CN114391940A - Multi-channel circulating water-outlet low-temperature plasma multifunctional surgical knife head - Google Patents
Multi-channel circulating water-outlet low-temperature plasma multifunctional surgical knife head Download PDFInfo
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- CN114391940A CN114391940A CN202111572375.1A CN202111572375A CN114391940A CN 114391940 A CN114391940 A CN 114391940A CN 202111572375 A CN202111572375 A CN 202111572375A CN 114391940 A CN114391940 A CN 114391940A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 45
- 238000005520 cutting process Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 39
- 239000010959 steel Substances 0.000 claims abstract description 39
- 230000023597 hemostasis Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 9
- 238000002347 injection Methods 0.000 claims abstract description 9
- 239000000919 ceramic Substances 0.000 claims abstract description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 12
- 208000027418 Wounds and injury Diseases 0.000 abstract description 9
- 208000014674 injury Diseases 0.000 abstract description 8
- 208000028389 Nerve injury Diseases 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000008764 nerve damage Effects 0.000 abstract description 4
- 230000002980 postoperative effect Effects 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 4
- 208000002193 Pain Diseases 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 description 18
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- 230000007547 defect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 208000035965 Postoperative Complications Diseases 0.000 description 3
- 208000031737 Tissue Adhesions Diseases 0.000 description 3
- 230000007012 clinical effect Effects 0.000 description 3
- 230000005574 cross-species transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002504 physiological saline solution Substances 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 238000009834 vaporization Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000002439 hemostatic effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 206010028851 Necrosis Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 208000004550 Postoperative Pain Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000003868 tissue accumulation Effects 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
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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
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/042—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating using additional gas becoming plasma
-
- 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
- A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
- A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
-
- 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
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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
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B2018/044—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating the surgical action being effected by a circulating hot fluid
- A61B2018/046—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating the surgical action being effected by a circulating hot fluid in liquid form
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (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 a multi-runner circulating water-outlet low-temperature plasma multifunctional surgical knife head which comprises a handle, a steel pipe, a suction tube, a ceramic head, a cutting hemostasis electrode, a cable, a suction hose and a water injection hose, wherein the handle is connected with the steel pipe; an installation cavity is arranged in the handle; one end of the steel pipe is arranged in the mounting cavity; the other end of the steel pipe is fixed with the porcelain head; a plurality of water outlet gaps are reserved between the outer wall of the porcelain head and the inner wall of the steel pipe; a circle of circulating water tank is arranged on the circumferential surface of the porcelain head; the circulating water tank is communicated with the water outlet gap. The invention has the beneficial effects that: the invention can realize the operations of cutting, ablating and the like on tissues at lower temperature, simultaneously reduces the thermal injury and nerve damage to normal tissues, improves the cutting speed of the cutter head, shortens the operation time, reduces the injury and the pain feeling after the operation and leads the postoperative recovery of patients to be fast.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a multi-channel circulating water-outlet low-temperature plasma multifunctional surgical knife head.
Background
With the progress of medical science, higher requirements are put on the process and curative effect of surgical operation. The micro-wound, intervention and endoscope are another new revolution of the medical battle line in the century and are the inevitable trend of the development of medical technology. The minimally invasive, cavity internalization, remote, television and diversification have penetrated into the surgical clinical medicine field and have dominated the field. The prior electrotome has the defects of overhigh cutting temperature, more postoperative complications and the like in the surgical cutting process, and causes certain damage to human bodies. The existing plasma surgical knife head perfectly solves the defects. The novel vaporization cutting technology has good application prospect in the aspect of intracavity minimally invasive treatment. The existing plasma cutter head has the defects of overhigh cutting temperature, low cutting efficiency, damage to a human body, more postoperative complications and the like caused by uneven water outlet and electromagnetic circuit in the surgical cutting process. The reason for causing water and electromagnetic circuit problem lies in that current plasma tool bit generally is the porcelain head, and has seted up out the basin on the porcelain head and be used for going out water, but only through the play basin that independent interval set up when going out water, leads to the temperature can not evenly reduce and influence electromagnetic circuit. In addition, the suction channel is formed by splicing two cylindrical channels, one large and one small, as shown in fig. 3, and thus the opening area of the suction channel is small and the suction channel is easily blocked, which is one of the reasons that the surgical knife head is likely to cause complications.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a multi-channel circulating water-outlet low-temperature plasma multifunctional surgical knife head.
The purpose of the invention is realized by the following technical scheme: a multi-channel circulating water-outlet low-temperature plasma multifunctional surgical knife head comprises a handle, a steel pipe, a suction tube, a ceramic head, a cutting hemostasis electrode, a cable, a suction hose and a water injection hose; an installation cavity is arranged in the handle; one end of the steel pipe is arranged in the mounting cavity; the other end of the steel pipe is fixed with the porcelain head; a plurality of water outlet gaps are reserved between the outer wall of the porcelain head and the inner wall of the steel pipe; a circle of circulating water tank is arranged on the circumferential surface of the porcelain head; the circulating water tank is communicated with the water outlet gap;
furthermore, the water injection hose extends into the installation cavity and is communicated with the steel pipe;
furthermore, a plurality of water outlet gaps are distributed at intervals in the radial direction of the steel pipe;
further, the depth of the circulating water tank is 0.4-0.6 mm; the width of the circulating water channel is not less than 0.6 mm;
further, the length of the water outlet gap is not less than 0.3 mm; the width of the water outlet gap is 1-1.5 mm;
further, the suction tube is arranged in the steel tube; a suction channel is arranged in the porcelain head; one end of the suction tube is communicated with the suction channel; the other end of the suction tube extends into the mounting cavity and is connected with a suction hose;
furthermore, the end surface of the suction channel, which is positioned at one end of the porcelain head, is oval;
further, the section of the suction channel is trapezoidal;
furthermore, one end of the cutting hemostasis electrode is fixed with the end face of the porcelain head; the other end of the cutting hemostasis electrode is connected with the electrode wire; the electrode wire extends into the installation cavity through the steel pipe and is connected with the cable; the electrode wire is wrapped with an insulating layer;
the further technical proposal is that the circumferential surface of the steel pipe is also sleeved with an insulating pipe; the insulating tube extends into the mounting cavity.
The invention has the following advantages: the invention can realize the operations of cutting, ablating and the like on tissues at lower temperature, simultaneously reduces the thermal injury and nerve damage to normal tissues, improves the cutting speed of the cutter head, shortens the operation time, reduces the injury and the pain feeling after the operation and leads the postoperative recovery of patients to be fast.
The porcelain head structure provided by the invention can realize multi-directional water outlet through the plurality of water outlet gaps, and is beneficial to smooth water outlet of other water outlet gaps when the water outlet gap on one side is blocked; and the normal saline that flows out through the play water clearance at first enters into the circulation basin of porcelain head for normal saline can flow around the circulation basin and spill over the circulation basin again, the relative ratio is in the interval, the play water tank of isolated setting, more is favorable to making normal saline evenly flow and distribute at the porcelain head front end, be favorable to making electric field emission return circuit more even, be favorable to reducing the electrode temperature of porcelain head front end simultaneously, be favorable to preventing tissue adhesion and carbomorphism, be favorable to improving clinical effect and cutting speed.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a schematic view of the opening of a suction channel in the prior art.
FIG. 4 is a schematic view of the opening of the suction channel of the present invention.
Fig. 5 is a schematic structural diagram of the porcelain head.
In the figure: 1. a handle; 2. a steel pipe; 3. a suction tube; 4. a porcelain head; 5. cutting the hemostatic electrode; 6. a cable; 7. a suction hose; 8. a water injection hose; 9. a water outlet gap; 10. a circulating water tank; 11. a suction channel; 12. an insulating tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that the products of the present invention conventionally lay out when in use, or orientations or positional relationships that are conventionally understood by those skilled in the art, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1: as shown in fig. 1, 2, 4 and 5, a multi-channel circulating water-discharging low-temperature plasma multifunctional surgical knife head comprises a handle 1, a steel pipe 2, a suction tube 3, a porcelain head 4, a cutting hemostasis electrode 5, a cable 6, a suction hose 7 and a water injection hose 8; an installation cavity is arranged in the handle 1; one end of the steel pipe 2 is arranged in the installation cavity; the other end of the steel pipe 2 is fixed with a porcelain head 4; a plurality of water outlet gaps 9 are reserved between the outer wall of the porcelain head 4 and the inner wall of the steel pipe 2; a circle of circulating water tank 10 is arranged on the circumferential surface of the porcelain head 4; the circulating water tank 10 is communicated with the water outlet gap 9.
In the embodiment, the outer surface of the rear end of the porcelain head 4 and the inner surface of the front end of the steel pipe 2 are glued and fixed; the outer surface of the rear end of the steel pipe 2 is glued and fixed with the inner surface of the front end of the handle 1; any reasonable gluing and fixing mode can be selected according to the requirement; in this embodiment, the installation cavity that sets up in handle 1 is favorable to connecting and installation and management and electrode, can set up rationally as required.
The invention can realize the operations of cutting, ablating and the like on tissues at lower temperature, simultaneously reduces the thermal injury and nerve damage to normal tissues, improves the cutting speed of the cutter head, shortens the operation time, reduces the injury and the pain feeling after the operation and leads the postoperative recovery of patients to be fast.
The porcelain head 4 structure provided by the invention can realize multi-directional water outlet through the plurality of water outlet gaps 9, and is beneficial to smooth water outlet of other water outlet gaps 9 when the water outlet gap 9 on one side is blocked; and through the normal saline that goes out water clearance 9 outflow, at first enter into porcelain head 4's circulation basin 10 in, make normal saline can flow around circulation basin 10 and spill over circulation basin 10 again, relative ratio is in the interval, the play basin of isolated setting, more be favorable to making normal saline evenly flow and distribute at porcelain head 4 front end, be favorable to making electric field emission return circuit more even, be favorable to reducing the electrode temperature of porcelain head 4 front end simultaneously, be favorable to preventing tissue adhesion and carbomorphism, be favorable to improving clinical effect and cutting speed.
The water injection hose 8 extends into the mounting cavity and is communicated with the steel pipe 2; in this embodiment, after water injection hose 8 and steel pipe 2 communicate, carry normal saline to 4 one ends of porcelain head through 2 inner chambers of steel pipe, and go out water gap 9 between through porcelain head 4 and the steel pipe 2, enter into the circulation basin 10 of 4 front ends of porcelain head, flow the back and spill over in circulation basin 10, be favorable to forming continuous circulation water course in circulation basin 10, be favorable to evenly cooling on 4 tip global of porcelain head, be favorable to effectively reducing the temperature, be favorable to making electric field emission return circuits more even, be favorable to preventing tissue adhesion and carbomorphism, improve electrode clinical effect and cutting speed.
A plurality of the water outlet gaps 9 are distributed at intervals in the radial direction of the steel pipe 2; in this embodiment, the water outlet gaps 9 are distributed at intervals in the radial direction of the steel pipe 2, and preferably, the water outlet gaps 9 are distributed at intervals symmetrically in the radial direction, so that water can uniformly flow out around the porcelain heads 4 and flow into the circulating water tank 10.
The depth of the circulating water tank 10 is 0.4-0.6 mm; the width of the circulating water channel is not less than 0.6 mm; in this embodiment, the depth of the circulating water tank 10 should not be too deep, otherwise the speed of the physiological saline overflowing from the circulating water tank 10 is slow, which affects the flushing effect; the depth of the circulating water tank 10 is not too shallow, otherwise, the speed of the physiological saline overflowing from the circulating water tank 10 is high, and the cooling efficiency is low, so that the problem of influencing the cutting temperature is caused; in addition, the structural size of the circulating water channel is limited by the structure of the working tissue part, the width of the circulating water channel is not suitable to be less than 0.6mm, otherwise, the effective temperature reduction and the effect at the end part of the porcelain head 4 are not facilitated.
