CN208339580U

CN208339580U - Seal wire sting device under the first puncture and intubation of CVC

Info

Publication number: CN208339580U
Application number: CN201721464838.1U
Authority: CN
Inventors: 王燕; 王悦
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-06
Filing date: 2017-11-06
Publication date: 2019-01-08
Anticipated expiration: 2027-11-06

Abstract

The utility model provides seal wire sting device under the first puncture and intubation of CVC, including puncture needle, indwelling tube, seal wire, conduit and conduit retainers, puncture needle is inserted into indwelling tube, sharp portion is arranged in the top of puncture needle, puncture needle sets gradually needle handle and double-vane gripping device along bottom, and pin hole is arranged on needle handle, and seal wire is pierced by the sharp portion at the top of puncture needle through pin hole, conduit penetrates skin, conduit retainers fixed catheter along one end of seal wire.The utility model has the beneficial effects that solving CVC sets pipe with 16G, it is about the puncture needle secondary puncture of 7CM, improves the success rate of one-time puncture, reduces the incidence of the complication such as pneumothorax；With the unnecessary pains such as patient's pneumothorax are reduced, patient's hospitalization cost and hospital stays are reduced；Mitigate the psychological burden and pressure of the person that sets pipe, improves the advantages that CVC sets the operating process of pipe.

Description

Seal wire sting device under the first puncture and intubation of CVC

Technical field

The utility model belongs to the field of medical instrument technology, wears more particularly, to seal wire under a kind of first puncture and intubation of CVC Thorn device.

Background technique

Pipe is set through subclavian vein puncture central vein (CVC) to be clinically widely used, and is clinical treatment, is given emergency treatment to a patient Important life access, suitable for clinical departments solve long-term infusion and total parenteral nutrition needs, have it is extremely important Practical value.

In existing technology, CVC is set in pipe process, needs first to be tried on 5ml syringe, again with being about wearing for 7cm Pricker carries out secondary inserting needle, only with the memory and experience of the person that sets pipe, is easy to happen puncture failure, for the person that sets pipe, especially It is that new hand will increase the fear and pavid psychology for setting pipe after its psychological burden and pressure and pneumothorax for CVC.Also, CVC is set Pneumothorax incidence is up to 4%-6% in pipe complication.Less serious case claps rabat observation repeatedly, and severe one needs closed drainage of pleural cavity indwelling chest Bottle brings unnecessary pain to patient, increases hospitalization cost and hospital stays.

Summary of the invention

Problem to be solved in the utility model is to provide seal wire sting device under a kind of first puncture and intubation of CVC, and purpose exists In the success rate for improving one-time puncture, the complication rates such as pneumothorax are reduced.

In order to solve the above technical problems, the technical solution adopted in the utility model is: seal wire is worn under the first puncture and intubation of CVC Thorn device, including puncture needle, indwelling tube, seal wire, conduit and conduit retainers, the puncture needle are inserted into the indwelling tube, Sharp portion is arranged in the top of the puncture needle, and the puncture needle sets gradually needle handle and double-vane gripping device along bottom, described Pin hole is set on needle handle, and the seal wire is pierced by the sharp portion at the top of the puncture needle through pin hole, and the conduit is along the seal wire One end penetrates skin, the fixed conduit of the conduit retainers.

It further, further include syringe, the syringe end is inserted into inside the needle handle.

It further, further include limiter, the limiter is movably coupled on the indwelling tube.

Further, the outer diameter of the puncture needle is 16G, a length of 5cm of puncture needle.

Further, preliminary filling mouth is set on the puncture needle and blood back mouth, the blood back mouth is set under the sharp portion Side, the preliminary filling mouth are set to above the double-vane gripping device.

It further, further include protective case, the protective case removably covers the sharp portion at the top of the puncture needle.

Further, the conduit retainers include stationary plane and adhesive surface, and the stationary plane includes upper hinge and lower conjunction Page, the upper hinge and lower jaw clamping, the adhesive surface are fixed on the lower jaw.

Further, it is respectively provided with locating slot on the upper hinge and the lower jaw, the conduit is placed on the positioning In slot, the tail end of the conduit connects calparine cap.

Further, the adhesive surface uses circular design, and the adhesive surface is distributed along the even circumferential of the stationary plane, The adhesive surface is at least four.

Further, the indwelling tube is hose, and is made of medical grade material, and the medical grade material is fluororesin Or polyurethane.

The utility model has the advantages and positive effects of: due to the adoption of the above technical scheme, solving CVC and sets pipe utilization 16G is about the puncture needle secondary puncture of 7CM, improves the success rate of one-time puncture, reduces the incidence of the complication such as pneumothorax；Tool It is reduced the unnecessary pain such as patient's pneumothorax, reduces patient's hospitalization cost and hospital stays；Mitigate the psychological burden for the person that sets pipe And pressure, improve the advantages that CVC sets the operating process of pipe.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the puncture needle structure schematic diagram of the utility model；

Fig. 3 is the indwelling tube structural schematic diagram of the utility model；

Fig. 4 is the syringe construction schematic diagram of the utility model；

Fig. 5 is the fixture structure schematic diagram of the utility model.

In figure:

1, puncture needle 2, indwelling tube 3, protective case

4, syringe 5, conduit retainers 11, sharp portion

12, blood back mouth 13, preliminary filling mouth 14, double-vane gripping device

15, needle handle 16, pin hole 21, limiter

41, syringe end 42, syringe tail portion 51, adhesive surface

52, locating slot 53, stationary plane

Specific embodiment

As depicted in figs. 1 and 2, seal wire sting device under the first puncture and intubation of this example CVC, including puncture needle 1, indwelling tube 2, seal wire, conduit and conduit retainers 5, puncture needle 1 are inserted into indwelling tube 2, and sharp portion 11 is arranged in the top of puncture needle 1, are worn The outer diameter of pricker 1 is 16G, puncture needle 1 a length of 5cm, small to the wound of blood vessel, reduces the damage to blood vessel, healing rate is fast. Puncture needle 1 sets gradually needle handle 15 and double-vane gripping device 14 along bottom, and pin hole 16, pin hole is arranged in 15 bottom centre position of needle handle 16 are connected to the sharp portion 11 of puncture needle 1.Seal wire is pierced by the sharp portion 11 at 1 top of puncture needle through pin hole 16, and conduit is along seal wire One end penetrates skin, 5 fixed catheter of conduit retainers.Seal wire sting device further includes protective case 3 under the first puncture and intubation of CVC, Protective case 3 removably covers the sharp portion 11 at 1 top of puncture needle, protects puncture needle not by the pollution of environment.

Preliminary filling mouth 13 and blood back mouth 12 are set on puncture needle 1, and blood back mouth 12 is set to the side of 11 lower section of sharp portion, preliminary filling Mouthfuls 13 are set to 14 upper side of double-vane gripping device, by the pin hole 16 of 15 bottom centre of needle handle to puncture needle 1 before puncturing Saline injection carries out preliminary filling to puncture needle 1, meanwhile, physiological saline passes through 13 pairs of indwelling tubes 2 of preliminary filling mouth on puncture needle 1 Preliminary filling is carried out, the air inside indwelling equipment is emptied, prevents gas from entering blood vessel, patient is damaged.

As shown in figure 3, seal wire sting device further includes limiter 21 under the first puncture and intubation of CVC, limiter 21 can be upper and lower Mobile is connected on indwelling tube 2, and the conduit of indwelling tube 2 is hose, and hose can protrude into blood vessel, be not easy to take off than puncture needle depth Out, hose is made of medical grade material, and flexibility is good, does not damage vascular wall, and medical grade material is fluororesin or polyurethane.Into The hose for entering blood vessel can be bent, blood compatibility with higher with the bending of blood vessel, can be retained in trouble for a long time Small to the wound of blood vessel in the blood vessel of person, healing is fast.

As shown in figure 4, seal wire sting device further includes syringe 4, the syringe of syringe 4 under the first puncture and intubation of CVC End 41 is inserted into inside the needle handle 15 of puncture needle 1, and syringe end 41 and 15 end of needle handle are fitted close, and scutching medicine is directly worn It crosses skin and enters blood vessel, avoid and set in pipe process, first tried on 5ml syringe, use the secondary inserting needle of puncture needle again, to trouble Person and medical staff's bring burden and pressure, guarantee one-time puncture success.

As shown in figure 5, seal wire sting device further includes conduit retainers 5, conduit retainers packet under the first puncture and intubation of CVC Stationary plane 53 and adhesive surface 51 are included, stationary plane 53 includes upper hinge and lower jaw, and upper hinge, by being connected together, is glued with lower jaw Conjunction face 51 is fixed on lower jaw, is respectively provided with locating slot 52 on upper hinge and lower jaw, conduit is placed in the locating slot, leads The tail end of pipe connects calparine cap.Adhesive surface 51 uses circular design, and adhesive surface 51 is distributed along the even circumferential of stationary plane 53, bonding Face 51 is at least four, is fixed on conduit is stronger on patient's epidermis, can effectively prevent because patient activity or Make catheter displacement under external force or falls off.

The course of work of this example: clinostatism looks for point of puncture, removes protective case, and puncture needle is inserted into indwelling tube, punctures The bottom of needle is pierced by out of indwelling tube, and the needle handle of puncture needle connects syringe, by the pin hole saline injection of needle handle bottom, 16G (5CM) puncture needle scutching medicine, promotion double-vane gripping device after disinfection, puncture needle is directly through 25-40 ° of inserting needle after skin 2-3cm enters blood vessel.It pulls double-vane gripping device to exit puncture needle on one side, the hose of puncture needle housing is promoted into blood vessel on one side 2-3cm is sent into seal wire through puncture needle, is sent into veins indwelling catheter along seal wire, the hinge of last conduit retainers, which is fastened, leads Pipe, is pasted onto patient's epidermis by adhesive surface and fixes.

The beneficial effects of the utility model are: the puncture needle that CVC sets pipe is set, application safety type remaining needle one-time puncture, It exits steel needle, directly guarantees one-time puncture success into seal wire in hose, solve CVC and set pipe with 16G, be about the puncture needle of 7CM Secondary puncture improves the success rate of one-time puncture, reduces the incidence of the complication such as pneumothorax；It is unnecessary to reduce patient's pneumothorax etc. Pain reduces patient's hospitalization cost and hospital stays；Mitigate the psychological burden and pressure of the person that sets pipe, improves the operation that CVC sets pipe Process.

One embodiment of the utility model is described in detail above, but the content is only the utility model Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model All the changes and improvements etc., should still belong within the patent covering scope of the utility model.

Claims

Seal wire sting device under the first puncture and intubation of 1.CVC, it is characterised in that: including puncture needle, indwelling tube, seal wire, conduit and Conduit retainers, the puncture needle are inserted into the indwelling tube, and sharp portion, the puncture needle is arranged in the top of the puncture needle Needle handle and double-vane gripping device are set gradually along bottom, pin hole is set on the needle handle, the seal wire is pierced by described wear through pin hole Sharp portion at the top of pricker, the conduit penetrate skin, the fixed conduit of the conduit retainers along one end of the seal wire.
2. seal wire sting device under the first puncture and intubation of CVC according to claim 1, it is characterised in that: further include injection Device, the syringe end are inserted into inside the needle handle.
3. seal wire sting device under the first puncture and intubation of CVC according to claim 1, it is characterised in that: further include limitation Device, the limiter are movably coupled on the indwelling tube.
4. seal wire sting device under the first puncture and intubation of CVC according to claim 1 or 2, it is characterised in that: the puncture The outer diameter of needle is 16G, a length of 5cm of puncture needle.
5. seal wire sting device under the first puncture and intubation of CVC according to claim 1, it is characterised in that: the puncture needle Upper setting preliminary filling mouth and blood back mouth, the blood back mouth are set to below the sharp portion, and the preliminary filling mouth is set to the double-vane Above gripping device.
6. seal wire sting device under the first puncture and intubation of CVC according to claim 1, it is characterised in that: further include protection Set, the protective case removably cover the sharp portion at the top of the puncture needle.
7. seal wire sting device under the first puncture and intubation of CVC according to claim 1, it is characterised in that: the conduit is solid Determining device includes stationary plane and adhesive surface, and the stationary plane includes upper hinge and lower jaw, the upper hinge and the lower jaw card It connects, the adhesive surface is fixed on the lower jaw.
8. seal wire sting device under the first puncture and intubation of CVC according to claim 5, it is characterised in that: the upper hinge With locating slot is respectively provided on the lower jaw, the conduit is placed in the locating slot, and the tail end of the conduit connects heparin Cap.
9. seal wire sting device under the first puncture and intubation of CVC according to claim 5 or 6, it is characterised in that: the bonding Face uses circular design, and the adhesive surface is distributed along the even circumferential of the stationary plane, and the adhesive surface is at least four.
10. seal wire sting device under the first puncture and intubation of CVC according to claim 1, it is characterised in that: the indwelling tube It for hose, and is made of medical grade material, the medical grade material is fluororesin or polyurethane.