CN202386723U - Artery connecting ferrule and artery connector - Google Patents
Artery connecting ferrule and artery connector Download PDFInfo
- Publication number
- CN202386723U CN202386723U CN2011204618433U CN201120461843U CN202386723U CN 202386723 U CN202386723 U CN 202386723U CN 2011204618433 U CN2011204618433 U CN 2011204618433U CN 201120461843 U CN201120461843 U CN 201120461843U CN 202386723 U CN202386723 U CN 202386723U
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- CN
- China
- Prior art keywords
- collar
- tremulous pulse
- blood vessel
- artificial blood
- proximal part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
An artery connecting ferrule is used for connecting arterial vessels after a segment of lesions human arterial vessels is resected. The artery connecting ferrule is characterized in that the artery connecting ferrule is a hollow cylinder, ring grooves are installed at two ends of the artery connecting ferrule, and the ring grooves circumferentially extend along the central axis and facilitate the winding of surgical suture lines. The artery connecting ferrule is directly connected between an aorta and an artificial blood vessel so that the direct contact between the artificial blood vessel and the inner wall of the aorta is effectively prevented and the blood leakage can not be caused; besides, the artificial blood vessel and the aorta are rapidly connected so that the operative time is effectively shortened, the bleeding volume is effectively reduced, the junction between the artificial blood vessel and the aorta is capable of bearing large blood pressure, and the incidence rate of bleeding caused by high blood pressure of the aorta at the junction after the operation is reduced.
Description
Technical field
This utility model belongs to the Medical Equipment field, specifically is that a kind of tremulous pulse connects the collar and tremulous pulse adapter.
Background technology
Need excise the blood vessel of one section pathological changes when carrying out aneurysm and artery dissection TRS, replace one section artificial blood vessel then, perhaps directly vascular suture got up, dual mode all need be sewed up blood vessel.Because arterial vascular blood pressure is higher, aorta especially, the anastomotic stoma amount of bleeding is many, and the hemostasis difficulty is big, serious threat patient's life.
The artificial blood vessel is general, and the Plutarch dragon twine with elastic telescopic that adopts constitutes, and traditional artery stitch is adopted directly and sewed up, and adopts operation suture thread to make the artificial blood vessel directly sew up with aorta and is connected; This mode length consuming time causes aorta to be bled profusely, and influences therapeutic effect; And adopting this mode to sew up, aorta makes that sewing up the junction tears breakage easily because blood pressure is higher; On the other hand, owing to the pathological changes of aorta owing to itself, blood vessel is embrittlement very easily.
Also having a kind of mode is to adopt artificial blood vessel's two ends that band is set to encircle firmly, after the hard ring of arterial blood pipe box to band, fixes with operation suture thread again; But the artificial blood vessel is connected with aorta, still, places outside the artificial blood vessel during the designing of the hard ring of this band; And the material internal layer of its hard ring is a plastic cement; And for ease of being fixed in artificial blood vessel's two ends, must so could hard circumferential weld be closed with suture and be fixed in the artificial blood vessel two ends at the artificial villus fiber of the soft structure of its appearance revenge one deck.Hard ring is after coating the artificial villus fiber of this layer, and its thickness increases many naturally, is to form human vas outer tube diameter and the very big gap of artificial blood vessel's internal diameter, and this is a great shortcoming.In addition, because the outer soft fluff structures of hard ring can't prevent the infiltration of blood, so suture or binding place oozing of blood that is bound to is so will give just can stop behind patient's anticoagulant to the antagonist hemorrhage by the time by outer.
The utility model content
The purpose of this utility model is to provide a kind of can bear bigger blood pressure, reduces the too high tremulous pulse connection collar and the tremulous pulse adapter that causes hemorrhage incidence rate of this place's aortic blood pressure after performing the operation.
For solving the problems of the technologies described above; This utility model provides a kind of tremulous pulse to connect the collar; Be used for connection at the human body artery blood vessel artery blood vessel of one section pathological changes of excision; It is the cylinder of hollow that said tremulous pulse connects the collar, and the two ends that tremulous pulse connects the collar are provided with the annular groove of being convenient to the operation suture thread winding that circumferentially extends along the axis.
