CN116269739B - Plasma surgical electrode - Google Patents
Plasma surgical electrode Download PDFInfo
- Publication number
- CN116269739B CN116269739B CN202310572901.7A CN202310572901A CN116269739B CN 116269739 B CN116269739 B CN 116269739B CN 202310572901 A CN202310572901 A CN 202310572901A CN 116269739 B CN116269739 B CN 116269739B
- Authority
- CN
- China
- Prior art keywords
- electrode
- support
- guide
- piece
- supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000968 intestinal effect Effects 0.000 claims abstract description 35
- 230000013011 mating Effects 0.000 claims description 10
- 201000010099 disease Diseases 0.000 abstract 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 15
- 239000002504 physiological saline solution Substances 0.000 description 10
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- 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
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1485—Probes or electrodes therefor having a short rigid shaft for accessing the inner body through natural openings
-
- 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
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00482—Digestive system
- A61B2018/005—Rectum
-
- 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
- A61B2018/00577—Ablation
- A61B2018/00583—Coblation, i.e. ablation using a cold 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00589—Coagulation
-
- 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
- A61B2018/00625—Vaporization
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The application relates to the technical field of medical equipment, and provides a plasma operation electrode, which comprises: the guide piece comprises a guide part and a support part connected with the guide part, the support part is positioned at one end of the guide part, and the support part is arranged in an outward extending way along the radial direction of the guide part; the sliding piece is sleeved on the periphery of the guide part and is used for being matched with the supporting part to support intestinal tissues; an electrode assembly fixedly connected with the sliding member; wherein, the slider is suitable for along the guide portion towards the supporting part slip, and electrode assembly and slider synchronous motion are used for resecting patient tissue on the intestinal tissue. Through the technical scheme of this application, the plasma operation electrode can prop up the position of intestinal tissue little fold to excision is carried out the disease tissue in the intestinal tissue, reduces operation degree of difficulty and risk, improves the operation success rate.
Description
Technical Field
The application relates to the technical field of medical instruments, in particular to a plasma surgical electrode.
Background
Plasma electrodes are widely used in surgical procedures to cut and coagulate corresponding tissue; and in the operations of superficial parts of dermatology, otorhinolaryngology, gynecology and anorectal families, corresponding tissues are coagulated, the tissues are denatured or necrotized, the plasma electrode can also be used for ablation and coagulation of tissues and organs, when in use, the plasma electrode needs to be formed by a high-frequency generator, an operation handle, an electrode, a connecting cable and a foot switch, high-frequency current is generated between the electrodes, the electrode is matched with a high-frequency electrotome, the high-frequency electrotome is a variable-frequency transformer, the low-frequency current of 220V/50HZ is converted into the frequency of 400kHZ-1000kHZ through variable-frequency transformation and power amplification, the high-frequency current can generate cutting and coagulation effects on human tissues, the plasma electrode is matched with an electrotome, the high-frequency electric energy forms a simplified local control loop through physiological saline, a high-heat plasma sphere is formed between the electrotome working electrode and an attached loop electrode, and dynamic plasma acts on the tissues of a patient to generate the effects of electric vaporization and electric coagulation.
However, in the prior art, the surgical electrode cannot be excised at the position of small folds in intestinal tissues when the surgical electrode is applied to anorectal surgery.
Disclosure of Invention
An object of the embodiment of the application is to provide a plasma operation electrode, can prop up the position of intestinal tissue little fold to cut patient tissue in the intestinal tissue, reduce operation degree of difficulty and risk, improve the operation success rate.
The application provides a plasma surgical electrode comprising: the guide piece comprises a guide part and a support part connected with the guide part, the support part is positioned at one end of the guide part, and the support part is arranged in an outward extending manner along the radial direction of the guide part; the sliding piece is sleeved on the periphery of the guide part and is used for being matched with the supporting part to support intestinal tissues; an electrode assembly fixedly connected with the sliding member; wherein the slider is adapted to slide along the guide portion toward the support portion, and the electrode assembly moves in synchronization with the slider for resecting patient tissue on the intestinal tissue.
As an embodiment, the sliding piece comprises a sliding part and a supporting component fixedly connected with the sliding part, the sliding part can axially move along the guiding part, and the supporting component is attached to the guiding part to support the sliding part.
As an embodiment, the sliding part is a through structure, an annular chamber is arranged between the sliding part and the guiding part, the supporting assembly comprises at least one first supporting piece, one second supporting piece and one third supporting piece, the first supporting piece, the second supporting piece and the third supporting piece extend from the inner peripheral wall of the sliding part towards the protruding part of the guiding part and are connected with the outer Zhou Xiangdi of the guiding part, and the annular chamber is equally divided by the first supporting piece, the second supporting piece and the third supporting piece.
As one embodiment, the diameter of the support portion is equal to the radial dimension of the sliding portion.
As one embodiment, the electrode assembly comprises a first electrode, the first electrode comprises an annular section, an annular concave space matched with the annular section is formed at one end of the sliding part, facing the supporting part, and the annular section is embedded in the annular concave space.
As an implementation mode, the first electrode further comprises a plurality of laminating sections, the laminating sections are connected with the annular sections, a plurality of gaps are formed in one end, close to the supporting portion, of the sliding portion, the gaps correspond to the first supporting piece, the second supporting piece and the third supporting piece respectively, and the laminating sections penetrate through the gaps respectively and correspond to the first supporting piece, the second supporting piece and the third supporting piece to be laminated.
As an embodiment, the first electrode further includes an extension section fixedly connected with one of the attaching sections, and the extension section extends in a direction away from the supporting portion and penetrates through the first supporting sheet.
As one embodiment, the electrode assembly further comprises a second electrode, the second electrode comprises an annular sheet, an annular groove is formed in the periphery of the sliding part, and the annular sheet is embedded in the annular groove;
the second electrode further comprises a second extending section, the second extending section is fixedly connected with the annular piece, a through hole is formed in the bottom wall of the annular groove, and the second extending section penetrates through the through hole and extends in the direction away from the supporting portion.
As one embodiment, the device further comprises a locking piece, wherein the locking piece is fixedly connected with the guide part;
the locking piece is fixedly connected with the second supporting piece, and the locking piece locks or unlocks the locking piece and is used for locking or unlocking the relative position between the sliding part and the guiding part.
As an embodiment, the locking member is screwed with the guide portion, the locking mating member is provided with a slide rail provided along an axial direction of the sliding portion, and the locking mating member is adapted to slide relative to the locking member through the slide rail.
As an embodiment, the device further comprises an endoscope coaxially arranged with the guide member, and the endoscope is used for displaying the intestinal tissue.
As one embodiment, the outer periphery of the guide portion is provided with scale marks along the axial direction of the guide portion, and one side of the third support piece, which is away from the support portion, is used for indicating the scale marks.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a plasma surgical electrode according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of a plasma-surgical electrode according to another embodiment of the present disclosure;
FIG. 3 is a schematic view of a partial structure of a plasma surgical electrode according to an embodiment of the present disclosure;
fig. 4 is a schematic view of a partial explosion structure of a plasma operation electrode according to an embodiment of the present application.