The length of the water outlet gap 9 is not less than 0.3 mm; the width of the water outlet gap 9 is 1-1.5 mm; the length of the water outlet gap 9 is not less than 0.3mm, the width is 1-1.5mm, otherwise the water outlet speed can not reach a proper level.
The suction tube 3 is arranged in the steel tube 2; a suction channel 11 is arranged in the porcelain head 4; one end of the suction tube 3 is communicated with the suction channel 11; the other end of the suction tube 3 extends into the mounting cavity and is connected with a suction hose 7; set up in porcelain head 4 and attract passageway 11, and attract passageway 11 and attract pipe 3 to be connected, attract pipe 3 and attract hose 7 to be connected, still be provided with at the tip of attracting hose 7 and attract the cap, be favorable to cutting, drainage on the one side, effectively reduce tissue and pile up or effectively realize the tissue and get rid of, damage is little to peripheral tissue after the cutting.
The end surface of the suction channel 11 at one end of the porcelain head 4 is oval; the opening of the suction channel 11 on the end face of the porcelain head 4 is oval instead of two conventional round openings with one large opening and one small opening, so that the suction channel is beneficial to enlarging the area of the suction opening, preventing the suction hole from being blocked by an electrode wire, reducing complications and enabling a patient to recover more quickly and better.
The section of the suction channel 11 is trapezoidal; the suction channel 11 designed by the invention has a trapezoidal section, the opening at the larger end is positioned on the end surface of the porcelain head 4, and the opening at the smaller end is connected with the suction tube 3, so that proper suction negative pressure can be generated at the end part, the tissue can be sucked quickly, the blocking condition can be reduced, and the tissue accumulation can be reduced or the tissue removal can be effectively realized.
One end of the cutting hemostasis electrode 5 is fixed with the end face of the porcelain head 4; the other end of the cutting hemostasis electrode 5 is connected with the electrode wire; the electrode wire extends into the installation cavity through the steel pipe 2 and is connected with the cable 6; the electrode wire is wrapped with an insulating layer; fixed cutting hemostasis electrode 5 that sets up on 4 terminal surfaces of porcelain head, when being favorable to accurate cutting, carry out inside drainage simultaneously, compare in traditional electrotome head, can be better act on narrower and small position.
The peripheral surface of the steel pipe 2 is also sleeved with an insulating pipe 12; the insulating tube 12 extends into the mounting cavity; the insulating tube 12 is advantageous in improving safety.
The invention has good hemostatic effect and low-temperature cutting and capsule protection effects because the bipolar electrode is non-conductive and physiological saline is used as a working medium, thereby greatly improving the safety of intracavity surgery. The plasma scalpel adopts a scalpel head designed by an independent electric field, the current and the electromagnetic wave do not pass through a human body, and the cutting temperature is only 40-70 ℃. Plasma vaporization to produce uniform coagulation necrosis plays an important role in hemostasis. Meanwhile, water absorption is reduced, normal saline is adopted for flushing, so that water poisoning can be avoided, and the novel vaporization cutting technology has a good application prospect in the aspect of intracavity minimally invasive treatment.
Because the plasma can realize the operations of cutting, melting and the like on tissues at lower temperature, simultaneously, the heat damage and the nerve damage to normal tissues are reduced, the operation time is shortened, the injury and the postoperative pain of the operation are reduced, the postoperative recovery of a patient is fast, and the defects of injury to a human body, overhigh cutting temperature and more postoperative complications of the traditional electrotome in the operation cutting process are overcome. The scalpel provided by the embodiment reduces the cutting temperature during surgical cutting, has the advantages of fast hemostasis, increases the depth range of tissue cutting, reduces the edema phenomenon and complications of a patient, and shortens the wound healing period.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. A multi-channel circulating water-outlet low-temperature plasma multifunctional surgical knife head comprises a handle, a steel pipe, a suction tube, a ceramic head, a cutting hemostasis electrode, a cable, a suction hose and a water injection hose; the method is characterized in that: an installation cavity is arranged in the handle; one end of the steel pipe is arranged in the mounting cavity; the other end of the steel pipe is fixed with the porcelain head; a plurality of water outlet gaps are reserved between the outer wall of the porcelain head and the inner wall of the steel pipe; a circle of circulating water tank is arranged on the circumferential surface of the porcelain head; the circulating water tank is communicated with the water outlet gap.
2. The multi-functional surgical knife head of multi-channel circulating effluent low-temperature plasma of claim 1, characterized in that: the water injection hose is communicated with the steel pipe after extending into the installation cavity.
3. The multi-functional surgical knife head of multi-channel circulating effluent low-temperature plasma of claim 1, characterized in that: and a plurality of water outlet gaps are distributed at intervals in the radial direction of the steel pipe.
4. The multi-functional surgical knife head of multi-channel circulating effluent low-temperature plasma of claim 1, characterized in that: the depth of the circulating water tank is 0.4-0.6 mm; the width of the circulating water channel is not less than 0.6 mm.
5. The multi-functional surgical knife head of multi-channel circulating effluent low-temperature plasma of claim 1, characterized in that: the length of the water outlet gap is not less than 0.3 mm; the width of the water outlet gap is 1-1.5 mm.
6. The multi-functional surgical knife head of multi-channel circulating effluent low-temperature plasma of claim 1, characterized in that: the suction tube is arranged in the steel tube; a suction channel is arranged in the porcelain head; one end of the suction tube is communicated with the suction channel; the other end of the suction tube extends into the mounting cavity and is connected with the suction hose.
7. The multi-functional scalpel head of claim 6 with multi-channel circulating effluent low temperature plasma, wherein: the end face of the suction channel, which is positioned at one end of the porcelain head, is oval.
8. Name as claimed in claim 1, characterized in that: the multi-functional scalpel head of claim 6 with multi-channel circulating effluent low temperature plasma, wherein: the section of the suction channel is trapezoidal.
9. The multi-functional surgical knife head of multi-channel circulating effluent low-temperature plasma of claim 1, characterized in that: one end of the cutting hemostasis electrode is fixed with the end face of the porcelain head; the other end of the cutting hemostasis electrode is connected with the electrode wire; the electrode wire extends into the installation cavity through the steel pipe and is connected with the cable; the electrode wire is wrapped with an insulating layer.
10. The multi-functional surgical knife head of multi-channel circulating effluent low-temperature plasma of claim 1, characterized in that: the peripheral surface of the steel pipe is also sleeved with an insulating pipe; the insulating tube extends into the mounting cavity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111572375.1A CN114391940B (en) | 2021-12-21 | 2021-12-21 | Multi-runner circulating water outlet low-temperature plasma multifunctional surgical knife head |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111572375.1A CN114391940B (en) | 2021-12-21 | 2021-12-21 | Multi-runner circulating water outlet low-temperature plasma multifunctional surgical knife head |
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| CN114391940A true CN114391940A (en) | 2022-04-26 |
| CN114391940B CN114391940B (en) | 2023-12-26 |
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| CN208989046U (en) * | 2018-05-07 | 2019-06-18 | 胡青 | A kind of ultrasonic surgical blade |
| CN110464452A (en) * | 2019-08-30 | 2019-11-19 | 珠海市司迈科技有限公司 | A kind of ear-nose-throat department plasma procedures electrode |
| CN110755149A (en) * | 2019-11-11 | 2020-02-07 | 成都美创医疗科技股份有限公司 | Plasma scalpel |
| CN111839721A (en) * | 2020-08-14 | 2020-10-30 | 成都美创医疗科技股份有限公司 | Folding type hemostatic instrument |
| CN215018827U (en) * | 2020-12-24 | 2021-12-07 | 北京小汤山医院 | Fan-shaped multifunctional incision knife |
| CN113520571A (en) * | 2021-06-18 | 2021-10-22 | 西安高通医学发展有限公司 | Low-temperature plasma multifunctional scalpel for laryngeal tonsils |
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