WO2013151262A1 - 관절 고정 구조를 갖는 최소 침습 수술 기구 - Google Patents
관절 고정 구조를 갖는 최소 침습 수술 기구 Download PDFInfo
- Publication number
- WO2013151262A1 WO2013151262A1 PCT/KR2013/002472 KR2013002472W WO2013151262A1 WO 2013151262 A1 WO2013151262 A1 WO 2013151262A1 KR 2013002472 W KR2013002472 W KR 2013002472W WO 2013151262 A1 WO2013151262 A1 WO 2013151262A1
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- WIPO (PCT)
- Prior art keywords
- minimally invasive
- wire
- invasive surgical
- elastic member
- surgical instruments
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/003—Steerable
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
- A61B2017/2927—Details of heads or jaws the angular position of the head being adjustable with respect to the shaft
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2946—Locking means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0136—Handles therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0147—Tip steering devices with movable mechanical means, e.g. pull wires
Definitions
- the present invention relates to a minimally invasive surgical instrument having a joint fixation structure.
- Minimally invasive surgery is a surgical technique that minimizes surgical incisions by performing surgery by inserting surgical instruments into the body of a patient (or animal, etc. subject to the surgery) through at least one small incision.
- Such minimally invasive surgery may help to reduce the metabolic process changes in the patient after the surgery, which may help to shorten the patient's recovery period. That is, the application of minimally invasive surgery can shorten the hospital stay after surgery and allow the patient to return to normal life within a short time after surgery. Minimally invasive surgery may also reduce pain the patient feels while reducing scarring in the patient after surgery.
- the most common form of minimally invasive surgery is endoscopic surgery.
- the most common type of surgery is laparoscopic surgery with minimally invasive irradiation and surgery in the abdominal cavity.
- laparoscopic surgery With minimally invasive irradiation and surgery in the abdominal cavity.
- the patient's abdomen is filled with gas, and at least one small incision is made to provide an entrance to the laparoscopic surgical tool, followed by the insertion of a trocar. Will be performed.
- a user In performing such an operation, a user generally enters a laparoscopic surgical tool through a trocar and manipulates (or controls) it outside the abdominal cavity.
- Such laparoscopic surgical instruments generally include laparoscopics (for observation of surgical sites, etc.) and other work tools.
- the work tool is similar to that used in conventional open surgery, except that the work end (or distal end) of each tool is spaced apart from the handle or the like by a predetermined shaft.
- the work tool may include, for example, a clamp, grasper, scissors, stapler, needle holder, and the like.
- the user monitors the operation progress by a monitor that displays an image of the surgical site taken by the laparoscopic. Similar endoscopic techniques are used throughout laparoscopy, pelvis, arthroscopy, hydrocephalus, paranasal, uterine, kidney, bladder, urethral, renal and so on.
- the present inventor (s) have developed various minimally invasive surgical instruments that can be usefully used for the minimally invasive surgery as described above, and their structural features and effects are characterized by Korean Patent Application No. 2008-51248, 2008. It has been disclosed through -61894, 2008-79126 and 2008-90560 (the specifications of the Korean patent applications should each be regarded as incorporated herein in their entirety).
- the present inventor (s) are concerned with the minimally invasive surgical instruments whose functions have been improved to be more advantageous to users and patients.
- Korean Patent Application Nos. 2010-115152, 2011-3192, 2011-26243, 2011 It has been introduced through -29771, 2011-86738, 2011-89854, and the like (the specifications of the Korean patent applications should be considered to be incorporated herein in their entirety).
- the present inventor now proposes a high performance joint fixation structure that can be employed throughout the specification, the minimally invasive surgical instrument or other minimally invasive surgical instrument introduced through the Korean patent applications.
- a minimally invasive surgical instrument as a minimally invasive surgical instrument, a shaft, an end effector connected to one end of the shaft, a wire for controlling the joint motion of the end effector, and the joint motion state of the end effector to be fixed And a fixing structure, the fixing structure including an elastic member surrounding the wire, wherein the elastic member is provided with a minimally invasive surgical instrument to hold the wire as its internal space is reduced.
- a minimally invasive surgical instrument having a joint fixation structure capable of holding the wire for controlling the joint motion of the end effector so that the joint motion state is firmly fixed.
- FIG. 1 is a view showing the overall appearance of the minimally invasive surgical instrument according to an embodiment of the present invention.
- FIG. 2 is a partial cross-sectional view of the minimally invasive surgical instrument shown in FIG. 1.
- FIG. 3 is a partial cross-sectional view of the fixing structure 100 shown in FIG. 2.
- FIG. 4 is a perspective view of a fixing structure 100 according to another embodiment of the present invention.
- FIG. 5 is a view showing the C-shaped ring 120 of the components of the fixing structure 100 shown in FIG.
- FIG. 6 is a perspective view of a fixing structure 100 according to another embodiment of the present invention.
- FIG. 7 is a perspective view of a fixing structure 100 according to another embodiment of the present invention.
- FIG. 8 is a perspective view of the wire fixing auxiliary member 141 among the components of the fixing structure 100 illustrated in FIG. 7.
- connection is to be understood herein as generically referring to a direct or indirect connection (i.e., through a separate component) between mechanical or other types of components.
- connection between two rotating components may be a direct connection by engagement of the corresponding gear structure or the like, but may also be an indirect connection due to the intervention of a separate component such as a cable or groove.
- FIG. 1 is a view showing the overall appearance of the minimally invasive surgical instrument according to an embodiment of the present invention.
- the minimally invasive surgical instrument may include a fixed structure 100 (ie, a joint fixed structure), a shaft 200 connected to the fixed structure 100, a handle part 300 that can be operated by a user, and a fixed structure 100.
- the first joint part 400 and the first joint part which are connected and disposed between the handle parts 300, may cause joint motions of the end effector 600, as described later, according to a user's manipulation of the handle part 300. It is connected to one end of the shaft 200 via the second joint portion 500, and the second joint portion 500, which cooperates with the 400 to allow the end effector 600 to perform joint movement, and the like.
- end effector 600 capable of performing the surgery by using the device or by functioning as a surgical tool on its own.
- the shaft 200 like the shaft of the minimally invasive surgical instrument introduced through various Korean patent applications, such as the applicant, at least one wire (not shown), including a hollow therein or It is possible to support and transmit a torque transmitting member (not shown) (this torque transmitting member is mainly for the rolling motion of the end effector 600, in which case the shaft 200 itself may also function as a torque transmitting member). have).
- the shaft 200 may include at least one segment as necessary.
- the shaft 200 may also include a curved portion at least in part.
- the handle portion 300 like the handle portion of the minimally invasive surgical instrument introduced through the various Korean patent applications, such as the applicant, joint movement, rolling movement, Opening and closing movement can be controlled.
- at least one wire or torque transmission member may be connected to the handle part 300.
- first joint part 400 and the second joint part 500 together with the joint part of the minimally invasive surgical instrument introduced through various Korean patent applications, such as the applicant, along with at least one wire or torque transmission member Act to cause the end effector 600 to perform joint motion, rolling motion, and the like.
- the end effector 600 is similar to the end effector of the minimally invasive surgical instrument introduced through the various Korean patent applications, such as the applicant, the first joint 400 and the shaft 200 from the handle 300 By the action of the second joint portion 500 or at least one wire or torque transmission member transmitted thereto, the joint movement, the rolling movement, the opening and closing movement, and the like may be performed.
- the end of the end effector 600 may be a work tool in the form of a clamp, grasper, scissors, stapler, needle holder, hook-type electrode and the like.
- the fixing structure 100 may secure the joint motion state of the end effector 600 by holding a wire for controlling the joint motion of the end effector 600.
- FIG. 2 is a partial cross-sectional view of the minimally invasive surgical instrument shown in FIG. 1.
- the fixing structure 100 will be described with reference to FIG. 2.
- the fixing structure 100 can include a spring 110 (preferably coiled).
- the fixing structure 100 includes a predetermined wire guide path (eg, groove or tube) extending from the handle portion 300 through the first joint portion 400 or supporting the wire to help it be fixed. It may further include a wire fixing auxiliary member 111 which may be (see also Figure 3 for one exemplary shape of such a wire fixing auxiliary member 111).