Icon: 1-a guide; 11-a guide; 12-a support; 2-a slider; 21-a sliding part; 211-an annular groove; 212-a through hole; 22-a support assembly; 221-a first support sheet; 222-a second support sheet; 223-a third support sheet; 23-notch; 24-an annular recess space; a 3-ring chamber; 4-a first electrode; 41-ring segments; 42-fitting section; 43-a first extension; 5-a second electrode; 51-ring segments; 52-a second extension; 6-locking piece; 7-locking the mating member; 8-endoscope.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, embodiments of the present application provide a plasma surgical electrode, including: the guide piece 1 comprises a guide part 11 and a support part 12 connected with the guide part 11, wherein the support part 12 is positioned at one end of the guide part 11, and the support part 12 is arranged in an outward extending manner along the radial direction of the guide part 11; the sliding piece 2 is sleeved on the periphery of the guide part 11 and is used for being matched with the supporting part 12 to support intestinal tissues; an electrode assembly fixedly connected with the slider 2; wherein the slider 2 is adapted to slide along the guide 11 towards the support 12, and the electrode assembly moves synchronously with the slider 2 for resecting diseased tissue on intestinal tissue.
In the implementation process of the above scheme, the plasma operation electrode includes the guide 1, the guide 1 includes the guide 11 and the supporting part 12 fixedly connected with the guide 11, the supporting part 12 is located the one end of the guide 11, the supporting part 12 and the guide 11 integrated into one piece set up, the supporting part 12 is for extending the setting outwards along the radial direction of the guide 11, the supporting part 12 is located the distal end setting of the plasma operation electrode, wherein the distal end is one end far away from the operator, when placing the plasma operation electrode in intestinal tissue through setting up the supporting part 12, the supporting part 12 located the distal end of the plasma operation electrode can prop up the part of intestinal tissue, the plasma operation electrode still includes the slider 2, the slider 2 is located the periphery of the guide 11, and can move along the axial direction of the guide 11, electrode assembly and slider 2 fixed connection, and can move axially with the guide 11 in synchronization with the slider 2 together, be used for supporting intestinal tissue between the slider 2 and the supporting part 12, intestinal tissue surface between the slider 2 and the supporting part 12 is flat, reduce intestinal tissue, convenient carries out the wrinkle removal of intestinal tissue, the slider 2 is suitable for carrying out the lesion tissue through the slider 11 along the guide 12. Thereby solving the problem that the small folds of intestinal tissues can not be operated, and improving the success rate of the operation. Wherein, it is suitable to mean that the sliding member 2 slides along the guiding portion 11 toward the supporting portion 12 when the operation is required, so that the electrode assembly resects the patient position.
Alternatively, after the slider 2 and the support 12 cooperate to prop up intestinal tissue, the patient tissue is positioned between the slider 2 and the support 12, the slider 2 is slid toward the support 12, and the electrode assembly resects the patient site.
Alternatively, the guide 11 is a cylindrical structure.
Alternatively, when the sliding part 21 and the supporting part 12 prop up intestinal tissues, the guiding part 11 plays a role in guiding the sliding part 21, so that the electrode assembly is prevented from excessively cutting the intestinal tissues which are out of range and are unexpected, and the success rate of the operation is improved.
As shown in fig. 1 to 4, as an embodiment, the slider 2 includes a sliding portion 21 and a support member 22 fixedly connected to the sliding portion 21, the sliding portion 21 being axially movable along the guide portion 11, the support member 22 being fitted to the guide portion 11 to support the sliding portion 21.
In the process of realizing the scheme, the sliding piece 2 comprises the sliding part 21 and the supporting component 22 fixedly connected with the sliding part 21, the supporting component 22 is arranged in a protruding mode from the inner peripheral wall of the sliding part 21 towards the guiding part 11, the supporting component 22 is attached to the guiding part 11 to support the sliding part 21, stability of the sliding part 21 is improved, and shaking of the sliding part 21 during moving along the guiding part 11 is avoided.
As shown in fig. 3 and 4, as an embodiment, the sliding portion 21 is a through structure, an annular chamber 3 is provided between the sliding portion 21 and the guiding portion 11, the support assembly 22 includes at least one first support piece 221, one second support piece 222, and one third support piece 223, the first support piece 221, the second support piece 222, and the third support piece 223 protrude from an inner peripheral wall of the sliding portion 21 toward the guiding portion 11 and are connected to an outer Zhou Xiangdi of the guiding portion 11, and the first support piece 221, the second support piece 222, and the third support piece 223 equally divide the annular chamber 3.