Be the arteries of adaptive proximal part, this utility model improves to be had, and an end of the said tremulous pulse connection collar offers the groove of the crown opening in the corresponding left and right sides, and said tremulous pulse connects the collar and also is provided with the locating hole that the confession operation suture thread passes and fixedly tremulous pulse connects the collar.
For making good biocompatibility, this utility model improves to be had, and the material that said tremulous pulse connects the collar is the Nitinol memory metal.
For realizing the purpose of this utility model; This utility model further provides a kind of tremulous pulse adapter; The tremulous pulse that comprises the artificial blood vessel and be fixed on the artificial blood vessel two ends connects the collar; It is the cylinder of hollow that said tremulous pulse connects the collar, and the two ends that tremulous pulse connects the collar are provided with the annular groove of being convenient to the operation suture thread winding that circumferentially extends along the axis, and said artificial blood vessel fixes through operation suture thread is connected the collar with tremulous pulse a annular groove.
For making good biocompatibility, this utility model improves to be had, and the material that said tremulous pulse connects the collar is the Nitinol memory metal.
For realizing the purpose of this utility model; This utility model further provides a kind of tremulous pulse adapter; Comprise the artificial blood vessel and be fixed on the proximal part collar and the distal end collar at artificial blood vessel two ends; The said distal end collar is the cylinder of hollow, and the two ends of the distal end collar are provided with the annular groove of being convenient to the operation suture thread winding that circumferentially extends along the axis, and said artificial blood vessel's distal end is fixed through an annular groove of the operation suture thread and the distal end collar;
The said proximal part collar is the cylinder of hollow; The two ends of the proximal part collar are provided with the annular groove of being convenient to the operation suture thread winding that circumferentially extends along the axis; The said distal end collar offers the groove of the crown opening in the corresponding left and right sides away from artificial blood vessel's a end; The said proximal part collar also is provided with and supplies operation suture thread to pass and the fixing locating hole of the proximal part collar, and said artificial blood vessel's proximal part is fixed through an annular groove of the operation suture thread and the proximal part collar.
For making good biocompatibility, this utility model improves to be had, and the material of the said proximal part collar and the distal end collar is the Nitinol memory metal.
The beneficial effect of this utility model is: be connected the collar through directly being connected with tremulous pulse at aorta with the artificial blood vessel; Prevent that effectively the artificial blood vessel from directly contacting with the aorta inwall; The situation of seepage blood can not take place, and connect the artificial blood vessel fast and aorta effectively reduces operating time and amount of bleeding, bigger blood pressure can be born in the junction; Reduce after the operation that this place aortic blood pressure is too high to cause hemorrhage incidence rate, the metal making that collar material adopts and biocompatibility is high.
Description of drawings
Accompanying drawing 1 is that the tremulous pulse of this utility model connects collar embodiment one sketch map;
Accompanying drawing 2 is that the tremulous pulse of this utility model connects collar embodiment two sketch maps.
Label declaration: 1-annular groove; The 2-groove; The 3-locating hole.
The specific embodiment
By the technology contents, the structural feature that specify this utility model, realized purpose and effect, know clearly below in conjunction with embodiment and conjunction with figs. and give explanation.
With reference to accompanying drawing 1; A kind of tremulous pulse of this utility model shown in the accompanying drawing connects collar embodiment one; Be used for connection at the human body artery blood vessel artery blood vessel of one section pathological changes of excision; It is the cylinder of hollow that said tremulous pulse connects the collar, and the two ends that tremulous pulse connects the collar are provided with the annular groove of being convenient to the operation suture thread winding 1 that circumferentially extends along the axis.
Wherein, Be the crown opening on the arteries of adaptive proximal part; In embodiment two; With reference to accompanying drawing 2, an end of the said tremulous pulse connection collar offers the groove 2 of the crown opening in the corresponding left and right sides shown in the accompanying drawing, and said tremulous pulse connects the collar and also is provided with the locating hole 3 that the confession operation suture thread passes and fixedly tremulous pulse connects the collar.