- the spring 110 may surround the outer side surface of the wire fixing auxiliary member 111.
- One end of the spring 110 may be connected to the rotary motion member 112.
- the other end of the spring 110 may be fixed to the case 114 or the like as described later. Therefore, when the rotary motion member 112 rotates, the spring 110 may be twisted as a whole as a part thereof rotates.
- the rotation member 112 may be in contact with the linear member 113.
- the above components may be disposed inside the case 114 surrounding and covering them.
- FIG. 3 is a partial cross-sectional view of the fixing structure 100 shown in FIG. 2. This will be described with reference to FIG. 3.
- the rotary motion member 112 may include the inclined surface 112a at a portion contacting the linear motion member 113, and the linear motion member 113 may also include the inclined surface 113a at the corresponding portion. Therefore, the motion state of the linear motion member 113 (for example, the linear motion member 113 is fixed after the linear motion toward the rotary motion member 112 according to the operation on the handle part 300 is fixed).
- the inclined surface 113a exerts a force on the inclined surface 112a
- the rotary motion member 112 may rotate, and accordingly, the spring 110 may rotate and twist.
- the inclination directions of the two inclined surfaces 112a and 113a may be determined in a direction in which the spring 110 is twisted as the rotational movement member 112 rotates. In the case of Fig. 3, when the rotary motion member 112 rotates in the counterclockwise direction (when seen from the linear motion member 113 side), the spring 110 is twisted while turning, so that the slope 112a and the slope 113a Direction of inclination) is determined as shown
- the spring 110 When the spring 110 is twisted by the action of the linear motion member 113 and the rotary motion member 112, the inner space of the portion of the spring 110 surrounding the outer surface of the wire fixing auxiliary member 111 may be reduced. Accordingly, the spring 110 tightens the wire fixing auxiliary member 111, and further, the wire guided or supported by the wire fixing auxiliary member 111, so that the wire may be fixed.
- FIG. 4 is a perspective view of a fixing structure 100 according to another embodiment of the present invention.
- 5 is a view showing the C-shaped ring 120 of the components of the fixing structure 100 shown in FIG.
- the C-shaped ring 120 is used instead of the spring 110 so that the internal space of the portion surrounding the wire fixing auxiliary member 121 is reduced, thereby fixing the wire.
- the C-shaped ring 120 (preferably, a plurality of C-shaped ring 120) of the present embodiment may surround the wire fixing auxiliary member 121.
- the C-shaped ring 120 may include protrusions 120a at both ends thereof, and such protrusions 120a may be disposed in the grooves 123a formed in the linear motion member 123. This groove 123a is spaced between the protrusions 120a when the linear motion member 123 acts (for example, when the linear motion member 123 linearly moves toward the shaft 200).
- the C-shaped ring 120 may be narrowed to form a shape (preferably, wedge-shaped or similar) for tightening the wire fixing auxiliary member 121. Therefore, even in the case of the present embodiment, the wire can be fixed similarly to the case of the embodiment.
- portions of the C-shaped ring 120 and the wire fixing auxiliary member 121 except for the protrusion 120a may be covered by the covers 122a and 122b and the ends of the wire fixing auxiliary member 121 (FIG. 4).
- the portion expressed in a form similar to the cuboid) may be to the wire fixing auxiliary member 121 is fixed to some extent with respect to the cover (122a, 122b).
- FIG. 6 is a perspective view of a fixing structure 100 according to another embodiment of the present invention.
- the inner space of the portion that the spring 130 is wrapped around the outer surface of the wire fixing auxiliary member 131 is adopted so that the linear motion member 132 acts on both ends thereof. By reducing it, the wire can be fixed.
- the spring 130 of this embodiment may surround the outer surface of the wire fixing auxiliary member 131. Protruding portions 130a may be formed at both ends of the spring 130.
- the linear motion member 132 makes a linear motion toward the shaft 200, the linear motion member 132 acts on the protrusion 130a of the spring 130 so that the spring 130 tightens the wire fixing auxiliary member 131.
- It may include a front groove 133 and a rear groove 134 which may be arranged (protrusion portion 130a may be inserted into the front groove 133 and the rear groove 134 as described above).
- the front groove 133 and the rear groove 134 is formed to have a slope in the direction inclined with respect to the direction in which the linear motion member 132 makes a linear movement toward the shaft 200 and opposite to each other It may be. Therefore, even in the case of the present embodiment, the wire can be fixed similarly to the case of the embodiment.
- FIG. 7 is a perspective view of a fixing structure 100 according to another embodiment of the present invention.
- 8 is a perspective view of the wire fixing auxiliary member 141 among the components of the fixing structure 100 illustrated in FIG. 7.
- the spring 140 is employed, and the spring 140 is twisted by two rotary motion members 143 and 144 connected to both ends thereof according to the action of the linear motion member 142. As the spring 140 reduces the internal space of the portion surrounding the outer surface of the wire fixing auxiliary member 141, the wire can be fixed.
- Spring 140 of the present embodiment may surround the outer surface of the wire fixing auxiliary member 141. Both ends of the spring 140 may be connected to the first rotary motion member 143 or the second rotary motion member 144, respectively. Therefore, when the first rotary motion member 143 and the second rotary motion member 144 rotate in a direction opposite to each other, the spring 140 may be twisted accordingly. Meanwhile, the first rotary motion member 143 and the second rotary motion member 144 may each include a protrusion 143a or a protrusion 144a.
- the linear motion member 142 may be further included.
- the linear motion member 142 may include a first inclined surface 142a and a second inclined surface 142b.
- Each of the first inclined surface 142a and the second inclined surface 142b may be a surface inclined in a direction to enable the above rotational motion of the first rotary motion member 143 or the second rotary motion member 144 (of course,
- the protrusion 143a and the protrusion 144a may also include an inclined surface).
- the wire fixing auxiliary member 141 may include a spring fixing part 141a, which is unnecessary for the spring 140 in the direction of the shaft 200 or the opposite direction, etc. It may be to prevent movement. Components such as spring fixture 141a may also be used in other embodiments of the above employing springs.
- the wire or torque transmitting member of the minimally invasive surgical instrument operate or be fixed by an electric motor or the like of another motor-based system (not shown), such as a surgical robot, if necessary.
- another motor-based system not shown
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Abstract
Description
Claims (10)
- 최소 침습 수술 기구로서,샤프트,상기 샤프트의 일단 쪽에 연결되는 엔드 이펙터,상기 엔드 이펙터의 관절 운동을 제어하기 위한 와이어, 및상기 엔드 이펙터의 관절 운동 상태가 고정되도록 하기 위한 고정 구조를 포함하고,상기 고정 구조는 상기 와이어를 감싸는 탄성 부재를 포함하며,상기 탄성 부재는 그 내부 공간이 줄어듦에 따라 상기 와이어를 붙잡아 주는최소 침습 수술 기구.
- 제1항에 있어서,상기 고정 구조는 상기 와이어를 유도하거나 지지하는 와이어 고정 보조 부재를 더 포함하고,상기 탄성 부재는 상기 와이어 고정 보조 부재를 더 감싸는최소 침습 수술 기구.
- 제2항에 있어서,상기 와이어 고정 보조 부재는 와이어 유도 경로를 포함하는 최소 침습 수술 기구.
- 제2항에 있어서,상기 고정 구조는 회전 운동 부재를 더 포함하고,상기 탄성 부재는 그 일단이 상기 회전 운동 부재에 연결되어 있는 스프링이며,상기 회전 운동 부재가 회전함에 따라 상기 탄성 부재의 상기 내부 공간이 줄어들게 되는최소 침습 수술 기구.
- 제2항에 있어서,상기 고정 구조는 두 개의 회전 운동 부재를 더 포함하고,상기 탄성 부재는 그 양단이 상기 두 개의 회전 운동 부재에 각각 연결되어 있는 스프링이며,상기 두 개의 회전 운동 부재가 서로 반대 방향으로 회전함에 따라 상기 탄성 부재의 상기 내부 공간이 줄어들게 되는최소 침습 수술 기구.
- 제4항 또는 제5항에 있어서,상기 고정 구조는 직선 운동 부재를 더 포함하고,상기 직선 운동 부재의 직선 운동에 따라 상기 탄성 부재의 상기 내부 공간이 줄어들게 되는최소 침습 수술 기구.
- 제2항에 있어서,상기 탄성 부재는 C형 링이고,상기 고정 구조는 쐐기형 홈을 포함하는 직선 운동 부재를 더 포함하며,상기 탄성 부재의 돌출부가 상기 쐐기형 홈 내에 배치되는최소 침습 수술 기구.
- 제2항에 있어서,상기 탄성 부재는 스프링이고,상기 고정 구조는 전방 홈과 후방 홈을 포함하는 직선 운동 부재를 더 포함하며,상기 탄성 부재의 양단의 돌출부가 상기 전방 홈과 상기 후방 홈에 각각 삽입되어 있는최소 침습 수술 기구.
- 제8항에 있어서,상기 전방 홈과 상기 후방 홈은 상기 직선 운동 부재의 직선 운동 방향에 대하여 경사진 방향으로 형성되고,상기 전방 홈의 경사 방향과 상기 후방 홈의 경사 방향은 서로 반대인최소 침습 수술 기구.
- 제4항, 제5항 및 제8항 중 어느 한 항에 있어서,상기 와이어 고정 보조 부재는 상기 탄성 부재의 움직임을 제한하기 위한 고정부를 포함하는 최소 침습 수술 기구.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015503115A JP2015513951A (ja) | 2012-04-02 | 2013-03-26 | 関節固定構造を有する最小侵襲手術器具 |
EP13772986.9A EP2835107B1 (en) | 2012-04-02 | 2013-03-26 | Minimally invasive surgical instrument having articulation immobilising structure |
US14/390,287 US10194891B2 (en) | 2012-04-02 | 2013-03-26 | Minimally invasive surgical instrument having articulation immobilising structure |
CN201380005392.4A CN104093372A (zh) | 2012-04-02 | 2013-03-26 | 具有关节固定结构的微创外科手术工具 |
US16/231,661 US10966695B2 (en) | 2012-04-02 | 2018-12-24 | Minimally invasive surgical instrument having articulation immobilising structure |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2012-0034090 | 2012-04-02 | ||
KR1020120034090A KR101365357B1 (ko) | 2012-04-02 | 2012-04-02 | 관절 고정 구조를 갖는 최소 침습 수술 기구 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/390,287 A-371-Of-International US10194891B2 (en) | 2012-04-02 | 2013-03-26 | Minimally invasive surgical instrument having articulation immobilising structure |
US16/231,661 Division US10966695B2 (en) | 2012-04-02 | 2018-12-24 | Minimally invasive surgical instrument having articulation immobilising structure |
Publications (1)
Publication Number | Publication Date |
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WO2013151262A1 true WO2013151262A1 (ko) | 2013-10-10 |
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ID=49300709
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/KR2013/002472 WO2013151262A1 (ko) | 2012-04-02 | 2013-03-26 | 관절 고정 구조를 갖는 최소 침습 수술 기구 |
Country Status (6)
Country | Link |
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US (2) | US10194891B2 (ko) |
EP (1) | EP2835107B1 (ko) |
JP (1) | JP2015513951A (ko) |
KR (1) | KR101365357B1 (ko) |
CN (1) | CN104093372A (ko) |
WO (1) | WO2013151262A1 (ko) |
Families Citing this family (107)
Publication number | Priority date | Publication date | Assignee | Title |
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US11871901B2 (en) | 2012-05-20 | 2024-01-16 | Cilag Gmbh International | Method for situational awareness for surgical network or surgical network connected device capable of adjusting function based on a sensed situation or usage |
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KR20130111865A (ko) | 2013-10-11 |
US20190150905A1 (en) | 2019-05-23 |
EP2835107A1 (en) | 2015-02-11 |
KR101365357B1 (ko) | 2014-02-20 |
US10966695B2 (en) | 2021-04-06 |
US10194891B2 (en) | 2019-02-05 |
US20150066001A1 (en) | 2015-03-05 |
JP2015513951A (ja) | 2015-05-18 |
CN104093372A (zh) | 2014-10-08 |
EP2835107A4 (en) | 2015-09-02 |
EP2835107B1 (en) | 2017-05-10 |
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