CN109303589A - A kind of medical tissue pincers and its application method - Google Patents
A kind of medical tissue pincers and its application method Download PDFInfo
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- CN109303589A CN109303589A CN201811186677.3A CN201811186677A CN109303589A CN 109303589 A CN109303589 A CN 109303589A CN 201811186677 A CN201811186677 A CN 201811186677A CN 109303589 A CN109303589 A CN 109303589A
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- binding clip
- clip arm
- medical tissue
- engaging section
- guide rail
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00818—Treatment of the gastro-intestinal system
-
- 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
-
- 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
- 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
- A61B2017/2947—Pivots
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- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Ophthalmology & Optometry (AREA)
- Heart & Thoracic Surgery (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention is clamped about a kind of medical tissue and its application method, and medical tissue pincers include outer tube, and distal end is connected with pedestal, the junction with pedestal is provided with binding clip arm, can form opening between binding clip arm and pedestal, proximal end is connected with the distal end of rail portion;Transmission Part, distal end are connected with binding clip arm proximal end, and proximal end is connected after passing through outer tube with sliding part;Sliding part can be slided independently in rail portion, the opening size by sliding control binding clip arm relative to pedestal, so that opening opens and closes independently of one another;Rail portion is equipped with guide rail sticking department, and sliding part is equipped with slide lock portion, and slide lock portion and guide rail sticking department can realize disengaging and locking, so that the fixation and positioning that control binding clip arm without maintaining its state manually.Medical tissue pincers are easily operated, and the difficulty of wound suture can be effectively reduced, and improve success rate of operation.
Description
Technical field
The present invention relates to a kind of medical instrument, especially a kind of alimentary canal surgical instrument.
Background technique
In recent years, with the rapid development of endoscope diagnosis and treatment, digestive system such as intestines, stomach perforation can also be with the help of scope
It is directly closed, exempts the wound that patient is performed the operation.For scope perforation diagnosis and treatment, currently used hemostatic fashion is hemostasis pinching
Blood, but since existing hemostatic clamp opening size is relatively small, be difficult when being closed for the biggish surface of a wound or Alimentary Tract Perforation
Accomplish that quick-acting haemostatic powder or folder close, in emergency circumstances even relies only on abdominal, created with the help of surgeon
Face hemostasis or suture operation;Not only the surface of a wound big recovery time is long for abdominal, and time and economic cost are also relatively high.
Apparatus for ligating currently on the market, if pocket ring needs multiple hemostasis clip means of complementary annular to clamp surface of a wound edge, from
And the surface of a wound is tightened, ratio that is big because of the surface of a wound when tightening the surface of a wound, causing hemostatic clamp to fall into the surface of a wound hemostatic clamp increases more.
This mode not only wastes certain medical resource, also increases the pain and financial burden of patient.
Therefore it is badly in need of wanting a kind of instrument of big opening come such issues that assist, and solve.
Summary of the invention
In view of aforementioned the shortcomings of the prior art, the present invention provides a kind of medical tissue pincers, has opening big and clamps
Long advantage is insisted on, the big surface of a wound of alimentary canal fast and effeciently can be reduced into the lesser surface of a wound, so that the suture of the larger surface of a wound
Difficulty reduces.In addition to this, the present invention is also able to achieve single armed control, and can be locked binding clip arm using the self-locking function of sliding part
It is scheduled on clamp position, without clamping manually, achievees the purpose that simplify operation.
