CN215461279U - Blood vessel changes a class ware and puncture changes a class medical kit - Google Patents

Abstract

The application discloses a blood vessel flow converter, which comprises a blood vessel flow converter, a flow guiding device and a flow guiding device, wherein the flow guiding device comprises two insertion pipe assemblies and a communication assembly, the insertion pipe assemblies comprise blood vessel flow insertion pipe fittings and insertion core pieces, the insertion core pieces are arranged in the blood vessel flow insertion pipe fittings in a penetrating mode and can be pulled out of the blood vessel flow insertion pipe fittings, and the communication assembly is communicated with one end of the blood vessel flow insertion pipe fittings after the insertion core pieces are pulled out; the application also discloses a puncture diversion medical kit. This application is through inserting the cooperation of chipware and blood vessel circulation intubate piece for blood vessel circulation intubate piece can be rapid the blood vessel of position outside the wound of limbs vascular wound communicate rapidly, and two blood vessel circulation intubate pieces of rethread and the cooperation of intercommunication subassembly establish the blood flow bypass fast, for wounded's distal end limbs blood supply, win the time for subsequent anastomotic surgery.

Description

Blood vessel changes a class ware and puncture changes a class medical kit

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a blood vessel flow converter and a puncture flow conversion medical kit.

Background

The limb vascular trauma is a common trauma, and is common in sudden events such as car accidents, industrial injuries and the like in daily life or battlefield in wartime. At present, the main methods for treating limb vascular trauma are hemostasis, ligation and vascular anastomosis, wherein rescue means such as hemostasis and ligation need to compete for seconds, the aims of the treatment are to control bleeding and rescue lives, and if the vessel anastomosis can not be performed in time to recover blood supply of important blood vessels such as carotid artery, iliac artery and femoral artery after ligation, serious consequences such as amputation, cerebral infarction and even death can be caused. The vascular anastomosis operation is the preferred treatment scheme after vascular injury, but sufficient time, good anesthesia, perfect instruments, higher operation technology and other conditions are required, so that blood supply of limbs is required to be maintained before the vascular injury of the limbs occurs to a metastatic wounded person to perform the vascular anastomosis operation in a hospital. The blood vessel circulation device is an important rescue apparatus which is commonly used at present for maintaining blood supply of limbs. And because the limbs are injured to different degrees, the wound condition of limbs vascular injury is also complicated changeable, can shrink to muscle tissue because of vasospasm sometimes, and in addition emergency rescue in-process site environment is abominable, the doctor need peel off the tissue and look for the blood vessel and connect the blood vessel and change the flow ware again, if handle improperly, can delay wounded's time of salvageing. In order to maintain the blood supply of limbs as soon as possible and gain rescue time, when treating the blood vessel wound of the limbs, a new method can be developed to avoid the wound of the blood vessel wound of the limbs which has complex condition and needs longer treatment time, a blood flow bypass is quickly established at the position except the wound through a blood vessel flow converter to supply blood to the limbs at the far end of the wounded, and the blood vessel flow converter is removed in the subsequent process of performing vascular anastomosis.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a blood vessel flow converter and a puncture flow conversion medical kit.

The utility model discloses a blood vessel flow diverter, which comprises:

the insertion core piece is arranged in the blood vessel circulation insertion pipe in a penetrating mode and can be pulled out of the blood vessel circulation insertion pipe; and

and the communication component is communicated with one end of the blood vessel circulation insertion tube after the insertion core piece is pulled out.

According to one embodiment of the utility model, the blood vessel circulation insertion pipe piece comprises a blood vessel circulation insertion pipe, a balloon and a one-way air valve part, the balloon is arranged on the blood vessel circulation insertion pipe, one end of the one-way air valve part is communicated with the balloon, the other end of the one-way air valve part extends towards the direction far away from the blood vessel circulation insertion pipe, the insertion core piece is arranged in the blood vessel circulation insertion pipe in a penetrating mode and can be pulled out of the blood vessel circulation insertion pipe piece, and two ends of the insertion core piece are respectively exposed at two ends of the blood vessel circulation insertion pipe; one end of the blood vessel shunt intubation tube after being pulled out of the core inserting piece is communicated with the communicating component, and the other end of the blood vessel shunt intubation tube is communicated with the blood vessel.

