WO2010016259A1 - Instrument électrochirurgical portatif - Google Patents

Instrument électrochirurgical portatif Download PDF

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Publication number
WO2010016259A1
WO2010016259A1 PCT/JP2009/003773 JP2009003773W WO2010016259A1 WO 2010016259 A1 WO2010016259 A1 WO 2010016259A1 JP 2009003773 W JP2009003773 W JP 2009003773W WO 2010016259 A1 WO2010016259 A1 WO 2010016259A1
Authority
WO
WIPO (PCT)
Prior art keywords
tweezers
main body
handy
electrosurgical device
electrosurgical
Prior art date
Application number
PCT/JP2009/003773
Other languages
English (en)
Japanese (ja)
Inventor
阿部裕輔
Original Assignee
ｉＭｅｄ Ｊａｐａｎ株式会社
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 ｉＭｅｄ Ｊａｐａｎ株式会社 filed Critical ｉＭｅｄ Ｊａｐａｎ株式会社
Priority to JP2009553536A priority Critical patent/JPWO2010016259A1/ja
Publication of WO2010016259A1 publication Critical patent/WO2010016259A1/fr

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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
    • A61B18/1442—Probes having pivoting end effectors, e.g. forceps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00681—Aspects not otherwise provided for
    • A61B2017/00734—Aspects not otherwise provided for battery operated
    • 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
    • A61B18/1442—Probes having pivoting end effectors, e.g. forceps
    • A61B2018/1462—Tweezers

Definitions

  • the present invention relates to a bipolar type high-frequency coagulation hemostasis device (hereinafter referred to as “electrosurgical device”) that rapidly stops hemostasis in a surgical operation or the like.
  • a bipolar high-frequency coagulation and hemostasis device having a tweezers that is, an electrosurgical device is used.
  • the bipolar type coagulates and stops hemostasis by flowing a high-frequency current generated by a power supply device between two tips of tweezers and energizing a tissue sandwiched between tweezers, and is described in Patent Document 1 and the like.
  • a conventional bipolar high-frequency electrosurgical device is connected to a 100 V power source by a power plug 10 and has a main body 1 containing a power supply unit that generates a high frequency, and a conductive material for coagulation and hemostasis across tissue.
  • Patent Document 2 describes an invention of a surgical instrument equipped with all necessary components such as a power source and an energizing switch in a tweezer part.
  • An example of this embodiment is shown in FIG. This figure is a perspective view of tweezers 2 which is a surgical instrument.
  • 2a and 2b are two plate-like members, 2c is a handle, 4a and 4b are cutting switches, and a coagulation switch for coagulation, and 7a includes an oscillation circuit.
  • the driving unit 7b is a battery.
  • tweezers usually use two fingers, a thumb and an index finger.
  • the tweezers 2 It is inevitable that the weight of the tweezers 2 will increase and the operability will deteriorate.
  • the energization switches 4a and 4b are provided on the plate-like members 2a and 2b of the tweezers 2, the operation of sandwiching the affected area and the on / off of the current must be performed with the same finger. As will be explained later, this can cause serious problems in the delicate operation of surgery.
  • An object of the present invention is to solve the above problems and to realize a handy electrosurgical device suitable for delicate work.
  • the conductive tweezers is a handy type that is directly attached to the main body, not connected to the main body via an electric wire.
  • the tweezers can be attached to the main body to change the angle to absorb the individual differences and increase the degree of freedom of handling.
  • the angle may be changed between the main body and the tweezers, or a rotating part may be provided on the main body itself.
  • the tweezers can be attached to and detached from the main body, and it can be used in various situations by exchanging with various types of tweezers such as those for Adson and otolaryngology, and hygiene measures such as disinfection have been facilitated.
  • the present invention described in claim 1 includes a power supply unit incorporating a high-frequency circuit and a battery, a tweezer mounting seat and an energization switch electrically connected to the power supply unit, and a body that can be held with one hand, and the tweezers.
  • This is a hand-held electrosurgical device comprising conductive tweezers that can be attached to and detached from a mounting seat.
  • the present invention according to claim 2 is the handy type electrosurgical device according to claim 1, wherein the power supply unit is built in the main body.
  • the present invention according to claim 3 is the handy type electrosurgical instrument according to claim 1 or 2, wherein a light source is provided in the main body.
  • the present invention according to claim 4 is the handy type electrosurgical instrument according to any one of claims 1 to 3, wherein the tweezers can change an attachment angle with respect to the main body.
  • the electrosurgical device of the present invention uses a battery as a power source, a cordless handy electrosurgical device is basically realized, which can be used not only in the operating room but also in a wide variety of cases including the outdoors, and can be quickly and appropriately used. Excellent effect that treatment is possible.
  • FIG. 1 is a side view of a handy electrosurgical device according to a first embodiment of the present invention. It is a perspective view which shows the use condition of the handy type electrosurgical device of the 1st Example of this invention. It is a perspective view which shows the tweezers folded state at the time of non-use of the hand-held electrosurgical instrument of the 1st Example of this invention. It is a perspective view which shows the state which removed the tweezers of the handy type electrosurgical instrument of 1st Example of this invention. It is a perspective view which shows the external appearance of the handy type electrosurgical device of the 2nd Example of this invention.
  • (A) is a side view which shows the external appearance of the handy type electrosurgical instrument of the 3rd Example of this invention
  • (b) is a perspective view which similarly shows the flexible tube of this Example. It is explanatory drawing which shows the structure of the conventional bipolar type high frequency electrosurgical device. It is a perspective view which shows a well-known electrosurgical instrument.
  • FIG. 1 is a perspective view showing the appearance of a hand-held electrosurgical device according to a first embodiment of the present invention
  • FIG. 2 is a side view
  • a power supply unit including a high-frequency circuit 7a and a battery 7b indicated by broken lines is built in the main body 1.
  • Conductive tweezers 2 are electrically connected to this.
  • Reference numeral 3 denotes a rotating part, and the tweezers 2 can be rotated at an angle with respect to the main body 1 around the tweezers 2.
  • 4 is an energizing switch
  • 5 is a light source switch
  • 6 is a light source.
  • the configuration of the battery and the high-frequency circuit has been realized by the development of semiconductor technology and batteries in recent years.
  • the development of an ultra-small transformer of 2 cm ⁇ 2 cm ⁇ 1 cm for a frequency of 1.7 MHz greatly contributes.
  • an electrosurgical device can be used for about 30 minutes with an output of about 15 W, and can sufficiently cope with outpatient surgery and the like.
  • the frequency can be used in a wide range from 300 kHz to 5 MHz, and various small batteries including the above-described nickel metal hydride battery can be used as the battery, but the battery has a large capacity and a low internal resistance. Is effective in reducing the size of the apparatus.
  • FIG. 3 is a perspective view showing a usage state of the electrosurgical device of this embodiment.
  • Hold the main body 1 with one hand operate the tweezers 2 with the thumb and index finger, and operate the energizing switch 4 as needed while holding the main body with the remaining fingers.
  • the tissue at the bleeding site is pinched with the tip of the tweezers 2 and the energizing switch 4 is pressed, a high-frequency current flows between the two tips of the tweezers 2, and the pinched tissue is coagulated and hemostatic.
  • the thumb and index finger are controlled by the radial nerve
  • the index finger, middle finger, and ring finger are controlled by the median nerve
  • the ring finger and little finger are controlled by the ulnar nerve. is there.
  • FIG. 4 shows a non-use state. Folding the tweezers 2 around the rotating part 3 is advantageous because it is compact and does not take up space during sterilization or storage.
  • the light source 6 shown in FIG. 4 is a small LED, such as a white LED, and is lit by the light source switch 5 to irradiate light toward the tip of the tweezers 2 and is illuminated when the wound is deep. It is useful because it can be operated while applying.
  • FIG. 5 shows a state in which the tweezers 2 is removed in the first embodiment, and 9 is an attaching / detaching portion.
  • FIG. 6 is a perspective view showing an electrosurgical device according to a second embodiment of the present invention. Only the differences from the first embodiment will be described below.
  • the high-frequency circuit and the battery are not built in the main body, but are placed separately as the power supply unit 7 and connected to the tweezers 2 by the electric wire 11.
  • the tweezers 2 are pluggable and detachable.
  • Reference numeral 13 denotes a stand for temporarily placing the electrosurgical device.
  • FIG. 7A is a side view showing an electrosurgical device according to a third embodiment of the present invention
  • FIG. 7B is a perspective view showing a flexible tube.
  • the main body is divided into a gripping portion 1a and a tweezers 2 setting portion 1b, which are connected by a flexible tube 1c.
  • the flexible tube 1c is a tube made of metal, resin, etc., and can be bent into an arbitrary shape if a force is applied. Therefore, the angle of the tweezers 2 with respect to the gripping portion 1a can be arbitrarily tilted (swinged).
  • An electric wire connected to the switch 4 passes through the flexible tube 1c. Instead of the tube and the electric wire, the covered electric wire itself may be used.