In the implementation process of the above scheme, the sliding portion 21 is of a columnar structure, the inside of the sliding portion is communicated, openings are formed in two sides of the sliding portion, the sliding portion 21 is sleeved on the periphery of the guiding portion 11, so that an annular chamber 3 is formed between the sliding portion 21 and the guiding portion 11, the supporting assembly 22 comprises at least one first supporting piece 221, one second supporting piece 222 and one third supporting piece 223, and the annular chamber 3 is equally divided by the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223, so that stability between the sliding portion 21 and the guiding portion 11 is guaranteed. In addition, by providing the annular chamber 3, the patient tissue can directly fall into the annular chamber 3 after the patient tissue is resected by the plasma operation electrode, so as to reduce the influence of the patient tissue on the operation.
Optionally, the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223 have the same structure and are disposed at an included angle of 120 degrees, so as to ensure the stability of the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223 for supporting the sliding portion 21.
As one possible embodiment, the support assembly 22 may further include a greater number of support pieces while supporting the sliding portion 21.
As one embodiment, the diameter of the support portion 12 is equal to the radial dimension of the sliding portion 21.
In the implementation process of the above scheme, the diameter of the supporting part 12 is equal to the radial dimension of the sliding part 21, so that the supporting part 12 is matched with the sliding part 21, the fold position of intestinal tissues is supported, the surface of the intestinal tissues is smooth, and the operation is convenient.
As shown in fig. 1 and 4, as an embodiment, the electrode assembly includes a first electrode 4, the first electrode 4 includes an annular section 41, an end of the sliding portion 21 facing the supporting portion 12 is provided with an annular recess space 24 adapted to the annular section 41, and the annular section 41 is embedded in the annular recess space 24.
In the implementation process of the above scheme, the electrode assembly includes the first electrode 4, the first electrode 4 includes the annular section 41, the one end of the sliding portion 21 facing the supporting portion 12 is provided with the annular recessed space 24 adapted to the annular section 41, and the annular section 41 is embedded in the annular recessed space 24, so as to avoid the annular section 41 protruding out of the outer surface of the sliding portion 21 and scratching intestinal tissues.
Alternatively, the first electrode 4 may generate a high-frequency current, which directly acts on the physiological saline to make the physiological saline become a plasma thin layer, the ions in the layer are accelerated by the electric field, and transfer energy to the patient tissue, open molecular bonds, and generate carbohydrates and chlorides, so that the patient tissue coagulates and dies, thereby completing the excision of the patient tissue.
Optionally, the annular section 41 is annular structure, can carry out circumferential cutting to intestinal tissue, can realize once that the operation ends, compares semicircular plasma operation electrode in prior art, needs to carry out cutting many times to patient tissue, and the plasma operation electrode of this application has shortened operation time, improves operation efficiency.
As shown in fig. 1 to 4, as an embodiment, the first electrode 4 further includes a plurality of attaching sections 42, where each of the plurality of attaching sections 42 is connected to the annular section 41, one end of the sliding portion 21 near the supporting portion 12 is provided with a plurality of notches 23, the plurality of notches 23 respectively correspond to the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223, and the plurality of attaching sections 42 respectively pass through the plurality of notches 23 and are correspondingly attached to the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223.
In the implementation process of the above scheme, the first electrode 4 further includes a plurality of attaching segments 42, the plurality of attaching segments 42 are fixedly connected with the annular segment 41, one end of the sliding portion 21, which is close to the supporting portion 12, is provided with a plurality of notches 23, the number of the notches 23 is three, the three notches 23 respectively correspond to the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223, and each attaching segment 42 respectively passes through the corresponding notch 23 and is respectively attached to the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223. By providing the plurality of bonding segments 42, the plurality of bonding segments 42 respectively act on the physiological saline, and the contact area between the first electrode 4 and the physiological saline is increased, so that the physiological saline rapidly forms a plasma thin layer.