According to an embodiment of the present invention, the blood vessel shunt insertion tube has a tube inner wall and a tube outer wall, and the balloon is located between the tube inner wall and the tube outer wall of the blood vessel shunt insertion tube.

According to an embodiment of the present invention, a reinforcing wire is disposed between the inner wall and the outer wall of the tube of the blood vessel shunt insertion tube, and the balloon is disposed between the outer wall and the reinforcing wire of the blood vessel shunt insertion tube.

According to an embodiment of the utility model, the blood vessel circulation insertion tube further comprises a binding belt and a clamp, the binding belt is sleeved on the blood vessel circulation insertion tube and is positioned on one side of the balloon far away from the blood vessel, and the clamp is clamped on the binding belt.

According to one embodiment of the utility model, the ferrule comprises a ferrule main body and a handle, the handle is connected with one end of the ferrule main body, the other end of the ferrule main body is a tip, the ferrule main body is arranged in the blood vessel circulation insertion tube in a penetrating mode, the tip and the handle are both exposed out of the blood vessel circulation insertion tube, and the ferrule main body is pulled out of the blood vessel circulation insertion tube by pulling the handle.

According to an embodiment of the present invention, the communicating assembly includes a communicating body member and an external communicating member, the communicating body member is respectively communicated with one end of the two blood vessel circulation insertion tube members, and the external communicating member is communicated with the communicating body member.

According to one embodiment of the utility model, the communicating main body is provided with an external communicating head and two intubation communicating heads, the external communicating head is connected with the external communicating piece, and the two intubation communicating heads are respectively communicated with one ends of the two blood vessel circulation intubation pieces.

According to an embodiment of the present invention, the communication body further includes two ferrule channels, the two ferrule channels are respectively communicated with the two cannula communication heads, the ferrule sequentially penetrates through the ferrule channel, the cannula communication heads, and the blood vessel circulation insertion tube, the ferrule channel is provided with a one-way sealing cap, and the one-way sealing cap performs one-way sealing on the core-pulling channel after the insertion core member is pulled out from the blood vessel circulation insertion tube, the cannula communication heads, and the ferrule channel.

A puncture diversion medical kit comprises the vascular diverter and a puncture kit for performing a Sedgree puncture.

The beneficial effects of the application are as follows: through the cooperation of inserting the chipware and blood vessel circulation intubate piece for the blood vessel circulation intubate piece can be rapid the blood vessel of position outside the wound of limbs vascular wound communicate rapidly, and the rethread two blood vessel circulation intubate pieces and the cooperation of intercommunication subassembly establish the blood flow bypass fast, for wounded's distal end limbs blood supply, win the time for subsequent anastomosis.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of a vascular shunt according to an embodiment;

FIG. 2 is an exploded view of the vascular shunt of the exemplary embodiment;

FIG. 3 is a schematic structural view of a cannula assembly according to an embodiment;

FIG. 4 is an exploded view of the cannula assembly of the embodiment;

FIG. 5 is another schematic structural diagram of the vascular shunt according to an embodiment;