Landscapes

  • 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

L'invention porte sur un instrument électrochirurgical portatif qui est approprié dans un service hospitalier, un département de patients externes ou à l'extérieur, et permet un haut degré de liberté lors de la manipulation. L'instrument électrochirurgical est configuré par la connexion électrique d'un circuit haute fréquence avec une batterie à l'aide de pinces (2). On peut utiliser l'instrument en maintenant le corps (1) de celui-ci dans une main, de telle sorte que l'instrument n'est pas sous la contrainte de la présence/absence et la position d'une sortie de puissance, étant ainsi utilisable en n'importe quel endroit.
PCT/JP2009/003773 2008-08-08 2009-08-06 Instrument électrochirurgical portatif WO2010016259A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009553536A JPWO2010016259A1 (ja) 2008-08-08 2009-08-06 ハンディ形電気手術器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPPCT/JP2008/064314 2008-08-08
PCT/JP2008/064314 WO2010016139A1 (fr) 2008-08-08 2008-08-08 Scalpel électrique de type manuel

Publications (1)

Publication Number Publication Date
WO2010016259A1 true WO2010016259A1 (fr) 2010-02-11

Family

ID=41663368

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/JP2008/064314 WO2010016139A1 (fr) 2008-08-08 2008-08-08 Scalpel électrique de type manuel
PCT/JP2009/003773 WO2010016259A1 (fr) 2008-08-08 2009-08-06 Instrument électrochirurgical portatif

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/064314 WO2010016139A1 (fr) 2008-08-08 2008-08-08 Scalpel électrique de type manuel

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JP (1) JPWO2010016259A1 (fr)
WO (2) WO2010016139A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014189471A1 (fr) * 2013-05-23 2014-11-27 Lim Hon Giat Raymond Dispositif d'eclairage pour un stylo de diathermie ou autre outil medical
CN107174334A (zh) * 2017-05-23 2017-09-19 孙军 一种无连接线电凝镊
JP2022539567A (ja) * 2019-07-02 2022-09-12 アレクサンダー、ジャミソン 電気外科装置で使用される取り外し可能チップ
US11446078B2 (en) 2015-07-20 2022-09-20 Megadyne Medical Products, Inc. Electrosurgical wave generator
US11534228B2 (en) 2014-08-12 2022-12-27 Invuity, Inc. Illuminated electrosurgical system and method of use

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02154755A (ja) * 1989-07-13 1990-06-14 San Parusu:Kk 高周波脱毛器
JPH11226026A (ja) * 1998-02-18 1999-08-24 Olympus Optical Co Ltd 外科用手術具
JP2000262533A (ja) * 1999-03-15 2000-09-26 Olympus Optical Co Ltd 手術具
US20070049928A1 (en) * 2005-02-08 2007-03-01 Fleenor Richard P Nickel titanium alloy electrosurgery instrument

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4111484B2 (ja) * 2001-10-26 2008-07-02 株式会社東芝 手術装置
JP2003164463A (ja) * 2001-11-30 2003-06-10 Tokai Rika Co Ltd 双極電気ピンセット

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02154755A (ja) * 1989-07-13 1990-06-14 San Parusu:Kk 高周波脱毛器
JPH11226026A (ja) * 1998-02-18 1999-08-24 Olympus Optical Co Ltd 外科用手術具
JP2000262533A (ja) * 1999-03-15 2000-09-26 Olympus Optical Co Ltd 手術具
US20070049928A1 (en) * 2005-02-08 2007-03-01 Fleenor Richard P Nickel titanium alloy electrosurgery instrument

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014189471A1 (fr) * 2013-05-23 2014-11-27 Lim Hon Giat Raymond Dispositif d'eclairage pour un stylo de diathermie ou autre outil medical
US11534228B2 (en) 2014-08-12 2022-12-27 Invuity, Inc. Illuminated electrosurgical system and method of use
US11446078B2 (en) 2015-07-20 2022-09-20 Megadyne Medical Products, Inc. Electrosurgical wave generator
CN107174334A (zh) * 2017-05-23 2017-09-19 孙军 一种无连接线电凝镊
JP2022539567A (ja) * 2019-07-02 2022-09-12 アレクサンダー、ジャミソン 電気外科装置で使用される取り外し可能チップ
JP7357084B2 (ja) 2019-07-02 2023-10-05 アレクサンダー、ジャミソン 電気外科装置で使用される取り外し可能チップ

Also Published As

Publication number Publication date
JPWO2010016259A1 (ja) 2012-01-19
WO2010016139A1 (fr) 2010-02-11

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