medical refrigeration is opened up, and the application of low-temperature technology in medical treatment is promoted. Various refrigeration technologies are developed in the continuous progress of low-temperature science, and gas throttling technology, phase-change cooling, vapor pressure absorption refrigeration, thermoelectric refrigeration and the like are main refrigeration schemes for modern medicine.
The prior art discloses a part of invention patents in the technical field of medical instruments, wherein Chinese patent CN103784193B discloses a cold knife for tumor cryoablation, and the inner wall of a targeting area of the cold knife is coated with a metal nano coating with strong heat conductivity; stamping and dotting the surface of the stainless steel cutter shell of the cold cutter targeting area to form pits with irregular ordering; according to the technical scheme, through coating the functional coating on the inner and outer walls of the cold knife targeting region and the structural optimization design of the targeting region, the heat conductivity coefficient of the knife wall at the targeting region is increased, more cold energy is transferred into tumor tissues, the loss of reflux cold energy is reduced, the low temperature required by cold knife operation is met, and the requirement of clinical multi-knife combination is met; and the cold knife is beneficial to being pulled out of the patient as soon as possible after the cryoablation operation, thereby relieving the pain and medical risk of the patient and improving the operation safety.
The ablation surgical knife in the prior art still has some defects in the using process, has a simple structure and relatively single function, if the tumor tissue in the patient is large, a plurality of ablation surgical knives are required to be inserted into the patient for minimally invasive treatment, so that the wound surface is large, the postoperative recovery is not facilitated, and even after the ablation surgical knives are inserted, the effective acting range of the ablation surgical knives on the tumor tissue in the patient is limited, so that the cryoablation surgical treatment duration can be prolonged.
Based on the above, the present invention has devised an ablation scalpel to solve the above-mentioned problems.
Disclosure of Invention
The invention aims at: in order to solve the defects that the ablation surgical knife in the prior art still has some defects in the using process, the structure is simple, the function is relatively single, if the tumor tissue in the patient is large, a plurality of ablation surgical knives are required to be inserted into the patient for minimally invasive treatment, so that the wound surface is large, the postoperative recovery is not facilitated, and even after the ablation surgical knives are inserted, the effective acting range of the ablation surgical knives on the tumor tissue in the patient is limited, so that the treatment duration of the cryoablation surgical operation can be prolonged.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
an ablation scalpel comprises an ablation operation controller, wherein a targeting catheter for delivering liquefied gas is connected to the ablation operation controller, an ablation operation handle is also connected to the targeting catheter, a targeting puncture head for puncturing the skin of a patient is connected to the ablation operation handle, a targeting guide assembly is connected to the targeting puncture head in an inserted manner, and the targeting guide assembly is also positioned in the ablation operation handle;
the targeting guide assembly is internally connected with a targeting puncture capillary in an inserted manner, the targeting puncture capillary is connected with a targeting drilling head, the targeting drilling head drills in tumor tissues to drive the targeting puncture capillary to penetrate through the tumor tissues, the targeting puncture capillary is provided with a targeting freezing hole, the targeting puncture capillary is internally connected with a targeting cavitation assembly in an embedded manner at a position corresponding to the targeting freezing hole, and the targeting cavitation assembly penetrates into the tumor tissues when being expanded by cooling.
As a further description of the above technical solution:
the targeting guide assembly comprises a targeting guide outer tube which is connected in a plug-in manner in a targeting puncture head, a butt joint is connected to the targeting puncture head, and a plurality of butt joint holes are formed in the butt joint and form an annular array;
the ablation operation handle is internally connected with a butt joint outer cylinder, the targeting guide outer tube is connected in the butt joint outer cylinder in an inserting mode, and the targeting guide outer tube is in butt joint with the butt joint outer cylinder through a butt joint.
As a further description of the above technical solution:
the positions of the butt joint outer cylinder corresponding to the plurality of butt joint holes are connected with butt joint shafts, and the plurality of butt joint shafts are respectively sleeved in the plurality of butt joint holes;
the butt joint outer cylinder is magnetically attracted with a magnetic butt joint sleeve through the butt joint connector, magnetic attraction holes are formed in positions, corresponding to the plurality of butt joint shafts, of the magnetic butt joint sleeve, and the magnetic butt joint sleeve is connected with the butt joint shafts through the plurality of magnetic attraction holes.