In order to reach above-mentioned goal of the invention, the technology used in the present invention means are to design a kind of medical tissue pincers, packet
Contain
A kind of medical tissue pincers, which is characterized in that the medical tissue pincers include: outer tube, are had proximally and distally, close
End is connected with the distal end of rail portion, and distal end is connected with pedestal, and binding clip arm, including first are equipped at the two sides of the pedestal
Binding clip arm and the second binding clip arm, the first binding clip arm and the second binding clip arm can form opening between pedestal respectively;It passes
Defeated part, including the first Transmission Part and the second Transmission Part, first Transmission Part and the second Transmission Part distal end can be respectively with described the
One binding clip arm is connected with the proximal end of the second binding clip arm, passes through the outer tube, and proximal end is sliding with the first of sliding part respectively
Dynamic portion is connected with the second sliding part, wherein first sliding part and the second sliding part can be independently sliding in the rail portion
It is dynamic, the opening size of the first binding clip arm and the second binding clip arm relative to pedestal is independently controlled by sliding, so that the opening
It opens and closes independently of one another, the picked up tissue that is open can be clamped and be tightened respectively;The rail portion is equipped with and leads
Rail sticking department, the sliding part are equipped with slide lock portion, and the guide rail sticking department and the slide lock portion can be achieved to be detached from
With locking, to control the positioning and fixation of the first binding clip arm and the second binding clip arm respectively.
It is an advantage of the current invention that be able to achieve dual openings using arm structure, quickly by the big surface of a wound of alimentary canal be reduced into compared with
The small surface of a wound;Two binding clip arm configurations of the invention are symmetrical, do not interfere with each other, are able to achieve single armed control;The present invention also uses a kind of spy
Some self-locking structures, when sliding part is without external force, guide rail sticking department and slide lock portion are in the lock state, the first sliding
Portion and the second sliding part and its corresponding first binding clip arm and the second binding clip arm will be locked;When binding clip arm needs to open,
The first sliding part and/or the second sliding part are pushed, slide lock portion and guide rail sticking department will be in disengaged position at this time, pass through cunning
Dynamic movement of the portion in rail portion controls the folding of angle and each binding clip arm that each binding clip arm opens.It in addition can benefit
Binding clip arm is locked in the folding condition of needs without maintaining manually with the self-locking function.
Preferably, the medical tissue pincers, the guide rail sticking department are guide rail engaging section, and the slide lock portion is pressing
Engaging section, the guide rail engaging section and pressing engaging section can realize disengaging and engagement, to control the first binding clip arm respectively
With the positioning and fixation of the second binding clip arm.
Preferably, the medical tissue pincers, the pressing engaging section include pressing piece and spring element, are pushed when by external force
The pressing engaging section and the guide rail engaging section, which are realized, when pressing piece is detached from;It is described when no external force pushes the pressing piece
Pressing engaging section and guide rail engaging section are in meshing state always.
Preferably, the medical tissue clamps, and two sides corresponding with the first binding clip arm and the second binding clip arm are each on the pedestal
Equipped at least one boss.The quantity of boss be both sides at least one, quantity is not limited at this.The shape of boss can be with
For triangle, the shapes such as rectangle are not limited herein.The purpose of boss is to enable middle base to play better anchoring
Effect auxiliarily clamps the tissue of gastrointestinal tract large perforation respective side, improves and clamps to gastrointestinal tract large perforation respective side tissue
Reliability, avoid the tissue accidental release of gastrointestinal tract large perforation side.
Preferably, in boss corresponding position on the inside of the medical tissue pincers, the first binding clip arm and the second binding clip arm
The concave station of corresponding number is set, and the shapes and sizes of the concave station recess are consistent with the shapes and sizes that boss protrudes.
Preferably, medical tissue pincers, in order to avoid the endoscope of cooperation operation is impaired, the pedestal is equipped with anchor
Outer profile is in approximate circle after fixed end, the anchored end and binding clip arm distal end are closed.
Preferably, medical tissue pincers, the outer tube are double lumen tube, and the first transmission assembly can pass through the one of double lumen tube
A channel, the second transmission assembly can pass through another channel of double lumen tube.
Preferably, medical tissue pincers, also include internal plastic tube between the outer tube and Transmission Part, and the internal plastic tube is
Single lumen catheter or double lumen tube, first Transmission Part and the second Transmission Part pass through the internal plastic tube, and the outer tube accommodates the interior modeling
Pipe.
Preferably, medical tissue pincers, the opening is multiple openings that quantity is greater than two, and is had corresponding
The rail portion and the sliding part and the transmission assembly, realize the opening and closing of the opening.
The present invention also provides a kind of application methods of medical tissue pincers, and medical tissue pincers are led to by one of endoscope
Then the pedestal is anchored to the proper site of the surface of a wound by road, push the first binding clip arm to be flared to suitable openings of sizes, clamp
Wherein the surface of a wound on one side and tightening is closed, slide lock portion and the locking of guide rail sticking department are simultaneously self-locking at this time, thus the first binding clip arm
It is locked;Mobile endoscope insertion end makes the second binding clip arm clamp and tighten another side in the same manner to surface of a wound another side
The surface of a wound is completed the original larger surface of a wound becoming two small surface of a wound.
The present invention provides a kind of medical tissue pincers, which can quickly and efficiently reduce the big surface of a wound of alimentary canal
For the lesser surface of a wound, cooperation commonly uses hemostatic clamp product to suture the small surface of a wound;The dual openings characteristic and lasting clamping of product
Power can adapt to all kinds of gastrointestinal tract acute bleedings, fistula, crack, perforation make it possible the rapid suture of the larger surface of a wound.
Detailed description of the invention
Fig. 1 is the overall schematic of an alternate embodiment of the present invention binding clip both arms opening state;
Fig. 2 is an alternate embodiment of the present invention binding clip single armed opening state schematic diagram;
Fig. 3 is the overall structure of the explosion figure of an alternate embodiment of the present invention;
Fig. 4 a is the binding clip cross-sectional view of closed state of the present invention;
Fig. 4 b is the binding clip top view of closed state of the present invention;
Fig. 5 a, Fig. 6 a are alternative embodiment operating part structure explosive views of the present invention;
Fig. 5 b, Fig. 6 b are alternative embodiment operation portion overall structure figures of the present invention;
Fig. 7 a is that an alternate embodiment of the present invention slide lock portion and guide rail sticking department are detached from schematic diagram;
Fig. 7 b is an alternate embodiment of the present invention slide lock portion and guide rail sticking department locking schematic diagram.
Symbol description
11 pedestal, 111 anchored end
112 boss, 12 binding clip arm
12a the first binding clip arm 12b the second binding clip arm
121 13 transmission assemblies of binding clip arm distal end
13a the first transmission assembly the second transmission assembly of 13b
21 internal plastic tube, 22 outer tube
23 connector, 231 sheath
232 attachment cap, 31 rail portion
311 guide rail engaging section the first guide rails of 31a
32 pressing piece of the second guide rail of 31b
321 pressing 33 spring elements of engaging section
34 the first sliding parts of sliding part 34a
34b the second sliding part 34c first handle
The female slider of 34d second handle 341
Slot on 342 sub- 3411 sliders of slider
35 locating piece, 36 propelling piece
37 proximal handle parts
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.Scope of the present application is not limited by these embodiments, is being subject to the range applied for a patent.And
To provide clearer description and enable to be familiar with the application content that this those skilled in the art understands the application, illustrate in each section it is simultaneously different
Fixed to draw according to its opposite size, the ratio regular meeting of certain sizes and other scale dependents is highlighted and the exaggeration that seems, and not
Related or unessential detail section is not also drawn completely, in the hope of the succinct of diagram.
Fig. 1 to Fig. 3 gives medical tissue of the invention and clamps a kind of structural schematic diagram of embodiment and the open shape of binding clip
State schematic diagram, Fig. 4 a and Fig. 4 b are the cross-sectional view and top view of binding clip closed state of the invention.Medical tissue pincers of the invention
Including outer tube 22, has proximally and distally, there is elasticity and crushing resistance, the distal end of outer tube 22 can be connected with pedestal 11, two
A binding clip arm 12a, 12b are rotatably connect with pedestal 11, are had and are stretched with the distal end Transmission Part 13a, 13b of compression strength respectively
It is connected with the binding clip arm proximal end 12a, 12b, Transmission Part 13a, 13b may pass through outer tube 22, the proximal end of Transmission Part 13a, 13b and operation portion
Sliding part 34 be connected, operation portion includes rail portion 31 and sliding part 34, and grasping part, grasping part can be also equipped on sliding part 34
Binding clip arm 12a, 12b can be opened to a direction movement, movement can close binding clip arm 12a, 12b in the opposite direction, i.e., sliding
Portion 34 is moved towards the proximal end of outer tube 22 mobile openable binding clip arm 12a, 12b.