With reference to accompanying drawing 1 and accompanying drawing 2; The tremulous pulse of the foregoing description shown in the accompanying drawing one connects the arteries that the collar is fit to connect the heart far away; And the arteries of embodiment two adaptive proximal end to heart; When a bit of human body artery blood vessel of excision, can adopt a tremulous pulse to connect the collar and directly two arteries linked to each other,, can the tremulous pulse among two embodiment be connected the collar and be used if when having excised one big section human vas.
In the present embodiment, the material that said tremulous pulse connects the collar is the Nitinol memory metal.
The Nitinol memory metal has been proved and can in human body, have used safely, has biocompatibility, and the memory metal amount of bow is big; Plasticity is high; The collar that connects as blood vessel can carry little distortion, and bears big blood pressure, can be used on all arteries; The distal aorta that comprises heart, and can be according to the diameter adjustment size and the length of tremulous pulse.
This utility model is connected the collar according to embodiment one and is used for that artificial blood vessel's connection provides a kind of tremulous pulse method of attachment behind the human body artery blood vessel of one section pathological changes of excision with the tremulous pulse of embodiment two; It is the distal end collar that the tremulous pulse of the foregoing description one connects the collar; It is the proximal part collar that the tremulous pulse of embodiment two connects the collar, may further comprise the steps:
Step S1: artificial blood vessel's a end is connected through the proximal part collar with the arteries of proximal part;
Wherein, said step S1 specifically may further comprise the steps:
Step S11. is inserted in two grooves, the 2 corresponding left and right sides coronary ostiums of the proximal part collar in the arteries of proximal part;
Because hypertension in the arteries of proximal part; And its root is interspersed with left and right sides coronary artery; Therefore when the tremulous pulse of proximal part being undergone surgery, should avoid interfering with left and right sides coronary artery when being inserted in the proximal part sleeve pipe, therefore offer two grooves, 2 corresponding left and right sides coronary artery at an end of the proximal part collar; Because everyone size and location coronarius have fine distinction; So the groove 2 big I of the proximal part collar are suitably adjusted, and before operation, set, adapt to the coronary artery of different people.
After cutting arteries, the proximal part sleeve pipe is stretched in the arteries of proximal part two the ccontaining left and right sides of groove 2 difference coronary artery; In the present embodiment; Groove 2 be shaped as U-shaped, do not limit its groove 2 shapes, do corresponding adjustment according to different coronary artery.
Step S12. is fixed on the proximal part collar in the arteries.
Step S121: the locating hole 3 that passes the proximal part collar with operation suture thread and arterial vascular tube wall fixedly the proximal part collar in arteries;
What operation suture thread adopted in this utility model is 4-0prolene (Pu Liling) line; The proximal part collar is provided with radial direction through hole, and promptly locating hole 3, in the present embodiment; Said locating hole 3 is arranged on the wall of two collars between the groove 2; Operation suture thread perforation locating hole 3 is passing the arterial blood tube wall, is sewn on the aortic valvular ring retaining collar and arterial blood tube wall after operation suture thread is tied a knot on the arterial blood tube wall as much as possible.
Step S122. operation suture thread is staggered to intert the arteries of proximal part and the arteries binding is fixed on the annular groove 1 of the proximal part collar;
The whole proximal part collar all is inserted in the arteries of proximal part, and the proximal part cover is equipped with two annular grooves 1, in the present embodiment; Being made as first annular groove and second annular groove, being made as first annular groove near the annular groove 1 of two grooves 2, is second annular groove away from the annular groove 1 of two grooves 2; Among one embodiment; The arteries of proximal part is tied a knot with the staggered interspersed back of operation suture thread in the position of second annular groove, makes the whole proximal part collar be fixed on firmly in the arteries of proximal part, among another embodiment; All intert the back knotting in the position of two annular grooves 1 of arteries of proximal part with operation suture thread; Make it fixed more firm, specifically with aortal blood pressure and operating time and decide, this utility model does not limit its fixing means.
Step S13. with the arteries of proximal part be fixed on the proximal part collar in the arteries and be inserted among the artificial blood vessel and fixedly arteries, proximal part sleeve pipe and the artificial blood vessel of proximal part.
Wherein, the fixed form of said step S13 is that operation suture thread is worn and staggered inserted the artificial blood vessel and go up and the artificial blood vessel is bundled on the annular groove 1 of the proximal part collar.
Arteries with proximal part is inserted in the artificial blood vessel with the proximal part collar integral body that is fixed in the arteries afterwards; Knotting after intert with operation suture thread corresponding two annular grooves 1 of artificial blood vessel or a certain annular groove 1 position; Preferred first annular groove interts knotting, accomplishes being connected of proximal part arteries and artificial blood vessel after fixing.
Step S2. artificial blood vessel's the other end is connected through the distal end collar with the distal end arteries;
Wherein, Said step S2 is specially the other end and the distal end arteries that two annular grooves 1 of the former heart end collar is inserted in the artificial blood vessel respectively, and is bundled on the annular groove 1 of the distal end collar with staggered artificial blood vessel and the distal end arteries of interting of operation suture thread.
The tremulous pulse that can use distal end connects the corresponding artificial blood vessel of two ring sets of the collar and the distal end arteries is sewed up because the blood pressure of distal end can relatively hang down; Can certainly adopt arteries and artificial blood vessel's connected mode like proximal part, this utility model does not limit its fixed form.
With reference to accompanying drawing 1 and accompanying drawing 2; This utility model shown in the accompanying drawing further provides a kind of embodiment of tremulous pulse adapter; The tremulous pulse that comprises the artificial blood vessel and be fixed on the artificial blood vessel two ends connects the collar; It is the cylinder of hollow that said tremulous pulse connects the collar, and the two ends that tremulous pulse connects the collar are provided with the annular groove of being convenient to the operation suture thread winding 1 that circumferentially extends along the axis, and said artificial blood vessel is fixing through operation suture thread is connected the collar with tremulous pulse a annular groove 1.
With reference to accompanying drawing 1 and accompanying drawing 2; This utility model shown in the accompanying drawing further provides a kind of embodiment of tremulous pulse adapter; Comprise the artificial blood vessel and be fixed on the proximal part collar and the distal end collar at artificial blood vessel two ends; The said distal end collar is the cylinder of hollow, and the two ends of the distal end collar are provided with the annular groove of being convenient to the operation suture thread winding 1 that circumferentially extends along the axis, and said artificial blood vessel's distal end is fixing through an annular groove 1 of the operation suture thread and the distal end collar;
With reference to accompanying drawing 1 and accompanying drawing 2; The cylinder that the said proximal part collar is a hollow shown in the accompanying drawing; The two ends of the proximal part collar are provided with the annular groove of being convenient to the operation suture thread winding 1 that circumferentially extends along the axis; The said distal end collar offers the groove 2 of the crown opening in the corresponding left and right sides away from artificial blood vessel's a end; The said proximal part collar also is provided with and supplies operation suture thread to pass and the fixing locating hole 3 of the proximal part collar, and said artificial blood vessel's proximal part is fixed through an annular groove of the operation suture thread and the proximal part collar.
Tremulous pulse is connected the collar directly be installed in arterial vascular both sides and become the tremulous pulse adapter, the arteries of can directly packing into, and sew up, save operating time.
The above is merely the embodiment of this utility model; Be not thus the restriction this utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes this utility model description and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of this utility model.
Claims (7)
1. a tremulous pulse connects the collar; Be used for connection at the human body artery blood vessel artery blood vessel of one section pathological changes of excision; It is characterized in that it is the cylinder of hollow that said tremulous pulse connects the collar, the two ends that tremulous pulse connects the collar are provided with the annular groove of being convenient to the operation suture thread winding that circumferentially extends along the axis.
2. tremulous pulse according to claim 1 connects the collar; It is characterized in that; One end of the said tremulous pulse connection collar offers the groove of the crown opening in the corresponding left and right sides, and said tremulous pulse connects the collar and also is provided with the locating hole that the confession operation suture thread passes and fixedly tremulous pulse connects the collar.
3. tremulous pulse according to claim 1 and 2 connects the collar, it is characterized in that, the material that said tremulous pulse connects the collar is the Nitinol memory metal.
4. tremulous pulse adapter; It is characterized in that; The tremulous pulse that comprises the artificial blood vessel and be fixed on the artificial blood vessel two ends connects the collar; It is the cylinder of hollow that said tremulous pulse connects the collar, and the two ends that tremulous pulse connects the collar are provided with the annular groove of being convenient to the operation suture thread winding that circumferentially extends along the axis, and said artificial blood vessel fixes through operation suture thread is connected the collar with tremulous pulse a annular groove.
5. tremulous pulse adapter according to claim 4 is characterized in that, the material that said tremulous pulse connects the collar is the Nitinol memory metal.
6. tremulous pulse adapter; It is characterized in that; Comprise the artificial blood vessel and be fixed on the proximal part collar and the distal end collar at artificial blood vessel two ends; The said distal end collar is the cylinder of hollow, and the two ends of the distal end collar are provided with the annular groove of being convenient to the operation suture thread winding that circumferentially extends along the axis, and said artificial blood vessel's distal end is fixed through an annular groove of the operation suture thread and the distal end collar;
The said proximal part collar is the cylinder of hollow; The two ends of the proximal part collar are provided with the annular groove of being convenient to the operation suture thread winding that circumferentially extends along the axis; The said distal end collar offers the groove of the crown opening in the corresponding left and right sides away from artificial blood vessel's a end; The said proximal part collar also is provided with and supplies operation suture thread to pass and the fixing locating hole of the proximal part collar, and said artificial blood vessel's proximal part is fixed through an annular groove of the operation suture thread and the proximal part collar.
7. tremulous pulse adapter according to claim 6 is characterized in that, the material of the said proximal part collar and the distal end collar is the Nitinol memory metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204618433U CN202386723U (en) | 2011-11-18 | 2011-11-18 | Artery connecting ferrule and artery connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204618433U CN202386723U (en) | 2011-11-18 | 2011-11-18 | Artery connecting ferrule and artery connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202386723U true CN202386723U (en) | 2012-08-22 |
Family
ID=46661678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204618433U Expired - Fee Related CN202386723U (en) | 2011-11-18 | 2011-11-18 | Artery connecting ferrule and artery connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202386723U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102499791A (en) * | 2011-11-18 | 2012-06-20 | 姬尚义 | Artery connecting lantern ring and artery connector |
| CN108451667A (en) * | 2018-03-19 | 2018-08-28 | 新疆医科大学第附属医院 | Inferior caval vein artificial blood vessel after interim and substituted type liver |
| CN108992109A (en) * | 2018-08-29 | 2018-12-14 | 中国人民解放军第四军医大学 | Cardiovascular surgical procedure purse wire fixator |
| WO2020001453A1 (en) * | 2018-06-28 | 2020-01-02 | 高峰 | Support ring for aortic anastomosis |
-
2011
- 2011-11-18 CN CN2011204618433U patent/CN202386723U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102499791A (en) * | 2011-11-18 | 2012-06-20 | 姬尚义 | Artery connecting lantern ring and artery connector |
| CN108451667A (en) * | 2018-03-19 | 2018-08-28 | 新疆医科大学第附属医院 | Inferior caval vein artificial blood vessel after interim and substituted type liver |
| WO2020001453A1 (en) * | 2018-06-28 | 2020-01-02 | 高峰 | Support ring for aortic anastomosis |
| CN108992109A (en) * | 2018-08-29 | 2018-12-14 | 中国人民解放军第四军医大学 | Cardiovascular surgical procedure purse wire fixator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20121118 |