CN110051391A - A kind of endoscope operation instruments - Google Patents
A kind of endoscope operation instruments Download PDFInfo
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- CN110051391A CN110051391A CN201910489341.2A CN201910489341A CN110051391A CN 110051391 A CN110051391 A CN 110051391A CN 201910489341 A CN201910489341 A CN 201910489341A CN 110051391 A CN110051391 A CN 110051391A
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- tube
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- proximal tube
- proximal
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- 230000007246 mechanism Effects 0.000 claims abstract description 76
- 230000009471 action Effects 0.000 claims abstract description 42
- 239000002775 capsule Substances 0.000 claims description 25
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 4
- 244000152100 Sorbus torminalis Species 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 10
- 230000002439 hemostatic effect Effects 0.000 description 14
- 230000033001 locomotion Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000001356 surgical procedure Methods 0.000 description 5
- 230000000740 bleeding effect Effects 0.000 description 4
- 210000003811 finger Anatomy 0.000 description 4
- 238000001574 biopsy Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229940030225 antihemorrhagics Drugs 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000002674 endoscopic surgery Methods 0.000 description 1
- 230000000025 haemostatic effect Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00367—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/0046—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable
- A61B2017/00469—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable for insertion of instruments, e.g. guide wire, optical fibre
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
Abstract
The application provides a kind of endoscope operation instruments, comprising: operation silk, outer tube, rotating mechanism and action piece.Wherein, the outer tube further comprises proximal tube and distal tube, and rotating mechanism is arranged between proximal tube and distal tube.The internal slide attended operation silk of rotating mechanism so that operation silk is rotated with rotating mechanism, and can move in the rotating mechanism.In practical application, the angle of action piece can be adjusted by rotating handle by nurse；Operation silk rotation can also be driven to reduce operation difficulty to adjust the angle of action piece, be conducive to implement accurate rotation process by rotation proximal tube or rotating mechanism by operation implementer.
Description
Technical field
This application involves the field of medical instrument technology more particularly to a kind of endoscope operation instruments.
Background technique
Alimentary canal instrument refers to the alimentary canal for being able to enter patient, implements the instrument of internal surgical procedure, such as snare, only
Blood folder, biopsy forceps or foreign body forceps etc..Alimentary canal instrument in practical applications, needs doctor from vitro operation, and passes through operation silk
Operational motion is transmitted, control is located at intracorporal instrument and implements surgical action.By taking hemostatic clamp as an example, generation when being closed using hemostatic clamp
Mechanical force, its surrounding tissue and bleeding vessel can be ligatured together, to be closed the blood vessel of bleeding, therefore hemostatic clamp is for group
The ligation ability knitted, directly affects surgical quality.
In order to effectively be operated, quick-acting haemostatic powder and prevention bleeding again, typical hemostatic clamp is in addition to having folder and closing function, greatly
Part thereof is also provided simultaneously with rotation function, and the tissue surface of a wound for needing to be closed is accurately aimed at when to use.Typical hemostatic clamp
Including handle, conduit, operation silk and clamping part.Wherein, handle connects clamping part by the operation silk that catheter interior is arranged, with
It controls clamping part by handle to be moved, handle is also flexibly connected with end of conduit, i.e., handle can be carried out relative to conduit
Rotation, to drive clamping part to be rotated in rotational handle.
But above-mentioned hemostatic clamp, during actual operation, rotation function is to implement rotation by the assistant for the implementation personnel that perform the operation
Turn operation, to drive operation silk rotation, realizes the rotation of clamping part.Therefore, blood vessel is closed or the surface of a wound reaches in order to accurately press from both sides
To efficient therapeutic efficiency, needing to perform the operation carries out close cooperation between implementer and assistant, but clinical patient and assistant at present
Cooperation can not often reach complete ideal effect, therefore it is existing to make up to be badly in need of a kind of hemostatic clamp for controlling rotation by patient
The deficiency of instrument.