As a further description of the above technical solution:
the targeted freezing holes are multiple groups, and the targeted freezing holes are linearly and equidistantly arranged.
As a further description of the above technical solution:
the targeting cavitation assembly comprises a cold expansion lining, the cold expansion lining is connected with the position corresponding to the targeting freezing hole in the targeting puncture capillary in an embedded mode, and capillary needles are connected with the position corresponding to the targeting freezing hole on the cold expansion lining.
As a further description of the above technical solution:
the cold expansion lining is connected with a plurality of micro supporting springs which are in an annular array, and the cold expansion lining is connected with the inside of the targeting puncture capillary tube through the micro supporting springs;
the cold expansion lining is internally connected with a plurality of acoustic wave vibrators, and the acoustic wave vibrators are in an annular array.
As a further description of the above technical solution:
the ablation operation handle is correspondingly provided with a plug box in a plug-in connection mode in the vertical direction of the targeting puncture head, the plug box is provided with a retraction groove, a plug shaft is connected in an embedded mode in the retraction groove, a plug spring is connected to the plug shaft, the plug shaft is connected with the retraction groove through the plug spring, an assembly groove is formed in the ablation operation handle at a position corresponding to the plug shaft, and the plug shaft is connected in the assembly groove in a plug-in mode.
As a further description of the above technical solution:
the capillary drilling assembly is arranged in the plug box corresponding to the targeted puncture capillary, the capillary drilling assembly comprises a rear supporting seat, the rear supporting seat is connected in the plug box in an embedded mode, a plurality of capillary torsion wheels are connected to the rear supporting seat in a rotating mode around the position of the targeted puncture capillary, a torsion outer cylinder is connected to the plurality of capillary torsion wheels in an external rotating mode, and the torsion outer cylinder is connected to the rear supporting seat in a rotating mode.
As a further description of the above technical solution:
the torsion outer cylinder is sleeved with an outer toothed ring, a driving gear is meshed with the outer toothed ring, the driving gear is arranged on an output shaft of the electric motor, and a machine body of the electric motor is arranged on the rear supporting seat.
As a further description of the above technical solution:
the plug box is provided with a plug hole for inserting the targeting puncture capillary at a position corresponding to the targeting puncture capillary, and a rear sealing cover is connected in a plug-in sealing manner in the plug hole.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. according to the invention, the targeted puncture capillary tube completely penetrates through the tumor tissue in the patient, so that the tumor tissue in the patient can be subjected to comprehensive synchronous cryoablation treatment, the curative effect of the ablation is remarkable, the operation is simple, the wound is tiny, the safety is high, and surrounding good tissues are protected to the maximum extent.
2. In the invention, in the process that the capillary needle penetrates the targeting freezing hole, the sound wave vibrator is controlled to work, the sound wave vibrator directly acts on tumor tissues in a patient through the capillary needle, so that cavitation effect is generated in the tumor tissues, and the coagulation temperature of the tumor tissues can be reduced to a certain extent by forming cavitation effect in the tumor tissues, thereby being beneficial to accelerating the cryoablation operation.
3. According to the invention, liquefied gas enters the targeted puncture capillary through the plug box, the cold expansion lining expands along with the filling of the liquefied gas in the targeted puncture capillary, a capillary needle on the cold expansion lining penetrates through the targeted freezing hole to penetrate into tumor tissue in a patient, and the capillary needle acts on the cell membrane of the tumor tissue in the patient to break the cell membrane of the tumor tissue in the patient, so that a large number of permanent nanometer micropores are generated in the cell membrane of the tumor tissue in the patient to destroy the intracellular steady state, and the capillary needle is matched with the liquid gas, so that apoptosis of the tumor tissue in the patient can be effectively promoted, and thorough death of the tumor tissue in the patient is finally caused.
Drawings
Fig. 1 is a schematic perspective view of an ablation scalpel according to the present invention;
fig. 2 is a schematic perspective view of a targeting puncture capillary in an ablation scalpel according to the present invention;
FIG. 3 is a schematic perspective view of a targeting cavitation assembly in an ablation scalpel according to the present invention;
FIG. 4 is an enlarged schematic view of the ablation scalpel of FIG. 3;
FIG. 5 is an enlarged schematic perspective view of a targeting cavitation assembly in an ablation scalpel according to the present invention;
fig. 6 is a schematic perspective view illustrating the detachment of a targeting guide assembly in an ablation scalpel according to the present invention;
fig. 7 is a schematic perspective view of a targeting drill in an ablation scalpel according to the present invention.
Legend description:
1. an ablation procedure controller; 2. a targeting catheter; 3. an ablation procedure handle; 4. targeting the piercing head; 5. a targeting guide assembly; 501. a targeting guide outer tube; 502. butt joint; 503. butting an outer cylinder; 504. a butt joint shaft; 505. a magnetic butt joint sleeve; 6. targeting a piercing capillary; 7. targeting the frozen wells; 8. targeting the drill head; 9. a targeted cavitation assembly; 901. a cold expansion liner; 902. a micro support spring; 903. a capillary needle; 904. a sonic vibrator; 10. a plug-in box; 11. a capillary drilling assembly; 1101. a rear support base; 1102. a capillary torsion wheel; 1103. twisting the outer cylinder; 1104. an outer toothed ring; 1105. an electric motor; 1106. a drive gear; 12. a retraction groove; 13. a plug-in shaft; 14. a plug spring; 15. and a rear sealing cover.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: the ablation scalpel comprises an ablation operation controller 1, wherein a targeting catheter 2 for delivering liquefied gas is connected to the ablation operation controller 1, an ablation operation handle 3 is also connected to the targeting catheter 2, a targeting puncture head 4 for puncturing the skin of a patient is connected to the ablation operation handle 3, a targeting guide assembly 5 is connected in the targeting puncture head 4 in an inserted manner, and the targeting guide assembly 5 is also positioned in the ablation operation handle 3;
the targeting guide assembly 5 is internally connected with a targeting puncture capillary tube 6 in an inserted manner, the targeting puncture capillary tube 6 is connected with a targeting drilling head 8, the targeting drilling head 8 drills in tumor tissues to drive the targeting puncture capillary tube 6 to penetrate through the tumor tissues, the targeting puncture capillary tube 6 is provided with a targeting freezing hole 7, the targeting puncture capillary tube 6 is internally provided with a targeting cavitation assembly 9 at a position corresponding to the targeting freezing hole 7, and the targeting cavitation assembly 9 is connected with a targeting cavitation assembly 9 in an embedded manner to penetrate into the tumor tissues when being expanded by cooling.
Specifically, the main material of the targeted cavitation component 9 is bronze.
Specifically, the targeting guide assembly 5 comprises a targeting guide outer tube 501, the targeting guide outer tube 501 is connected in the targeting puncture head 4 in a plug-in manner, the targeting puncture head 4 is connected with a butt joint 502, and a plurality of butt joint holes are formed in the butt joint 502 in an annular array;
the ablation operation handle 3 is internally connected with a butt joint outer barrel 503, the targeting guide outer barrel 501 is connected in the butt joint outer barrel 503 in an inserting mode, and the targeting guide outer barrel 501 is in butt joint with the butt joint outer barrel 503 through a butt joint 502.
The embodiment is specifically as follows: medical staff inserts the targeting guide outer tube 501 into the targeting puncture head 4 through the ablation operation handle 3 and the butt joint outer sleeve in the ablation operation handle 3, the targeting guide outer tube 501 continuously approaches to the tumor tissue direction in the patient body after penetrating through the skin tissue layer of the patient through the targeting puncture head 4, after the targeting guide outer tube 501 completes puncture, the orifice of the targeting guide outer tube 501 approaches to the tumor tissue in the patient body, and when the targeting guide outer tube 501 is about to complete puncture, the targeting guide outer tube 501 is operated to complete butt joint with the butt joint shaft 504 on the butt joint outer tube 503 through the butt joint hole on the butt joint 502, then the magnetic butt joint sleeve 505 is connected on the butt joint 502, and the magnetic butt joint sleeve 505 is magnetically butted with the butt joint outer tube 503 through the butt joint 502.
Specifically, the positions of the docking outer cylinder 503 corresponding to the plurality of docking holes are connected with docking shafts 504, and the plurality of docking shafts 504 are respectively sleeved in the plurality of docking holes;
the butt joint outer cylinder 503 is magnetically attracted with the magnetic butt joint sleeve 505 through the butt joint 502, the positions of the magnetic butt joint sleeve 505 corresponding to the plurality of butt joint shafts 504 are provided with magnetic attraction holes, the magnetic butt joint sleeve 505 is connected with the butt joint shafts 504 through the plurality of magnetic attraction holes, the targeted freezing holes 7 are in a plurality of groups, the targeted freezing holes 7 of the plurality of groups are arranged in a linear equidistant manner, the targeted cavitation assembly 9 comprises a cold expansion lining 901, the cold expansion lining 901 is connected with the position corresponding to the targeted freezing holes 7 in the targeted piercing capillary 6 in an embedded manner, the positions corresponding to the targeted freezing holes 7 on the cold expansion lining 901 are connected with capillary needles 903, the cold expansion lining 901 is connected with a plurality of micro support springs 902, the micro support springs 902 are in an annular array, and the cold expansion lining 901 is connected with the targeted piercing capillary 6 through the micro support springs 902;
a plurality of acoustic wave elements 904 are connected to the cold expansion liner 901, and the plurality of acoustic wave elements 904 are in an annular array.
The embodiment is specifically as follows: the electric motor 1105 is controlled to be electrified, the electric motor 1105 drives the driving gear 1106 to drive through the output shaft of the electric motor 1105, the driving gear 1106 drives the outer gear ring 1104 to rotate, the outer gear ring 1104 drives the torsion outer cylinder 1103 to rotate, the torsion outer cylinder 1103 simultaneously drives the capillary torsion wheels 1102 to rotate around the targeted piercing capillaries 6, the targeted piercing capillaries 6 twist and drive the targeted drilling head 8 to rotate under the driving of the targeted piercing capillaries 6, medical staff still need to continuously push the targeted piercing capillaries 6 into the targeted guiding outer tube 501 in the process of drilling the targeted drilling head 8 until the targeted piercing capillaries 6 completely penetrate into tumor tissues in a patient under the driving of the targeted drilling head 8, finally the ablation operation controller 1 is operated to introduce liquefied gas into the targeted piercing capillaries 6 through the targeted ablation operation handle 3, the liquefied gas enters the targeted piercing capillaries 6 through the plug box 10, the liquefied gas is filled into the targeted piercing capillaries 6 along with the penetration of the liquefied gas in the targeted piercing capillaries 901, the capillary 903 on the cold expansion lining 901 penetrate through the targeted freezing holes 7 to pierce tumor tissues in the patient, the targeted capillary 903 acts on the tumor cell membranes of the patient, so that the large amount of sound waves 903 penetrate through the targeted freezing holes 7, and the needle head 904 can directly vibrate in the process of the targeted acoustic wave oscillator.
Specifically, the ablation operation handle 3 is connected with a plug box 10 in a plug-in manner in the vertical direction corresponding to the targeting puncture head 4, a retraction groove 12 is formed in the plug box 10, a plug shaft 13 is connected in the retraction groove 12 in an embedded manner, a plug spring 14 is connected to the plug shaft 13, the plug shaft 13 is connected with the retraction groove 12 in an internal manner through the plug spring 14, an assembly groove is formed in the ablation operation handle 3 corresponding to the plug shaft 13, and the plug shaft 13 is connected in the assembly groove in a plug-in manner.
Specifically, capillary drilling assembly 11 is disposed in socket 10 corresponding to targeted piercing capillary 6, capillary drilling assembly 11 includes a rear supporting seat 1101, rear supporting seat 1101 is connected in socket 10 in an embedded manner, a plurality of capillary torsion wheels 1102 are connected to rear supporting seat 1101 in a rotating manner around the position of targeted piercing capillary 6, a torsion outer cylinder 1103 is connected to the plurality of capillary torsion wheels 1102 in an external rotating manner, torsion outer cylinder 1103 is connected to rear supporting seat 1101 in a rotating manner, an outer tooth ring 1104 is sleeved on torsion outer cylinder 1103, a driving gear 1106 is meshed on outer tooth ring 1104, driving gear 1106 is mounted on an output shaft of electric motor 1105, and a body of electric motor 1105 is mounted on rear supporting seat 1101.
The embodiment is specifically as follows: the medical staff operates the target puncture capillary 6 to sequentially penetrate through the plug box 10, the capillary torsion wheels 1102 in the plug box 10 and the magnetic butt joint sleeve 505 and then enter the target puncture capillary 6, the target puncture capillary 6 is continuously pushed to move in the direction of tumor tissues in a patient body in the target guide outer tube 501, when the target puncture head 8 on the target puncture capillary 6 is abutted against the tumor tissues in the patient body, the electric motor 1105 is controlled to be electrified, the electric motor 1105 drives the driving gear 1106 to drive through the output shaft of the electric motor to drive, the driving gear 1106 drives the outer tooth ring 1104 to rotate, the outer tooth ring 1104 drives the torsion outer tube 1103 to rotate, the torsion outer tube 1103 simultaneously drives the capillary torsion wheels 1102 to rotate around the target puncture capillary 6, the target puncture capillary 6 is driven to rotate under the driving of the target puncture capillary 6, and the target puncture head 8 still needs to be pushed in the target guide outer tube 501 by the medical staff in the process of drilling the target puncture head 8 until the target puncture capillary 6 completely penetrates the tumor tissues in the patient body under the driving of the target puncture head 8.
Specifically, a plug interface for inserting the targeting puncture capillary 6 is formed in the plug box 10 at a position corresponding to the targeting puncture capillary 6, and a rear sealing cover 15 is connected in the plug interface in a plug-in sealing manner.
The embodiment is specifically as follows: the rear sealing cover 15 is used for sealing the plug-in port, so that the liquid gas flowing into the plug-in box 10 is prevented from leaking out through the plug-in port.
Working principle, when in use:
when the patient is subjected to ablation surgery treatment, a puncture site is determined according to tumor tissues in the patient, and then skin around the puncture site is disinfected;
after the disinfection treatment of the puncture site is completed, medical staff manually operates the ablation operation operating handle 3 to penetrate through the skin tissue layer of the patient through the targeting puncture head 4;
then, medical staff inserts the targeting guide outer tube 501 into the targeting puncture head 4 through the ablation operation handle 3 and a butt joint outer sleeve in the ablation operation handle 3, the targeting guide outer tube 501 continuously approaches to the tumor tissue direction in the patient after penetrating through the skin tissue layer of the patient through the targeting puncture head 4, and the orifice of the targeting guide outer tube 501 approaches to the tumor tissue in the patient after the targeting guide outer tube 501 completes puncture;
when the targeting guide outer tube 501 is about to complete puncture, the targeting guide outer tube 501 is operated to complete butt joint with a butt joint shaft 504 on a butt joint outer tube 503 through a butt joint hole on a butt joint 502, then a magnetic butt joint sleeve 505 is connected to the butt joint 502, the magnetic butt joint sleeve 505 is magnetically butted with the butt joint outer tube 503 through the butt joint 502, and the targeting guide outer tube 501 has good stability when a targeting puncture capillary 6 is inserted into the following targeting guide outer tube 501;
then, medical staff operates the targeting puncture capillary 6 to sequentially penetrate through the plug box 10, the plurality of capillary torsion wheels 1102 in the plug box 10 and the magnetic butt joint sleeve 505 and then enter the targeting puncture capillary 6, the targeting puncture capillary 6 is continuously pushed to move in the direction of tumor tissues in a patient body in the targeting guide outer tube 501, when the targeting drill head 8 on the targeting puncture capillary 6 is abutted against the tumor tissues in the patient body, the electric motor 1105 is controlled to be electrified, the electric motor 1105 drives the driving gear 1106 to drive through the output shaft thereof, the driving gear 1106 drives the external gear ring 1104 to rotate, the external gear ring 1104 drives the torsion outer tube 1103 to rotate, the torsion outer tube 1103 simultaneously drives the plurality of capillary torsion wheels 1102 to rotate around the targeting puncture capillary 6, the targeting puncture capillary 6 is driven by the plurality of targeting puncture capillaries 6 to twist and drive the targeting drill head 8 to rotate, in the process of drilling the targeting drilling head 8, medical staff still needs to continuously push the targeting puncture capillary tube 6 into the targeting guide outer tube 501 until the targeting puncture capillary tube 6 completely penetrates into tumor tissues in a patient under the drive of the targeting drilling head 8, finally, the ablation operation controller 1 is operated to introduce liquefied gas into the ablation operation handle 3 through the targeting guide tube, the liquefied gas enters the targeting puncture capillary tube 6 through the plug box 10, the cold expansion lining 901 is expanded along with the filling of the liquefied gas in the targeting puncture capillary tube 6, the capillary needle 903 on the cold expansion lining 901 penetrates through the targeting freezing hole 7 to puncture tumor tissues in the patient, the capillary needle 903 acts on the tumor tissue membranes in the patient to break the tumor tissue membranes in the patient to generate a large number of permanent nanometer micropores so as to break the stable state in the cells, the capillary needle 903 is matched with the liquid gas, can effectively promote apoptosis of tumor tissue cells in a patient, and finally lead to thorough death of tumor tissue in the patient;
in the process that the capillary needle 903 penetrates the targeting freezing hole 7, the sound wave vibrator 904 is controlled to work, the sound wave vibrator 904 directly acts on tumor tissues in a patient through the capillary needle 903, so that cavitation effect is generated in the tumor tissues, and the coagulation temperature of the tumor tissues can be reduced to a certain extent through the cavitation effect formed in the tumor tissues, so that the performance of a cryoablation operation is facilitated to be quickened;
the targeted puncture capillary 6 completely penetrates through the tumor tissue in the patient, so that the tumor tissue in the patient can be completely and synchronously cryoablation, the curative effect of ablation is remarkable, the operation is simple, the wound is tiny, the safety is high, and surrounding good tissues are protected to the greatest extent.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (6)
1. The utility model provides an ablation scalpel, includes ablation operation controller (1), connect with on ablation operation controller (1) and play target catheter (2) that carry liquefied gas usefulness, still connect with on target catheter (2) and ablate operation handle (3), connect with on the ablation operation handle (3) and carry out target puncture head (4) that puncture usefulness to patient's skin, characterized in that, target puncture head (4) are interior to be connected with target guide subassembly (5), target guide subassembly (5) still are located ablation operation handle (3);
the targeting guide assembly (5) is internally connected with a targeting puncture capillary (6) in an inserted manner, the targeting puncture capillary (6) is connected with a targeting drilling head (8), the targeting drilling head (8) drills in tumor tissues to drive the targeting puncture capillary (6) to penetrate through the tumor tissues, the targeting puncture capillary (6) is provided with a targeting freezing hole (7), the targeting puncture capillary (6) is internally provided with a targeting cavitation assembly (9) at a position corresponding to the targeting freezing hole (7), and the targeting cavitation assembly (9) is connected with a targeting cavitation assembly in an embedded manner to penetrate the tumor tissues when being subjected to cold expansion;
the targeting guide assembly (5) comprises a targeting guide outer tube (501), the targeting guide outer tube (501) is connected in the targeting puncture head (4) in a plug-in mode, the targeting guide outer tube (501) is connected with a butt joint (502), and a plurality of butt joint holes are formed in the butt joint (502) and form an annular array;
the ablation operation handle (3) is connected with a butt joint outer cylinder (503), the targeting guide outer tube (501) is connected in the butt joint outer cylinder (503) in an inserting mode, and the targeting guide outer tube (501) is in butt joint with the butt joint outer cylinder (503) through a butt joint head (502);
the positions of the butt joint outer cylinder (503) corresponding to the plurality of butt joint holes are connected with butt joint shafts (504), and the plurality of butt joint shafts (504) are respectively sleeved in the plurality of butt joint holes;
the butt joint outer cylinder (503) is magnetically attracted with the magnetic butt joint sleeve (505) through the butt joint head (502), the positions of the magnetic butt joint sleeve (505) corresponding to the plurality of butt joint shafts (504) are provided with magnetic attraction holes, and the magnetic butt joint sleeve (505) is connected with the butt joint shafts (504) through the plurality of magnetic attraction holes;
the targeted cavitation assembly (9) comprises a cold expansion lining (901), the cold expansion lining (901) is connected with the position corresponding to the targeted freezing hole (7) in the targeted puncture capillary tube (6) in an embedded mode, and capillary needles (903) are connected with the position corresponding to the targeted freezing hole (7) on the cold expansion lining (901);
the cold expansion lining (901) is connected with a plurality of sonic wave vibrators (904), and the sonic wave vibrators (904) are in an annular array.
2. The ablation scalpel according to claim 1, wherein the targeting freeze holes (7) are in multiple groups, and the multiple groups of targeting freeze holes (7) are arranged in a linear equidistant manner.
3. The ablation scalpel according to claim 1, wherein the cold-expansion liner (901) is connected with a plurality of micro-support springs (902), and the plurality of micro-support springs (902) are in an annular array, and the cold-expansion liner (901) is connected with the targeted puncture capillary (6) through the micro-support springs (902).
4. The ablation scalpel according to claim 1, wherein an insertion box (10) is connected to the ablation operation handle (3) in a manner of being inserted in the vertical direction corresponding to the targeting puncture head (4), a retraction groove (12) is formed in the insertion box (10), an insertion shaft (13) is connected to the retraction groove (12) in an embedded manner, an insertion spring (14) is connected to the insertion shaft (13), the insertion shaft (13) is connected to the retraction groove (12) in an inner manner through the insertion spring (14), an assembly groove is formed in the ablation operation handle (3) in a position corresponding to the insertion shaft (13), and the insertion shaft (13) is connected to the assembly groove in an insertion manner;
capillary drilling components (11) are arranged in the plug-in box (10) corresponding to the targeted puncture capillary (6), the capillary drilling components (11) comprise rear supporting seats (1101), the rear supporting seats (1101) are connected in the plug-in box (10) in an embedded mode, a plurality of capillary torsion wheels (1102) are connected to the rear supporting seats (1101) in a rotating mode around the position of the targeted puncture capillary (6), and a torsion outer cylinder (1103) is connected to the outer side of the plurality of capillary torsion wheels (1102) in a rotating mode, and the torsion outer cylinder (1103) is connected to the rear supporting seats (1101) in a rotating mode.
5. The ablation scalpel according to claim 4, wherein the torsion outer cylinder (1103) is sleeved with an outer toothed ring (1104), the outer toothed ring (1104) is meshed with a driving gear (1106), the driving gear (1106) is mounted on an output shaft of an electric motor (1105), and a body of the electric motor (1105) is mounted on a rear supporting seat (1101).
6. The ablation scalpel according to claim 4, characterized in that a plug-in port for inserting the targeting puncture capillary (6) is formed in the plug-in box (10) at a position corresponding to the targeting puncture capillary (6), and a rear sealing cover (15) is connected in a plug-in sealing manner in the plug-in port.
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| CN202311170404.0A CN116898559B (en) | 2023-09-12 | 2023-09-12 | ablation scalpel |
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| CN202311170404.0A CN116898559B (en) | 2023-09-12 | 2023-09-12 | ablation scalpel |
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| CN116898559B true CN116898559B (en) | 2023-12-19 |
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| CN116898559A (en) | 2023-10-20 |
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