CN2852957Y - Punture fixing air discharging integrated aortic cannula - Google Patents
Punture fixing air discharging integrated aortic cannula Download PDFInfo
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- CN2852957Y CN2852957Y CN 200520085173 CN200520085173U CN2852957Y CN 2852957 Y CN2852957 Y CN 2852957Y CN 200520085173 CN200520085173 CN 200520085173 CN 200520085173 U CN200520085173 U CN 200520085173U CN 2852957 Y CN2852957 Y CN 2852957Y
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- aortic cannulation
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Abstract
The utility model discloses an aortic cannula integrating puncture, fixation and deflation, which has a tube body. A cannula body is arranged on the head of the tube body, and a tail tube is arranged on the tail of the tube body. The transfixion pin is arranged within the tube body, with the head of the transfixion pin passing through the external end of the cannula body and the tail of the transfixion pin passing through the external end of the tail tube. The exhaust pipe is arranged on the lateral side of the tail tube, and the exhaust pipe is connected with the tail tube. The utility model has a transfixion pin which can directly puncture the aorta and can prevent massive bleeding caused by excessively large incision for the life safety of the patient. An exhaust pipe is arranged in the tail, and when the air is being deflated, the turning of the seal cover at the exhaust pipe will eliminate all the air bubbles within the channel. The utility model can also overcome the shortcoming of massive bleeding at air deflation existed in the current aortic cannula. The fixed protrusion and air hole are arranged on the cannula body on the head. The ''U'' groove on the fixing protrusion which can enable the suture line to tightly fasten the aorta with the aortic cannula. The air hole on the lateral side can enlarge the blood stream so make unobstructed blood flow. The utility model also has the advantages of lower cost and convenience for use.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, is the fixing exhaust integrated aortic cannulation of a kind of puncture.
Background technology
Aortic cannulation is to set up the essential medical apparatus and instruments of extracorporeal circulation system in the cardiac operation under direct vision.When using existing aortic cannulation, need on aorta, to make a kerf with scalpel earlier, end with aortic cannulation inserts in the aorta again, with the cover tubal ligation on the stitching thread on aortic cannulation, aortic cannulation and aorta are connected and fixed, and the other end with aortic cannulation links to each other with the pipeline of cardiopulmonary bypass unit at last.But, when existing active intubate is used for the infant cardiac operation under direct vision, because the infant aorta wall has better elastic, and the infant blood pressure is on the low side relatively, adopt the method for cutting the rearmounted aortic cannulation of aorta wall, be prone to difficult intubation or occur around the intubate hemorrhagely owing to otch is bigger than normal, not only the success of influence operation more even jeopardize the life of infant.And aortic cannulation is connected with the pipeline of cardiopulmonary bypass unit in the pipeline of back and has bubble often, and easily cause a large amount of losses of blood samples of patients when using existing aortic cannulation aerofluxus, constitute harm for patient's life security, especially for the less infant of blood volume, the harm that causes of bleeding profusely is bigger.
Summary of the invention
The purpose of this utility model, provided the fixing exhaust integrated aortic cannulation of a kind of puncture, puncture needle is installed in its body, can directly aortic cannulation be inserted in the aorta, can avoid occurring hemorrhage phenomenon around the intubate effectively because of the aorta otch is bigger than normal by puncture needle.Its afterbody is provided with exhaustor, when aortic cannulation with after the extracorporeal circulation pipeline is connected, the bubble emptying that can be under guaranteeing the not hemorrhage or few hemorrhage prerequisite of patient retains in pipeline.
This utility model can be achieved through the following technical solutions: the fixing exhaust integrated aortic cannulation of puncture, it has body, the head of body is installed the intubate body, the afterbody of body is installed tail pipe, puncture needle is installed in the body, and the puncture needle head passes the external end of intubate, and the afterbody of puncture needle passes the tail pipe outer end, on the tail pipe sidewall exhaustor is installed, exhaustor and tail pipe link.
The further technical scheme of this utility model is: the fixing exhaust integrated aortic cannulation of puncture has body, the head of body is installed the intubate body, the afterbody of body is installed tail pipe, puncture needle is installed in the body, the puncture needle head passes the external end of intubate, the afterbody of puncture needle passes the tail pipe outer end, on the tail pipe sidewall exhaustor is installed, and exhaustor and tail pipe link.Offer through hole on the sidewall of intubate body.The intubate body is provided with fixedly convex edge, fixedly offers the saturating groove of " U " shape on the convex edge.
This utility model also can be realized by the following technical solutions: the fixing exhaust integrated aortic cannulation of puncture has body, the head of body is installed the intubate body, the afterbody of body is installed tail pipe, puncture needle is installed in the body, the puncture needle head passes the external end of intubate, the afterbody of puncture needle passes the tail pipe outer end, on the tail pipe sidewall exhaustor is installed, and exhaustor and tail pipe link.Offer through hole on the sidewall of intubate body.The intubate body is provided with fixedly convex edge, fixedly offers the saturating groove of " U " shape on the convex edge.The end face of intubate body is the plane.The afterbody of puncture needle is installed needle stand, and needle stand is threaded with tail pipe.One end of exhaustor is installed seal cover.Through hole is offered at the middle part of puncture needle.
Good effect of the present utility model is: its inside is equipped with puncture needle, need not to do on aorta wall otch can insert aortic cannulation in the aorta easily, can prevent from effectively to cause the phenomenon of bleeding profusely to take place, can guarantee patient's life security because of otch is excessive; Its afterbody is equipped with exhaustor, and the seal cover that only need rotate the exhaustor place when aerofluxus can be with the bubble emptying in the pipeline, and the defective that the patient easily bleeds profusely can overcome the aerofluxus that existing aortic cannulation exists effectively the time.The intubate body of its head is provided with fixedly convex edge and through hole, fixedly offers the saturating groove of " U " shape on the convex edge, can make things convenient for stitching thread that aorta is firmly fixed with aortic cannulation and be in the same place, and the through hole on the sidewall can increase blood flow makes blood circulation more unobstructed.It also has advantage cheap, easy to use simultaneously.
Description of drawings
Fig. 1 is a structural representation of the present utility model; Fig. 2 is that the A-A of Fig. 1 analyses and observe the structure for amplifying sketch map.
The specific embodiment
The fixing exhaust integrated aortic cannulation of puncture, it has body 3, the head of body 3 is installed intubate body 15, the afterbody of body 3 is installed tail pipe 1, puncture needle 2 is installed in the body 3, and puncture needle 2 heads pass intubate body 15 outer ends, and the afterbody of puncture needle 2 passes tail pipe 1 outer end, exhaustor 9 is installed on tail pipe 1 sidewall, and exhaustor 9 links with tail pipe 1.Offer through hole 6 on the sidewall of intubate body 15, through hole 6 can increase the blood flow that enters aortic cannulation, make the blood extracorporeal circulation more smooth and easy, the blood flows that the quantity of through hole 6 is more more to enter in the aortic cannulation are big more, and 7 is another through holes on intubate body 15 sidewalls among the figure.Also can not offer through hole 6 on the intubate body 15.Intubate body 15 is provided with fixedly convex edge 5, fixedly offer the saturating groove 11 of " U " shape on the convex edge 5, the fixedly convex edge 5 that is provided with the saturating groove of " U " shape is more conducive to stitching thread aortic cannulation and aorta is linked together securely, and 13 is fixing saturating grooves of another " U " shape on the convex edge 5 among the figure.Fixedly can not offer the saturating groove 11 of " U " shape or 13 on the convex edge 5.The best results when end face of intubate body 15 is the plane, but it also can be the inclined-plane.The afterbody of puncture needle 2 can be installed needle stand 10, and needle stand 10 is threaded with tail pipe 1.One end of exhaustor 9 is installed seal cover 8, and seal cover 8 can be threaded with exhaustor 9.Through hole 14 can be offered in the middle part of puncture needle 2.When this utility model is made, process each parts and assembling by above-mentioned requirements.When setting up extracorporeal circulation system in the operation, suture will be used earlier around the Supraaortic pre-intubate place; Aortic cannulation is inserted in the aorta, after puncturing successfully, the needle stand 10 of rotation puncture needle 2 is also upwards extracted puncture needle 2, uses blood vessel clamp stopped pipe body 3 simultaneously again; Then, aorta stitching thread cover tubal ligation is fixed in fixedly on the convex edge 5, make aortic cannulation and aorta firm be connected one; At last, the tail pipe 1 of aortic cannulation is connected with nut on the extracorporeal circulation pipeline, rotary seal lid 8 is finished integrated operation with the bubble emptying in the pipeline slightly.
Technical scheme described in the utility model is not restricted in the scope of embodiment described in the utility model.This utility model not technology contents of detailed description is known technology.
Claims (8)
1, the fixing exhaust integrated aortic cannulation of puncture, it has body (3), it is characterized in that: the head of body (3) is installed intubate body (15), the afterbody of body (3) is installed tail pipe (1), puncture needle (2) is installed in the body (3), and puncture needle (2) head passes intubate body (15) outer end, and the afterbody of puncture needle (2) passes tail pipe (1) outer end, on tail pipe (1) sidewall exhaustor (9) is installed, exhaustor (9) links with tail pipe (1).
2, the fixing exhaust integrated aortic cannulation of puncture according to claim 1 is characterized in that: offer through hole (6) on the sidewall of intubate body (15).
3, the fixing exhaust integrated aortic cannulation of puncture according to claim 1 and 2, it is characterized in that: intubate body (15) is provided with fixedly convex edge (5), fixedly offers the saturating groove of " U " shape (11) on convex edge (5).
4, the fixing exhaust integrated aortic cannulation of puncture according to claim 3, it is characterized in that: the end face of intubate body (15) is the plane.
5, the fixing exhaust integrated aortic cannulation of puncture according to claim 1 and 2, it is characterized in that: the afterbody of puncture needle (2) is installed needle stand (10), and needle stand (10) is threaded with tail pipe (1).
6, the fixing exhaust integrated aortic cannulation of puncture according to claim 1 and 2, it is characterized in that: an end of exhaustor (9) is installed seal cover (8).
7, the fixing exhaust integrated aortic cannulation of puncture according to claim 1 and 2, it is characterized in that: through hole (14) is offered at the middle part of puncture needle (2).
8, the fixing exhaust integrated aortic cannulation of puncture according to claim 7, it is characterized in that: intubate body (15) is provided with fixedly convex edge (5), fixedly offers the saturating groove of " U " shape (11) on convex edge (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085173 CN2852957Y (en) | 2005-07-12 | 2005-07-12 | Punture fixing air discharging integrated aortic cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085173 CN2852957Y (en) | 2005-07-12 | 2005-07-12 | Punture fixing air discharging integrated aortic cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2852957Y true CN2852957Y (en) | 2007-01-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520085173 Expired - Fee Related CN2852957Y (en) | 2005-07-12 | 2005-07-12 | Punture fixing air discharging integrated aortic cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2852957Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102333487A (en) * | 2008-12-09 | 2012-01-25 | 佩妮拉·阿布哈姆森 | Method and device for microdialysis sampling |
| CN113171806A (en) * | 2021-03-04 | 2021-07-27 | 深圳大学 | Disposable perfusion specimen intubation tube |
-
2005
- 2005-07-12 CN CN 200520085173 patent/CN2852957Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102333487A (en) * | 2008-12-09 | 2012-01-25 | 佩妮拉·阿布哈姆森 | Method and device for microdialysis sampling |
| CN113171806A (en) * | 2021-03-04 | 2021-07-27 | 深圳大学 | Disposable perfusion specimen intubation tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |