CN110215241A - Adjustable bending sheath tube regulation handle and adjustable bending sheath guard system - Google Patents
Adjustable bending sheath tube regulation handle and adjustable bending sheath guard system Download PDFInfo
- Publication number
- CN110215241A CN110215241A CN201910557094.5A CN201910557094A CN110215241A CN 110215241 A CN110215241 A CN 110215241A CN 201910557094 A CN201910557094 A CN 201910557094A CN 110215241 A CN110215241 A CN 110215241A
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- Prior art keywords
- adjustable bending
- core pipe
- regulation handle
- bending sheath
- sheath tube
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- 238000005452 bending Methods 0.000 title claims abstract description 69
- 238000013016 damping Methods 0.000 claims description 53
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000003902 lesion Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 16
- 239000002360 explosive Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000001574 biopsy Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0136—Handles therefor
-
- 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
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/0034—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means adapted to be inserted through a working channel of an endoscope
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0147—Tip steering devices with movable mechanical means, e.g. pull wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0662—Guide tubes
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of adjustable bending sheath tube regulation handle and adjustable bending sheath guard systems, wherein adjustable bending sheath tube regulation handle, comprising: shell, cam, sliding block, core pipe, conduit and bracing wire；Core pipe is arranged in shell, and core pipe is equipped with sliding slot；Cam is rotatably arranged in shell, and cam is equipped with guide groove；Sliding block includes: interconnecting piece and slides portion, and interconnecting piece and the portion of sliding are connected with each other, and connecting portion, in guide groove, the portion of sliding is located in sliding slot；Conduit is threaded through in core pipe；The end of bracing wire is equipped with anchor block, and anchor block is located in sliding slot, and the head end of bracing wire sequentially passes through sliding block, core pipe and enters conduit；Cam for after rotation, moving along the chute with movable slider, and sliding block is for driving anchor block mobile, and anchor block is for pulling bracing wire.Therefore, position and the angle of distal end of catheter can be adjusted by operation handle, it is easy to operate, accurately to reach lesion locations.
Description
Technical field
The present embodiments relate to medical apparatus more particularly to a kind of adjustable bending sheath tube regulation handle and adjustable bending sheath pipings
System.
Background technique
The surgical procedures such as biopsy sampling, bacteriology, cytolgical examination clinically are carried out to diseased region using breathing scope
In, it often uses sheath (conduit) as channel, facilitates arrival diseased region.
In the prior art, extremely difficult to the position adjusting of sheath, and the operation of doctor is required high and in place
After setting adjusting, it is also difficult to which sheath is stably maintained at current location.
Therefore, how to increase and a kind of easy to operate, transpose accurate adjustable bending sheath tube regulation handle and adjustable bending sheath tube are provided
System is a problem to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of adjustable bending sheath tube regulation handle and adjustable bending sheath guard systems, can pass through operation
Handle adjusts position and the angle of distal end of catheter, easy to operate, accurately to reach lesion locations.
The embodiment of the invention provides a kind of adjustable bending sheath tube regulation handles, comprising: shell, sliding block, core pipe, is led at cam
Pipe and bracing wire；
The core pipe is arranged in the shell, and the core pipe is equipped with sliding slot；
The cam is rotatably arranged in the shell, and the cam is equipped with guide groove；
The sliding block includes: interconnecting piece and slides portion, and the interconnecting piece and the portion of sliding are connected with each other, and the connection
Portion is located in the guide groove, and the portion of sliding is positioned in the chute；
The conduit is threaded through in the core pipe；
The end of the bracing wire is equipped with anchor block, and the anchor block is positioned in the chute, and the head end of the bracing wire sequentially passes through
The sliding block, the core pipe simultaneously enter the conduit；
For the cam for after rotation, the sliding block being driven to move along the sliding slot, the sliding block is described for driving
Anchor block is mobile, and the anchor block is for pulling the bracing wire.
In a kind of feasible scheme, the interconnecting piece is in cylindrical body, and the portion of sliding is in cube, and described slides portion
The crossed beam trunking equipped with lower opening；
It is described to be drawstring through the crossed beam trunking and the anchor block and the crossed beam trunking is interference fitted.
In a kind of feasible scheme, the sliding slot is equipped with outlet notch；
The core pipe is equipped with cable-through hole；
The head end of the bracing wire sequentially passes through the outlet notch and the cable-through hole, and enters the conduit.
In a kind of feasible scheme, be equipped with the first damping piece on the outside of the interconnecting piece, first damping piece with it is described
Guide groove inner wall offsets.
In a kind of feasible scheme, first damping piece is rubber ring, and first damping piece is set in the company
The outside of socket part.
In a kind of feasible scheme, the shell is equipped with shaft mounting hole；
The cam is equipped with axis connection portion, and the axis connection portion is rotationally described in the shaft mounting hole, makes described
Cam is rotatably arranged in the shell.
In a kind of feasible scheme, the axis connection portion is equipped with the second damping piece, second damping piece and the axis
The inner wall of mounting hole offsets.
In a kind of feasible scheme, second damping piece is rubber ring, and second damping piece is set in the axis
On interconnecting piece.
In a kind of feasible scheme, the cam is equipped with third damping piece, the third damping piece and the shell
Inner wall offsets.
In a kind of feasible scheme, the third damping piece is rubber ring, and second damping piece is located at the third
The center of damping piece.
In a kind of feasible scheme, the third damping piece is equipped with mounting hole；
Rubber column is equipped in the mounting hole, the top of the rubber column protrudes from the upper surface of third damping piece table.
In a kind of feasible scheme, the shell includes upper housing and lower case；
The upper housing and the lower case are detachably connected；
The upper housing is equipped with the round cavity for accommodating the cam.
In a kind of feasible scheme, the upper housing is equipped with auxiliary chute；
The outer of the cam is equipped with the slide unit of protrusion；
The slide unit is slidably disposed in the auxiliary chute.
In a kind of feasible scheme, the cam is equipped with handle.
In a kind of feasible scheme, the handle is equipped with hook step；
The upper housing is equipped with the engaging notch being adapted to the hook step at the auxiliary chute.
In a kind of feasible scheme, the core pipe includes: upper core pipe and lower core pipe；
The upper core pipe and the lower core pipe are detachably connected.
In a kind of feasible scheme, the upper core pipe is equipped with upper limit position block；
The upper housing is equipped with upper limit position groove；
The upper limit position block is fastened in the upper limit position groove；
The lower core pipe is equipped with lower position block；
The lower case is equipped with lower limit slot；
The lower position block is fastened in the lower limit slot.
In a kind of feasible scheme, adjustable bending sheath tube regulation handle further include: coupling；
The coupling is equipped with passing channel, and the conduit passes through the passing channel；
The coupling is equipped with engaging convex ribs；
The end of the upper core pipe is equipped with the first engaging slot；
The end of the lower core pipe is equipped with the second engaging slot；
When the lower core pipe is connected with the upper core pipe, first engaging slot and second engaging slot is made to form engaging
Groove；
The engaging convex ribs are embedded in the engaging groove.
In a kind of feasible scheme, the upper housing is equipped with more upper housing reinforcing ribs, and the lower case is equipped with more
Lower case reinforcing rib；
The more upper housing reinforcing ribs form the upper limit position groove；
The more lower case reinforcing ribs form the lower limit slot.
The embodiment of the invention also provides a kind of adjustable bending sheath guard system, including in above-mentioned any one middle feasible program can
Adjust curved sheath regulation handle.
Adjustable bending sheath tube regulation handle provided in an embodiment of the present invention, passes through shell, cam, sliding block, core pipe, conduit and drawing
Structural relation between line adjusts position and the angle of distal end of catheter, accurately to reach lesion locations, and has easy to operate
The advantages of.Specifically, user in operation, can be by rotation cam, and since core pipe is equipped with sliding slot, cam be can be rotatably set
In shell, cam is equipped with guide groove, and the connecting portion of sliding block, in guide groove, the portion of sliding of sliding block is located in sliding slot, from
And make cam for after rotation, band movable slider to move along the chute.Simultaneously as the end of bracing wire is equipped with anchor block, anchor block is located at
In sliding slot, sliding block sliding Shi Huiyu anchor block offsets, and to drive anchor block mobile, then passes through the mobile pulling bracing wire of anchor block.Due to
Conduit is threaded through in core pipe, and the head end of bracing wire sequentially passes through sliding block, core pipe and enters conduit, when the head end of bracing wire and the head of conduit
When end is mutually permanently connected, bracing wire is only needed when pulled, conduit can generate bending, so that the distal end of conduit be made accurately to reach disease
Displacement is set.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the face shaping schematic diagram of the adjustable bending sheath guard system in the embodiment of the present invention one；
Fig. 2 is the explosive view of the adjustable bending sheath guard system in the embodiment of the present invention one；
Fig. 3 is the structural schematic diagram of the upper housing of the adjustable bending sheath guard system in the embodiment of the present invention one；
Fig. 4 is the structural schematic diagram of the cam of the adjustable bending sheath guard system in the embodiment of the present invention one；
Fig. 5 is the core pipe of the adjustable bending sheath guard system in the embodiment of the present invention one and the structural schematic diagram of sliding block；
Fig. 6 is the structural schematic diagram of the lower case of the adjustable bending sheath guard system in the embodiment of the present invention one；
Fig. 7 is the internal motion mode structural schematic diagram of the adjustable bending sheath guard system in the embodiment of the present invention one；
Fig. 8 is the installation of core pipe structural schematic diagram of the adjustable bending sheath guard system in the embodiment of the present invention one；
Fig. 9 is the explosive view of the core pipe of the adjustable bending sheath guard system in the embodiment of the present invention one；
Figure 10 is structural representation of the upper housing of the adjustable bending sheath guard system in the embodiment of the present invention one in the case where looking up angle
Figure；
Figure 11 is the structural schematic diagram of the third damping piece of the adjustable bending sheath guard system in the embodiment of the present invention one；
Marked in the figure:
Shell 1；
Upper housing 11；
Auxiliary chute 111；
Engage notch 112；
Upper limit position groove 113；
Lower case 12；
Lower limit slot 121；
Shaft mounting hole 13；
Cam 2；
Third damping piece 21；
Mounting hole 211；
Slide unit 22；
Handle 23；
Hook step 231；
Guide groove 24；
Sliding block 3；
Interconnecting piece 31；
First damping piece 311；
Second damping piece 312；
Slide portion 32；
Crossed beam trunking 321；
Core pipe 4；
Sliding slot 41；
Outlet notch 411；
Cable-through hole 42；
Upper core pipe 43；
Upper limit position block 431；
Lower core pipe 44；
Lower position block 441；
Conduit 5；
Bracing wire 6；
Anchor block 61；
Coupling 7；
Engage convex ribs 71.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, and be also possible to integral；It can be
Mechanical connection, is also possible to be electrically connected, is also possible to communication connection；It can be and be directly connected to, intermediary can also be passed through
It is indirectly connected with, can be the connection inside two elements or the interaction relationship of two elements, unless otherwise restricted clearly.
For the ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
Technical solution of the present invention is described in detail with specifically embodiment below.These specific implementations below
Example can be combined with each other, and the same or similar concept or process may be repeated no more in some embodiments.
Distal end in this specification refers to that one end far from user, proximal end refer to close to one end of user.
Fig. 1 is the face shaping schematic diagram of the adjustable bending sheath guard system in the embodiment of the present invention one；Fig. 2 is that the present invention is implemented
The explosive view of adjustable bending sheath guard system in example one；Fig. 3 is the upper housing of the adjustable bending sheath guard system in the embodiment of the present invention one
Structural schematic diagram；Fig. 4 is the structural schematic diagram of the cam of the adjustable bending sheath guard system in the embodiment of the present invention one；Fig. 5 is this
The core pipe of adjustable bending sheath guard system in inventive embodiments one and the structural schematic diagram of sliding block；Fig. 6 is in the embodiment of the present invention one
Adjustable bending sheath guard system lower case structural schematic diagram；Fig. 7 is the adjustable bending sheath guard system in the embodiment of the present invention one
Internal motion mode structural schematic diagram；Fig. 8 is that the installation of core pipe structure of the adjustable bending sheath guard system in the embodiment of the present invention one is shown
It is intended to；Fig. 9 is the explosive view of the core pipe of the adjustable bending sheath guard system in the embodiment of the present invention one；Figure 10 is the embodiment of the present invention one
In adjustable bending sheath guard system structural schematic diagram of the upper housing in the case where looking up angle；Figure 11 be the embodiment of the present invention one in can
Adjust the structural schematic diagram of the third damping piece of curved sheath guard system.As shown in Fig. 1 to 11, the adjustable bending of the offer of the embodiment of the present invention one
Sheath regulation handle 23, comprising: shell 1, cam 2, sliding block 3, core pipe 4, conduit 5 and bracing wire 6；
Core pipe 4 is arranged in shell 1, and core pipe 4 is equipped with sliding slot 41；
Cam 2 is rotatably arranged in shell 1, and cam 2 is equipped with guide groove 24；
Sliding block 3 includes: interconnecting piece 31 and slides portion 32, and interconnecting piece 31 is connected with each other with portion 32 is slided, and interconnecting piece 31
It is located in sliding slot 41 in guide groove 24, sliding portion 32；
Conduit 5 is threaded through in core pipe 4；
The end of bracing wire 6 is equipped with anchor block 61, and anchor block 61 is located in sliding slot 41, and the head end of bracing wire 6 sequentially passes through sliding block 3, core
Pipe 4 simultaneously enters conduit 5；
Cam 2 is for after rotation, 41 movement along the chute of band movable slider 3, sliding block 3 to be for driving anchor block 61 mobile, anchor block
61 for pulling bracing wire 6.
Optionally, in the present embodiment, interconnecting piece 31 is in cylindrical body, slides portion 32 in cube, and slide setting for portion 32
There is the crossed beam trunking 321 of lower opening；
Bracing wire 6 passes through crossed beam trunking 321 and anchor block 61 and crossed beam trunking 321 are interference fitted.
Optionally, in the present embodiment, sliding slot 41 is equipped with outlet notch 411；
Core pipe 4 is equipped with cable-through hole 42；
The head end of bracing wire 6 sequentially passes through outlet notch 411 and cable-through hole 42, and enters conduit 5.
Through the above it is not difficult to find that the adjustable bending sheath tube regulation handle 23 that this hair embodiment provides passes through shell 1, convex
Structural relation between wheel 2, sliding block 3, core pipe 4, conduit 5 and bracing wire 6 adjusts position and the angle of 5 distal end of conduit, so as to accurate
Lesion locations are reached, and are had the advantages that easy to operate.Specifically, user in operation, can by rotation cam 2, due to
Core pipe 4 is equipped with sliding slot 41, and cam 2 is rotatably arranged in shell 1, and cam 2 is equipped with guide groove 24, and the interconnecting piece of sliding block 3
31 are located in guide groove 24, and the portion 32 of sliding of sliding block 3 is located in sliding slot 41, so that it is used for cam 2 after rotation, band movable slider
3 41 movements along the chute.Simultaneously as the end of bracing wire 6 is equipped with anchor block 61, anchor block 61 is located in sliding slot 41, meeting when sliding block 3 slides
It offsets with anchor block 61, to drive anchor block 61 mobile, then passes through the mobile pulling bracing wire 6 of anchor block 61.Since conduit 5 is threaded through core
In pipe 4, the head end of bracing wire 6 sequentially passes through sliding block 3, core pipe 4 and enters conduit 5, when the head end of bracing wire 6 and the head end phase of conduit 5
When being mutually fixedly connected, bracing wire 6 is only needed when pulled, conduit 5 can generate bending, so that the distal end of conduit 5 be made accurately to reach disease
Displacement is set.In addition, it is worth noting that, adjustable bending sheath tube regulation handle can be applied to any one adjustable bending sheath guard system
In.
Optionally, in the present embodiment, the first damping piece 311, the first damping piece 311 and guiding are equipped on the outside of interconnecting piece 31
24 inner wall of slot offsets.Optionally, in the present embodiment, the first damping piece 311 is rubber ring, and the first damping piece 311 is set in
The outside of interconnecting piece 31.Therefore, the friction between 24 inner wall of interconnecting piece 31 and guide groove can be increased using the first damping piece 311
Power, makes between 24 inner wall of interconnecting piece 31 and guide groove that position is relatively stable, is not easy to be destroyed easily by the external world, increases position adjustment
Accuracy, and additionally provide using feel.
Optionally, in the present embodiment, shell 1 is equipped with shaft mounting hole 13；
Cam 2 is equipped with axis connection portion 31, and axis connection portion 31 rotationally in shaft mounting hole 13, makes cam 2 rotationally
It is arranged in shell 1.
Optionally, in the present embodiment, axis connection portion 31 is equipped with the second damping piece 312, and the second damping piece 312 is installed with axis
The inner wall in hole 13 offsets.Optionally, in the present embodiment, the second damping piece 312 is rubber ring, and the second damping piece 312 is arranged
In axis connection portion 31.Using the second damping piece 312 can increase axis connection portion 31 on the inner wall of shaft mounting hole 13 rotate when
Frictional force, makes between axis connection portion 31 and shaft mounting hole 13 that position is opposite stable, is not easy to be destroyed easily by the external world, increases position
The accuracy of adjustment, and additionally provide using feel.
Optionally, in the present embodiment, cam 2 is equipped with third damping piece 21, the inner wall phase of third damping piece 21 and shell 1
It supports.Optionally, in the present embodiment, third damping piece 21 is rubber ring, and the second damping piece 312 is located at third damping piece 21
Center.The frictional force between cam 2 and shell 1 can be increased using third damping piece 21, make the position between cam 2 and shell 1
It is relatively stable, it is not easy to be destroyed easily by the external world, increases the accuracy of position adjustment, and additionally provide using feel.
Optionally, in the present embodiment, third damping piece 21 is equipped with mounting hole 211；
Rubber column is equipped in mounting hole 211, the top of rubber column protrudes from the upper surface of third damping piece 21 table, with further
Improve the contact effect of third damping piece 21.
Optionally, in the present embodiment, shell 1 includes upper housing 11 and lower case 12；
Upper housing 11 and lower case 12 are detachably connected；
Upper housing 11 is equipped with the round cavity for accommodating cam 2.By the splicing construction of upper housing 11 and lower case 12,
Adjustable bending sheath tube regulation handle 23 is set to be easier to be mounted.
Optionally, in the present embodiment, upper housing 11 is equipped with auxiliary chute 111；
The outer of cam 2 is equipped with the slide unit 22 of protrusion；
Slide unit 22 is slidably disposed in auxiliary chute 111, to limit the rotating path of cam 2.
Optionally, in the present embodiment, cam 2 is equipped with handle 23, to operate.
Optionally, in the present embodiment, handle 23 is equipped with hook step 231；
Upper housing 11 is equipped with the engaging notch 112 being adapted to hook step 231 at auxiliary chute 111, so as to handle 23
It is fixed and positioned.Chuck step 231 can be done very thin, 0.05~0.1mm, and its left and right ends is in the oblique of bolt-type
Face, to enter in upper housing from engaging notch 112.In addition to this, hook step 231 can also be arranged in by way of stickup
On handle, but need in use, can be unloaded.
Optionally, in the present embodiment, core pipe 4 includes: upper core pipe 43 and lower core pipe 44；
Upper core pipe 43 and lower core pipe 44 are detachably connected, so as to the installation of conduit 5.
Optionally, in the present embodiment, upper core pipe 43 is equipped with upper limit position block 431；
Upper housing 11 is equipped with upper limit position groove 113；
Upper limit position block 431 is fastened in upper limit position groove 113；
Lower core pipe 44 is equipped with lower position block 441；
Lower case 12 is equipped with lower limit slot 121；
Lower position block 441 is fastened in lower limit slot 121, is fixedly connected with core pipe 4 with shell 1, is improved stability.
Optionally, in the present embodiment, adjustable bending sheath tube regulation handle 23 further include: coupling 7；
Coupling 7 is equipped with passing channel, and conduit 5 passes through passing channel；
Coupling 7 is equipped with engaging convex ribs 71；
The end of upper core pipe 43 is equipped with the first engaging slot；
The end of lower core pipe 44 is equipped with the second engaging slot；
When lower core pipe 44 and upper core pipe 43 connect, the first engaging slot and the second engaging slot is made to form engaging groove；
Engaging convex ribs 71 are embedded in engaging groove.Adjustable bending sheath tube regulation handle 23 can be enable convenient by coupling 7
External tool quickly connects.
Optionally, in the present embodiment, upper housing 11 is equipped with more upper housing reinforcing ribs, and lower case 12 is equipped with more lower casings
Body reinforcing rib；
More upper housing reinforcing ribs form upper limit position groove 113；
More lower case reinforcing ribs form lower limit slot 121.This kind of structure not only increases the intensity of shell 1, also improves
Space utilization rate inside shell 1, keeps the structure of adjustable bending sheath tube regulation handle 23 more compact.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that fisrt feature and second feature directly contact or fisrt feature and second feature pass through intermediary mediate contact.
Moreover, fisrt feature can be fisrt feature in second feature above the second feature " above ", " above " and " above "
Directly above or obliquely above, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in second feature " it
Under ", " lower section " and " following " can be fisrt feature and be directly under or diagonally below the second feature, or be merely representative of fisrt feature water
Flat height is lower than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc., it is intended that specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or example of anticipating.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (20)
1. a kind of adjustable bending sheath tube regulation handle characterized by comprising shell, cam, sliding block, core pipe, conduit and bracing wire；
The core pipe is arranged in the shell, and the core pipe is equipped with sliding slot；
The cam is rotatably arranged in the shell, and the cam is equipped with guide groove；
The sliding block includes: interconnecting piece and slides portion, and the interconnecting piece and the portion of sliding are connected with each other, and the connecting portion
In in the guide groove, the portion of sliding is positioned in the chute；
The conduit is threaded through in the core pipe；
The end of the bracing wire is equipped with anchor block, and the anchor block is positioned in the chute, and the head end of the bracing wire sequentially passes through described
Sliding block, the core pipe simultaneously enter the conduit；
The cam is for after rotation, driving the sliding block to move along the sliding slot, and the sliding block is for driving the anchor block
Mobile, the anchor block is for pulling the bracing wire.
2. adjustable bending sheath tube regulation handle according to claim 1, which is characterized in that the interconnecting piece is in cylindrical body, institute
The portion of sliding is stated in cube, and the crossed beam trunking equipped with lower opening for sliding portion；
It is described to be drawstring through the crossed beam trunking and the anchor block and the crossed beam trunking is interference fitted.
3. adjustable bending sheath tube regulation handle according to claim 1, which is characterized in that the sliding slot is equipped with outlet notch；
The core pipe is equipped with cable-through hole；
The head end of the bracing wire sequentially passes through the outlet notch and the cable-through hole, and enters the conduit.
4. adjustable bending sheath tube regulation handle according to claim 1, which is characterized in that be equipped with first on the outside of the interconnecting piece
Damping piece, first damping piece offset with the guide groove inner wall.
5. adjustable bending sheath tube regulation handle according to claim 4, which is characterized in that first damping piece is rubber
Circle, first damping piece are set in the outside of the interconnecting piece.
6. adjustable bending sheath tube regulation handle according to claim 1, which is characterized in that the shell is equipped with shaft mounting hole；
The cam is equipped with axis connection portion, and the axis connection portion is rotationally described in the shaft mounting hole, makes the cam
It is rotatably arranged in the shell.
7. adjustable bending sheath tube regulation handle according to claim 6, which is characterized in that the axis connection portion is equipped with the second resistance
Damping member, second damping piece and the inner wall of the shaft mounting hole offset.
8. adjustable bending sheath tube regulation handle according to claim 7, which is characterized in that second damping piece is rubber
Circle, second damping piece are set in the axis connection portion.
9. adjustable bending sheath tube regulation handle according to claim 8, which is characterized in that the cam is damped equipped with third
The inner wall of part, the third damping piece and the shell offsets.
10. adjustable bending sheath tube regulation handle according to claim 9, which is characterized in that the third damping piece is rubber
Ring, second damping piece are located at the center of the third damping piece.
11. adjustable bending sheath tube regulation handle according to claim 7, which is characterized in that the third damping piece is equipped with peace
Fill hole；
Rubber column is equipped in the mounting hole, the top of the rubber column protrudes from the upper surface of third damping piece table.
12. adjustable bending sheath tube regulation handle according to claim 1, which is characterized in that the shell include upper housing and
Lower case；
The upper housing and the lower case are detachably connected；
The upper housing is equipped with the round cavity for accommodating the cam.
13. adjustable bending sheath tube regulation handle according to claim 12, which is characterized in that the upper housing is equipped with auxiliary and slides
Slot；
The outer of the cam is equipped with the slide unit of protrusion；
The slide unit is slidably disposed in the auxiliary chute.
14. adjustable bending sheath tube regulation handle according to claim 13, which is characterized in that the cam is equipped with handle.
15. adjustable bending sheath tube regulation handle according to claim 14, which is characterized in that the handle is equipped with engaging platform
Rank；
The upper housing is equipped with the engaging notch being adapted to the hook step at the auxiliary chute.
16. adjustable bending sheath tube regulation handle according to claim 12, which is characterized in that the core pipe includes: upper core pipe
With lower core pipe；
The upper core pipe and the lower core pipe are detachably connected.
17. adjustable bending sheath tube regulation handle according to claim 16, which is characterized in that the upper core pipe is equipped with upper limit
Block；
The upper housing is equipped with upper limit position groove；
The upper limit position block is fastened in the upper limit position groove；
The lower core pipe is equipped with lower position block；
The lower case is equipped with lower limit slot；
The lower position block is fastened in the lower limit slot.
18. adjustable bending sheath tube regulation handle according to claim 17, which is characterized in that further include: coupling；
The coupling is equipped with passing channel, and the conduit passes through the passing channel；
The coupling is equipped with engaging convex ribs；
The end of the upper core pipe is equipped with the first engaging slot；
The end of the lower core pipe is equipped with the second engaging slot；
When the lower core pipe is connected with the upper core pipe, first engaging slot and second engaging slot is set to form engaging recessed
Slot；
The engaging convex ribs are embedded in the engaging groove.
19. adjustable bending sheath tube regulation handle according to claim 17, which is characterized in that the upper housing is equipped on more
Shell reinforcing rib, the lower case are equipped with more lower case reinforcing ribs；
The more upper housing reinforcing ribs form the upper limit position groove；
The more lower case reinforcing ribs form the lower limit slot.
20. a kind of adjustable bending sheath guard system, which is characterized in that including adjustable bending described in any one of claim 1 to 19
Sheath regulation handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910557094.5A CN110215241A (en) | 2019-06-25 | 2019-06-25 | Adjustable bending sheath tube regulation handle and adjustable bending sheath guard system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910557094.5A CN110215241A (en) | 2019-06-25 | 2019-06-25 | Adjustable bending sheath tube regulation handle and adjustable bending sheath guard system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110215241A true CN110215241A (en) | 2019-09-10 |
Family
ID=67814825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910557094.5A Pending CN110215241A (en) | 2019-06-25 | 2019-06-25 | Adjustable bending sheath tube regulation handle and adjustable bending sheath guard system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110215241A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112971871A (en) * | 2019-12-17 | 2021-06-18 | 先健科技(深圳)有限公司 | Adjustable bent sheath tube |
| CN112971900A (en) * | 2019-12-17 | 2021-06-18 | 先健科技(深圳)有限公司 | Conveying device |
| CN112971870A (en) * | 2019-12-17 | 2021-06-18 | 先健科技(深圳)有限公司 | Adjustable bent sheath tube |
| WO2021120853A1 (en) * | 2019-12-17 | 2021-06-24 | 先健科技(深圳)有限公司 | Sheath |
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| WO2015032291A1 (en) * | 2013-09-04 | 2015-03-12 | 杭州启明医疗器械有限公司 | Adjustable bent sheath tube, and delivery system having same |
| CN105251094A (en) * | 2015-09-22 | 2016-01-20 | 先健科技(深圳)有限公司 | Bendable sheathing canal |
| CN106580375A (en) * | 2016-12-15 | 2017-04-26 | 杭州启明医疗器械有限公司 | Guide wire regulator and delivery system control handle |
| CN109223064A (en) * | 2018-11-13 | 2019-01-18 | 北京华脉泰科医疗器械有限公司 | A kind of operation handle and adjustable bending sheath tube of adjustable bending sheath tube |
| CN210784450U (en) * | 2019-06-25 | 2020-06-19 | 杭州堃博生物科技有限公司 | Adjustable bent sheath pipe adjusting handle and adjustable bent sheath pipe system |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015032291A1 (en) * | 2013-09-04 | 2015-03-12 | 杭州启明医疗器械有限公司 | Adjustable bent sheath tube, and delivery system having same |
| CN105251094A (en) * | 2015-09-22 | 2016-01-20 | 先健科技(深圳)有限公司 | Bendable sheathing canal |
| CN106580375A (en) * | 2016-12-15 | 2017-04-26 | 杭州启明医疗器械有限公司 | Guide wire regulator and delivery system control handle |
| CN109223064A (en) * | 2018-11-13 | 2019-01-18 | 北京华脉泰科医疗器械有限公司 | A kind of operation handle and adjustable bending sheath tube of adjustable bending sheath tube |
| CN210784450U (en) * | 2019-06-25 | 2020-06-19 | 杭州堃博生物科技有限公司 | Adjustable bent sheath pipe adjusting handle and adjustable bent sheath pipe system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112971871A (en) * | 2019-12-17 | 2021-06-18 | 先健科技(深圳)有限公司 | Adjustable bent sheath tube |
| CN112971900A (en) * | 2019-12-17 | 2021-06-18 | 先健科技(深圳)有限公司 | Conveying device |
| CN112971870A (en) * | 2019-12-17 | 2021-06-18 | 先健科技(深圳)有限公司 | Adjustable bent sheath tube |
| WO2021120853A1 (en) * | 2019-12-17 | 2021-06-24 | 先健科技(深圳)有限公司 | Sheath |
| CN112971900B (en) * | 2019-12-17 | 2024-01-19 | 先健科技(深圳)有限公司 | Conveying device |
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