Two binding clip arms 12a, 12b can be hinged and connected with pedestal 11 to be connect, and is arranged symmetrically in 11 two sides of pedestal, two
A binding clip arm 12a, 12b can be rotated in radial directions relative to the axis of medical tissue clamp device of the invention.Transmission Part
The distal end 13a, 13b is each passed through the binding clip arm proximal end 12a, 12b to realize the rotation connection with binding clip arm, Transmission Part 13a, 13b
Proximal end penetrate in outer tube 22.In order to enable pedestal 11 and two binding clip arms 12a, 12b can be played preferably in the course of work
Anchoring effect, preferably clamping gastrointestinal tract large perforation tissue, improve the reliability clamped to gastrointestinal tract large perforation tissue, avoid stomach
The tissue accidental release of enteron aisle large perforation, pedestal 11 and the upper settable corresponding a certain number of convex-concaves of binding clip arm 12a, 12b
Structure.In diagram 4a, pedestal 11 is equipped with 4 boss 112, and boss 112 is rectangle, and the quantity of boss 112 is left and right two
Each two of side, the shape and quantity of boss 112 are not limited with above-mentioned, and boss 112 is only wanted to protrude relative to middle base pedestal, are risen
It is acted on to anchoring.In order to agree with pedestal 11 and binding clip arm 12a, 12b can, correspondingly with 112 position pair of pedestal boss
The groove for the settable corresponding number in the position binding clip arm 12a, 12b answered.In addition such as Fig. 4 b, anchored end can be equipped on pedestal 11
111, the shape of anchored end 111 can according to need design, so that can shape after 121 closure of anchored end 111 and binding clip arm distal end
At an approximate circle outer profile, so that the endoscope of protection cooperation operation is not damaged, and during entering enteron aisle
Do not damage enteron aisle.
Transmission Part 13a, 13b is inserted into outer tube 22, in order to not interfered between internal Transmission Part 13a, 13b, outer tube
22 can be designed as double cavity structure.Transmission Part 13a in order to prevent, 13b are wound in outer tube 22, outer tube 22 and Transmission Part
It also may include internal plastic tube 21 between 13a, 13b, outer tube 22 is single cavity structure at this time, and internal plastic tube 21 can be single lumen catheter or two-chamber
Pipe, Transmission Part 13a, 13b penetrate internal plastic tube 21, are loaded into outer tube 22.Then outer tube 22 is packed into connector 23, connection
Part includes attachment cap 232 and sheath 231, and attachment cap 232 is connected with sheath 231, is then packed into outer tube 22 wherein, connector
23 proximal ends are connected with operation portion distal end, so that Transmission Part 13a, 13b enter operation portion, and then and operation portion by connector 23
It is connected, operation portion is by carrying out operation to Transmission Part 13a, 13b to control the opening and closing of binding clip arm 12a, 12b.
Operation portion includes rail portion 31 and sliding part 34, two distal ends guide rail 31a, 31b of rail portion 31 and connector 23
It is connected, two proximal ends guide rail 31a, 31b link together, and can be equipped with grasping part, such as handle thereon.On two guide rails 31a, 31b
It is respectively equipped with sliding part 34, i.e. the first sliding part 34a and the second sliding part 34b, the first sliding part 34a and the second sliding part 34b
It can be respectively relative to guide rail 31a, 31b sliding, sliding part 34 includes propelling piece 36, locating piece 35, female slider 341, son cunning
Movable plate 342, pressing piece 32 and spring element 33, Transmission Part 13a, 13b are connect with 36 one end of propelling piece, the other end of propelling piece 36 with
Locating piece 35 connects, then locating piece 35 is packed into slot 3411 on the slider on female slider 341, then by pressing piece 32 and bullet
Power part 33 is packed on female slider 341, and finally sub- slider 342 is buckled on female slider 341.May be used also on sliding part 34
Equipped with grasping part, such as handle, grasping part can open binding clip arm 12a, 12b to a direction movement, and movement can in the opposite direction
To close binding clip arm 12a, 12b, i.e. sliding part 34 moves openable binding clip arm 12a, 12b towards outer tube 22.First sliding part 34a
It can be slided respectively relative to guide rail 31a, 31b with the second sliding part 34b, and manipulate transmission assembly 13a, 13b respectively, thus point
Not Kong Zhi binding clip arm 12a, 12b, i.e. the first sliding part 34a can slide along the first guide rail 31a, thus control its ipsilateral first
Transmission assembly 13a individually controls the first binding clip arm 12a open or close in turn;Second sliding part 34b can be along the second guide rail 31b
Sliding, to control its second ipsilateral transmission assembly 13b and then individually control the second binding clip arm 12b open or close.
Operation of the present invention portion is also able to achieve positioning and self-locking function.It realizes that the process of positioning and self-locking function is as follows:
Slide lock portion is set on sliding part 34, guide rail sticking department is set in rail portion 31.It is sliding in the embodiment that the present invention is given
Dynamic sticking department is pressing engaging section, and guide rail sticking department is guide rail engaging section, and slide lock portion and guide rail sticking department can also use
Other forms, can be with as long as being able to achieve locking and detachment function.Slide lock portion is pressing engaging section comprising spring element 33
With pressing piece 32, it is guide rail engaging section that guide rail, which locks position, and pressing engaging section can be engaged and be detached from guide rail engaging section 311.
In implementation process, when applying active force in pressing piece 32, pressing piece 32 is pushed, and is pressed engaging section at this time and is engaged with guide rail
Portion 311 is mutually disengaged, and sliding part 34 can be slided freely in rail portion 31, can pass through the remote of 34 moving distance of sliding part
The nearly size to control medical calm opening.When no longer applying pressure to pressing piece 32, spring element 33 will be because elastic force effect will
Push pressing piece 32 that pressing engaging section is engaged with the realization of guide rail engaging section 311, sliding part 34 at this time just positions here,
To realize the positioning of binding clip arm 12.Medical tissue pincers of the invention use distinctive mechanical self-latching structure, can control distal end
Side binding clip arm, and when tissue forceps is in state without external force, sliding part 34 stands at this time and press engaging section with
Guide rail engaging section 311 is in engagement locking state;When binding clip arm 12 needs to open, single armed or both arms pressing piece 32 is pushed to make
Pressing engaging section and guide rail engaging section 311 are in discrete state, sliding part are pushed, so that binding clip arm be opened.Doctor of the invention
It can according to need the folding of individually control side binding clip arm with tissue forceps, and fixed position can be located at and do not needed
Manually control its positioning.
Fig. 1-Fig. 3 is the first embodiment of the present invention, and the guide rail 31a, 31b of rail portion are pressed equipped with guide rail engaging section 311
Pressure engaging section includes the pressing piece 32 and spring element 33 on female slider 341, presses engaging section and guide rail engaging section 311 can
To engage or be detached from, to realize positioning and the self-locking function of sliding part.The present embodiment is able to achieve singlehanded manipulation, implementation process
As follows: the grasping part of operation portion is designed as handle arrangement, and three thumb, index finger and middle finger fingers respectively penetrate the handle of operation portion
Three holes in, wherein thumb penetrates in proximal handle part 37, index finger penetrate diagram second handle 34d in, middle finger penetrates diagram
In first handle 34c.Where sliding part 34a and second handle 34d where the first handle 34c of medical tissue pincers of the present invention
Sliding part 34b can be separated and individually be slided, and control two sides binding clip the arm 12a and 12b of medical tissue pincers, second handle 34d respectively
By driving the motion control binding clip arm 12b folding of Transmission Part 13b, the movement control that first handle 34c passes through driving Transmission Part 13a
Binding clip arm 12a folding processed.If individually pushing middle finger, only binding clip arm 12a is opened, and opening state as shown in Fig. 2, if push away simultaneously
Dynamic index finger and middle finger, then left side binding clip arm 12b and right side binding clip arm 12a can be opened simultaneously, and opening state is as shown in Figure 1.This hair
Bright medical tissue pincers use distinctive mechanical self-latching structure, can control distal end side binding clip arm, and when tissue forceps is in
When state without external force, sliding part 34 stands at this time and presses engaging section and guide rail engaging section 311 is in engagement locking shape
State;When binding clip arm 12 needs to open, single armed or both arms pressing piece 32 is pushed to press at engaging section and guide rail engaging section 311
In discrete state.By guide rail engaging section 311, spring element 33, specific unidirectional self-lock structure design between pressing piece 32, so that
Medical tissue pincers can be positioned at suitable position when in use, while binding clip arm 12a, 12b open-mouth ruler is controlled by positioning
Very little size, realization enduringly clamp.
Fig. 5 a, 5b, 6a, 6b is other two embodiment of the invention, and working principle is identical with the first embodiment.In fact
It is as follows to apply process: the grasping part of operation portion is set as handle arrangement, and a hand holds proximal handle part 37, another hand pressing the
Pressing piece 32 in one sliding part 34a or the second sliding part 34b, presses engaging section at this time and guide rail engaging section 311 is detached from, sliding
Portion 34 can be moved relative to rail portion 31.The the first sliding part 34a and the second sliding part 34b of medical tissue pincers of the present invention can
With separately individually activity, the folding of medical tissue pincers the first binding clip arm 12a and the second binding clip arm 12b is controlled respectively.If pressing the
The pressing piece 32 of one sliding part 34a, and the first sliding part 34a is pushed simultaneously, the first binding clip arm 12a is opened at this time;If pressing the
The pressing piece 32 of two sliding part 34b, and the second sliding part 34b is pushed simultaneously, the second binding clip arm 12b is opened at this time.When stopping is pressed
When pressure, spring element 33 will push pressing piece 32 that pressing engaging section is engaged with the realization of guide rail engaging section 311 because elastic force acts on,
Sliding part 34 will be positioned in this at this time, and then realize the positioning function to binding clip arm 12.
Fig. 7 a is the pressing engaging section of first embodiment of the invention and guide rail engaging section 311 is detached from schematic diagram, and Fig. 7 b is this
The pressing engaging section and 311 mesh schematic representation of guide rail engaging section of invention first embodiment.When applying active force to pressing piece, press
Pressure engaging section will be disengaged from guide rail engaging section 311, as shown in Figure 7a, can push sliding part 34 at this time, sliding part 34 can led
It is free to slide in rail portion 31, to control the opening angle of binding clip arm 12;When there is no external force, engaging section and guide rail are pressed
Engaging section 311 will be in meshing state, and as shown in Figure 7b, sliding part 34 will be fixed relative to rail portion 31 at this time, binding clip arm 12
Also it fixes, realizes the fixation and positioning function to binding clip arm 12.
Medical tissue pincers of the invention, which are more than described in embodiment, to be had there are two opening, can also have opening
Quantity is greater than two multiple openings.In order to realize three or four or more openings, it is only necessary to which matching design is led accordingly
Rail portion and sliding part and Transmission Part can be realized.
Major function of the present invention in the normal ESD gastric operation of progress is as follows: needing to carry out larger surface of a wound closure
Operation when, in place by the surface of a wound folder close, so that the big surface of a wound is become two small surface of a wound.Specific steps are as follows: first
It carries out routine to prepare into mirror, tissue forceps of the invention is passed through to a channel of endoscope, pedestal 11 is then anchored to the surface of a wound
Proper site, wherein one side binding clip arm 12a is flared to suitable openings of sizes for promotion, clamps the wherein surface of a wound on one side and tightening,
When stop push when, press engaging section 321 and guide rail engaging section 311 engagement and it is self-locking, so that binding clip arm 12a is locked.It is mobile
Scope insertion end clamps binding clip arm 12b and tightens the another side surface of a wound, completion will be former to surface of a wound another side
The larger surface of a wound come becomes two small surface of a wound.Conventional hemostatic clamp is entered by another channel of endoscope at this time, it successively will be lesser
The surface of a wound is sutured, until all suture this medical tissue of backed off after random clamps the surface of a wound.It, can be in tissue forceps in order to perform the operation more smoothly
Both sides first respectively plus a hemostatic clamp, conventional surface of a wound closure operation is carried out after the pincers that withdraw from an organization again.
