CN103055379A - Arterial infusion needle head for infants - Google Patents
Arterial infusion needle head for infants Download PDFInfo
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- CN103055379A CN103055379A CN2013100153515A CN201310015351A CN103055379A CN 103055379 A CN103055379 A CN 103055379A CN 2013100153515 A CN2013100153515 A CN 2013100153515A CN 201310015351 A CN201310015351 A CN 201310015351A CN 103055379 A CN103055379 A CN 103055379A
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- sleeve pipe
- arterial perfusion
- infant
- advanced
- injection port
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Abstract
The invention discloses an arterial infusion needle head for infants. The arterial infusion needle head comprises a sleeve, a needle core, a seal cap and an insertion fixing piece. The needle core is inserted in the sleeve. Two ends of the sleeve are provided with openings, namely a tip infusion opening and a syringe connecting opening. The seal cap is plugged on the syringe connecting opening. The end of the tip infusion opening of the sleeve is provided with an exhaust side hole. The insertion fixing piece is sleeved on the outer wall, at the end with the tip infusion opening, of the sleeve. By the arterial infusion needle head, the requirements for indwelling infusion of tiny main artery of neonates and infants can be met, damage, caused by the needle core, to arterial rear wall of infants and influences on operations can be avoided, and exhaust effects are improved.
Description
Technical field
The present invention relates to a kind of infant arterial perfusion syringe needle, belong to medical instruments field.
Background technology
At present; in order to alleviate congenital heart disease to the adverse effect of growth body; this type of patient's surgical operation shifts to an earlier date opportunity gradually; infant operation on heart and neonate congenital heart disease are rescued the main flow operation that becomes present China department of cardiac surgery; but domestic dependent body outer circulation consumptive material still is in a backward condition; the myocardial preservation device for casting that uses the at present device for casting of mostly selecting to be grown up is the small-sized perfusion syringe needle on basis, not only operates inconvenience but also affects operation technique for infant patient's such device.In order to satisfy young infant operation on heart needs, Partial Hospitals adopts the disposable infant aortic root infusion syringe needle of the interim making of venous cannula pin, and the potential complication such as injection pressure is too high, AoPW damage, perfusion is bad, the postoperative aerofluxus is not smooth usually occur for various reasons.
Summary of the invention
Technical problem to be solved by this invention is the defective that overcomes prior art, a kind of infant arterial perfusion syringe needle is provided, it not only can satisfy the demand that the tiny aorta of neonate and infant is put the pipe perfusion, and can avoid nook closing member on the damage of infant tremulous pulse rear wall and the impact on performing the operation, also improved exhaust effect simultaneously.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of infant arterial perfusion syringe needle, it comprises sleeve pipe, nook closing member, closing cover and insertion stator, nook closing member is inserted in the sleeve pipe, and the both ends open of sleeve pipe, an end are most advanced and sophisticated liquid injection port, the other end is the syringe connector, the sealing cap stopper is on the syringe connector, and the end of the most advanced and sophisticated liquid injection port of sleeve pipe place has the aerofluxus side opening, inserts on the outer wall of most advanced and sophisticated liquid injection port end that stator is sleeved on sleeve pipe.
Further, described aerofluxus side opening is provided with two, and opens symmetrically respectively the place, end in the most advanced and sophisticated liquid injection port of sleeve pipe.
Further, have some fixing sutural grooves on the described insertion stator.
Further, described insertion stator and sleeve pipe are made integrative-structure.
Further, described nook closing member is made by stainless steel material.
Further, described sleeve pipe is made by the medical grade pvc material.
Further, the internal diameter of described sleeve pipe is 0.8mm ~ 1.0mm.
Further, described closing cover is made by the medical grade pvc material.
After having adopted technique scheme; in use; the present invention is thrust aortic root together with nook closing member; thrust the degree of depth and inserted the restriction of stator; thereby avoided the danger of needle point damage AoPW; being sewn on purse wire on the aorta wall walks around the groove that inserts stator the present invention is fixedly secured on aorta wall; pull out the syringe connector that the interior blood of nook closing member aorta posterior can flow out sleeve pipe; myocardium protecting liquid intrusion pipe therewith syringe connector links to each other rapidly; after getting rid of interface gas; driving pump under the myocardium protecting liquid underwent operative platform is expressed on the operating-table; flow through and to arrive most advanced and sophisticated liquid injection port behind the sleeve pipe; once enter aortic root; left and right sides coronary artery; reach cardiac arrest; the effect of myocardial preservation; it is little that infant arterial perfusion syringe needle of the present invention has a volume; quality is soft; the perfusion angle is adjustable arbitrarily; to the undamaged characteristics of AoPW, the present invention can satisfy from neonate in addition; infant is to the needs of the children operation of 20Kg.The present invention can just insert in myocardial preservation perfusion the place ahead, avoids simultaneously the AoPW damage, does not affect the visual area, improves perfusion effect, improves aerofluxus.
Description of drawings
Fig. 1 is the structure cutaway view of infant arterial perfusion syringe needle of the present invention;
Fig. 2 is the structural representation of infant arterial perfusion syringe needle of the present invention;
Fig. 3 is the structural representation of insertion stator of the present invention;
Fig. 4 is the use schematic diagram of infant arterial perfusion syringe needle of the present invention;
Fig. 5 is the left view of Fig. 4;
Among Fig. 4 and Fig. 5,5 is right coronary artery, and 6 is aortic valve, and 7 is left coronary artery.
The specific embodiment
Content of the present invention is easier to be expressly understood in order to make, and the below is according to specific embodiment and by reference to the accompanying drawings, and the present invention is further detailed explanation,
As shown in Figure 1, a kind of infant arterial perfusion syringe needle, it comprises sleeve pipe 1, nook closing member 2, closing cover 3 and inserts stator 4, nook closing member 2 is inserted in the sleeve pipe 1, and the both ends open of sleeve pipe 1, an end are most advanced and sophisticated liquid injection port 1-1, the other end is syringe connector 1-2, closing cover 3 plug is on syringe connector 1-1, and place, the end of the most advanced and sophisticated liquid injection port 1-1 of sleeve pipe 1 has aerofluxus side opening 1-3, inserts on the outer wall of most advanced and sophisticated liquid injection port end that stator 4 is sleeved on sleeve pipe 1.Aerofluxus side opening 1-3 is provided with two, and place, the end of the most advanced and sophisticated liquid injection port 1-1 that opens symmetrically respectively at sleeve pipe 1.Insert stator 4 and make integrative-structure with sleeve pipe 1.
As described in Fig. 1,2, insert and have some fixing sutural groove 4-1 on the stator 4.
Nook closing member 2 is made by stainless steel material.Sleeve pipe 1 is made by the medical grade pvc material.
The internal diameter of sleeve pipe 1 is 0.8mm ~ 1.0mm.
Closing cover 3 is made by the medical grade pvc material.
Nook closing member 2 total lengths are preferentially selected 70mm, and sleeve pipe 1 total length is preferentially selected 55mm, and the diameter of aerofluxus side opening 1-3 is preferentially selected 0.8mm.
Use principle of the present invention is as follows:
After operation on heart is set up extracorporeal circulation; before preparing clamping of aorta; the present invention is inserted in the pocket coil that AAW sews it up in advance; after guaranteeing that nook closing member 2 is inserted in the aorta; purse wire fixed sleeving 1 is in AAW; pull out nook closing member 2; connect rapidly the myocardium protecting liquid intrusion pipe; fully after the aerofluxus, clamping of aorta begins to pour into myocardium protecting liquid; slowly pour into myocardium protecting liquid; observe coronary sinus vein backflow situation, stop the effect of fighting until obtain satisfied cardiac muscle, stop the myocardial preservation perfusion; can determine whether keep the present invention in AAW according to the operation needs in the art; if pull out, need to reinsert by force the present invention at open ascending aorta, method is the same.Discharge the gas of left atrium, left ventricle, aortic root through the present invention after, decontrol open aortic occlusion clamp, otherwise aerofluxus is insufficient, gas will enter coronary artery, this perfusion syringe needle can be felt concerned about a left side the residual micro-bubble of uniting and effectively initiatively discharge aortic root by the aerofluxus side opening after heart recovered to beat, thereby avoided the important organ such as brain that the danger of little aeroembolism occurs.
According to sleeve pipe 1 internal pressure monitoring situation and asystole effect synthetic determination myocardial preservation perfusion, if the intrusion pipe monitoring pressure is too high, needs suitably to adjust position of the present invention and guarantee that the pouring head tubule is smooth and easy, the myocardium protecting liquid perfusion effect is better; If it is not smooth that hypotony or coronary sinus vein reflux, then need to consider the possibility of myocardium protecting liquid leakage, search reason or cut the capable coronary artery direct-view of aorta perfusion.
As shown in Figure 3; in the infant operation on heart; during row myocardial preservation perfusion; protection liquid injects aortic root via the present invention that purse wire is fixed on the aorta wall; the aortic valve of opening will stop myocardium protecting liquid to backflow into left ventricle; thereby enter left and right sides coronary artery along the direction of arrow, guarantee to pour into tubule during the perfusion myocardium protecting liquid smooth and easy, distortionless, continue to monitor the myocardium protecting liquid injection pressure between flush phase.
As shown in Figure 4, open ascending aorta, heart recover blood and supply, recover independently to beat in early days, and the micro-bubble in the blood will be discharged by the aerofluxus side opening 1-3 of root.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. infant arterial perfusion syringe needle, it is characterized in that: it comprises sleeve pipe (1), nook closing member (2), closing cover (3) and inserts stator (4), nook closing member (2) is inserted in the sleeve pipe (1), the both ends open of sleeve pipe (1), one end is most advanced and sophisticated liquid injection port (1-1), the other end is syringe connector (1-2), closing cover (3) plug is on syringe connector (1-1), place, the end of the most advanced and sophisticated liquid injection port (1-1) of sleeve pipe (1) has aerofluxus side opening (1-3), inserts on the outer wall of most advanced and sophisticated liquid injection port end that stator (4) is sleeved on sleeve pipe (1).
2. infant arterial perfusion syringe needle according to claim 1, it is characterized in that: described aerofluxus side opening (1-3) is provided with two, and opens symmetrically respectively the place, end in the most advanced and sophisticated liquid injection port (1-1) of sleeve pipe (1).
3. infant arterial perfusion syringe needle according to claim 1 is characterized in that: have some fixing sutural grooves (4-1) on the described insertion stator (4).
4. it is characterized in that according to claim 1 and 2 or 3 described infant arterial perfusion syringe needles: described insertion stator (4) is made integrative-structure with sleeve pipe (1).
5. according to claim 1 and 2 or 3 described infant arterial perfusion syringe needles, it is characterized in that: described nook closing member (2) is made by stainless steel material.
6. according to claim 1 and 2 or 3 described infant arterial perfusion syringe needles, it is characterized in that: described sleeve pipe (1) is made by the medical grade pvc material.
7. according to claim 1 and 2 or 3 described infant arterial perfusion syringe needles, it is characterized in that: the internal diameter of described sleeve pipe (1) is 0.8mm ~ 1.0mm.
8. according to claim 1 and 2 or 3 described infant arterial perfusion syringe needles, it is characterized in that: described closing cover (3) is made by the medical grade pvc material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100153515A CN103055379A (en) | 2013-01-16 | 2013-01-16 | Arterial infusion needle head for infants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100153515A CN103055379A (en) | 2013-01-16 | 2013-01-16 | Arterial infusion needle head for infants |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103055379A true CN103055379A (en) | 2013-04-24 |
Family
ID=48098466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100153515A Pending CN103055379A (en) | 2013-01-16 | 2013-01-16 | Arterial infusion needle head for infants |
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| Country | Link |
|---|---|
| CN (1) | CN103055379A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771182A (en) * | 2015-04-29 | 2015-07-15 | 桂林医学院 | Blood taking needle for experimental animal heart |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2116492U (en) * | 1992-03-09 | 1992-09-23 | 天津市儿童医院 | Multifunction catheter needle for extracorporeal circulation |
| CN2527293Y (en) * | 2001-11-26 | 2002-12-25 | 天津市塑料研究所 | Miniature diam-changing injection needle |
| CN201127781Y (en) * | 2007-12-25 | 2008-10-08 | 金彦 | Perfusion needle head special for children |
| CN203075346U (en) * | 2013-01-16 | 2013-07-24 | 中国医学科学院阜外心血管病医院 | Infant intra-arterial infusion syringe needle |
-
2013
- 2013-01-16 CN CN2013100153515A patent/CN103055379A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2116492U (en) * | 1992-03-09 | 1992-09-23 | 天津市儿童医院 | Multifunction catheter needle for extracorporeal circulation |
| CN2527293Y (en) * | 2001-11-26 | 2002-12-25 | 天津市塑料研究所 | Miniature diam-changing injection needle |
| CN201127781Y (en) * | 2007-12-25 | 2008-10-08 | 金彦 | Perfusion needle head special for children |
| CN203075346U (en) * | 2013-01-16 | 2013-07-24 | 中国医学科学院阜外心血管病医院 | Infant intra-arterial infusion syringe needle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771182A (en) * | 2015-04-29 | 2015-07-15 | 桂林医学院 | Blood taking needle for experimental animal heart |
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Application publication date: 20130424 |