Summary of the invention
This application provides a kind of endoscope operation instruments, with solve traditional alimentary canal instrument implement rotation process exist with
The problem of upper deficiency.
On the one hand, the application provides a kind of endoscope operation instruments, comprising: operation silk, outer tube, rotating mechanism and movement
Part, wherein the operation silk connects handle, to transmit surgical action；Outer tube includes proximal tube and distal tube, and the operation silk passes through
Wear the inside of the proximal tube and distal tube；Rotating mechanism, for connecting the proximal tube and distal tube, so that the proximal tube
It can be rotated relative to the distal tube；The distal portion of the distal tube, and the connection operation silk is arranged in action piece.
One end of the proximal tube is rotatably coupled with the handle, and the other end is fixedly connected with the close of the rotating mechanism
End；The internal slide of the rotating mechanism connects the operation silk, so that the operation silk is rotated with the rotating mechanism,
And it is moved in the rotating mechanism.
Optionally, the rotating mechanism includes the first driven member for being fixedly connected with the proximal tube, and is coated and fixed
The first special pipe on the operation silk outer surface；
First driven member is slidably connected first special pipe, to transmit rotating torque to first special pipe,
It and slide first special pipe can relative to first driven member.The length of first special pipe, is greater than or waits
In the farthest moving distance for controlling sliding block on handle.
Optionally, the rotating mechanism further includes the actuator being connected in the proximal end pipe outer wall, which can edge
Proximal tube slides axially, but mutually rotation cannot occur with proximal tube, and the actuator is cylindrical structure, the actuator
Outer circle wall is equipped with anti-skid chequer.
Optionally, the actuator includes driving capsule, pin shaft and positioning cap；
The driving capsule is the tubular structure being set in the proximal tube；The inner wall of the driving capsule is equipped with holding tank,
The pin shaft is arranged in the holding tank of the driving capsule；The end of the driving capsule is arranged in the positioning cap, so that described
Pin shaft is fixed on the outer wall of the proximal tube.
Optionally, the actuator further includes compressed spring, is set there are two described in a holding tank of the driving capsule
Pin shaft, the compressed spring are arranged between two pin shafts.
Optionally, the actuator is an integral structure with the first driven member and/or proximal tube.
It optionally, further include follower, the proximal tube is rotatably coupled the handle by the follower；
The follower includes the second driven member and the second special pipe；Second driven member is fixedly connected with the proximal end
Pipe；Second driven member is slidably connected second special pipe；Second special pipe is fixedly connected on the operation silk
Outer surface.
Optionally, the follower further includes the locking cap for being screwed onto the handle end；The proximal tube runs through institute
State the inside of locking cap；The inner core of the handle is equipped with cylindrical hole；Second driven member is arranged in the cylindrical hole, can
It is rotated in the cylindrical hole.
Optionally, the connection type between the rotating mechanism and the operation silk is key connection.
On the other hand, the application provides a kind of endoscope operation instruments, comprising: operates silk, outer tube, rotating mechanism and moves
Workpiece, wherein operation silk is for transmitting surgical action；Outer tube includes proximal tube and distal tube, and the operation silk is through described close
The inside of end pipe and distal tube；Rotating mechanism connects the proximal tube and distal tube；The end of the distal tube is arranged in action piece
Portion, and the connection operation silk.
The proximal end of the rotating mechanism is rotatably coupled the proximal tube, and the distal end of the rotating mechanism rotationally connects
Connect the distal tube；The internal slide of the rotating mechanism connects the operation silk, so that the operation silk is with the rotation
Mechanism rotation, and can be moved in the rotating mechanism.
