CN105852963B - A kind of multidirectional adjustable electric knife - Google Patents
A kind of multidirectional adjustable electric knife Download PDFInfo
- Publication number
- CN105852963B CN105852963B CN201610324342.8A CN201610324342A CN105852963B CN 105852963 B CN105852963 B CN 105852963B CN 201610324342 A CN201610324342 A CN 201610324342A CN 105852963 B CN105852963 B CN 105852963B
- Authority
- CN
- China
- Prior art keywords
- hose sections
- guide line
- rotating disc
- electric knife
- handle portion
- 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
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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00184—Moving parts
-
- 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
- A61B2018/1412—Blade
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
The invention discloses a kind of multidirectional adjustable electric knife, including handle portion, the hose sections being connect with handle portion, the cutter head portion set on hose sections end, cutter head portion connects power supply;Two pairs of guide lines are equipped in hose sections, each guide line one end is individually fixed in the end of hose sections;Two rotating discs are set in handle portion, each pair of guide line is separately connected a rotating disc after being pierced by hose sections, two pairs of guide lines in hose sections respectively intersect at hose sections central axis and be mutually perpendicular to by place plane, when each rotating disc is rotated to different directions respectively, each guide line can be drawn respectively, and hose sections end is driven to be bent to different directions together with cutter head portion.The multidirectional adjustable electric knife of one kind of the present invention, when interior arthroscopic diagnosis carries out EMR, ESD or other complex operations, the camera lens of scope is allowed specially to take charge of overview function in operation, nearly knife head end hose can control electric knife direction and voluntarily cut, make the reduction of surgical procedure difficulty, and operation risk can be reduced.
Description
Technical field
The present invention relates to medical instruments field, specifically a kind of multidirectional adjustable electric knife.
Background technology
Endoscope was born over more than 50 years, the stage from medical diagnosis on disease to disease treatment was experienced, to some digestive diseases
Treatment is largely effective and reliable even as the preferred therapy of some diseases treatment.Recently as endoscopic biopsy art, EMR
Gastral polyp and early cancer are controlled in the development of (endoscopic mucosal resection art), ESD (decollement under endoscopic mucosal) technology
It treats, is increasingly becoming a kind of preferred diagnosis and treatment means.Key effect especially is played to the discovery, diagnosis and excision of early cancer.At present
Some endoscopic special equipments are had been developed that, however, still seeming that behaviour's difficulty is larger compared with other Endoscopic Treatment technologies.
EMR operating methods include following several at this stage:(1) polypectomy method:That is submucosal injections-excision method.The party
Method is simple and convenient, and clinical application is most wide;(2) hyaline cap method:Different size, Different Plane or inclined-plane are installed in interior camera end
Transparent plastic cap carries out attraction excision to lesion;(3) looping and binding device method:Scope head end installation set pricks device, the alignment of scope ligation device
After the lesion to be cut off attracts, elastic tape entangles lesion and forms sub- base of a fruit sample polyp, then snare cutting includes rubber under elastic tape
Lesion including apron;(4) it is layered excision method.
ESD operation method and step is complicated at this stage, and the operating time is long, and involved instrument is more, and technology requires also higher.
Operating procedure (1) marks;(2) submucosal injections;(3) pre-slit surrounding mucosa;(4) lesion is removed;(5) Wound treatment.
The most commonly used is electric knifes is combined with high frequency electric generator to be operated by EMR, ESD at this stage, in this respect Shen
Please the surgical operating instrument that is inserted into of disclosed CN101632603B endoscopicallies, the tool has rotation tool adjuster,
The rotation tool adjuster can make operating personnel or assist operators easily from the attached of the operating head handle of endoscope
The action of tool mechanism of the near position far-end of the flexible cable of turning tool clockwise or counterclockwise, solves tool
The function that actuating mechanism rotation is adjusted, but in operative process, action of tool mechanism be still by lens control direction,
Operation direction can not voluntarily be changed, when doing EMR, ESD movement cutting with electric knife, it is necessary to which bending rotates endoscope to realize electric knife
Deflecting operation, it is not clear enough to often lead to surgical field of view in this way, and operation difficulty increases, careless slightly to easily cause perforation.
Invention content
Goal of the invention:In order to overcome the deficiencies in the prior art, the present invention to provide a kind of multidirectional adjustable electric knife.
Technical solution:In order to solve the above technical problems, the multidirectional adjustable electric knife of one kind of the present invention, including handle portion, with
The hose sections of handle portion connection, the cutter head portion set on hose sections end, cutter head portion connect power supply;Draw equipped with two Duis in hose sections
Conducting wire, each guide line one end are individually fixed in the end of hose sections;Two rotating discs are set in handle portion, and each pair of guide line is pierced by
A rotating disc is separately connected after hose sections, plane is in hose sections central axis where being located at two pairs of guide lines in hose sections respectively
Place intersects and is mutually perpendicular to, and when each rotating disc is rotated to different directions respectively, can draw each guide line, band dynamic cutter head respectively
Portion is rotated to different directions.
Wherein, it is equipped with eyelet strip in handle portion, is each passed through at least provided with two threading holes, each pair of guide line on eyelet strip
After two threading holes, it is connected to the rotating disc radially opposite sides parallel with handle portion central shaft.
Wherein, be provided with two pairs of threading holes on eyelet strip, two pairs of threading holes in hose sections perpendicular to rotation disk center
Plane is symmetrical arranged for the plane of symmetry where a pair of of guide line of axis, and two pairs of guide lines are each passed through these two pair threading hole, and even
It is connected on immediate rotating disc.
Wherein, wire guide plate is equipped in handle portion, is equipped with two pairs of wire guides on wire guide plate, two pairs of wire guides respectively with it is each right
Co-planar where guide line, each guide line are each passed through coplanar wire guide.
Wherein, each rotating disc is equipped with banking stop, and banking stop is set to the rotating disc diameter parallel with handle portion central shaft
To equipped with the breast wheel for stopping banking stop in handle portion.
Wherein, two rotating disc coaxial arrangements, breast wheel are set between two rotating discs, and banking stop is respectively arranged on two and turns
On the opposite face of Moving plate.
Wherein, in hose sections plane where one pair of which guide line perpendicular to the central axis of rotating disc, another pair guiding
Plane where line is parallel to the central axis of rotating disc.
Wherein, it is equipped with multiple locating slots on rotating disc, movable locating plate is equipped on handle, turn disc is taken office
After one locating slot is aligned with locating plate, locating plate is pushed into locating slot, rotating disc is positioned.
Wherein, each guide line is conductor and is connect with cutter head portion that cutter head portion connects power supply by guide line.
Wherein, at least one in wire guide plate and eyelet strip is conductor, and the electrode being connect with power supply is also set up in handle portion,
Electrode and the wire guide plate or eyelet strip of conductive material connect, and are powered to cutter head portion by guide line.
Advantageous effect:It is multiple to carry out EMR, ESD or other in interior arthroscopic diagnosis for the multidirectional adjustable hose of one kind of the present invention
When miscellaneous operation, the camera lens of scope is allowed specially to take charge of overview function in operation, electric knife can be cut with control direction and voluntarily, and operation is made to grasp
Make difficulty reduction, and operation risk can be reduced.
Description of the drawings
Fig. 1 is stereochemical structure decomposing schematic representation of the present invention;
Fig. 2 is the front sectional view of Fig. 1;
Fig. 3 is eyelet strip and threading hole distribution schematic diagram;
Fig. 4 is wire guide plate and wire guide distribution schematic diagram;
Fig. 5 is cutter head portion partial schematic diagram;
Fig. 6 is the connection of hose sections guide line and direction of motion schematic diagram.
Specific implementation mode
The present invention is further described below in conjunction with the accompanying drawings.
The multidirectional adjustable electric knife of one kind as shown in Figures 1 to 5, including handle portion 1, the hose sections that is connect with handle portion 1
2, it is connected to the cutter head portion 3 of 2 end of hose sections, cutter head portion 3 connects power supply, wherein hose sections 2 is solid hose or hollow soft
It manages, in the present invention preferably solid hose.It is installed with two pairs of guide lines 4 in hose sections 2, is mutually parallel between guide line 4, it is soft
There is the hole passed through for each guide line 4 in pipe portion 2.Hose sections end is fixed in 4 one end of each guide line, and contacts or connect respectively
Meet cutter head portion 3;Two coaxial rotating discs 5 are provided in handle portion 1, each pair of guide line 4 is separately connected one after being pierced by hose sections 2
Rotating disc 5, plane where being located at two pairs of guide lines 4 in hose sections 2 respectively intersect at 2 central axis of hose sections and mutually hang down
Directly, when each rotating disc 5 is rotated to different directions respectively, each guide line 4 can be drawn respectively, band dynamic cutter head portion 3 is to not Tongfang
To rotation.Eyelet strip 6 is also equipped in handle portion 1, eyelet strip 6 is arranged perpendicular to the central axis of handle portion 1, on eyelet strip 6
It at least opens two threading holes 61 and is connected to rotating disc 5 and handle after each pair of guide line 4 is each passed through two threading holes 61
The parallel radially opposite sides of 1 central shaft of portion.Alternatively, being provided with two pairs of threading holes 61 on eyelet strip 6, two pairs of threading holes 61 are with soft
It is symmetrical arranged for the plane of symmetry perpendicular to the 4 place plane of a pair of of guide line of 5 central axis of rotating disc in pipe portion 2, two pairs of guide lines 4
It is each passed through these two pair threading hole 61, and is connected on immediate rotating disc 5.It is also set up in handle portion 1 flat with eyelet strip 6
Capable wire guide plate 7, opens two pairs of wire guides 71 on wire guide plate 7, and two pairs of wire guides 71 are total with each pair of 4 place plane of guide line respectively
Face, each guide line 4 are each passed through coplanar wire guide 71.Banking stop 51 is provided on each rotating disc 5, banking stop 51 is arranged
In the radial direction parallel with 1 central shaft of handle portion of rotating disc 5, breast wheel of the installation for stopping banking stop 51 in handle portion 1
8, breast wheel 8 is fixedly mounted in handle portion 1, and is set between two rotating discs 5, and banking stop 51 is separately positioned on two and turns
On the opposite face of Moving plate 5.In hose sections 24 place plane of one pair of which guide line perpendicular to rotating disc 5 central axis, it is another
The central axis of rotating disc 5 is parallel to 4 place plane of guide line.Multiple locating slots 9 are also provided on each rotating disc 5, in hand
The activity orientation piece 10 of push type is installed on shank 1, rotating disc 5 turns to after any one locating slot 9 is aligned with locating plate 10,
Locating plate 10 is pushed into locating slot 9, rotating disc 5 is positioned.In order to give cutter head portion 3 to power, 4 material of each guide line is selected as and is led
Body, cutter head portion 3 connects power supply by guide line 4, also, at least one in wire guide plate 7 and eyelet strip 6 is conductor, in handle portion 1
On the electrode 11 that is connect with power supply is also installed, electrode 11 is connect with the wire guide plate 7 of conductive material or eyelet strip 6, and by drawing
Conducting wire 4 is powered to cutter head portion 3.
It is arranged in parallel between the guide line 4 in hose sections 2, guide line 4 is worn as shown in Figure 1, Figure 2 and shown in Fig. 5
Go out after hose sections 2 enters in handle portion 1, can not continue to keep relatively parallel state, and due to rotating disc 5 and guide line 4,
That there are relative positions is poor for hose sections 2, so in the case of no eyelet strip 6 and wire guide plate 7, guide line 4 can not precisely effectively
The direction and amplitude that hose sections 2 is bent are controlled, and is provided with after wire guide plate 7 and eyelet strip 6, four are respectively provided on two plates
The absolutely fixed threading hole 61 in position limits the displacement of guide line 4, energy thus by the guiding and fixation of threading hole 61
So that guide line 4 is driven hose sections 2, precisely turns to.
In conjunction with attached drawing 6, the application method of the present invention is described further.
Cutter head portion 3 and hose sections 2 are transported to operative site by endoscope channel or other accessory channels to perform the operation,
Hand-held handle portion 1 is operated, and by rotating clockwise one of steering wheel, is pulled and is connected or contact at the A in cutter head portion 3
Guide line 4, make hose sections 2 with dynamic cutter head portion 3 to the directions X+ be bent, when banking stop 51 with rotation reach 8 lower portion of breast wheel
When setting, because banking stop 51 is blocked, steering wheel can not be further continued for rotating, and reach maximum and turn width quarter turn, be bent after reset extensive
It is multiple, similarly by rotating counterclockwise the steering wheel, pull and connection at the B in cutter head portion 3 or the guide line 4 contacted, 2 band of hose sections
Moving knife head 3 is bent to the directions X-, when banking stop 51 reaches 8 lower position of breast wheel with rotation, because banking stop 51 is blocked,
Steering wheel can not be further continued for rotating, and reach maximum and turn width quarter turn, be bent and restore after reset, this description is suitable for single steering
The bending in two direction X-direction axis X+, X-, similarly increases a steering wheel, by pulling respectively and cutter head portion 3 in the case of disk control
C, D at connect or contact guide line 4, the bending in two direction Y direction axis Y+, Y- can be controlled, by between steering wheel
It cooperates, X, the arbitrary bending angle in Y-axis plane can be combined into, and can be adjusted at any time by steering wheel, also may be used
It is matched, in the course of surgery fixed angle and direction operation, and is subject to interior with positioning tooth on steering wheel by locating plate 10
Sight glass clamps road or accessory channel to assist carrying out moving operation, reaches and preferably applies art effect.Performer is by radio-frequency generator
Negative plate docile is connected to handle electrode 11 in patient body-surface, by another cable, when the cutter head in cutter head portion 3 and the group of patient
When knitting contact, performer can trample the eyelet strip 6- conductor materials that generator makes high-frequency current pass through electrode 11-conductor material
Guide line 4, be conducted to the metal ball shaped electric knife component in cutter head portion 3, and then be transmitted in the tissue being in contact with it, and lead to
As soon as crossing human body and negative plate and conducting wire constituting a complete circuit, the high temperature that art tissue will produce moment is applied, is allowed to character hair
Raw change or moment are gasified or are heated and gone bad, this depends on the generator mode selected by performer, is cutting or coagulation.
The above is only a preferred embodiment of the present invention, it should be pointed out that:For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of multidirectional adjustable electric knife, it is characterised in that:The hose sections that is connect including handle portion, with handle portion is set to hose
The cutter head portion of portion end, cutter head portion connect power supply;Two pairs of guide lines are equipped in hose sections, each guide line one end is individually fixed in
The end of hose sections;Two rotating discs are set in handle portion, and each pair of guide line is separately connected a rotating disc, position after being pierced by hose sections
In two pairs of guide lines in hose sections, respectively place plane is intersected at hose sections central axis and is mutually perpendicular to, each rotating disc
When being rotated respectively to different directions, each guide line can be drawn respectively, drive hose sections end together with cutter head portion to different directions
Bending.
2. the multidirectional adjustable electric knife of one kind according to claim 1, it is characterised in that:Wherein, threading is equipped in handle portion
Plate is connected to rotating disc on eyelet strip at least provided with two threading holes after each pair of guide line is each passed through two threading holes
The radially opposite sides parallel with handle portion central shaft.
3. the multidirectional adjustable electric knife of one kind according to claim 2, it is characterised in that:Wherein, it is provided on eyelet strip
Two pairs of threading holes, two pairs of threading holes are symmetrical with the plane where a pair of of guide line of rotating disc central axis in hose sections
Face is symmetrical arranged, and two pairs of guide lines are each passed through these two pair threading hole, and are connected on immediate rotating disc.
4. the multidirectional adjustable electric knife of one kind according to claim 1 or 2, it is characterised in that:Wherein, it is equipped with and leads in handle portion
Line plate, is equipped with two pairs of wire guides on wire guide plate, two pairs of wire guides respectively with co-planar where each pair of guide line, each guide line
It is each passed through coplanar wire guide.
5. the multidirectional adjustable electric knife of one kind according to claim 1, it is characterised in that:Wherein, each rotating disc is equipped with limit
Bit slice, banking stop are set to the rotating disc radial direction parallel with handle portion central shaft, are equipped in handle portion for stopping limit
The breast wheel of piece.
6. the multidirectional adjustable electric knife of one kind according to claim 5, it is characterised in that:Wherein, two rotating discs are coaxially set
It sets, breast wheel is set between two rotating discs, and banking stop is respectively arranged on the opposite face of two rotating discs.
7. the multidirectional adjustable electric knife of one kind according to claim 1, it is characterised in that:Wherein, one pair of which in hose sections
For plane where guide line perpendicular to the central axis of rotating disc, plane where another pair guide line is parallel to the central shaft of rotating disc
Line.
8. according to a kind of multidirectional adjustable electric knife of claim 1 any one of them, it is characterised in that:Wherein, on rotating disc
Equipped with multiple locating slots, movable locating plate is equipped on handle, turn disc to any one locating slot is aligned with locating plate
Afterwards, locating plate is pushed into locating slot, rotating disc is positioned.
9. the multidirectional adjustable electric knife of one kind according to claim 1, it is characterised in that:Wherein, each guide line be conductor simultaneously
It is connect with cutter head portion, cutter head portion connects power supply by guide line.
10. the multidirectional adjustable electric knife of one kind according to claim 9, it is characterised in that:Wherein, in wire guide plate and eyelet strip
At least one is conductor, also sets up the electrode being connect with power supply in handle portion, the wire guide plate of electrode and conductive material or is worn
Line plate connects, and is powered to cutter head portion by guide line.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610324342.8A CN105852963B (en) | 2016-05-16 | 2016-05-16 | A kind of multidirectional adjustable electric knife |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610324342.8A CN105852963B (en) | 2016-05-16 | 2016-05-16 | A kind of multidirectional adjustable electric knife |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105852963A CN105852963A (en) | 2016-08-17 |
CN105852963B true CN105852963B (en) | 2018-08-24 |
Family
ID=56635015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610324342.8A Active CN105852963B (en) | 2016-05-16 | 2016-05-16 | A kind of multidirectional adjustable electric knife |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105852963B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109965975B (en) * | 2019-03-26 | 2020-10-30 | 杭州电子科技大学上虞科学与工程研究院有限公司 | Take lamp hemostasis system with smoking function |
CN110934638B (en) * | 2019-11-20 | 2024-07-30 | 河北省胸科医院 | Flexible electric knife handle, electric knife and adjustment method of flexible electric knife handle |
CN113171180A (en) * | 2021-06-02 | 2021-07-27 | 上海生知医疗科技有限公司 | Portable manual operation robot |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102204842A (en) * | 2010-05-05 | 2011-10-05 | 柏峻峰 | Incision surgical knife |
CN202036313U (en) * | 2011-03-28 | 2011-11-16 | 陈大伟 | Multifunctional electrocoagulation and electrosection forceps |
CN204133598U (en) * | 2014-08-29 | 2015-02-04 | 超微(上海)医院投资管理有限公司 | The chamber mirror of angle variable stops blooding bipolar separation tweezers |
CN205729504U (en) * | 2016-05-16 | 2016-11-30 | 南京科医思医疗科技有限公司 | A kind of multidirectional scalable electric knife |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9199061B2 (en) * | 2011-11-18 | 2015-12-01 | Biosense Webster (Israel) Ltd. | Medical device control handle |
-
2016
- 2016-05-16 CN CN201610324342.8A patent/CN105852963B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102204842A (en) * | 2010-05-05 | 2011-10-05 | 柏峻峰 | Incision surgical knife |
CN202036313U (en) * | 2011-03-28 | 2011-11-16 | 陈大伟 | Multifunctional electrocoagulation and electrosection forceps |
CN204133598U (en) * | 2014-08-29 | 2015-02-04 | 超微(上海)医院投资管理有限公司 | The chamber mirror of angle variable stops blooding bipolar separation tweezers |
CN205729504U (en) * | 2016-05-16 | 2016-11-30 | 南京科医思医疗科技有限公司 | A kind of multidirectional scalable electric knife |
Also Published As
Publication number | Publication date |
---|---|
CN105852963A (en) | 2016-08-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6614456B2 (en) | High frequency forceps | |
JP4652004B2 (en) | Endoscopic mucosal resection device | |
AU2006200193B2 (en) | Medical instrument including an end effector having a medical-treatment electrode | |
EP1897506B1 (en) | A surgical instrument for performing controlled myotomies | |
US10376302B2 (en) | Rotating electrical connector for RF energy enabled tissue debridement device | |
EP1002501A1 (en) | Electro-surgical tissue removal | |
CN105852963B (en) | A kind of multidirectional adjustable electric knife | |
JP2021121338A (en) | Treatment tool, endoscope device, and endoscope system | |
CN105395251B (en) | A kind of scope electric knife | |
WO2008026689A1 (en) | Treatment tool for endoscope | |
US20030109873A1 (en) | Variable angle cervical excision electrode | |
US12016612B2 (en) | ENT ablation instrument with electrode loop | |
CN205729504U (en) | A kind of multidirectional scalable electric knife | |
CN206836959U (en) | The Multifunction operating appliances of decollement under a kind of endoscopic mucosal | |
CN109350187A (en) | ESD stripper sleeve cutter | |
CN109350228A (en) | A kind of multidirectional adjustable electric knife | |
CN216823631U (en) | Multifunctional surgical equipment for digestive endoscopy surgery | |
CN202554057U (en) | Surgical instrument accompanied with unilateral scissors special for endoscopic mucosal resection | |
CN209932956U (en) | Multidirectional adjustable electrotome | |
CN109350146A (en) | A kind of multidirectional adjustable drag hook | |
CN109381243B (en) | Vascular forceps with electrocoagulation function for digestive endoscopic surgery | |
CN209315943U (en) | A kind of multidirectional adjustable drag hook | |
US20030109872A1 (en) | Variable angle cervical excision electrode | |
US20120323231A1 (en) | Electrosurgical instrument | |
KR20200117600A (en) | Four blades - scissors knife for Endosurgical procedure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |