CN108578835A - Endovascular prosthesis thrombus blocks dissolving dredging care device - Google Patents
Endovascular prosthesis thrombus blocks dissolving dredging care device Download PDFInfo
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- CN108578835A CN108578835A CN201810413126.XA CN201810413126A CN108578835A CN 108578835 A CN108578835 A CN 108578835A CN 201810413126 A CN201810413126 A CN 201810413126A CN 108578835 A CN108578835 A CN 108578835A
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- dredging
- injection tube
- sealing
- rod
- driving wheel
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- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/3129—Syringe barrels
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/3148—Means for causing or aiding aspiration or plunger retraction
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
- A61M5/31548—Mechanically operated dose setting member
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
- A61M5/31578—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/3129—Syringe barrels
- A61M2005/3142—Modular constructions, e.g. supplied in separate pieces to be assembled by end-user
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to a kind of endovascular prosthesis thrombus to block dissolving dredging care device, and at least one eccentric pushing driving wheel is arranged in dredging injection tube, and eccentric pushing driving wheel can rotate in dredging injection tube；It further include the eccentric wheel rotating drive mechanism for driving eccentric pushing wheel rotation, when eccentric wheel rotating drive mechanism can drive eccentric pushing driving wheel to be rotated in dredging injection tube, sealing cock body can be pushed to be moved to close to the head end direction of dredging injection tube by rotation of the eccentric pushing driving wheel in dredging injection tube；Further include for providing sealing cock body to the lifting bindiny mechanism for moving active force far from dredging injection tube head end direction, coordinated so that sealing-plug physical efficiency moves back and forth in dredging injection tube, to realize the dissolving and dredging of thrombus in endovascular prosthesis with lifting bindiny mechanism by eccentric pushing driving wheel.The present invention can facilitate the dissolving and dredging for realizing thrombus in built-in pipe, easy to operate, securely and reliably.
Description
Technical field
The present invention relates to a kind of dredging care device, especially a kind of endovascular prosthesis thrombus blocks dissolving dredging nursing dress
It sets, belongs to the technical field of medical instrument.
Background technology
Endovascular prosthesis Preserving time in the blood vessels when, it is easy to because blood back flow enters in built-in pipe, in built-in pipe
Form thrombus.Built-in pipe pipeline can be blocked after thrombosis, influence the normal use of built-in pipe.Currently, working as built-in pipe
After thrombus, replacement built-in pipe is generally required, or dissolving dredging is carried out to thrombus in built-in pipe.By the way of replacing built-in pipe
When, it needs, by puncture procedure again, the pain of patient can be increased, and increase the medical treatment cost of patient.It is injected using syringe
When the liquid of thrombus, the haemolysis liquid that will have been dissolved is needed to be packed into syringe, then syringe is connected into built-in interface tube,
Aspirating syringe is repeatedly pushed repeatedly, syringe inner liquid medicine pressure is made ceaselessly to be converted between positive pressure and negative pressure, thus by thrombus
It gradually dissolves and is discharged, once-through operation needs, up to dozens of minutes even half an hour, medical worker to be needed to devote a tremendous amount of time
And strength, bring big inconvenience.Meanwhile if pushing syringe is firmly excessive, endovascular pipe explosion may be caused, occur not
Good event.
Therefore, clinical to need a kind of built-in pipe progress Quick dredging that special equipment blocks thrombus, can ensure safety and
The operation of medical staff's fatigue can be reduced.
Invention content
The purpose of the present invention is overcoming the deficiencies in the prior art, a kind of endovascular prosthesis thrombus blocking dissolving is provided
Nursing device is dredged, it is compact-sized, the dissolving and dredging for realizing thrombus in built-in pipe can be facilitated, it is easy to operate, securely and reliably.
According to technical solution provided by the invention, the endovascular prosthesis thrombus blocks dissolving dredging care device, including
It dredging injection tube for accommodating thrombolysis liquid and is assemblied in dredging injection tube and is adapted to the dredging injection tube
The sealing-plug body of rod is arranged in the sealing cock body of connection on the sealing cock body, sealing cock body can be driven to exist by the sealing-plug body of rod
Dredge movement in injection tube；
At least one eccentric pushing driving wheel is set in the dredging injection tube, and the eccentric pushing driving wheel is in dredging injection tube
It is always positioned at the top of sealing cock body, eccentric pushing driving wheel can rotate in dredging injection tube；Further include for driving eccentric promotion
The eccentric wheel rotating drive mechanism of rotation is taken turns, eccentric wheel rotating drive mechanism can drive eccentric pushing driving wheel to turn in dredging injection tube
When dynamic, sealing cock body can be pushed to close to the head end side of dredging injection tube by rotation of the eccentric pushing driving wheel in dredging injection tube
To movement；
Further include connecting machine to the lifting for moving active force far from dredging injection tube head end direction for providing sealing cock body
Structure is coordinated with lifting bindiny mechanism so that sealing-plug physical efficiency moves back and forth in dredging injection tube, with reality by eccentric pushing driving wheel
The dissolving and dredging of thrombus in existing endovascular prosthesis.
The head end setting injection connector of the dredging injection tube, the injection connector are connected to dredging injection tube, and
Lu Shi interfaces are set on injection connector.
Two eccentric pushing driving wheels are set in the dredging injection tube, and the eccentric pushing driving wheel is symmetrically distributed in sealing stopper rod
The both sides of body, two eccentric pushing driving wheels are connected by crossing the camshaft of the sealing-plug body of rod, and camshaft can be in the sealing-plug body of rod
Interior rotation, and camshaft can be along the length direction activity of the sealing-plug body of rod in the sealing-plug body of rod.
In the outside of eccentric pushing driving wheel setting support connecting shaft, one end of the support connecting shaft connects with eccentric pushing driving wheel
It connects, supports the other end of connecting shaft to be connect with dredging injection tube, and support connecting shaft that eccentric pushing driving wheel can be followed to rotate synchronously.
The eccentric wheel rotating drive mechanism include be assemblied in it is any support connecting shaft on rotate gear and with it is described
The drawing rack of rotate gear adaptation, it is described to pull the drawing tooth that is arranged on rack and be engaged with rotate gear；
Drawing rack runs through dredging injection tube and drawing rack can move in dredging injection tube, when drawing rack moves,
By pulling the drawing tooth on rack with after rotate gear cooperation, support connecting shaft and eccentric pushing wheel rotation can be driven.
It is described drawing rack length direction it is vertical with the length direction of the sealing-plug body of rod, pull rack both ends be pierced by it is thin
Outside logical injection tube, one end setting rack limited block of rack is pulled, pulls the other end setting stretch ring of rack.
The eccentric wheel rotating drive mechanism includes the promotion linking arm being connect with an eccentric pushing driving wheel and is pushed away with described
The driving handle of dynamic linking arm adaptation connection, pushes the other end of linking arm to be pierced by outside dredging injection tube, and driving handle, which is located at, to be dredged
Outside logical injection tube, by driving handle, push linking arm that two eccentric pushing driving wheels can be driven to rotate synchronously.
The lifting bindiny mechanism includes being set to the elastomer of sealing-plug body of rod internal upper part and positioned at the elastomer
Flexibly positioned connector between camshaft, elastomer are in compressive state, flexibly positioned company always in the sealing-plug body of rod
Junctor can be along the length direction activity of the sealing-plug body of rod in the sealing-plug body of rod.
The end set body of rod handle of the sealing-plug body of rod, the body of rod handle are located at outside the tail end of injection tube.
Advantages of the present invention：Eccentric pushing driving wheel can be driven to turn in dredging injection tube by eccentric wheel rotating drive mechanism
It is dynamic, the promotion to sealing cock body can be realized after eccentric pushing wheel rotation, can be provided by lifting bindiny mechanism and seal cock body to remote
Movement active force from dredging injection tube head end direction, being coordinated with lifting bindiny mechanism by eccentric pushing driving wheel can be so that sealing-plug
Body moves back and forth in dredging injection tube, and the thrombolysis liquid dredged in injection tube is slowly injected into endovascular prosthesis to realize
It is interior, the dissolving and dredging of thrombus in endovascular prosthesis are then realized, so as to facilitate the dissolving of thrombus in realization built-in pipe and dredge
It is logical, it is easy to operate, securely and reliably.
Description of the drawings
Fig. 1 is a kind of implementation structural schematic diagram of the present invention.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is that the another of the present invention implements structural schematic diagram.
Fig. 4 is the side view in Fig. 3.
Reference sign：1- dredges injection tube, 2- sealings cock body, 3- injections connector, 4- Lu Shi interfaces, 5- body of rod hands
Handle, the 6- sealing-plugs body of rod, 7- elastomers, the flexibly positioned connectors of 8-, 9- connecting shafts limited block, 10- eccentric pushings driving wheel, 11- bars
Body connecting pole, 12- drawings rack, 13- supports connecting shaft, 14- rotate gears, 15- camshafts, 16- racks limited block, 17-
Stretch ring, 18- drawings tooth, 19- push linking arm and 20- driving handles.
Specific implementation mode
With reference to specific drawings and examples, the invention will be further described.
In order to facilitate the dissolving and dredging of realizing thrombus in built-in pipe, raising is easy to operate, and the present invention includes for receiving
Hold the dredging injection tube 1 of thrombolysis liquid and is assemblied in dredging injection tube 1 and is adapted to connection with the dredging injection tube 1
Sealing cock body 2, the sealing-plug body of rod 6 is set on the sealing cock body 2, can be driven by the sealing-plug body of rod 6 and be sealed cock body 2 and exist
Dredge movement in injection tube 1；
At least one eccentric pushing driving wheel 10 of setting in the dredging injection tube 1, the eccentric pushing driving wheel 10 are noted in dredging
The top of sealing cock body 2 is always positioned in shooting cylinder 1, eccentric pushing driving wheel 10 can the rotation in dredging injection tube 1；Further include for driving
The eccentric wheel rotating drive mechanism of dynamic 10 rotation of eccentric pushing driving wheel, eccentric wheel rotating drive mechanism can drive eccentric pushing driving wheel 10 to exist
Dredge injection tube 1 in rotation when, by eccentric pushing driving wheel 10 dredging injection tube 1 in rotation can push sealing cock body 2 to by
The head end direction movement of nearly dredging injection tube 1；
Further include for providing sealing cock body 2 to the lifting connection for moving active force far from 1 head end direction of dredging injection tube
Mechanism is coordinated with lifting bindiny mechanism by eccentric pushing driving wheel 10 and sealing cock body 2 is back and forth transported in dredging injection tube 1
It is dynamic, with to realize the dissolving and dredging of thrombus in endovascular prosthesis.
Specifically, dredging injection tube 1 is in syringe-shaped, and existing common urokinase may be used in thrombolysis liquid, chain swashs
Enzyme or other can realize the liquid of thrombolysis, dredging injection tube 1, sealing cock body 2, the sealing-plug body of rod 6 be all made of meet it is medical
The material of standard is made.Inner cavity, the sealing cock body 2 for dredging injection tube 1 are cylindrical, and the outer diameter and dredging for sealing cock body 2 are noted
The internal diameter of shooting cylinder 1 is adapted, and is sealed and is used existing common fit form between cock body 2 and dredging injection tube 1, that is, utilizes sealing-plug
Body 2 can dredge Actosolv liquid-tight be enclosed in injection tube 1, and sealing cock body 2 can move in dredging injection tube 1, work as sealing
When cock body 2 moves in dredging injection tube 1 along the length direction of injection tube 1, external thrombolysis liquid can be sucked dredging
In injection tube 1, or the release of the thrombolysis liquid in injection tube 1 will be dredged, specially known to those skilled in the art, this
Place repeats no more.
For the ease of realizing the operation to sealing cock body 2, setting sealing piston club shaft 6, sealing-plug on sealing cock body 2
The outer diameter of the body of rod 6 is less than the internal diameter of dredging injection tube 1, and usually, the sealing-plug body of rod 6 is in coaxial distribution with dredging injection tube 1.Tool
When body is implemented, one end of the sealing-plug body of rod 6 is connect with sealing cock body 2, the other end setting body of rod handle 5 of the sealing-plug body of rod 6,
The body of rod handle 5 is located at outside the tail end of dredging injection tube 1.Sealing cock body 2 can be conveniently pushed or pull on by the sealing-plug body of rod 6
Movement in dredging injection tube 1.
When setting generation thrombus in pipe in the blood vessels, i.e., thrombus, which blocks endovascular prosthesis, causes endovascular prosthesis normal
It uses, and after thrombus closure endovascular prosthesis, the thrombolysis liquid dredged in injection tube 1 also can not be successfully into endovascular
In pipe, that is, it cannot achieve effective dissolving to thrombus.Thrombolysis liquid in order to safe and efficient is injected into endovascular prosthesis
It is interior, it is required that sealing cock body 2 moves back and forth in dredging injection tube 1 in short-range, dredging is noted with realizing
Thrombolysis liquid in shooting cylinder 1 is slowly injected into endovascular prosthesis, to realize that thrombolysis creates conditions, also avoids operation not
When lead to endovascular pipe explosion the case where.After thrombolysis liquid is to thrombolysis in endovascular prosthesis, need immediately
Stop the operation for continuing to inject thrombolysis liquid into endovascular prosthesis.
When it is implemented, to achieve the goals above, at least one eccentric pushing driving wheel of setting in the dredging injection tube 1
10, after eccentric pushing driving wheel 10 is installed in dredging injection tube 1, eccentric pushing driving wheel 10 can only rotate in dredging injection tube 1, and nothing
Length direction of the method along the dredging injection tube 1 in dredging injection tube 1 moves.Eccentric pushing driving wheel 10 is in dredging injection tube 1
Positioned at the outside of sealing cock body 2, and in a state of use, eccentric pushing driving wheel 10 is mutual with sealing cock body 2 in dredging injection tube 1
It is neighbouring, so that eccentric pushing driving wheel 10 can push the movement of sealing cock body 2.
In the embodiment of the present invention, drive eccentric pushing driving wheel 10 in dredging injection tube 1 by eccentric wheel rotating drive mechanism
Rotation；Wherein, eccentric wheel rotating drive mechanism moves along a straight line in dredging injection tube 1, and eccentric pushing driving wheel 10 is pushed to rotate, eccentric
After pushing 10 rotation of wheel, the rotation of sealing cock body 2 can be pushed.It, can be so that sealing-plug when eccentric pushing driving wheel 10 pushes sealing cock body 2
Body 2 moves in dredging injection tube 1 to the head end of dredging injection tube 1, can generate thrombolysis liquid releasing dredging injection
Active force outside cylinder 1.
In addition, providing driving sealing cock body 2 to the movement far from 1 head end direction of dredging injection tube by lifting bindiny mechanism
Active force, to after the promotion of eccentric pushing driving wheel 10 seals cock body 2, be answered under the effect of lifting bindiny mechanism so that sealing cock body 2
Position, i.e., being coordinated by rotation forces mechanism and lifting bindiny mechanism can be so that sealing cock body 2 realization short distance in dredging injection tube 1
From reciprocating motion, with realize by dredge injection tube 1 in thrombolysis liquid be slowly injected into endovascular prosthesis.
Further, the head end setting injection connector 3 of the dredging injection tube 1, the injection connector 3 are noted with dredging
Shooting cylinder 1 is connected to, and the setting Lu Shi interfaces 4 on injection connector 3.
In the embodiment of the present invention, injection connector 3 is located at the head end of dredging injection tube 1, and the outer diameter for injecting connector 3 is far small
In the outer diameter of dredging injection tube 1, the length direction for injecting connector 3 is consistent with the dredging length direction of injection tube 1, and injection connects
The length of connector 3 is less than the length of dredging injection tube 1, and can liquid-tight be enclosed in of Actosolv cock body 2 be sealed by sealing cock body 2
Between injection connector 3.Injection connector 3 is adapted to endovascular prosthesis, and dredging injection tube 1 is by injecting connector 3 and blood
The adaptation connection of pipe built-in pipe.Connector 3 is injected with dredging injection tube 1 using coaxial distribution or non-coaxial distribution can specifically may be used
To carry out selection determination as needed.
Further, two eccentric pushing driving wheels 10 are set in the dredging injection tube 1, and the eccentric pushing driving wheel 10 is symmetrical
The both sides of the sealing-plug body of rod 6 are distributed in, two eccentric pushing driving wheels 10 are connected by crossing the camshaft 15 of the sealing-plug body of rod 6, partially
Heart wheel shaft 15 can rotate in the sealing-plug body of rod 6, and camshaft 15 can be along the length of the sealing-plug body of rod 6 in the sealing-plug body of rod 6
Spend direction activity.
In the embodiment of the present invention, camshaft 15 crosses the sealing-plug body of rod 6, when eccentric pushing driving wheel 10 rotates, camshaft
15 follow eccentric pushing driving wheel 10 to be rotated in the sealing-plug body of rod 6.When sealing cock body 2 when dredging movement in injection tube 1, stopper rod is sealed
Body 6 can follow sealing cock body 2 to move synchronously, in order to not influence the movement of the sealing-plug body of rod 6 and the rotation of camshaft 15,
Body of rod hole is set on the sealing-plug body of rod 6, and body of rod hole is distributed along the length direction of the sealing-plug body of rod 6, i.e., can be provided by body of rod hole
The space mutually moved between camshaft 15 and the sealing-plug body of rod 6 can also enable camshaft 15 in 6 turns of the sealing-plug body of rod
Dynamic demand.
It is driven respectively to illustrate that eccentric wheel rotates below by the embodiment and Fig. 3 of Fig. 1 and Fig. 2 and the embodiment of Fig. 4
Specific engagement process of the mechanism to eccentric pushing driving wheel.
As depicted in figs. 1 and 2, support connecting shaft 13, the support connecting shaft 13 are set in the outside of eccentric pushing driving wheel 10
One end connect with eccentric pushing driving wheel 10, support connecting shaft 13 the other end with dredging injection tube 1 connect, and support connecting shaft 13
Eccentric pushing driving wheel 10 can be followed to rotate synchronously.
The eccentric wheel rotating drive mechanism include be assemblied in it is any support connecting shaft 13 on rotate gear 14 and with
The drawing rack 12 that the rotate gear 14 is adapted to, it is described to pull the drawing tooth that is arranged on rack 12 and be engaged with rotate gear 14
18；
It pulls rack 12 and runs through dredging injection tube 1 and pull rack 12 and can be moved in dredging injection tube 1, pull rack 12
When movement, after being coordinated by the drawing tooth 18 and the rotate gear 14 that pull on rack 12, can drive and support connecting shaft 13 and inclined
The heart pushes 10 rotation of wheel.
Can be rotation of the eccentric pushing driving wheel 10 in dredging injection tube 1 by supporting connecting shaft 13 in the embodiment of the present invention
Effectively support is provided, the other end that the support connecting shaft 13 is connect with eccentric pushing driving wheel 10 is pierced by outside dredging injection tube 1, and
Connecting shaft 13 is supported to be located at the end set connecting shaft limited block 9 outside dredging injection tube 1.It is avoided that by connecting shaft limited block 9
The disengaging out of dredging injection tube 1 of connecting shaft 13 is supported, what guarantee support connecting shaft 13 was rotated and supported in dredging injection tube 1
Stability and dependability.
One rotate gear 14 is set in dredging injection tube 1, i.e. rotate gear 14 is fixed with any support connecting shaft 13
Connection, pulls setting drawing tooth 18 on rack 12, drawing tooth 18 along drawing rack 12 length direction distribution, drawing tooth 18 can and
Rotate gear 14 engages.
Rack 12 is pulled through dredging injection tube 1, drawing rack 12 linear motion in dredging injection tube 1 passes through drawing
The cooperation of tooth 18 and rotate gear 14 can drive rotate gear 14 to rotate, and after rotate gear 14 rotates, support 13 energy of connecting shaft
It follows rotate gear 14 to rotate, and then realizes the rotation of driving eccentric pushing driving wheel 10.
In addition, the length direction of the drawing rack 12 is vertical with the length direction of the sealing-plug body of rod 6, drawing rack 12
Both ends are pierced by outside dredging injection tube 1, one end setting rack limited block 16 of drawing rack 12, the other end setting of drawing rack 12
Stretch ring 17.In the embodiment of the present invention, rack limited block 16, stretch ring 17 are respectively positioned on outside dredging injection tube 1, are limited by rack
Block 16, stretch ring 17 avoid disengaging of the drawing rack 12 when dredging linear motion in injection tube 1 with dredging injection tube 1, and logical
The drawing realized to pulling rack 12 can be facilitated by crossing stretch ring 17, realize the movement of drawing rack 12, and then realize to eccentric pushing
The rotation of driving wheel 10 drives.
Further, the lifting bindiny mechanism includes being set to the elastomer 7 of 6 internal upper part of the sealing-plug body of rod and being located at
Flexibly positioned connector 8 between the elastomer 7 and camshaft 15, elastomer 7 are in compression always in the sealing-plug body of rod 6
State, flexibly positioned connector 8 can be along the length direction activities of the sealing-plug body of rod 6 in the sealing-plug body of rod 6.
In the embodiment of the present invention, elastomer 7 may be used the elastomeric elements such as spring and be made, and elastomer 7 is located at flexibly positioned
Between connector 8 and body of rod handle 5, elastomer 7 is in compressive state always in the sealing-plug body of rod 6, that is, passes through 7 energy of elastomer
So that flexibly positioned connector 8 has the trend moved to cam connection axis direction always.It is sealed when eccentric pushing driving wheel 10 pushes
Cock body 2 can be resetted to after being moved close to the head end direction of dredging injection tube 1 under the action of elastomer 7 so that sealing cock body 2.
Certainly, when by the sealing-plug body of rod 6 will seal cock body 2 push to dredge injection tube 1 head when, in extremely compress
The elastomer 7 of state can be so that sealing cock body 2 be moved to the head end direction far from injection tube 1.In addition, the head of the sealing-plug body of rod 6
End is body of rod connecting pole 11, and the body of rod connecting pole 11 has corresponding connection hardness and intensity, it is ensured that the sealing-plug body of rod 6 with it is close
The reliability connected between blocking body 2.Body of rod hole is located at the top of body of rod connecting pole 11, passes through the eccentric wheel in the body of rod hole
Axis 15 also is located at the top of body of rod connecting pole 11.
As shown in Figure 3 and Figure 4, it is that the another of the present invention implements structure, wherein the eccentric wheel rotating drive mechanism packet
It includes the promotion linking arm 19 being connect with an eccentric pushing driving wheel 10 and is adapted to the driving handle of connection with the promotion linking arm 19
20, push the other end of linking arm 19 to be pierced by outside dredging injection tube 1, driving handle 20 is located at outside dredging injection tube 1, passes through promotion
Handle 20 pushes linking arm 19 that two eccentric pushing driving wheels 10 can be driven to rotate synchronously.
When it is implemented, dredging in two eccentric pushing driving wheels 10 in injection tube 1, two eccentric pushing driving wheels 10 are also by bias
Wheel shaft 15 connects；The outside of one eccentric pushing driving wheel 10 is connect with support connecting shaft 13, and another eccentric pushing driving wheel 10 is connected with promotion
Arm 19 connects, and one end of support connecting shaft 13 is connect with eccentric pushing driving wheel 10, and the other end of support connecting shaft 13 is pierced by dredging note
Outside shooting cylinder 1.It pushes one end of linking arm 19 to be connect with eccentric pushing driving wheel 10, the other end of linking arm 19 is pushed to be pierced by dredging injection
Outside cylinder 1, driving handle 20 is located at the end for pushing linking arm 19 to be located at outside dredging injection tube 1.It pushes linking arm 19 L-shaped, pushes away
Dynamic linking arm 19 can be rotated relative to dredging injection tube 1, when pushing linking arm 19 to rotate, can push two 10 turns of eccentric pushing driving wheels
Dynamic, eccentric pushing driving wheel 10 is identical as Fig. 1, Fig. 2 embodiment as the specific matching relationship of sealing cock body 2 after rotating, and can specifically join
Examine above description.
In addition, lifting bindiny mechanism etc. is also identical as the performance in above-mentioned Fig. 1, Fig. 2, it can specifically refer to and above state
Bright, details are not described herein again.
Claims (9)
1. a kind of endovascular prosthesis thrombus blocks dissolving dredging care device, it is characterized in that：Including being used to accommodate Actosolv
The dredging injection tube (1) of liquid and the sealing for being assemblied in dredging injection tube (1) and being adapted to the dredging injection tube (1) connection
The sealing-plug body of rod (6) is arranged in cock body (2) on the sealing cock body (2), and sealing cock body can be driven by the sealing-plug body of rod (6)
(2) movement in dredging injection tube (1)；
At least one eccentric pushing driving wheel (10) of setting, the eccentric pushing driving wheel (10) are being dredged in the dredging injection tube (1)
The top of sealing cock body (2) is always positioned in injection tube (1), eccentric pushing driving wheel (10) can the rotation in dredging injection tube (1)；Also
Including the eccentric wheel rotating drive mechanism for being used to drive eccentric pushing driving wheel (10) to rotate, eccentric wheel rotating drive mechanism can drive partially
The heart pushes wheel (10) when dredging rotation in injection tube (1), passes through rotation of the eccentric pushing driving wheel (10) in dredging injection tube (1)
Sealing cock body (2) can be pushed to be moved to close to the head end direction of dredging injection tube (1)；
Further include for providing sealing cock body (2) to the lifting connection for moving active force far from dredging injection tube (1) head end direction
Mechanism is coordinated with lifting bindiny mechanism so that sealing cock body (2) can be past in dredging injection tube (1) by eccentric pushing driving wheel (10)
Multiple movement, to realize the dissolving and dredging of thrombus in endovascular prosthesis.
2. endovascular prosthesis thrombus according to claim 1 blocks dissolving dredging care device, it is characterized in that：The dredging
The head end setting injection connector (3) of injection tube (1), the injection connector (3) is connected to dredging injection tube (1), and is noting
It penetrates and Lu Shi interfaces (4) is set on connector (3).
3. endovascular prosthesis thrombus according to claim 1 blocks dissolving dredging care device, it is characterized in that：It is dredged described
Two eccentric pushing driving wheels (10) are set in logical injection tube (1), the eccentric pushing driving wheel (10) is symmetrically distributed in the sealing-plug body of rod (6)
Both sides, two eccentric pushing driving wheels (10) by cross the sealing-plug body of rod (6) camshaft (15) connect, camshaft (15) energy
The rotation in the sealing-plug body of rod (6), and camshaft (15) in the sealing-plug body of rod (6) interior energy along the length of the sealing-plug body of rod (6)
Direction activity.
4. endovascular prosthesis thrombus according to claim 3 blocks dissolving dredging care device, it is characterized in that：In eccentric pushing
The outside setting support connecting shaft (13) of driving wheel (10), one end and the eccentric pushing driving wheel (10) of the support connecting shaft (13) connect
It connects, the other end of support connecting shaft (13) is connect with dredging injection tube (1), and supports connecting shaft (13) that can follow eccentric pushing driving wheel
(10) it rotates synchronously.
5. endovascular prosthesis thrombus according to claim 4 blocks dissolving dredging care device, it is characterized in that：The bias
Wheel rotating drive mechanism include the rotate gear (14) being assemblied on any support connecting shaft (13) and with the rotate gear
(14) the drawing rack (12) being adapted to, it is described to pull the drawing tooth that is arranged on rack (12) and be engaged with rotate gear (14)
(18)；
It pulls rack (12) and runs through dredging injection tube (1) and pull rack (12) and can be moved in dredging injection tube (1), pull tooth
When item (12) moves, by pulling the drawing tooth (18) on rack (12) with after rotate gear (14) cooperation, support can be driven to connect
Spindle (13) and eccentric pushing driving wheel (10) rotation.
6. endovascular prosthesis thrombus according to claim 5 blocks dissolving dredging care device, it is characterized in that：The drawing
The length direction of rack (12) is vertical with the length direction of the sealing-plug body of rod (6), and the both ends of drawing rack (12) are pierced by dredging note
Outside, stretch ring is arranged in the other end of one end setting rack limited block (16) of drawing rack (12), drawing rack (12) to shooting cylinder (1)
(17)。
7. endovascular prosthesis thrombus according to claim 3 blocks dissolving dredging care device, it is characterized in that：The bias
Wheel rotating drive mechanism include the promotion linking arm (19) being connect with an eccentric pushing driving wheel (10) and with the promotion linking arm
(19) driving handle (20) of adaptation connection, pushes the other end of linking arm (19) to be pierced by dredging injection tube (1) outside, driving handle
(20) it is located at dredging injection tube (1) outside, by driving handle (20), pushes linking arm (19) that two eccentric pushing driving wheels can be driven
(10) it rotates synchronously.
8. endovascular prosthesis thrombus according to claim 3 blocks dissolving dredging care device, it is characterized in that：The lifting
Bindiny mechanism includes being set to the elastomer (7) of the sealing-plug body of rod (6) internal upper part and positioned at the elastomer (7) and eccentric wheel
Flexibly positioned connector (8) between axis (15), elastomer (7) are in compressive state always in the sealing-plug body of rod (6), and elasticity is fixed
Position connector (8) is in the sealing-plug body of rod (6) interior energy along the length direction activity of the sealing-plug body of rod (6).
9. endovascular prosthesis thrombus according to claim 1 blocks dissolving dredging care device, it is characterized in that：The sealing
The end set body of rod handle (5) of stopper rod body (6), the body of rod handle (5) are located at outside the tail end of injection tube (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810413126.XA CN108578835B (en) | 2018-05-03 | 2018-05-03 | Blood vessel embeds pipe thrombus and blocks up mediation nursing device that dissolves |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810413126.XA CN108578835B (en) | 2018-05-03 | 2018-05-03 | Blood vessel embeds pipe thrombus and blocks up mediation nursing device that dissolves |
Publications (2)
| Publication Number | Publication Date |
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| CN108578835A true CN108578835A (en) | 2018-09-28 |
| CN108578835B CN108578835B (en) | 2020-09-01 |
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|---|---|---|---|
| CN201810413126.XA Active CN108578835B (en) | 2018-05-03 | 2018-05-03 | Blood vessel embeds pipe thrombus and blocks up mediation nursing device that dissolves |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876273A (en) * | 2019-03-20 | 2019-06-14 | 青岛大学附属医院 | A kind of bushing type PICC dredger |
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| CN108578835B (en) | 2020-09-01 |
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