A kind of Toluidine blue O arterial perfusion deviceTechnical field
The utility model is related to medical equipment technical field, specially a kind of Toluidine blue O arterial perfusion device.
Background technology
Intraarterial Chemotherapy is the small tumor therapeuticing method of a kind of minimally invasive, safety, pain, refers to drawing in medical imaging deviceIt leads down, by precision instruments such as special conduit, seal wires, introduces human body, local treatment is carried out to in-vivo tumour.This treatment use numberWord technology expands the visual field of doctor, and the both hands of doctor are extended by conduit, seal wire, its point of puncture only has grain of rice size,Without cutting tissue, so that it may treat it is many can not treat in the past, must operative treatment or not good enough swollen of medical treatment curative effectTumor disease.
Existing technology is after puncture is needled into artery, to take out puncture needle, so first by Puncture needle sleeve into being perfused in sheathRadiography seal wire is inserted into through sheath is perfused in blood vessel afterwards.The phenomenon that there are arterial blood outflows in piercing process, whole process is numerousIt is trivial, it is also necessary to medical worker have skilled operation skill, so therefore it is necessary to existing arterial perfusion device into advance oneStep ground technological innovation.
Utility model content
The purpose of this utility model is to provide a kind of Toluidine blue O arterial perfusion devices, to solve above-mentioned background technologyThe problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions：A kind of Toluidine blue O arterial perfusion device,Include the perfusion sheath for being perfused to trans-radial and the puncture needle being arranged inside perfusion sheath, the puncture needle is by oneNeedle tubing is formed by bending, and the front end of the puncture needle is syringe needle tube, and the rear end of the puncture needle is looper pipe, the syringe needle tube socketIt is fitted closely in the inside of perfusion sheath, and with the inner wall of perfusion sheath, the first rubber is fixedly mounted in the bottom of the perfusion sheathGlue sealing-plug, the looper pipe runs through the first consent of the first rubber seal beyond the Great Wall, and is fitted closely with the first rubber seal plug,It is provided with thread eye on the side wall of the looper pipe, the second rubber seal plug, second rubber is fixedly mounted outside the thread eyeGlue sealing-plug is provided centrally with radiography seal wire, and the radiography seal wire runs through the second rubber seal plug, and with the second rubber sealPlug fits closely, and connector sleeve is fixedly mounted in the top of the looper pipe, and the looper pipe is taken over by connector sleeve communication with detection, instituteIt states detection and takes over and be provided with valve；
The outer tube wall of the perfusion sheath is provided with Pipe sleeve clamp, and one end of the Pipe sleeve clamp is bolted to connection crossBar, the cross bar are hinged montant, and U-shaped seat is fixedly mounted in the lower end of the montant.
Preferably, the left side tip of the perfusion sheath is arranged to the left side gradient same size with syringe needle tube, works as looperWhen shifting the right side of the first rubber seal plug on the left of pipe onto, the syringe needle of syringe needle tube is completely exposed outside perfusion sheath.
Preferably, the Pipe sleeve clamp is constituted by two along the symmetrically arranged arc panel of sheath longitudinal axis is perfused, two arcsIt is bolted between shape plate.
Preferably, angle at 45 ° between the cross bar and perfusion sheath.
Preferably, it is provided with disinfection cotton pad on the inside flexure plane of the U-shaped seat.
Compared with prior art, the utility model has the beneficial effects that：
1, the utility model realizes that puncture needle and radiography seal wire are integrally formed knot by the way that thread eye is arranged on puncture needleStructure, without the step of being extracted completely by puncture needle, you can realize that radiography seal wire penetrates perfusion sheath, aspect is quick；
2, for the utility model by being taken in looper pipe connecting detection, whether there is or not blood outflows in being taken over by detection, understandArterial vascular degree is punctured to syringe needle tube, syringe needle tube is avoided to be punctured to arterial vascular rear wall, wound is reduced, realizes minimally invasive handArt；
3, the utility model increases lancet puncture artery by will fix angle at 45 ° between cross bar and perfusion sheathThe success rate of blood vessel, and stimulation of the syringe needle to patient is reduced, reduce the feeling of pain of patient.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is perfusion sheath and puncture needle schematic diagram in the utility model；
Fig. 3 is U-shaped seat structural schematic diagram in the utility model.
In figure：1 perfusion sheath, 2 puncture needles, 3 syringe needle tubes, 4 looper pipes, 5 first rubber seal plugs, 6 thread eyes, 7 secondRubber seal plug, 8 radiography seal wires, 9 connector sleeves, 10 detection take over, 11 valves, 12 Pipe sleeve clamps, 13 cross bars, 14 cross bars, 15U shapesSeat.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility modelClearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than wholeEmbodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative workThe every other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be understood that term "center", " transverse direction ", " longitudinal direction ", "upper", "lower",The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "top", "bottom", "inner", "outside" is based on shown in attached drawing 1Orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, do not indicate or imply the indicatedParticular orientation that device or structure must have, with specific azimuth configuration and operation, therefore should not be understood as new to this practicalityThe limitation of type.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively heavyThe property wanted or the quantity for implicitly indicating indicated technical characteristic.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of Toluidine blue O arterial perfusion device, packetThe puncture needle 2 for including the perfusion sheath 1 for being perfused to trans-radial and being arranged inside perfusion sheath 1, puncture needle 2 is by a needlePipe is formed by bending, and the front end of puncture needle 2 is syringe needle tube 3, and the rear end of puncture needle 2 is looper pipe 4, and syringe needle tube 3 is socketed in perfusion sheathThe inside of pipe 1, and fitted closely with the inner wall of perfusion sheath 1, the left side tip of perfusion sheath 1 is arranged to the left side with syringe needle tube 3Skew back degree same size, when the right side of the first rubber seal plug 5 is shifted in the left side of looper pipe 4 onto, the syringe needle of syringe needle tube 3 reveals completelyGo out to be perfused outside sheath 1, the first rubber seal plug 5 is fixedly mounted in the bottom of perfusion sheath 1, and looper pipe 4 runs through the first rubber sealPlug 5, and fitted closely with the first rubber seal plug 5, it is provided with thread eye 6 on the side wall of looper pipe 4, peace is fixed outside thread eye 6The second rubber seal plug 7 is filled, the second rubber seal plug 7 is provided centrally with radiography seal wire 8, and radiography seal wire 8 runs through the second rubberSealing-plug 7, and fitted closely with the second rubber seal plug 7, connector sleeve 9 is fixedly mounted in the top of looper pipe 4, and looper pipe 4 passes through9 communication with detection take over 10 of connector sleeve is detected and is provided with valve 11 on take over 10；
The outer tube wall of perfusion sheath 1 is provided with Pipe sleeve clamp 12, and Pipe sleeve clamp 12 is symmetrical along 1 longitudinal axis of sheath is perfused by twoThe arc panel of setting is constituted, and is bolted between two arc panels, one end of Pipe sleeve clamp 12 is bolted companyCross bar 13, angle at 45 ° between cross bar 13 and perfusion sheath 1 are connect, cross bar 13 is hinged montant 14, and the lower end of montant 14 is fixedly mountedU-shaped seat 15 is provided with disinfection cotton pad on the inside flexure plane of U-shaped seat 15.
Implementation steps are divided into three steps, specific as follows：
Step 1：U-shaped seat 15 is placed on patient's arm, the position that sheath 1 is perfused in Pipe sleeve clamp 12 is adjusted, makes perfusionThe front end prickle of sheath 1 enters in the epidermis of skin；
Step 2：Looper pipe 4 is pushed, syringe needle tube 3 is pierced into artery, if having arterial blood outflow in detection take over 10,Stop puncturing.Particularly, it detects the arterial blood in take over 10 and can be controlled from device for casting through valve 11 and flowed out, facilitate medical workerPatient is analyzed into qi and blood circulation promotion；
The push of radiography seal wire 8 is set in artery, pushes back looper pipe 4 by step 3, and syringe needle tube 3 is made to return in perfusion sheath 1,Then radiography seal wire 8 is pushed into the affected area of patient, carry out inspections and examinations.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiiedChange, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.