Optionally, the number of the attaching sections 42 is three, and the included angle between the axes of two adjacent attaching sections 42 is 120 degrees, so as to ensure that the attaching sections 42 respectively correspond to the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223, and the three attaching sections 42 respectively attach to one sides of the first supporting piece 221, the second supporting piece 222 and the third supporting piece 223 facing the supporting portion 12.
As shown in fig. 2, as an embodiment, the first electrode 4 further includes a first extension section 43, where the first extension section 43 is fixedly connected to one of the attaching sections 42, and the first extension section 43 extends in a direction away from the support portion 12 and passes through the first support piece 221.
In the implementation process of the above scheme, the first electrode 4 further includes a first extension section 43, where the first extension section 43 is fixedly connected with one of the attaching sections 42, the first extension section 43 extends away from the direction of the supporting portion 12 and passes through the first supporting piece 221 to be electrically connected with an external host device, and the first extension section 43 passes through the first supporting piece 221 to be set, so that the first extension section 43 does not occupy the volume of the annular chamber 3, so as to ensure that the excised patient tissue directly falls into the annular chamber 3, and meanwhile, the space utilization rate of the plasma operation electrode is also improved.
Alternatively, the first extension section 43 is fixedly connected to the attaching section 42 attached to the side of the first supporting piece 221 facing the supporting portion 12.
Optionally, the first supporting piece 221 is provided with a receiving chamber, the receiving chamber is extended along an axial direction of the sliding portion 21, the first extension section 43 passes through the receiving chamber and is electrically connected with an external host device, and the space utilization rate of the plasma operation electrode is improved by providing the receiving chamber.
As shown in fig. 1 to 4, as an embodiment, the electrode assembly further includes a second electrode 5, the second electrode 5 including an annular piece 51, the sliding portion 21 being provided at its outer periphery with an annular groove 211, the annular piece 51 being fitted into the annular groove 211;
the second electrode 5 further includes a second extension section 52, the second extension section 52 is fixedly connected with the annular piece 51, the bottom wall of the annular groove 211 is provided with a through hole 212, and the second extension section 52 passes through the through hole 212 and extends in a direction away from the support portion 12.
In the implementation of the above scheme, the electrode assembly further comprises a second electrode 5, the second electrode 5 is matched with the first electrode 4, and the operation electrode forms a closed loop through physiological saline. The second electrode 5 includes the annular piece 51, and the outer wall of sliding part 21 is equipped with the annular groove 211, and the annular piece 51 inlays and establishes in the annular groove 211 for the annular piece 51 is in same curved surface with the outer peripheral wall of sliding part 21, avoids sliding part 21 when following guiding part 11 axial slip, and annular piece 51 touches intestinal tissue, scratches intestinal tissue, further improves the security of operation.
The second electrode 5 further includes a second extension section 52, the second extension section 52 is fixedly connected with the annular piece 51, the bottom wall of the annular groove 211 is provided with a through hole 212, and the second extension section 52 passes through the through hole 212 and extends in a direction away from the support portion 12 and is electrically connected with an external host device.
As shown in fig. 2, as an embodiment, the device further comprises a locking piece 6, wherein the locking piece 6 is fixedly connected with the guide part 11;
the locking mechanism further comprises a locking matching piece 7, the locking matching piece 7 is fixedly connected with the second supporting piece 222, and the locking piece 6 locks or unlocks the locking matching piece 7 and is used for locking or unlocking the relative position between the sliding part 21 and the guiding part 11.
In the implementation process of the above scheme, the surgical electrode further includes a locking piece 6, the locking piece 6 is fixedly connected with the guiding portion 11, the side of the second supporting piece 222 facing away from the supporting portion 12 is further provided with a locking matching piece 7, the locking piece 6 can lock or unlock the locking matching piece 7, and is used for locking or unlocking the relative position between the sliding portion 21 and the guiding portion 11, so that before the patient tissue is resected, the medical staff determines the size of the patient tissue, locks between the sliding portion 21 and the guiding portion 11 through the locking piece 6, the sliding portion 21 is prevented from sliding, and when the patient tissue is resected, the locking piece 6 is unlocked, the sliding portion 21 slides relative to the guiding portion 11, and the patient tissue is resected.
Optionally, before the operation, medical personnel adjust the distance between supporting part 12 and the one end that sliding part 21 is close to supporting part 12 according to patient's tissue's size to make patient's tissue fall into between supporting part 12 and the sliding part 21, after adjusting the distance between supporting part 12 and the sliding part 21, lock sliding part 21 through locking piece 6, avoid sliding part 21 to slide along guiding part 11, when cutting patient's tissue again, unlock locking piece 6, make sliding part 21 slide towards supporting part 12, first electrode 4 and second electrode 5 constitute closed circuit with normal saline respectively, can cut patient's tissue once, easy operation, the operation success rate is high.
Optionally, in the operation process, the medical staff needs to inject physiological saline around the patient tissue to immerse the patient tissue in the physiological saline, then the first electrode 4 and the second electrode 5 on the operation electrode are respectively contacted with the physiological saline to form a closed loop, the supporting part 12 and the sliding part 21 support the intestinal tissue fold, so that the patient tissue is a flat surface around, and then the sliding part 21 slides towards the supporting part 12 to drive the first electrode 4 to cut the patient tissue.
As an embodiment, the locking member 6 is threadedly connected to the guide 11, and the locking mating member 7 is provided with a slide rail provided in the axial direction of the sliding portion 21, and the locking mating member 7 is adapted to slide relative to the locking member 6 via the slide rail.
In the implementation of the above-mentioned solution, the locking member 6 is screwed to the guide portion 11 so that the locking member 6 can be screwed in or out, the locking mating member 7 is provided with a slide way, and the slide way extends in the axial direction of the sliding portion 21, and the locking mating member 7 is adapted to slide relative to the locking member 6 through the slide way, i.e., when the sliding portion 21 is required to slide axially relative to the guide portion 11, the locking member 6 is screwed out, and the locking mating member 7 can slide relative to the locking member 6 through the slide way; when the sliding part 21 and the guiding part 11 are required to be relatively static, the locking piece 6 is screwed tightly, the locking piece 6 is in tight fit connection with the locking matching piece 7, and the sliding part 21 and the guiding part 11 are relatively static.
As shown in fig. 1, as an embodiment, an endoscope 8 is further included, and is disposed coaxially with the guide 1, and the endoscope 8 is used to display intestinal tissue.
In the implementation process of the above scheme, the plasma operation electrode further comprises an endoscope 8, the endoscope 8 and the guide member 1 are coaxially arranged, one end of the endoscope 8 protrudes out of the supporting portion 12, the other end of the endoscope 8 extends away from the supporting portion 12, and in the operation process, the endoscope 8 displays intestinal tissues and the supporting portion 12 and the sliding portion 21 support and straighten the intestinal tissues under the guidance of the guide member 1, so that the operation is convenient.
Optionally, an endoscope fiber optic interface is also provided near the distal end of endoscope 8, which is electrically connected to an external host device.
As an embodiment, the outer circumference of the guide 11 is provided with scale marks in the axial direction of the guide 11, and the side of the third support piece 223 facing away from the support 12 is used for indicating the scale marks.
In the implementation process of the above scheme, the outer periphery of the guiding portion 11 is further provided with a scale mark along the axial direction of the guiding portion 11, and one side of the third supporting piece 223, which is away from the supporting portion 12, is used for indicating the scale mark, so that a medical staff can conveniently adjust the distance between the supporting portion 12 and one end of the sliding portion 21, which is close to the supporting portion 12, according to the size of the patient tissue, and after the distance is adjusted, the sliding portion 21 is locked by the locking piece 6. The third support piece 223 may function as a support for the sliding portion 21 on the one hand, and may function as an indication scale mark on the other hand.
The foregoing is merely exemplary embodiments of the present application and is not intended to limit the scope of the present application, and various modifications and variations may be suggested to one skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Claims (11)
1. A plasma surgical electrode, comprising:
the guide piece comprises a guide part and a support part connected with the guide part, the support part is positioned at one end of the guide part, and the support part is arranged in an outward extending manner along the radial direction of the guide part;
the sliding piece is sleeved on the periphery of the guide part and is used for being matched with the supporting part to support intestinal tissues;
an electrode assembly fixedly connected with the sliding member;
wherein the slider is adapted to slide along the guide portion toward the support portion, the electrode assembly moving in synchronization with the slider for resecting patient tissue on the intestinal tissue;
the sliding piece comprises a sliding part and a supporting component fixedly connected with the sliding part, the sliding part is of a through structure, an annular cavity is arranged between the sliding part and the guiding part,
the electrode assembly comprises a first electrode and a second electrode, the first electrode comprises an annular section, the sliding part faces towards one end of the supporting part and is provided with an annular concave space matched with the annular section, the second electrode comprises an annular sheet, the periphery of the sliding part is provided with an annular groove, and the annular sheet is embedded in the annular groove.
2. The plasma surgical electrode of claim 1, wherein the slide is axially movable along the guide, and wherein the support assembly engages the guide to support the slide.
3. The plasma surgical electrode of claim 2, wherein the diameter of the support portion is equal to the radial dimension of the sliding portion.
4. The plasma surgical electrode of claim 1, wherein said support portion comprises at least a first support tab, a second support tab and a third support tab, said first, second and third support tabs extending convexly from an inner portion Zhou Bichao of said slide portion toward said guide portion and engaging an outer portion Zhou Xiangdi of said guide portion, said first, second and third support tabs bisecting said annular chamber.
5. The plasma surgical electrode according to claim 4, wherein the first electrode further comprises a plurality of attaching sections, the attaching sections are connected with the annular sections, a plurality of notches are formed in one end, close to the supporting portion, of the sliding portion, the notches correspond to the first supporting piece, the second supporting piece and the third supporting piece respectively, and the attaching sections penetrate through the notches respectively and attach to the first supporting piece, the second supporting piece and the third supporting piece correspondingly.
6. The plasma surgical electrode of claim 5, wherein the first electrode further comprises a first extension fixedly connected to one of the conformable segments, the first extension extending in a direction away from the support and through the first support tab.
7. The plasma surgical electrode according to claim 1, wherein the second electrode further comprises a second extension section fixedly connected to the annular sheet, a through hole is provided in a bottom wall of the annular groove, and the second extension section passes through the through hole and extends in a direction away from the supporting portion.
8. The plasma surgical electrode of claim 4, further comprising a locking member fixedly connected to the guide portion; the locking piece is fixedly connected with the second supporting piece, and the locking piece locks or unlocks the locking piece and is used for locking or unlocking the relative position between the sliding part and the guiding part.
9. The plasma surgical electrode according to claim 8, wherein the locking member is threadedly coupled with the guide portion, the locking mating member being provided with a slide, the slide being provided in an axial direction of the sliding portion, the locking mating member being adapted to slide relative to the locking member through the slide.
10. A plasma surgical electrode according to any one of claims 1 to 3, further comprising an endoscope coaxially arranged with the guide for displaying the intestinal tissue.
11. The plasma surgical electrode according to claim 4, wherein the outer periphery of the guide portion is provided with scale marks in an axial direction of the guide portion, and a side of the third support piece facing away from the support portion is used for indicating the scale marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310572901.7A CN116269739B (en) | 2023-05-22 | 2023-05-22 | Plasma surgical electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310572901.7A CN116269739B (en) | 2023-05-22 | 2023-05-22 | Plasma surgical electrode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116269739A CN116269739A (en) | 2023-06-23 |
| CN116269739B true CN116269739B (en) | 2023-12-26 |
Family
ID=86836293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310572901.7A Active CN116269739B (en) | 2023-05-22 | 2023-05-22 | Plasma surgical electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116269739B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1553089A1 (en) * | 1988-06-17 | 1990-03-30 | С. А. Попов | Electrosurgical instrument |
| US5336227A (en) * | 1991-11-05 | 1994-08-09 | Wilk & Nakao Medical Technology Incorporated | Surgical cauterization snare with polyp capturing web net |
| CN102217962A (en) * | 2010-04-15 | 2011-10-19 | 富士胶片株式会社 | Anastomotic instrument, endoscope system, and control method of anastomotic instrument |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7632266B2 (en) * | 2004-02-17 | 2009-12-15 | Boston Scientific Scimed, Inc. | Endoscopic devices and related methods of use |
| DE102009059195A1 (en) * | 2009-12-17 | 2011-06-22 | Aesculap AG, 78532 | Surgical system for connecting body tissue and method for separating protruding tissue |
| US8613383B2 (en) * | 2010-07-14 | 2013-12-24 | Ethicon Endo-Surgery, Inc. | Surgical instruments with electrodes |
-
2023
- 2023-05-22 CN CN202310572901.7A patent/CN116269739B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1553089A1 (en) * | 1988-06-17 | 1990-03-30 | С. А. Попов | Electrosurgical instrument |
| US5336227A (en) * | 1991-11-05 | 1994-08-09 | Wilk & Nakao Medical Technology Incorporated | Surgical cauterization snare with polyp capturing web net |
| CN102217962A (en) * | 2010-04-15 | 2011-10-19 | 富士胶片株式会社 | Anastomotic instrument, endoscope system, and control method of anastomotic instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116269739A (en) | 2023-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102472372B1 (en) | Systems and Methods for Distributed Heat Flux Sensing in Body Tissues | |
| KR102601297B1 (en) | Energy transfer systems and their uses | |
| Gerhard | Surgical Electrotechnology: Quo Vadis? | |
| CN103025262B (en) | energy delivery system | |
| US10758303B2 (en) | Hollow body cavity ablation apparatus | |
| US20140081256A1 (en) | Portable electrosurgical instruments and method of using same | |
| JP2002541902A (en) | System and method for electrosurgical removal of stratum corneum | |
| KR20200125947A (en) | Energy delivery device with flexible and adjustable tip | |
| EP1210020A1 (en) | Electrosurgical mode conversion system | |
| CN116269739B (en) | Plasma surgical electrode | |
| US11123130B2 (en) | RF tissue ablation devices and methods of using the same | |
| BR112020016392A2 (en) | ENERGY DISTRIBUTION DEVICES | |
| JP2022554025A (en) | Devices, systems and methods for tissue analysis, localization and tissue ablation | |
| JP2022547736A (en) | Catheter with insert-molded microelectrodes | |
| De Marco et al. | Evaluation of stray radiofrequency radiation emitted by electrosurgical devices | |
| US8486058B1 (en) | Minigenerator | |
| Sra et al. | Mapping techniques for atrial fibrillation ablation | |
| CN110522956A (en) | RF FEEDBACK intelligent syringe | |
| Borgmeier et al. | A Review of capacitive return electrodes in electrosurgery | |
| CN116983074B (en) | Ablation auxiliary equipment and ablation system | |
| van Boxem et al. | Endobronchial electrocautery a review | |
| CN210903341U (en) | Stomach peritoneoscope subassembly for surgery | |
| CN207679523U (en) | Electric excision electric coagulating knife | |
| US20190365465A1 (en) | Wirelessly powered tissue ablation device | |
| Stott et al. | Electrode burns during local hyperthermia |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |