CN112773500A - Plasma electric cutting and laser enucleation integrated mirror assembly - Google Patents

Plasma electric cutting and laser enucleation integrated mirror assembly Download PDF

Info

Publication number
CN112773500A
CN112773500A CN202110145193.XA CN202110145193A CN112773500A CN 112773500 A CN112773500 A CN 112773500A CN 202110145193 A CN202110145193 A CN 202110145193A CN 112773500 A CN112773500 A CN 112773500A
Authority
CN
China
Prior art keywords
optical fiber
sleeve
cutting ring
plasma
mirror assembly
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.)
Pending
Application number
CN202110145193.XA
Other languages
Chinese (zh)
Inventor
王洪福
张骞
滕瑞红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Peking University First Hospital
Original Assignee
Peking University First Hospital
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Peking University First Hospital filed Critical Peking University First Hospital
Priority to CN202110145193.XA priority Critical patent/CN112773500A/en
Publication of CN112773500A publication Critical patent/CN112773500A/en
Pending legal-status Critical Current

Links

Images

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
    • 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
    • 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
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • 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
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A61B18/24—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor with a 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
    • 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
    • A61B2018/00505—Urinary tract
    • A61B2018/00517—Urinary bladder or urethra
    • 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
    • A61B2018/00547—Prostate
    • 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
    • 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
    • A61B2018/00982—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
    • 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
    • A61B2018/00994—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combining two or more different kinds of non-mechanical energy or combining one or more non-mechanical energies with ultrasound
    • 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
    • A61B2018/1405—Electrodes having a specific shape
    • A61B2018/1407—Loop

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Endoscopes (AREA)

Abstract

A plasma electric excision and laser enucleation integrated mirror assembly belongs to the technical field of medical instruments. Comprises a body; the optical fiber sleeve is positioned on the body and is arranged in parallel with the body; and the electrical cutting ring is connected with the body, so that the optical fiber sleeve is positioned between the endoscope rod of the endoscope and the electrical cutting ring, and the electrical cutting ring is arranged in parallel with the body. According to the invention, the optical fiber sleeve and the electric cutting ring are arranged on the body at the same time, so that the plasma electric cutting function and the laser enucleation function are simultaneously realized, and further, surgical personnel can be switched to use according to the surgical condition.

Description

Plasma electric cutting and laser enucleation integrated mirror assembly
Technical Field
The invention relates to the technical field of medical instruments, in particular to a plasma electric excision and laser enucleation integrated mirror assembly.
Background
At present, two medical instruments for cutting prostate or bladder tumor comprise a plasma resectoscope and a laser enucleation scope.
The plasma resectoscope is used for excising the prostate tissue by electrifying the resectoscope ring, and because a plurality of blood vessels are arranged on the excision layer during excision operation, the operation bleeding amount is large, the excision process of the plasma resectoscope is long, but the hemostasis effect is good, and complications are not easy to generate.
The laser enucleation mirror forms laser at the excision through optical fibers, prostate tissue and surgical envelope burst and separate through the laser, when in excision operation, the operation amount of bleeding is less because the blood vessel of the excision layer surface is less, but the hemostasis effect is poor when in use of the laser enucleation mirror operation because the contact point of the laser and the prostate tissue is less, and complications such as perforation of a hemostasis part and the like are easily caused.
Consequently exclusive use plasma resectoscope and laser enucleation mirror all have the operation drawback when excising prostate or bladder tumour, and current medical instrument can't possess plasma resectioning function and laser enucleation function simultaneously for operating personnel can switch the use according to the operation condition.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect that a medical instrument for cutting prostate or bladder tumor in the prior art cannot simultaneously have the plasma electrosection function and the laser enucleation function, so that the plasma electrosection and laser enucleation integrated mirror assembly is provided.
The invention provides the following technical scheme:
a plasma resect and laser enucleation unitary lens assembly comprising:
a body adapted for insertion of an endoscope;
the optical fiber sleeve is connected with the body and arranged in parallel with the body;
and the electrical cutting ring is connected with the body, so that the optical fiber sleeve is positioned between the endoscope rod of the endoscope and the electrical cutting ring, and the electrical cutting ring is arranged in parallel with the body.
Optionally, the body comprises:
the sleeve pipe is suitable for being sleeved with a mirror rod of an endoscope, the sleeve pipe is provided with a sleeving part, and the sleeving part is provided with a cavity suitable for being inserted into the optical fiber sleeve pipe and the electrotomy ring.
Optionally, the body is provided with a sliding block in sliding connection, and the optical fiber sleeve and the electrical cutting ring are both connected with the sliding block.
Optionally, the resectioning ring comprises:
a metal sleeve, comprising: arranging a front section part of the semi-annular electrode and a rear section part suitable for connecting the sleeve joint part;
the ends of the ferrule are located between the symmetrical front sections.
Optionally, the rear section is configured as an arc shape adapted to the optical fiber ferrule.
The technical scheme of the invention has the following advantages:
1. the invention provides a plasma electroexcision and laser enucleation integrated mirror assembly, which comprises a body, a main body and a control unit, wherein the body is suitable for being inserted into an endoscope; the optical fiber sleeve is connected with the body and arranged in parallel with the body; and the electrical cutting ring is connected with the body, so that the optical fiber sleeve is positioned between the endoscope rod of the endoscope and the electrical cutting ring, and the electrical cutting ring is arranged in parallel with the body.
According to the assembly, the optical fiber sleeve connected with the body is arranged, so that when the assembly is used, after the optical fiber is introduced into the optical fiber sleeve, laser can be formed at the end, the assembly provided by the invention has a laser enucleation function, and by arranging the electric excision ring connected with the body, an electric knife can be formed by electrifying the electric excision ring when the assembly provided by the invention is used, so that the assembly provided by the invention has an ion electric excision function.
2. The invention provides a plasma electric excision and laser enucleation integrated mirror assembly, which comprises a body, wherein the body is suitable for being sleeved with a mirror rod of an endoscope, the sleeve is provided with a sleeving part, and the sleeving part is provided with a cavity suitable for being inserted into a fiber sleeve and an electric excision ring.
The body is provided with the sleeving part, so that the optical fiber sleeve and the electrical cutting ring can be conveniently installed.
3. The plasma electric cutting and laser enucleation integrated mirror assembly provided by the invention is characterized in that the body is provided with a sliding block in sliding connection, and the optical fiber sleeve and the electric cutting ring are both connected with the sliding block.
The invention drives the optical fiber sleeve and the electric cutting ring to move by arranging the sliding block, so that the laser at the end part of the optical fiber sleeve and the position of the semi-annular electrode can be conveniently regulated and controlled, and the cutting action in the operation process can be controlled.
4. The invention provides a plasma electric excision and laser enucleation integrated mirror assembly, wherein an electric excision ring comprises a metal sleeve, a semi-ring electrode and a half-ring electrode, wherein the metal sleeve comprises a front section part and a rear section part, and the front section part is suitable for being connected with a sleeving part; the ends of the ferrule are located between the symmetrical front sections.
The end part of the optical fiber sleeve is positioned between the symmetrical front sections, so that the interference between the optical fiber sleeve and the semicircular electrode can be avoided, and the interference between two functions of plasma electrosection and laser enucleation can be avoided.
5. According to the plasma electric excision and laser enucleation integrated mirror assembly provided by the invention, the rear section part is arranged into an arc shape matched with the optical fiber sleeve.
The rear section part of the invention is arranged into an arc shape matched with the optical fiber sleeve, thereby reducing the superposition height of the optical fiber sleeve and the electric cutting ring and facilitating the sleeve joint of the inner sheath.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram ii of embodiment 1 of the present invention.
Description of reference numerals:
1. a front section portion; 2. a rear section portion; 3. a slider; 4. a semi-annular electrode; 5. a body; 6. a fiber optic ferrule; 7. a socket joint part; 8. an endoscope; 9. a front grip; 10. a rear handle.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The embodiment provides a plasma electrosection and laser enucleation integrated mirror assembly, as shown in fig. 1-2, which includes a body 5, the structure of the body 5 is not specifically limited in this embodiment, as shown in fig. 1, the body 5 includes a fixed tube, which is suitable for being inserted into an endoscope 8, and a mirror rod of the endoscope 8 penetrates out of the fixed tube, no sleeve is arranged outside the mirror rod of the endoscope 8 in this embodiment, a front grip 9 is fixed at one end of the fixed tube far away from the endoscope 8, a slider 3 is further sleeved on the fixed tube, the slider 3 is located between the front grip 9 and the endoscope 8, a rear grip 10 is arranged on the slider 3, when in use, the front grip 9 and the rear grip 10 are held by hands, and the slider 3 is moved by moving the rear grip 10.
The optical fiber sleeve 6 is connected with the sliding block 3 on the body 5, the sliding block 3 is provided with a groove used for being embedded into the optical fiber sleeve 6, a buckle is arranged on the groove and is arranged in parallel with the body 5 and used for extending into the optical fiber, the optical fiber is connected with energy equipment during use, so that cutting laser is formed at the front end part of the optical fiber sleeve 6, the rear end part of the optical fiber sleeve 6 penetrates through the sliding block 3, and the part, located in the sliding block 3, of the optical fiber sleeve 6 is arranged in a bending mode, so that an operator can drive the optical fiber sleeve 6 to move through moving the sliding block 3, and then the cutting laser formed at the end part of.
An electric cutting ring connected with a slide block 3 on a body 5, the slide block 3 is provided with a hole for inserting the electric cutting ring, and the side of the hole is provided with another buckle, an optical fiber sleeve 6 is positioned between a mirror rod of an endoscope 8 and the electric cutting ring, and the electric cutting ring is arranged in parallel with the body 5, the electric cutting ring comprises a metal sleeve, the metal sleeve comprises a front section part 1 provided with a semi-annular electrode 4 and a rear section part 2 suitable for connecting the body 5, the front section part 1 and the rear section part 2 are of an integral structure, the symmetrical rear section part 2 is attached, the symmetrical front section part 1 is separated, the semi-annular electrode 4 is positioned between the symmetrical front section parts 1, when in use, the metal sleeve is connected with electric equipment through a circuit to electrify the metal sleeve, so that the semi-annular electrode 4 forms an electric knife, the end part of the rear section part 2 is connected with the slide block 3, so that an operator can drive the electric cutting ring to, thereby moving the position of the semi-ring electrode 4.
Further, as a preferred scheme, as shown in fig. 2, the body 5 further includes a sleeve, the sleeve and the fixed tube are of an integrated structure, when the body is inserted into the endoscope 8, the rod of the endoscope 8 is located inside the sleeve, and the end of the sleeve is located between the symmetrical front sections 1, in this scheme, the optical fiber sleeve 6 is located between the sleeve and the electrical cutting ring, and meanwhile, the sleeve is provided with a sleeving part 7, the sleeving part 7 is provided with a cavity suitable for inserting the optical fiber sleeve 6 and the electrical cutting ring, so that the optical fiber sleeve 6 and the electrical cutting ring are connected with the body 5.
The structure of the sleeve-connecting part 7 is not specifically limited in this embodiment, and as a preferred scheme, the sleeve-connecting part is an annular structure provided with two through holes, wherein the through hole close to the sleeve is used for inserting the optical fiber sleeve 6, and the through hole far away from the sleeve is used for inserting the electrical cutting ring.
The position of the end of the optical fiber sleeve 6 is not particularly limited in this embodiment, and preferably, as shown in fig. 1 and 2, the end of the optical fiber sleeve 6 is located between the symmetrical front sections 1, so as to avoid interference between the end of the semicircular electrode 4 and the end of the optical fiber sleeve 6, and interference between the two functions of plasma electrosection and laser enucleation.
The structure of the metal sleeve is not specifically limited in this embodiment, and preferably, in order to reduce the height of the electrical cutting ring after the electrical cutting ring and the optical fiber sleeve 6 are stacked, the rear section part 2 of the electrical cutting ring is set to be arc-shaped matched with the optical fiber sleeve 6, so that the body 5, the optical fiber sleeve 6 and the electrical cutting ring can be sleeved inside the inner sheath.
In addition, because the electrical cutting ring and the optical fiber sleeve 6 are detachably connected with the body 5, when the integrated mirror assembly provided by the embodiment is used, the optical fiber sleeve 6 can be independently arranged without the electrical cutting ring, or the electrical cutting ring can be independently arranged without the optical fiber sleeve 6, and the integrated mirror assembly further needs to be integrally sleeved with an inner sheath and an outer sheath, a space for liquid flowing is formed between the inner sheath and the outer sheath, the liquid can be cleaning water introduced into a human body or blood extracted from the human body, and an inlet for introducing the liquid into the space and an outlet for discharging the liquid out of the space are arranged on the outer sheath, the structures of the inner sheath and the outer sheath are the same as those of the conventional resectoscope.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims (5)

1. A plasma resect and laser enucleation unitary lens assembly comprising:
a body (5) adapted to be inserted into an endoscope (8);
the optical fiber sleeve (6) is connected with the body (5) and is arranged in parallel with the body (5);
and the electrical cutting ring is connected with the body (5), so that the optical fiber sleeve (6) is positioned between a mirror rod of the endoscope (8) and the electrical cutting ring, and the electrical cutting ring and the body (5) are arranged in parallel.
2. A plasma electroexcision and laser enucleation unitary mirror assembly according to claim 1, wherein said body (5) comprises:
the sleeve pipe is suitable for being sleeved with a mirror rod of an endoscope (8), the sleeve pipe is provided with a sleeving part (7), and the sleeving part (7) is provided with a cavity which is suitable for being inserted into the optical fiber sleeve pipe (6) and the electric cutting ring.
3. A plasma electroexcision and laser enucleation integral mirror assembly according to claim 2, wherein said body (5) is provided with a sliding connected slider (3), said fiber optic cannula (6) and said electroexcision ring being both connected to said slider (3).
4. The plasma electrical ablation and laser enucleation unitary mirror assembly of any one of claims 1-3, wherein the electrical ablation ring comprises:
a metal sleeve, comprising: a front section part (1) of the semi-annular electrode (4) and a rear section part (2) suitable for connecting the sleeve joint part (7) are arranged;
the ends of the ferrule (6) are located between the symmetrical front sections (1).
5. A plasma electroexcision and laser enucleation unitary mirror assembly according to claim 4, wherein said posterior segment portion (2) is provided in an arc fitting with the fiber optic cannula (6).
CN202110145193.XA 2021-02-02 2021-02-02 Plasma electric cutting and laser enucleation integrated mirror assembly Pending CN112773500A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110145193.XA CN112773500A (en) 2021-02-02 2021-02-02 Plasma electric cutting and laser enucleation integrated mirror assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110145193.XA CN112773500A (en) 2021-02-02 2021-02-02 Plasma electric cutting and laser enucleation integrated mirror assembly

Publications (1)

Publication Number Publication Date
CN112773500A true CN112773500A (en) 2021-05-11

Family

ID=75760611

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110145193.XA Pending CN112773500A (en) 2021-02-02 2021-02-02 Plasma electric cutting and laser enucleation integrated mirror assembly

Country Status (1)

Country Link
CN (1) CN112773500A (en)

Similar Documents

Publication Publication Date Title
JP4290013B2 (en) Endoscope outflow system
EP2617377B1 (en) Treatment tool for surgical use
US8771266B2 (en) Ablation therapeutic device, resectoscope and method of ablating living body tissue
WO2011114602A1 (en) Endoscopic treatment device
JP2003052713A (en) Therapeutic device for endoscope
JPS58500104A (en) electrosurgical instruments
WO2022007732A1 (en) High-frequency tool having multiple functions
KR20070110787A (en) High-frequency treatment tool
US20060178671A1 (en) APC dual mode therapeutic balloon dilator
CN112773500A (en) Plasma electric cutting and laser enucleation integrated mirror assembly
CN214857388U (en) Plasma electric cutting and laser enucleation integrated mirror assembly
CN114159152B (en) Visual multifunctional mixed energy intervertebral disc treatment instrument
CN213430509U (en) Multifunctional high-frequency cutter
JP6062118B2 (en) Auxiliary tool and endoscope system
JP4364070B2 (en) Biological tissue cutting instrument
JPS6143452Y2 (en)
CN216876574U (en) High-frequency incision knife with optical fiber channel
CN220385174U (en) Disposable mucous membrane stripping knife
CN218943496U (en) Cutting assembly matched with endoscope for use
CN217338825U (en) Prostate laser cuts out enucleation ware
JP2648500B2 (en) Resectscope device
WO2023132221A1 (en) Electrode-equipped endoscope system
JP4383297B2 (en) Biological tissue cutting instrument
JPH11128240A (en) Treater for endoscope
JPH0340616B2 (en)

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