CN108553147A - A kind of great saphenous vein stripper - Google Patents
A kind of great saphenous vein stripper Download PDFInfo
- Publication number
- CN108553147A CN108553147A CN201810450753.0A CN201810450753A CN108553147A CN 108553147 A CN108553147 A CN 108553147A CN 201810450753 A CN201810450753 A CN 201810450753A CN 108553147 A CN108553147 A CN 108553147A
- Authority
- CN
- China
- Prior art keywords
- fixed plate
- stripping head
- connecting rod
- wire
- mobile mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000003752 saphenous vein Anatomy 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 238000001125 extrusion Methods 0.000 claims description 5
- 210000003462 vein Anatomy 0.000 abstract description 22
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000002775 capsule Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004886 head movement Effects 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 208000007536 Thrombosis Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 208000009146 rhinoscleroma Diseases 0.000 description 1
- 239000007787 solid Substances 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
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22051—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
Abstract
The present invention relates to area of medical devices, more particularly to a kind of great saphenous vein stripper, including wire and stripping head, stripping head is connected on one end of wire, it is fixedly connected with fixed plate on the other end of wire, fixed plate is equipped with air bag, wire is equipped with connection chamber, stripping head has elasticity, stripping head is equipped with cavity, it is connected to by wire between stripping head and air bag, the outside of fixed plate is equipped with slow mobile mechanism, fixed frame is slowly connected between mobile mechanism and fixed plate, fixed plate is slidably connected on fixed frame, fixed plate is equipped with the collet being clamped on fixed frame, slow mobile mechanism is equipped with pushing hands, slow mobile mechanism is equipped with the pressing mechanism for extruding gasbag, bindiny mechanism is slowly removably connected between mobile mechanism and fixed plate.This programme makes stripping head slowly be moved in vein, reduces the pain of patient.
Description
Technical field
The present invention relates to area of medical devices more particularly to a kind of great saphenous vein strippers.
Background technology
Venous dissector be it is a kind of stripping duct of Arantius inside and outside thrombus, scleroma, the fibrofatty utensil of valve, such as China
Number of patent application is venous dissector disclosed in the utility model patent of CN201220655280.6.Venous dissector generally includes
Wire and stripping head, by carrying out pull to great saphenous vein, make stripping in use, stripping head need to be imported into vein blood vessel
Vein blood vessel is removed from head.Can smoothly be imported into vein blood vessel for the ease of stripping head, the volume of stripping head compared with
It is small, but due to the small volume of stripping head, stripping head is deposited when being removed to vein between stripping head and the inner wall of vein
In certain gap, to make vein stripping not be very thoroughly that the effect of stripping is poor.Also, in pull wire, pull
Speed it is not easy to control, if the excessive velocities of pull, the venous movement speed of stripping head is too fast, to make patient feel to ache
Pain is uncomfortable.
Invention content
The purpose of the present invention is to provide a kind of great saphenous vein strippers, so that stripping head slowly moves in vein, drop
The pain of low patient.
In order to achieve the above objectives, the technical scheme is that:A kind of great saphenous vein stripper, including wire and stripping
Head, stripping head are connected on one end of wire, and fixed plate is fixedly connected on the other end of wire, and fixed plate is equipped with gas
Capsule, wire are equipped with connection chamber, and there is stripping head elasticity, stripping head to be equipped with cavity, pass through gold between stripping head and air bag
Belonging to silk connection, the outside of fixed plate is equipped with slow mobile mechanism, fixed frame is connected between slow mobile mechanism and fixed plate, Gu
Fixed board is slidably connected on fixed frame, and fixed plate is equipped with the collet being clamped on fixed frame, and slow mobile mechanism is equipped with and pushes away
Hand, slow mobile mechanism are equipped with the pressing mechanism for extruding gasbag, detachably connect between slow mobile mechanism and fixed plate
It is connected to bindiny mechanism.
