The using method of a kind of Arterial sheath and Arterial sheathTechnical field
The present invention relates to the using method of a kind of Arterial sheath and Arterial sheath, belong to field of medical technology.
Background technology
Carrying out Femoral artery puncture, Cardiac interventional check and treatment and stenter to implant operation time, usually need to puncture to femoral artery, in prior art, due to after femoral artery puncture through often there will be hematoma, generally stopped blooding by pressure hemostasis, namely general after extracting Dong Mai Shao pipe, after pressing point of puncture a period of time, be cross wrapping with wide adhesive plaster or tensoplast by art side point of puncture again, then with salt bag compressing about 6 hours, art side limb brake about 24 hours, the method of this wrapping hemostasis by compression, bedridden patient braking time is long, patient's sore waist and aching in the waist and the back can be caused, dysuria, numb limbs and tense tendons.
Summary of the invention
Based on above deficiency, the technical problem that first aspect present invention will solve is to provide a kind of Arterial sheath, and hemostasis gel can be injected tissue by it while puncture needle is extracted, and by puncture orifice shutoff, prevents from causing hematoma.
For solving above technical problem, present invention employs following technical scheme:
A kind of Arterial sheath, comprise sleeve pipe, the hollow capsules be connected with the sidewall of described sleeve pipe, be arranged on side pipe in sleeve pipe and cannula cavity, the medicine outlet be arranged on the sidewall of described sleeve pipe, described sleeve pipe one end is provided with oral area, described medicine outlet is arranged on the position of the oral area near described sleeve pipe, the oral area of described sleeve pipe, cannula cavity, capsule, side pipe are communicated with successively with medicine outlet, are provided with hemostasis gel in described capsule.
Described capsule is arranged on the side of described medicine outlet away from the oral area of described sleeve pipe.
Described capsule and described cannula connection are provided with the valve controlling liquid flow.
Described sleeve pipe closes formation blind end away from one end of described oral area.
Be provided with a partition wall in described sleeve pipe, described partition wall is arranged in the middle part of described sleeve pipe, and sleeve pipe is divided into described cannula cavity and described side pipe by described partition wall vertically.
Heparin water is full of in described side pipe.
Adopt above technical scheme, achieve following technique effect:
Arterial sheath provided by the invention, subsidiary hemostasis gel, when being extracted by Arterial sheath, open valve, under blood pressure effect, hemostasis gel enters tissue automatically, by puncture orifice shutoff, stops blooding in time, and can prevent from causing hematoma; In side pipe, be full of heparin water, after can preventing side pipe from entering tremulous pulse, blood enters side pipe.
The technical problem that the present invention will solve on the other hand is to provide a kind of using method of Arterial sheath, when being extracted by Arterial sheath, the hemostasis gel in capsule automatically can enter in tissue under blood pressure effect, by puncture orifice shutoff, timely hemostasis, anti-Hemostatic Oral Liquid enters tissue and causes hematoma.
A using method for Arterial sheath, comprises the following steps:
(1) by above-mentioned Arterial sheath, any one is enclosed within puncture needle;
(2) puncture needle of Arterial sheath is had to thrust tremulous pulse in cover in step (1);
(3) open valve, slowly extracted by puncture needle simultaneously, when medicine outlet enters in tissue, hemostasis gel automatically enters in the tissue of periarterial by side pipe under the promotion of blood pressure;
(4) almost entering tissue completely when observing hemostasis gel, fast puncture needle being extracted from tissue.
Described step (3) also can substitute with following methods: slowly extracted by puncture needle, presses capsule simultaneously and is clamp-oned in tissue by the hemostasis gel in capsule.
Adopt above technical scheme, the beneficial effect acquired by the present invention is:
Use the using method of Arterial sheath provided by the invention, when side pipe enters in tissue, hemostasis capsule in side pipe automatically can enter tissue under the effect of blood pressure, and just can judge whether hemostasis capsule enters tissue and stop blooding by naked eyes, and by pressing capsule, the hemostasis gel in capsule can be clamp-oned in tissue.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, technology of the present invention is described in further detail:
Fig. 1 is the structure chart of Arterial sheath of the present invention;
Fig. 2 is the state diagram of step 1 of the present invention;
Fig. 3 is the state diagram of step 2 of the present invention.
Detailed description of the invention
As shown in Fig. 1-Fig. 3, the invention provides a kind of Arterial sheath, comprise sleeve pipe 1, the hollow capsules 3 be connected with the sidewall of sleeve pipe 1, be arranged on side pipe 2 in sleeve pipe 1 and cannula cavity 14, the medicine outlet 4 be arranged on the sidewall of described sleeve pipe 1, described sleeve pipe 1 one end is provided with oral area 11, described medicine outlet 14 is arranged on the position of the oral area 11 near described sleeve pipe, the oral area 11 of sleeve pipe, cannula cavity 14, capsule 3, side pipe 2 are communicated with successively with medicine outlet 4, are provided with hemostasis gel in described capsule 3.
Wherein, medicine outlet 4 is less than 7.8mm to the distance of the distalmost end of the oral area 11 of sleeve pipe 1, medicine outlet 4 is for being arranged on the circular hole on sleeve pipe 1 sidewall, the diameter of circular hole is less than 2mm, capsule 3 is arranged on the side of medicine outlet 4 away from sleeve pipe 1 oral area 11, and capsule 3 and sleeve pipe 1 junction are provided with the valve 5 controlling liquid flow.
Wherein, sleeve pipe 1 closes formation blind end 12 away from one end of oral area 11.
Wherein, be provided with a partition wall 13 in sleeve pipe 1, partition wall 13 is arranged on the middle part of sleeve pipe 1, and sleeve pipe 1 is divided into cannula cavity 14 and side pipe 2 by partition wall 13 vertically, medicine outlet 4 is arranged on the sidewall of side pipe 2, and cannula cavity 14, capsule 3, side pipe 2 are communicated with successively with medicine outlet 4.
Wherein, heparin water is full of in side pipe 2, like this, when medicine outlet 4 also enters tremulous pulse 6, in side pipe 2, the blood pressure of hydraulic pressure and tremulous pulse 6 balances, and when preventing puncture, blood enters side pipe 2, and prevents from the blood entering side pipe 2 from entering tissue 7 when Arterial sheath exits further forming hematoma.
Present invention also offers the using method of above-mentioned Arterial sheath, comprise the following steps:
(1) by aforementioned sheath pipe box on puncture needle; One end due to sheath pipe is closed and is formed blind end 12, can first be stretched out from the oral area 11 of sleeve pipe 1 through after cannula cavity 14 by lancet puncture blind end 12;
(2) puncture needle of Arterial sheath is had to thrust tremulous pulse 6 in cover in step (1); Now, the oral area 11 of sleeve pipe 1 is also positioned at tremulous pulse 6, as shown in Figure 2;
(3) open valve 5, slowly extracted by puncture needle simultaneously, when medicine outlet 4 enters in tissue 7, hemostasis gel automatically enters in the tissue 7 around tremulous pulse 6 by side pipe 2 under the promotion of blood pressure; Along with puncture needle is slowly extracted, when medicine outlet 4 enters in tissue 7, when sleeve pipe 1 oral area 11 is positioned at tremulous pulse 6, pressure reduction is formed between medicine outlet 4 and the oral area 11 of sleeve pipe 1, under the impetus of described pressure reduction, the hemostasis gel that blood in sleeve pipe 1 promotes in capsule 3 enters into tissue 7 by side pipe 2, and sleeve pipe 1, side pipe 2 and capsule 3 are transparent, can observe the moving process of hemostasis gel.
(4) almost entering tissue 7 completely when observing hemostasis gel, fast puncture needle being extracted from tissue 7.
Step (3) also can substitute with following methods: slowly extracted by puncture needle, presses capsule 3 simultaneously and is clamp-oned in tissue 7 by the hemostasis gel in capsule 3.But adopt and by external force, hemostasis capsule 3 is clamp-oned in this way, not easily judge that hemostasis capsule 3 has been clamp-oned tremulous pulse 6 or clamp-oned tissue 7.
Use the using method of Arterial sheath provided by the invention and Arterial sheath, when side pipe enters in tissue, hemostasis capsule in side pipe automatically can enter tissue under the effect of blood pressure, and just can judge whether hemostasis capsule enters tissue and stop blooding by naked eyes, and by pressing capsule, the hemostasis gel in capsule can be clamp-oned in tissue.
Last it is noted that these are only the preferred embodiments of the present invention; be not limited to the present invention; although with reference to embodiment to invention has been detailed description; for a person skilled in the art; it still can be modified to the technical scheme described in foregoing embodiments; or equivalent replacement is carried out to wherein portion of techniques feature; but it is within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.