From the above technical scheme, the application provides a kind of endoscope operation instruments, comprising: operation silk, outer tube, rotation
Mechanism and action piece.Wherein, the outer tube further comprises proximal tube and distal tube, and rotating mechanism setting is in proximal tube and far
Between end pipe.The internal slide attended operation silk of rotating mechanism, so that operation silk is rotated with rotating mechanism, and can be described
It is moved in rotating mechanism.In practical application, operation silk rotation is driven by rotation proximal tube or rotating mechanism, to adjust movement
The angle of part facilitates operation without rotational handle.It rotates, drops and it is possible to directly operate proximal tube by the implementer that performs the operation
Low operation difficulty is conducive to implement rotation process.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is a kind of structural schematic diagram of endoscope operation instruments of the application；
Fig. 2 is a kind of structural schematic diagram of rotating mechanism of the application；
Fig. 3 is the schematic cross-sectional view of the application actuator；
Fig. 4 is a kind of side structure schematic view of actuator of the application；
Fig. 5 is the side structure schematic view of the application another kind actuator；
Fig. 6 is the structural schematic diagram of the application follower；
Fig. 7 is the structural schematic diagram of the application another kind endoscope operation instruments.
Specific embodiment
Embodiment will be illustrated in detail below, the example is illustrated in the accompanying drawings.In the following description when referring to the accompanying drawings,
Unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Implement described in following embodiment
Mode does not represent all embodiments consistent with the application.It is only and be described in detail in claims, the application
The example of the consistent system and method for some aspects.
It is for ease of description, whole device merging intracorporal one end of people is referred to as remote in technical solution provided by the present application
End, this one end are mainly used for organizing and implementing surgical action；It is known as proximal end positioned at external one end, this one end is mainly used for performing the operation
Implementer operates.Unless otherwise stated, each so-called distal end of component is all proximate to one end of internal side, each portion to the application
The so-called proximal end of part all refers to close to one end of external side.
It is a kind of structural schematic diagram of endoscope operation instruments of the application referring to Fig. 1.
As shown in Figure 1 and Figure 2, endoscope operation instruments provided by the present application, comprising: handle 1, operation silk 2, outer tube 3, rotation
Rotation mechanism 4 and action piece 5.Wherein, handle 1 may include handle main body, sliding block and operation portion for implementing surgical action
Part.Handle main body inner core is equipped with cavity, to introduce the proximal end of operation silk 2.Sliding block can slide in handle main body, and pass through
The proximal end of sliding block attended operation silk 2 in handle main body, is moved with draw operations silk 2, and action piece 5 is driven to open and close
It closes.Operating member can be two annulus being arranged on sliding block, and the annulus being arranged on handle main body end, actually answer
In, two annulus on sliding block may be respectively used for two fingers of insertion, such as index finger and middle finger；Annulus on end is for inserting
Enter thumb, with the mobile sliding block of the strength mediated by finger.
Operation silk 2 connects the handle 1, to transmit surgical action.In technical solution provided by the present application, operation silk 2 connects
Sliding block on connecting handle 1, surgical action can be transmitted.For example, when operation implementer adjusts the slide position on handle 1, behaviour
Pulling force or thrust can be transmitted by making silk 2, so that action piece 5 generates corresponding on-off action.In addition, operation silk 2 can also transmit
Rotating torque, so that action piece 5 generates corresponding rotational action.The length of operation silk 2 should ensure that being capable of prolonging in vitro from patient
It extends in vivo, and is directed to different patients, different length specifications can also be possessed.Therefore, operation silk 2 can be multiply not
Become rusty wirerope made of steel wire wound, is also possible to monofilament, should carry out corresponding type selection according to actual needs.
As shown in Fig. 2, outer tube 3 includes proximal tube 31 and distal tube 32, the operation silk 2 is through the proximal tube 31 and far
The inside of end pipe 32.In technical solution provided by the present application, for the tool of outer tube 3 there are three effect, one is to guide operation silk 2 to enter to suffer from
In person's body；Secondly the operating member as rotation process silk 2；Thirdly for transmitting peripheral force and axial force.Therefore, outer tube 3 has
There are 32 two parts of proximal tube 31 and distal tube, wherein proximal tube 31 is during actual operation, outside the body of patient
Point, distal tube 32 extends to the internal of patient.Proximal tube 31 and distal tube 32 can be the identical plastic flexible pipe of material, and its
Inside is equipped with the support spring extended spirally, makes proximal tube 31 and distal tube 32 in the extruding by alimentary canal side wall tissue,
Tubulose state can still be maintained, avoid the movement for influencing internal components.
From the above technical scheme, endoscope operation instruments provided by the present application can by the distal portions of outer tube 3 with
Proximal part is split, i.e. proximal tube 31 and distal tube 32, allows the proximal tube 31 outside scope relative to distal tube
32 generate the freedom degree of rotation in circumferencial direction, and then communicate rotational motion to instrument central part by the proximal end of proximal tube 31
The operation silk 2 divided, and the action piece 5 of head part of apparatus is further passed to, so that action piece 5 is accurately rotated.
As shown in Figure 2 and Figure 3, rotating mechanism 4 is for connecting the proximal tube 31 and distal tube 32, so that the proximal tube
31 can rotate relative to the distal tube 32.In technical solution provided by the present application, rotating mechanism 4 plays the role of switching, i.e., logical
Crossing rotating mechanism 4 can make proximal tube 31 and distal tube 32 while being connected with each other, additionally it is possible to it rotates between each other,
Therefore, in actual operation, can entire outer tube 3 input patient it is internal after, by rotation be located at external proximal tube 31, band
Dynamic operation silk 2 is rotated, with the angle of final adjustment action piece 5.
In order to realize the above functions, in technical solution provided by the present application, as shown in Fig. 2, one end of the proximal tube 31
It is rotatably coupled with the handle 1, the other end is fixedly connected with the end of the rotating mechanism 4；The inside of the rotating mechanism 4
Be slidably connected the operation silk 2, so that the operation silk 2 is rotated with the rotating mechanism 4, and in the rotating mechanism 4
Interior movement.When practical application, as shown in Figure 1, sliding slot has can be set in the end of handle 1, the inside of proximal tube 31 is equipped with and cunning
The protrusion of slot correspondingly-shaped so that proximal tube 31 can connect the end position in handle 1, and can turn relative to handle 1
It is dynamic.The distal end of proximal tube 31 is fixedly connected with rotating mechanism 4, and by the operation silk 2 in 4 connecting tube of rotating mechanism, works as rotation
When turning proximal tube 31, the rotating torque acted in proximal tube 31 can be passed on rotating mechanism 4, and by rotating mechanism 4
Operation silk 2 is further passed to, so that operation silk 2 also rotates.
In the application, since rotating mechanism 4 can rotate relative to distal tube 32, in rotation proximal tube 31
When, distal tube 32 is to maintain motionless, i.e., rotary course not will receive patient's body tissue effect, will not be by endoscopic assistance
Pincers road influence.In addition, since using being slidably connected, i.e., rotating mechanism 4 can drive behaviour between rotating mechanism 4 and operation silk 2
The movement made silk 2 to be rotated, but operate silk 2 not will receive the limitation of rotating mechanism 4, therefore, technical side provided by the present application
In case, it can be realized and it is driven by proximal tube 31 under the premise of guaranteeing that the operation transmitting of silk 2 surgical action is unaffected
It is rotated.
The end of the distal tube 32, and the connection operation silk 2 is arranged in action piece 5.According to the hand of practical application
Art is different, and action piece 5 provided by the present application can also be different, for example, the action piece 5 can be snare, hemostatic clamp, biopsy
One of pincers, foreign body forceps or cutter.
From the above technical scheme, the application can also divide the distal portions of instrument outer tube 3 and proximal part
It cuts, and increases by a rotating mechanism 4 therebetween, this rotating mechanism 4 is relative to proximal tube 31 and distal tube 32 in circumferencial direction
There is the freedom degree of rotation, and the movement of rotation is passed to the operation silk 2 of instrument central part, and it is remote further to pass to instrument
The action piece 5 at end, so that action piece 5 be enable accurately to rotate.Therefore, operation implementer itself or assistant can pass through rotation
Turn the rotary motion that proximal tube 31 carrys out control action part 5, improves the convenience of instrumentation.
In order to realize the above functions, the rotating mechanism 4 includes the first driven member 41 for being fixedly connected with the proximal tube 31,
And the first special pipe 42 on operation 2 outer surface of silk is coated and fixed；First driven member 41 is slidably connected described
First special pipe 42 to transmit rotating torque to first special pipe 42, and makes first special pipe 42 can be relative to
First driven member 41 slides.
In practical application, the first driven member 41 can be middle part and set porose cylindrical structure, so that the first driven member 41
Can proximally pipe 31 end to tubular body extend.First special pipe 42 can be set in the outer surface of operation silk 2, and
It is fixed together, can rotate together with or move with operation silk 2.There is phase interworking between first driven member 41 and the first special pipe 42
The structure of conjunction, to transmit rotating torque.For example, the first special pipe 42 can be equipped with the pipe structure of strip bulge for outer wall, and
First driven member 41 is the tubular structure that inner wall is equipped with U-lag, and by between strip bulge and the cell wall of U-shaped groove
Restriction effect may be implemented the first driven member 41 and the first special pipe 42 driven to be rotated, and strip bulge and U-shaped groove it
Between opposite sliding can also be carried out along groove, therefore, can not influence to operate silk 2 it is mobile under the premise of, transmitted to operation silk 2
Rotating torque.
In the section Example of the application, the connection type between the rotating mechanism 4 and the operation silk 2 is key company
It connects, i.e., by modes such as flat key, wedge key splines, transmits rotating torque under the premise of guaranteeing and mutually sliding.Further
Ground, the cross sectional shape of the first special pipe 42 can also be " returning " font, the rule such as diamond shape or polygon or irregular shape, accordingly
The first driven member 41 also there is matched shape and structure, as long as it can transmit rotating torque, and guarantee mutually sliding
It is dynamic, it all can serve as the application and be slidably connected the technical solution that can be used.
Since in practical application, the first special pipe 42 need to generate sliding relative to the first driven member 41, and in surgical procedure
Maximum sliding distance is often identical according to the farthest moving distance for controlling sliding block on handle, therefore implements in the part of the application
In example, the length of first special pipe 42, more than or equal to the farthest moving distance for controlling sliding block on handle 1, i.e., on handle 1
During control sliding block slides into the other end from one end of handle 1, the first driven member 41 also be can satisfy from the first special pipe
42 one end runs to the other end so that the first special pipe 42 is in the course of surgery, will not because of surgical action and with first from
It generates and is separated from each other between moving part 41, guarantee going on smoothly for surgical procedure.
For the ease of implementing rotational action to proximal tube 31, in the section Example of the application, as shown in figure 3, described
Rotating mechanism 4 further includes the actuator 43 being fixedly connected on 31 outer wall of proximal tube, and the actuator 43 is cylindrical knot
The outer circle wall of structure, the actuator 43 is equipped with anti-skid chequer.In the present embodiment, actuator 43, which can be, is set in proximal tube 31
Cylindrical structure on outer wall, the implementer that can be used for performing the operation operation, and rotation is increased by the cylindrical structure of actuator 43
The arm of force during turning, to generate bigger rotating torque under the action of identical rotatory force.Furthermore it is also possible to pass through
Anti-skid chequer on actuator 43 reduces the slipping phenomenon in rotation process, to keep rotation process more accurate.
Further, as shown in figure 4, the actuator 43 includes driving capsule 431, pin shaft 432 and positioning cap 433.It is described
Driving capsule 431 is the tubular structure being set in the proximal tube 31；The inner wall of the driving capsule 431 is equipped with holding tank, described
Pin shaft 432 is arranged in the holding tank of the driving capsule 431；The end of the driving capsule 431 is arranged in the positioning cap 433,
So that the pin shaft 432 is fixed on the outer wall of the proximal tube 31.
In the present embodiment, driving capsule 431 can be made of plastics or soft plastic material, to improve the comfort level of operation
Proximal tube 31 can be enable by the interaction of pin shaft 432 and positioning cap 433 with the frictional force for increasing rotation process
As driving capsule 431 is rotated, i.e., in the case where keeping 31 script structure of proximal tube, realize actuator 43 and proximal tube 31
Between cooperation.Meanwhile it can also allow to drive capsule 431 in the same of transmitting rotating torque by pin shaft 432 and positioning cap 433
When, the play in proximal tube 31, to change the position of driving capsule 431, to adapt to the operating habit of different operation implementers.
In practical application, positioning cap 433 can be realized by buckle or latch structure between driving capsule 431 and be connected, and
With certain spring function pin shaft 432 to be compressed to the outer wall of proximal tube 31 or generates the active force of proximally 31 outer wall of pipe.
Further, as shown in figure 5, the actuator 43 further includes compressed spring 434, in a holding tank of the driving capsule 431
If the compressed spring 434 is arranged between two pin shafts 432 there are two the pin shaft 432.Pass through compressed spring 434
One-direction bearing structure can be formed in the inside of driving capsule 431, allow that capsule 431 is driven to slide relative to proximal tube 31, but not
It can be rotated relative to proximal tube 31.In addition, compressed spring 434 can also buffer turning moment, the delay of rotation is reduced.Make to rotate
Process is more steady.
It should be noted that the main function of actuator 43 is to carry out implementation rotation process, therefore due in this application
In the section Example of the application, the actuator 43 is an integral structure with the first driven member 41 and/or proximal tube 31.I.e.
In practical applications, modular construction can be simplified by integral structure, to improve the stability and reliability of entire instrument.
In addition, the other structures that this field can be associated based on features described above, such as actuator 43 and the first driven member 41, actuator
It 43 the case where being an integral structure with proximal tube 31 or actuator 43 and the first driven member 41 and proximal tube 31, belongs to
The protection scope of the application.
In the section Example of the application, as shown in fig. 6, the endoscope operation instruments further include follower 6, institute
It states proximal tube 31 and the handle 1 is rotatably coupled by the follower 6.The follower 6 includes the second driven member
61, the second special pipe 62；Second driven member 61 is fixedly connected with the proximal tube 31；Second driven member 61 is slidably connected
Second special pipe 62；Second special pipe 62 is fixedly connected on the outer surface of the operation silk 2.In the present embodiment, from
Motivation structure 6 can be similar to the structure of rotating mechanism 4, and acts on identical, is realized between proximal tube 31 and adjacent component
It can mutually rotate.
Further, the follower 6 further includes the locking cap 11 for being screwed onto 1 end of handle；The proximal tube
31 run through the inside of the locking cap 11；The inner core of the handle 1 is equipped with cylindrical hole 12；The setting of second driven member 61 exists
In the cylindrical hole 12, it can be rotated in the cylindrical hole 12.In practical application, follower 6 can realize proximal tube 31
Under the premise of rotatable, by being slidably connected on the position at 31 both ends of proximal tube with operation silk 2, proximal tube 31 can also be increased
Transmitting effect to torque, therefore improve the transmitting accuracy of rotational action.
The application also provides a kind of endoscope operation instruments, as shown in fig. 7, comprises: operation silk 2 is to transmit surgical action；
Outer tube 3 includes proximal tube 31 and distal tube 32, and the operation silk 2 runs through the inside of the proximal tube 31 and distal tube 32；Rotation
Mechanism 4 connects the proximal tube 31 and distal tube 32；The distal end of the distal tube 32, and connection institute is arranged in action piece 5
State operation silk 2；Wherein, the proximal end of the rotating mechanism 4 is rotatably coupled the proximal tube 31, the rotating mechanism 4 it is remote
End is rotatably coupled the distal tube 32；The internal slide of the rotating mechanism 4 connects the operation silk 2, so that the behaviour
Make silk 2 as the rotating mechanism 4 rotates, and can be moved in the rotating mechanism 4.
