JPS6432854A - High frequency incision device - Google Patents
High frequency incision deviceInfo
- Publication number
- JPS6432854A JPS6432854A JP62188551A JP18855187A JPS6432854A JP S6432854 A JPS6432854 A JP S6432854A JP 62188551 A JP62188551 A JP 62188551A JP 18855187 A JP18855187 A JP 18855187A JP S6432854 A JPS6432854 A JP S6432854A
- Authority
- JP
- Japan
- Prior art keywords
- incision
- conductive wire
- sheath
- knife
- high frequency
- 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
Links
Landscapes
- Surgical Instruments (AREA)
Abstract
PURPOSE:To prevent the movement of the knife for a high frequency incision device in a lateral direction when a sheath is squeezed, by providing a receiving part, wherein the wire of the knife is received in the surface of the sheath, to the side surface part of the sheath from which the knife for said incision device is exposed. CONSTITUTION:The leading end part of a flexible sheath 1 is squeezed on an incision part 5 by the thumb to impart a bending habit turning the incision part 5 to the inside. At this time, the incision part 5 of the conductive wire exposed to the outside is engaged with the recessed part 16 of the flexible sheath 1 to be received in said recessed part 16. Subsequently, the flexible sheath 1 to which the bending habit is suitably formed is inserted in the body cavity through the channel of an endoscope and, when the conductive wire 4 is drawn in the operating part on a hand side, the incision part 5 of said conductive wire 4 is tensioned in a bowstring shape to form an incising knife. A high frequency current is passed through the conductive wire 4 in this state to perform the incision of the papillary sphincter of the duodenum. The conductive wire forming the incision part is not exposed to the outside when the bending habit is imparted to the flexible sheath and prevented from bending in a lateral direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62188551A JPS6432854A (en) | 1987-07-28 | 1987-07-28 | High frequency incision device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62188551A JPS6432854A (en) | 1987-07-28 | 1987-07-28 | High frequency incision device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6432854A true JPS6432854A (en) | 1989-02-02 |
Family
ID=16225676
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62188551A Pending JPS6432854A (en) | 1987-07-28 | 1987-07-28 | High frequency incision device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6432854A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02279151A (en) * | 1989-03-03 | 1990-11-15 | Wilson Cook Medical Inc | Sphincterotomy, and instrument with controlled flexure and direction |
US5323768A (en) * | 1991-04-22 | 1994-06-28 | Olympus Optical Co., Ltd. | Diathermic dissector with a bifurcation having substantially the same cross-sectional area as a lumen for guiding a wire |
CN102579084A (en) * | 2012-04-06 | 2012-07-18 | 凌亭生 | Hot biopsy forceps for duodenum lateral telescope |
-
1987
- 1987-07-28 JP JP62188551A patent/JPS6432854A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02279151A (en) * | 1989-03-03 | 1990-11-15 | Wilson Cook Medical Inc | Sphincterotomy, and instrument with controlled flexure and direction |
US5323768A (en) * | 1991-04-22 | 1994-06-28 | Olympus Optical Co., Ltd. | Diathermic dissector with a bifurcation having substantially the same cross-sectional area as a lumen for guiding a wire |
CN102579084A (en) * | 2012-04-06 | 2012-07-18 | 凌亭生 | Hot biopsy forceps for duodenum lateral telescope |
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