The operation principle of this programme is:Pressing mechanism is used for extruding gasbag, and when air bag is squeezed, air bag is for passing through metal
Connection chamber on silk is inflated to the cavity on stripping head, since stripping head has elasticity, therefore after being filled with gas in stripping head, stripping
Head expansion makes its volume become larger, and so as to reduce the gap between stripping head and vein, improves the effect of stripping.Bindiny mechanism uses
In being connected and fixed plate and slow mobile mechanism, when bindiny mechanism is connected between fixed plate and slow mobile mechanism, slowly move
The distance between motivation structure and fixed plate are just connected mechanism and fix, so as to enable slow mobile mechanism to pass through bindiny mechanism
Enough fixed plate is pulled to be slided on fixed frame, to drive wire to move, stripping head is made to be moved in vein, also, connected
Mechanism links together fixed plate and slow mobile mechanism, keeps the distance between fixed plate and racking constant, to make gas
Capsule keeps certain deformation quantity.Slow mobile mechanism is for slowing down to the push-and-pull speed of doctor, one side of slow mobile mechanism
Face can make the slow extruding gasbag of pressing mechanism, so that air bag is passed through wire and be slowly inflated to stripping head, make the body of stripping head
Product slowly becomes larger, and prevents stripping head volume speedup is too fast from bringing discomfort to patient, and also avoidable stripping head volume speedup is too fast will
Vein is broken through so that the volume energy of stripping head accesses good control;On the other hand doctor can be made by slow mobile mechanism
It pulls the speed of wire slower, to keep the speed of the venous movement of stripping head slower, prevents stripping head
Movement speed is too fast in vein makes patient feel pain discomfort.
When using above-mentioned technical proposal, the volume of stripping head is changeable, when stripping head is imported into vein, stripping head
Small volume, facilitate access in vein, when being removed to vein, the volume of stripping head can be made to become larger, to reduce
Gap between stripping head and vein, improves the effect of stripping.By bindiny mechanism by slow mobile mechanism and fixed plate
It connects so that slow mobile mechanism can drive fixed plate to be slided on fixed frame by bindiny mechanism, to pass through gold
Belong to the dynamic stripping head of silk ribbon to move in vein, also, fixed plate, when sliding on fixed frame, bindiny mechanism makes fixed plate and squeezes
The distance between pressure rack remains unchanged, and to keep the relative distance between air bag and racking constant, air bag is made to keep centainly
Deformation quantity.The volume speedup of stripping head can be made more slow by slow mobile mechanism, the speedup of easily controllable stripping head prevents
Stripping head volume speedup is larger to bring discomfort to patient, and also avoidable stripping head volume speedup is too fast breaks through vein.Slowly move
Motivation structure makes the venous movement speed of stripping head become more slow, and the movement speed of stripping head is more prone to control, and prevents
Only stripping head movement is too fast brings pain uncomfortable to patient.This stripper can make doctor be easier to control the shape of stripping head as a result,
State improves the comfort level of patient's treatment.
Further, slow mobile mechanism includes swing group and two closed groups, and two closed groups are located at swing group
Both sides, each closed group include two first connecting rods, are rotatablely connected, put between the end of the first connecting rod in same closed group
Dynamic group includes several sequentially connected swing units, and each swing unit includes two second connecting rods, same swing unit
On two second connecting rods middle part between be rotatablely connected, between the both ends of the second connecting rod on adjacent swing unit rotate connect
It connects;The length of second connecting rod is two times of length of first connecting rod, the end of the first connecting rod in closed group in swing group
It is rotatablely connected respectively between the end of second connecting rod.The length of entire slowly mobile mechanism is far longer than adjacent swing as a result,
The distance between unit, therefore when one end of slow mobile mechanism is moved, the distance between adjacent swing unit is also corresponding
Variation, but the variable quantity of the distance between adjacent swing unit is far smaller than the displacement distance of slow mobile mechanism one end, from
And realize the purpose slowed down using the smaller principle of the variable quantity of the distance between adjacent swing unit.
Further, pushing hands is connected in a closed group, and fixed frame is connected in another closed group.As a result, pushing hands and
Fixed frame is oppositely arranged, easy to operation.
Further, fixinig plate, pressing mechanism are equipped at the rotation connection of the second connecting rod of the swing unit of fixed plate
Including racking, one end of racking is equipped with the extrusion head for extruding gasbag, and the other end of racking is detachably connected on admittedly
On stator, racking is equipped with sliding slot, and fixed frame is equipped with perforation, the inserted link being slidably connected on the chute is connected in perforation.
Fixinig plate is connected to the rotation of the second connecting rod on the swing unit in fixed plate for connecting racking, due to fixinig plate
Junction, therefore racking is closer apart from air bag, when pushing slow mobile mechanism, the distance change amount of racking is fixinig plate to gas
The distance between capsule variable quantity is connected to compared to fixinig plate on other swing units at the rotation connection of second connecting rod, racking
Displacement distance variable quantity it is smaller, the movement speed of racking is slower.Inserted link is used to support racking, slow mobile mechanism
When driving fixed plate sliding, racking slides on inserted link, and inserted link plays the role of guiding, also, fixed plate is on fixed frame
When sliding, racking slides on inserted link, to ensure to keep opposing stationary between racking and fixed plate, to make racking
The extruding degree of air bag is remained unchanged, air bag is made to keep deformation quantity.
Further, bindiny mechanism includes locking level, and one end of locking level is rotatably connected in fixed plate, locking level it is another
End is equipped with bolt, and connecting hole is equipped at the rotation connection of the second connecting rod on the swing unit of fixed plate.When pulling metal
When silk, the bolt of locking level is inserted into connecting hole, while the collet in fixed plate being made to unclamp fixed frame, pulls pushing hands
When, pull fixed plate sliding on fixed frame by locking level at the rotation connection of the second connecting rod of the swing unit of fixed plate
Dynamic, fixed plate pulls stripping head to move by wire.Since the swing unit equipped with connecting hole is close to fixed plate, connecting hole
It is closer apart from fixed plate, therefore the rotation that the variable quantity of the displacement distance of stripping head is the first connecting rod on connecting hole and closed group connects
The variable quantity of displacement distance between connecing is arranged compared to by connecting hole on other swing units, the movement speed of fixed plate
More slowly, the slowing effect of stripping head is more obvious.
Further, the quantity of swing unit is four.The quantity of swing unit is proper as a result, the length of swing group
Will not it is too long will not be too short, convenient for doctor hold operation.
Description of the drawings
Fig. 1 is the schematic diagram of the embodiment of the present invention;
Fig. 2 is the vertical view of racking in Fig. 1;
Fig. 3 is the structural schematic diagram of fixed frame in Fig. 1.
Specific implementation mode
It is further described below by specific implementation mode:
Reference numeral in Figure of description includes:Stripping head 1, wire 2, fixed plate 3, air bag 4, fixed frame 5, locking
Bar 6, racking 7, extrusion head 8, fixinig plate 9, second connecting rod 10, first connecting rod 11, pushing hands 13, connecting hole 16, clip 17.
Embodiment is basic as shown in attached drawing 1- Fig. 3:A kind of great saphenous vein stripper, including wire 2 and stripping head 1, gold
Belong to silk 2 and be equipped with connection chamber, stripping head 1 is made of the rubber of elasticity, and stripping head 1 is equipped with cavity, and stripping head 1 is bonded in metal
On the right end of silk 2, the connection chamber of cavity and wire 2 on stripping head 1 is connected to.It is bonded with fixed plate on the left end of wire 2
3, the air bag 4 being connected to wire 2 is stained in fixed plate 3, the left side of fixed plate 3 is equipped with slow mobile mechanism, slow moving machine
Structure includes swing group and two closed groups, and two closed groups are located at the both sides of swing group, and each closed group includes two
First connecting rod 11 is rotatablely connected by axis pin between the end of the first connecting rod 11 in same closed group.Swing group includes four
Sequentially connected swing unit, each swing unit include two second connecting rods 10, two second on same swing unit
It is rotatablely connected by axis pin between the middle part of connecting rod 10, also by pin between the both ends of the second connecting rod 10 on adjacent swing unit
Axis is rotatablely connected;The length of second connecting rod 10 is two times of the length of first connecting rod 11, the end of first connecting rod 11 in closed group
It is rotatablely connected respectively by axis pin between the end of the second connecting rod 10 on the swing unit of the closed group.
Pushing hands 13, the closed group on right side are rotatably connected in the closed group in left side at the rotation connection of two first connecting rods 11
On two first connecting rods 11 rotation connection at be rotatably connected to the fixed frame 5 of " L " shape, it is sliding between fixed frame 5 and fixed plate 3
Dynamic connection, the bottom of fixed plate 3 are equipped with the collet (being not drawn into figure) that can grip frame 5, and the top of fixed frame 5, which is equipped with, wears
Hole is connected with inserted link in perforation.It is rotatably connected at the rotation connection of two second connecting rods 10 of the swing unit of the rightmost side solid
Stator 9 is connected with the racking 7 for extruding gasbag 4 on fixinig plate 9, and racking 7 and the specific connection type of fixinig plate 9 are:
The left end of racking 7 is equipped with clip 17, is set on the inner wall of clip 17 there are two protrusion, and fixinig plate 9 is equipped with and two raised phases
Racking 7 is fixed on fixinig plate 9 by the groove matched consequently facilitating protrusion is inserted into groove.The right end of racking 7 is equipped with
The inner wall of extrusion head 8, racking 7 is equipped with sliding slot, and the end of inserted link is slidably connected in sliding slot.
Locking level 6 is rotatably connected to by axis pin in fixed plate 3, the free end of locking level 6 is equipped with bolt, the pendulum of the rightmost side
The junction of two second connecting rods 10 is equipped with connecting hole 16 on moving cell, and the bolt of locking level 6 can be plugged into connecting hole 16.
Specific implementation process is as follows:When using this stripper, makes to fix by clip between racking 7 and fixinig plate 9, make
Fixed plate 3 is fixed to by collet on fixed frame 5.Stripping head 1 is imported into vein blood vessel.Then it holds fixed frame 5 and pushes away
Hand 13 pushes pushing hands 13, and pushing hands 13 is made to be moved to close to 3 direction of fixed plate, and swing group gradually tapers up, the swing unit of the rightmost side
Second connecting rod 10 rotation connection at the rotation connection of the first connecting rod 11 of the closed group of the rightmost side at a distance from gradually become
Short, fixinig plate 9 pushes racking 7 to move closer to air bag 4, and extrusion head 8 gradually squeezes air bag 4, by the gas in air bag 4
It gradually passes through wire 2 to be squeezed into stripping head 1, so that 1 volume of stripping head is become larger, the gap between stripping head 1 and vein inner wall
Become smaller.When stripping head 1 volume expansion to a certain extent after, the bolt on locking level 6 is inserted into connecting hole 16, locking level
6 link together connecting hole 16 and fixed plate 3, to keep the distance between racking 7 and air bag 4 constant, air bag 4 are made to maintain
Certain deformation quantity.Then the collet in fixed plate 3 is made to unclamp fixed frame 5.
Vein blood vessel is removed, pushing hands 13 is pulled, direction movement of the pushing hands 13 far from fixed plate 3, swing group is made to draw
It stretches elongated.Connecting hole 16 is moved to far from 3 direction of fixed plate, and connecting hole 16 drives fixed plate 3 in fixed frame 5 by locking level 6
Upper sliding, fixed plate 3 are extracted stripping head 1 out by wire 2 from vein.
When pushing hands 13 drives the movement of swing group, at the rotation connection of the second connecting rod 10 on the swing unit of the rightmost side
Mobile variable quantity compared to pushing hands 13 mobile variable quantity it is small, to make racking 7 mobile variable quantity and fixed plate 3 movement
Variable quantity is small, and the speed and fixed plate 3 to reduce 7 extruding gasbag 4 of racking pull stripping head 1 to move by wire 2
Speed, to make 1 speed of expansion of stripping head more slowly and stripping head 1 movement speed it is slower, avoid patient from feeling pain,
Improve the safety of vein stripping.
In actual use, by selecting the locking level 6 of different length, so as to the air bag 4 of fixed different deformation amount.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without departing from the inventive concept of the premise, several modifications and improvements can also be made, these should also be considered as the guarantor of the present invention
Range is protected, these all do not interfere with the effect and patent practicability that the present invention is implemented.The present invention omits the technology of description, shape
Shape, construction part are known technology.
Claims (6)
1. a kind of great saphenous vein stripper, including wire and stripping head, the stripping head are connected on one end of wire,
It is characterized in that:Fixed plate is fixedly connected on the other end of the wire, fixed plate is equipped with air bag, is set on the wire
There are connection chamber, stripping head that there is elasticity, stripping head is equipped with cavity, is connected to by wire between stripping head and air bag, described
The outside of fixed plate is equipped with slow mobile mechanism, and fixed frame, fixed plate sliding are connected between slow mobile mechanism and fixed plate
It is connected on fixed frame, fixed plate is equipped with the collet being clamped on fixed frame, and the slow mobile mechanism is equipped with pushing hands, institute
It states slow mobile mechanism and is equipped with the pressing mechanism for being used for extruding gasbag, it is detachable between the slow mobile mechanism and fixed plate
It is connected with bindiny mechanism.
2. a kind of great saphenous vein stripper according to claim 1, it is characterised in that:The slow mobile mechanism includes pendulum
Dynamic group and two closed groups, two closed groups are located at the both sides of swing group, and each closed group includes two first connecting rods,
It is rotatablely connected between the end of first connecting rod in same closed group, the swing group includes that several sequentially connected swings are single
Member, each swing unit include two second connecting rods, are rotated between the middle part of two second connecting rods on same swing unit
It connects, is rotatablely connected between the both ends of the second connecting rod on adjacent swing unit;The length of the second connecting rod is first connecting rod
Two times of length, rotation connects respectively between the end and the end of the second connecting rod in swing group of the first connecting rod in closed group
It connects.
3. a kind of great saphenous vein stripper according to claim 2, it is characterised in that:The pushing hands is connected to a closing
In group, fixed frame is connected in another closed group.
4. a kind of great saphenous vein stripper according to claim 3, it is characterised in that:The swing unit of close fixed plate
Fixinig plate is equipped at the rotation connection of second connecting rod, the pressing mechanism includes racking, and one end of racking is equipped with for squeezing
The other end of the extrusion head of pressuring gasbag, racking is connected on fixinig plate, and the inner wall of the racking is equipped with sliding slot, fixed frame
It is equipped with perforation, the inserted link being slidably connected in sliding slot is connected in perforation.
5. a kind of great saphenous vein stripper according to claim 4, it is characterised in that:The bindiny mechanism includes locking
One end of bar, locking level is rotatably connected in fixed plate, and the other end of locking level is equipped with bolt, close to the swing unit of fixed plate
On second connecting rod rotation connection at be equipped with connecting hole.
6. a kind of great saphenous vein stripper according to claim 5, it is characterised in that:The quantity of the swing unit is four
It is a.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810450753.0A CN108553147A (en) | 2018-05-11 | 2018-05-11 | A kind of great saphenous vein stripper |
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Application Number | Priority Date | Filing Date | Title |
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CN201810450753.0A CN108553147A (en) | 2018-05-11 | 2018-05-11 | A kind of great saphenous vein stripper |
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CN108553147A true CN108553147A (en) | 2018-09-21 |
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ID=63538334
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CN201810450753.0A Pending CN108553147A (en) | 2018-05-11 | 2018-05-11 | A kind of great saphenous vein stripper |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112043124A (en) * | 2020-09-30 | 2020-12-08 | 诸暨市威创电子有限公司 | Sleeping mat with insect expelling function for camping in field |
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CN106037837A (en) * | 2016-08-08 | 2016-10-26 | 王月玲 | Pneumatic separation type stripper |
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KR20090129560A (en) * | 2008-06-13 | 2009-12-17 | (주)미래컴퍼니 | Apparatus for manipulation of master robot |
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