In the present embodiment, mutual rotation can not be generated between proximal tube 31 and distal tube 32, but passes through rotating mechanism 4
Operation silk 2 is driven to be rotated.In actual use, the position of 32 junction of proximal tube 31 and distal tube is arranged in rotating mechanism 4,
So that rotating mechanism 4, near the aperture position of endoscope channel, operating theatre staff can directly pass through rotation rotation
Mechanism 4 to apply turning moment to operation silk 2, and final control action part 5 carries out rotation process.
In technical solution provided by the present application, the use principles of the endoscope operation instruments closes the stomach surface of a wound and is to press from both sides
Example may include: that lower endoscope carries out conventional surface of a wound closure operation；One is taken out having assembled the endoscopic surgery device finished
Tool, the action piece 5 of the sliding block closed distal of light handle 1 of shaking hands, i.e. hemostatic clamp, penetrates endoscope channel for hemostatic clamp and send to the surface of a wound
Place, then driving handle sliding block open hemostatic clamp.If hemostatic clamp is in nonideality and need to be turned rapidly by the implementer that performs the operation at this time
Dynamic actuator 43 directly rotates proximal tube 31, to drive hemostasis clamp mechanism to do corresponding rotary motion, when rotation is extremely closed
Hemostatic clamp is discharged by assistant again when suitable position, device other parts are taken out from endoscope.In practical application, according to
Surface of a wound needs can continue to convey this device according to step as above until the surface of a wound is closed completely.
From the above technical scheme, the production of endoscope operation instruments provided by the present application and assembly technology are simple, fit
For the instrument of all kinds of needs rotation, such as rotatable snare, rotatable hemostatic clamp, the medical treatment such as rotatable biopsy forceps or foreign body forceps
Instrument.And it allows operation implementer that can independently rotate proximal tube 31 and drives the distal end bodies rotation such as operation silk 2 and action piece 5
Turn, reduces the fitness requirement performed the operation between implementer and assistant, shorten operating time, the completion of precise and high efficiency
Surgical procedure reduces patient's pain, greatly reduces patient because of the risks such as shock even death caused by long-time bleeding.
Similar portion cross-reference between embodiment provided by the present application, specific embodiment provided above is only
It is several examples under the total design of the application, does not constitute the restriction of the application protection scope.For those skilled in the art
For member, any other embodiment expanded without creative efforts according to application scheme all belongs to
In the protection scope of the application.
Claims (10)
1. a kind of endoscope operation instruments characterized by comprising
It operates silk (2), to transmit surgical action；
Outer tube (3), including proximal tube (31) and distal tube (32), the operation silk (2) is through the proximal tube (31) and distal end
Manage the inside of (32)；
Rotating mechanism (4), for connecting the proximal tube (31) and distal tube (32), so that the proximal tube (31) can be relative to
Distal tube (32) rotation；
Action piece (5), setting is in the distal end of the distal tube (32), and the connection operation silk (2)；
Wherein, one end of the proximal tube (31) is rotatably coupled with handle (1), and the other end is fixedly connected with the rotating mechanism
(4) proximal end；The internal slide of the rotating mechanism (4) connects the operation silk (2), so that the operation silk (2) is with institute
Rotating mechanism (4) rotation is stated, and is moved in the rotating mechanism (4).
2. endoscope operation instruments according to claim 1, which is characterized in that the rotating mechanism (4) includes fixed connects
The first driven member (41) of the proximal tube (31) is connect, and first be coated and fixed on described operation silk (2) outer surface is different
Shape pipe (42)；
First driven member (41) is slidably connected first special pipe (42), to turn to first special pipe (42) transmitting
Kinetic moment, and slide first special pipe (42) can relative to first driven member (41).
3. endoscope operation instruments according to claim 2, which is characterized in that the rotating mechanism (4) further includes fixing
The actuator (43) being connected on the proximal tube (31) outer wall, the actuator (43) are cylindrical structure, the actuator
(43) outer circle wall is equipped with anti-skid chequer.
4. endoscope operation instruments according to claim 3, which is characterized in that the actuator (43) includes driving capsule
(431), pin shaft (432) and positioning cap (433)；
Driving capsule (431) is the tubular structure being set on the proximal tube (31)；The inner wall of driving capsule (431) is set
There is holding tank, pin shaft (432) setting is in the holding tank of driving capsule (431)；The positioning cap (433) is arranged in institute
The end for stating driving capsule (431), so that the pin shaft (432) is fixed on the outer wall of the proximal tube (31).
5. endoscope operation instruments according to claim 4, which is characterized in that the actuator (43) further includes compression bullet
Spring (434) is set there are two the pin shaft (432) in a holding tank of driving capsule (431), the compressed spring (434)
It is arranged between two pin shafts (432).
6. endoscope operation instruments according to claim 3, which is characterized in that the actuator (43) and the first driven member
(41) and/or proximal tube (31) is an integral structure.
7. endoscope operation instruments according to claim 1, which is characterized in that further include follower (6), the proximal end
Pipe (31) is rotatably coupled the handle (1) by the follower (6)；
The follower (6) includes the second driven member (61), the second special pipe (62)；Second driven member (61) is fixed to be connected
It connects the proximal tube (31), second driven member (61) is slidably connected second special pipe (62)；Second special pipe
(62) it is fixedly connected on the outer surface of operation silk (2).
8. endoscope operation instruments according to claim 7, which is characterized in that the follower (6) further includes being spirally connected
Locking cap (11) in the handle (1) end；The proximal tube (31) runs through the inside of the locking cap (11)；The handle
(1) inner core is equipped with cylindrical hole (12)；Second driven member (61) setting, can be in the circle in the cylindrical hole (12)
Rotation in post holes (12).
9. endoscope operation instruments according to claim 1, which is characterized in that the rotating mechanism (4) and the operation
Connection type between silk (2) is key connection.
10. a kind of endoscope operation instruments characterized by comprising
It operates silk (2), to transmit surgical action；
Outer tube (3), including proximal tube (31) and distal tube (32), the operation silk (2) is through the proximal tube (31) and distal end
Manage the inside of (32)；
Rotating mechanism (4) connects the proximal tube (31) and distal tube (32)；
Action piece (5), setting is in the distal end of the distal tube (32), and the connection operation silk (2)；
Wherein, the proximal end of the rotating mechanism (4) is rotatably coupled the proximal tube (31), the rotating mechanism (4) it is remote
End is rotatably coupled the distal tube (32)；The internal slide of the rotating mechanism (4) connects the operation silk (2), so that
The operation silk (2) rotates with the rotating mechanism (4), and can move in the rotating mechanism (4).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910489341.2A CN110051391B (en) | 2019-06-06 | 2019-06-06 | Endoscopic surgical instrument |
| PCT/CN2020/078454 WO2020244267A1 (en) | 2019-06-06 | 2020-03-09 | Endoscopic surgical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910489341.2A CN110051391B (en) | 2019-06-06 | 2019-06-06 | Endoscopic surgical instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110051391A true CN110051391A (en) | 2019-07-26 |
| CN110051391B CN110051391B (en) | 2024-03-26 |
Family
ID=67325644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910489341.2A Active CN110051391B (en) | 2019-06-06 | 2019-06-06 | Endoscopic surgical instrument |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110051391B (en) |
| WO (1) | WO2020244267A1 (en) |
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Also Published As
| Publication number | Publication date |
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| WO2020244267A1 (en) | 2020-12-10 |
| CN110051391B (en) | 2024-03-26 |
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