The present invention only needs to cooperate conventional hemostatic clamp, can complete the closure of the big surface of a wound, can be improved digestive endoscope
The quality of operation shortens operating time, has the advantages of simple to operate, stabilized structure.
The above is only the preferred embodiment of the present invention, not does limitation in any form to the present invention, though
So the present invention is disclosed above with preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, in the range of not departing from technical solution of the present invention, when the technology contents using the disclosure above make a little change or repair
Decorations are the equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, technology according to the present invention are real
Matter any simple modification, equivalent change and modification to the above embodiments, still fall within the range of technical solution of the present invention
It is interior.
Claims (10)
1. a kind of medical tissue pincers, which is characterized in that the medical tissue pincers include: outer tube, are had proximally and distally, proximal end
It is connected with the distal end of rail portion, distal end is connected with pedestal, and binding clip arm, including the first pincers are equipped at the two sides of the pedestal
Head arm and the second binding clip arm, the first binding clip arm and the second binding clip arm can form opening between pedestal respectively;Transmission
Part, including the first Transmission Part and the second Transmission Part, first Transmission Part and the second Transmission Part distal end can be respectively with described first
Binding clip arm is connected with the proximal end of the second binding clip arm, passes through the outer tube, and proximal end is slided with the first of sliding part respectively
Portion is connected with the second sliding part, wherein first sliding part and the second sliding part can be independently sliding in the rail portion
It is dynamic, the opening size of the first binding clip arm and the second binding clip arm relative to pedestal is independently controlled by sliding, so that the opening
It opens and closes independently of one another, the picked up tissue that is open can be clamped and be tightened respectively;The rail portion is equipped with and leads
Rail sticking department, the sliding part are equipped with slide lock portion, and the guide rail sticking department and the slide lock portion can be achieved to be detached from
With locking, to control the positioning and fixation of the first binding clip arm and the second binding clip arm respectively.
2. medical tissue pincers according to claim 1, which is characterized in that the guide rail sticking department is guide rail engaging section, institute
Slide lock portion is stated as pressing engaging section, the guide rail engaging section and pressing engaging section can realize disengaging and engagement, thus respectively
Control the positioning and fixation of the first binding clip arm and the second binding clip arm.
3. medical tissue pincers according to claim 2, which is characterized in that the pressing engaging section includes pressing piece and elastic force
Part, when pushing pressing piece by external force, the pressing engaging section and the guide rail engaging section, which are realized, is detached from;When no external force pushes
When the pressing piece, the pressing engaging section and guide rail engaging section are in meshing state always.
4. medical tissue pincers according to claim 1, which is characterized in that clamped on the pedestal with the first binding clip arm and second
The corresponding two sides of head arm are respectively provided at least one boss.
5. medical tissue pincers according to claim 4, which is characterized in that on the inside of the first binding clip arm and the second binding clip arm
In the concave station of boss corresponding position setting corresponding number, the shapes and sizes of concave station recess and the shape of boss protrusion and
It is in the same size.
6. medical tissue pincers according to claim 1, which is characterized in that the pedestal is equipped with anchored end, the anchoring
Outer profile is in approximate circle after end and binding clip arm distal end are closed.
7. medical tissue pincers according to claim 1, which is characterized in that the outer tube is double lumen tube, the first transmission assembly
It can pass through another channel of double lumen tube by a channel of double lumen tube, the second transmission assembly.
8. medical tissue pincers according to claim 1, which is characterized in that also include interior modeling between the outer tube and Transmission Part
Pipe, the internal plastic tube are single lumen catheter or double lumen tube, and first Transmission Part and the second Transmission Part pass through the internal plastic tube, described outer
Tube capacity receives the internal plastic tube.
9. medical tissue according to claim 1 pincers, which is characterized in that the opening is that multiple greater than two of quantity open
Mouthful, and the opening and closing that there is the corresponding rail portion and the sliding part and the Transmission Part to realize the opening.
10. a kind of application method applied to medical tissue according to any one of claims 1 to 9 pincers, which is characterized in that will
Medical tissue pincers pass through a channel of endoscope, then the pedestal is anchored to the proper site of the surface of a wound, push the first pincers
Head arm is flared to suitable openings of sizes, clamps the wherein surface of a wound on one side and closes tightening, at this time slide lock portion and guide rail lock
Determine portion locking and it is self-locking, so that the first binding clip arm is locked;Mobile endoscope insertion end makes in the same manner to surface of a wound another side
It obtains the second binding clip arm and clamps and tighten the another side surface of a wound, complete the original larger surface of a wound becoming two small surface of a wound.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109805986A (en) * | 2019-03-21 | 2019-05-28 | 南京微创医学科技股份有限公司 | A kind of medical multijaw pincers |
CN109953800A (en) * | 2019-05-05 | 2019-07-02 | 南京微创医学科技股份有限公司 | A kind of chute-type multi-arm folder |
CN113081177A (en) * | 2020-04-14 | 2021-07-09 | 奥林巴斯株式会社 | Clamp device and method for connecting clamp and power transmission member |
WO2024053083A1 (en) * | 2022-09-09 | 2024-03-14 | オリンパス株式会社 | Grasping forceps and suture method |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013000678A1 (en) * | 2011-06-29 | 2013-01-03 | Wuertz Johann | Surgical instrument |
KR101385942B1 (en) * | 2013-08-20 | 2014-04-16 | 최동열 | Biopsy forceps for endoscope |
CN104586444A (en) * | 2014-12-17 | 2015-05-06 | 中国人民解放军第一七五医院 | Endoscopic grasper for closing digestive tract perforation |
CN106725640A (en) * | 2017-01-24 | 2017-05-31 | 南京法迈特科技发展有限公司 | Can storage type surface mucous biopsy forceps through scope |
CN209422036U (en) * | 2018-10-12 | 2019-09-24 | 南京微创医学科技股份有限公司 | A kind of medical tissue pincers |
-
2018
- 2018-10-12 CN CN201811186677.3A patent/CN109303589A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013000678A1 (en) * | 2011-06-29 | 2013-01-03 | Wuertz Johann | Surgical instrument |
KR101385942B1 (en) * | 2013-08-20 | 2014-04-16 | 최동열 | Biopsy forceps for endoscope |
CN104586444A (en) * | 2014-12-17 | 2015-05-06 | 中国人民解放军第一七五医院 | Endoscopic grasper for closing digestive tract perforation |
CN106725640A (en) * | 2017-01-24 | 2017-05-31 | 南京法迈特科技发展有限公司 | Can storage type surface mucous biopsy forceps through scope |
CN209422036U (en) * | 2018-10-12 | 2019-09-24 | 南京微创医学科技股份有限公司 | A kind of medical tissue pincers |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109805986A (en) * | 2019-03-21 | 2019-05-28 | 南京微创医学科技股份有限公司 | A kind of medical multijaw pincers |
CN109953800A (en) * | 2019-05-05 | 2019-07-02 | 南京微创医学科技股份有限公司 | A kind of chute-type multi-arm folder |
WO2020224262A1 (en) * | 2019-05-05 | 2020-11-12 | 南微医学科技股份有限公司 | Slide slot type multi-arm clamp |
CN109953800B (en) * | 2019-05-05 | 2023-10-10 | 南微医学科技股份有限公司 | Chute type multi-arm clamp |
CN113081177A (en) * | 2020-04-14 | 2021-07-09 | 奥林巴斯株式会社 | Clamp device and method for connecting clamp and power transmission member |
WO2024053083A1 (en) * | 2022-09-09 | 2024-03-14 | オリンパス株式会社 | Grasping forceps and suture method |
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Address after: 210032 10 hi tech three road, hi tech Industrial Development Zone, Pukou District, Nanjing, Jiangsu Applicant after: Nanwei Medical Technology Co., Ltd Address before: 210032 10 hi tech three road, hi tech Industrial Development Zone, Pukou District, Nanjing, Jiangsu Applicant before: Micro-Tech (Nanjing) Co., Ltd. |