FIG. 6 is an enlarged view of the portion A of FIG. 5 in the example;

fig. 7 is a schematic structural view of a puncture kit for performing a sardine puncture in an embodiment.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indications such as up, down, left, right, front and rear … … in the embodiment of the present invention are only used to explain the relative positional relationship, movement, etc. between the components in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:

example one

Referring to fig. 1 to 4, fig. 1 is a schematic structural view of an embodiment of a vascular shunt, fig. 2 is an exploded view of the embodiment of the vascular shunt, fig. 3 is a schematic structural view of an embodiment of a cannula assembly, and fig. 4 is an exploded view of the embodiment of the cannula assembly. The blood vessel circulation device in the embodiment comprises two cannula assemblies 1 and two communicating assemblies 2, wherein each cannula assembly 1 comprises a blood vessel circulation cannula 11 and a core inserting piece 12, and the core inserting piece 12 is arranged in the blood vessel circulation cannula 11 in a penetrating manner and can be pulled out from the blood vessel circulation cannula 11. The communicating member 2 communicates with one end of the blood flow cannula member 11 after the core member 12 is withdrawn. Through the cooperation of inserting the core piece 12 and blood vessel circulation intubation member 11 for blood vessel circulation intubation member 11 can be fast in the wound of limbs vascular wound position blood vessel 100 communicate rapidly, and then through the cooperation of two blood vessel circulation intubation members 11 and intercommunication subassembly 2, the blood flow bypass is established fast, for wounded's distal end limbs blood supply, win the time for subsequent anastomosis.

Referring back to fig. 3 and 4, further, the vascular flow insertion tube member 11 includes a vascular flow insertion tube 111, a balloon 112, and a one-way valve portion 113. The balloon 112 is disposed on the blood vessel flowing insertion tube 111, one end of the one-way valve portion 113 is communicated with the balloon 112, and the other end thereof extends in a direction away from the blood vessel flowing insertion tube 111, the insertion core member 12 is disposed in the blood vessel flowing insertion tube 111 in a penetrating manner and can be pulled out from the blood vessel flowing insertion tube member 11, and two ends of the insertion core member 12 are respectively exposed at two ends of the blood vessel flowing insertion tube 111. One end of the blood vessel shunt cannula 111 after being withdrawn from the core insertion member 12 is communicated with the communicating component 2, and the other end of the blood vessel shunt cannula 111 is communicated with the blood vessel 100. The balloon 112 is inflated by the one-way air valve part 113, and the inflated balloon 112 can block blood in the blood vessel circumfluence cannula 111 to avoid blood overflow.

The blood vessel shunting insertion tube 111 has a tube inner wall and a tube outer wall, and the balloon 112 is located between the tube inner wall and the tube outer wall of the blood vessel shunting insertion tube 111. The vessel shunt insertion tube 111 is designed to have a tube wall structure with two sides of the inner wall and the outer wall of the tube, so that the balloon 112 is conveniently sleeved in the vessel shunt insertion tube 111, and after the balloon 112 positioned between the inner wall and the outer wall of the tube of the vessel shunt insertion tube 111 is inflated, the vessel shunt insertion tube 111 can be better blocked. The blood vessel shunt cannula 111 in this embodiment can be formed by two thin-walled tubes that are nested together, such that the blood vessel shunt cannula 111 forms an inner wall of the tube and an outer wall of the tube. Preferably, a reinforcing wire is arranged between the inner wall and the outer wall of the tube of the blood vessel shunting cannula 111, and the balloon 112 is positioned between the outer wall and the reinforcing wire of the blood vessel shunting cannula 111. The blood vessel circumfluence inserting tube 111 is strengthened in hardness through the reinforcing wire, so that the blood vessel circumfluence inserting tube 111 is prevented from being folded, and the blood flow is ensured to smoothly pass through the blood vessel circumfluence inserting tube 111. The reinforcing wire in this embodiment is a metal reinforcing wire, and the metal reinforcing wire is prepared into a tubular shape, and is located between the two thin-wall tubes which are sleeved with each other, and the blood vessel diversion cannula 111 with enhanced hardness can be formed after the metal reinforcing wire is attached to the two thin-wall tubes which are sleeved with each other. Preferably, the end of the blood circulation cannula 111 inserted into the blood vessel 100 has a mouth fitting (not shown) with a beveled surface to facilitate insertion of the blood circulation cannula 111 into the blood vessel 100. Preferably, the balloon 112 is located at the end of the catheter 111 having a mouth fitting. The one-way valve portion 113 includes an air pipe 1131 and a one-way valve 1132. One end of the trachea 1131 is communicated with the balloon 112, the other end of the trachea 1131 extends for a distance along a space between the inner wall and the outer wall of the tube of the blood vessel diversion insertion tube 111 along a direction back to the most joint and then penetrates out of the outer wall of the tube of the blood vessel diversion insertion tube 111, and the one-way valve 1132 is communicated with the other end of the trachea 1131 penetrating out of the outer wall of the tube of the blood vessel diversion insertion tube 111. The communication can be dismantled with external aerating device to check valve 1132, aerating device aerifys check valve 1132, it is abundant in sacculus 112 after gaseous passing through check valve 1132 and trachea 1131, make sacculus 112 inflation and make the inside pipe wall laminating of blood vessel intubate 111 that flows, thereby make the inner chamber of blood vessel intubate 111 that flows turn to be shutoff, aerating device removes the back, check valve 1132 is in the encapsulated situation under no external interference, the gaseous unable discharge of sacculus 112, when needing blood vessel to flow that intubate 111 is unblocked again, act on check valve 1132 through outside bleeder component, thereby make the exhaust discharge in the sacculus 112, make blood vessel to flow that intubate 111 is unblocked again. In a specific application, the inflation device and the deflation device can adopt an existing device capable of inflating and deflating the one-way valve, and are not limited herein.

Preferably, the blood vessel circulation cannula member 11 further comprises a cable tie 114 and a clip 115, wherein the cable tie 114 is sleeved on the blood vessel circulation cannula 111 and is positioned at the side of the balloon 112 far away from the blood vessel, and the clip 115 is clipped on the cable tie 114. The balloon 112 is prevented from moving by the provision of the tie strap 114, and the tie strap 114 is prevented from loosening by the provision of the clip 115. Specifically, the tie strap 114 is tied around the blood vessel shunting cannula 111 and is located on a side of the balloon 112 away from the mouth joint, and the tie strap 114 is attached to the balloon 112. The clip 115 is a titanium clip capable of gripping the tie 114.

Referring to fig. 3 and 4 again, further, the ferrule 12 includes a ferrule body 121 and a handle 122, the handle 122 is connected to one end of the ferrule body 121, the other end of the ferrule body 121 is a tip, the ferrule body 121 is inserted into the blood vessel circulation insertion tube 11, the tip and the handle 122 are both exposed out of the blood vessel circulation insertion tube 11, and the ferrule body 121 is pulled away from the blood vessel circulation insertion tube 11 by pulling the handle 122. The ferrule body 121 in this embodiment is inserted into the blood vessel flow diverting insertion tube 111, the handle 122 is exposed at one end of the blood vessel flow diverting insertion tube 111 away from the mouth joint, and the tip of the ferrule body 121 is exposed at one end of the blood vessel flow diverting insertion tube 111 with the mouth joint. The tip design of the ferrule body 121 facilitates insertion of the mouth fitting of the shunt cannula 111 into the blood vessel 100, while the handle 122 is provided to facilitate withdrawal of the ferrule body 121 from the shunt cannula 111. The ferrule body 121 in this embodiment is a deformable thin rod that can be smoothly inserted into the blood vessel shunt cannula 111 or withdrawn from the blood vessel shunt cannula 111. In a specific application, the ferrule body 121, which is not inserted into the blood vessel shunt cannula 111, is linear in an initial state, because the ferrule body 121 is flexible and deformable, when the ferrule body 121 is inserted into the blood vessel shunt cannula 111, the ferrule body 121 will adapt to the current shape of the blood vessel shunt cannula 111 to deform and bend, so as to ensure the smoothness of insertion.

Referring back to fig. 1 and 2, further, the communicating assembly 2 includes a communicating body member 21 and an external communicating member 22, the communicating body member 21 is respectively communicated with one end of the two blood vessel circulation cannula members 11, and the external communicating member 22 is communicated with the communicating body member 21. After the insertion core main body 121 is drawn away from the blood vessel shunting insertion tubes 111, the communication main body 21 is respectively communicated with one ends of the two blood vessel shunting insertion tubes 111 far away from the mouth joints. The two blood vessel shunt cannulae 111 are communicated through the through body part 21, and the blood is discharged or added into the blood through the external through part 22.

The communicating body 21 has an external communicating head 211 and two cannula communicating heads 212, the external communicating head 211 is connected with the external communicating piece 22, and the two cannula communicating heads 212 are respectively communicated with one ends of the two blood vessel circulation cannula pieces 11. The two cannula communicating heads 212 are respectively communicated with one ends of the two blood vessel diversion cannulas 111 far away from the mouth joint. Through the arrangement of the external connection connector 211 and the two cannula connectors 212, the connection main body 21 forms a three-way pipe, which is convenient to connect with the external connection member 22 and the two blood vessel diversion cannulas 111, thereby forming a three-way intersection. The communicating main body 21 in this embodiment is approximately a linear conduit, the two cannula communicating heads 212 are respectively located at two opposite ends of the communicating main body 21, and the external communicating head 211 is communicated with the middle position of the communicating main body 21. The outer tube 22 in this embodiment includes an outer tube 221 and a medicine adding valve 222. One end of the external pipe 221 is communicated with the external communication head 211, and the other end is communicated with the medicine adding valve 222. The medicated valve 222 is a one-way valve and can be used to administer drugs to the vessel 100 through the medicated valve 222 to facilitate medical treatment, for example, an anti-clotting drug can be added through the medicated valve 222 to avoid thrombus formation. Preferably, the external connection connector 211 is a luer connector.

The intubation procedure in this example is as follows: firstly, one cannula assembly 1 is taken, a proper position is found at the front end of the fracture position of the blood vessel of the wounded to cut a small opening to expose the blood vessel 100, a mouth joint of the blood vessel diversion cannula 111 provided with the insertion core main body 121 is inserted into a preset depth of the blood vessel 100, the preset depth can be determined according to actual conditions by doctors, then the one-way valve 1132 is inflated to ensure that the balloon 112 is inflated and blocks the blood flow in the blood vessel diversion cannula 111, the blood vessel diversion cannula 111 is bundled by the bundling belt 114 at the side of the balloon 112 far away from the mouth joint to prevent the balloon 112 from moving under the impact of the blood flow, then the two clips 115 are clamped on the bundling belt 114 in a staggered mode, then the balloon 112 inflated by the air 122 is drawn out of the insertion core main body 121, the blood vessel diversion cannula 111 is further inflated to maintain the blocking state of the blood flow in the blood vessel diversion cannula 111, and then the blood vessel diversion cannula 111 drawn out of the insertion core main body 121 is butted with one cannula communicating head 212, so that the blood vessel diverting cannula 111 communicates with the communicating body 21. Then another cannula assembly 1 is taken, a proper position is found at the fracture rear end of the fracture position of the blood vessel of the injured person, a small opening is cut to expose the blood vessel 100, the processes are repeated, the two blood vessel diversion cannulas 111 are respectively communicated with the communicating main body 21, so that a blood flow bypass can be formed outside the fracture position of the blood vessel of the injured person, and then the medicine is fed through the medicine feeding valve 222 according to the actual situation. The bypass blood flow which is intubated and established is outside the position of the blood vessel fracture of the wounded, so the anastomosis can be directly performed on the patient, and the blood vessel shunt is removed after the anastomosis is completed, thereby gaining time for the anastomosis, reducing the anastomosis time of the blood vessel and reducing blood loss in the anastomosis process of the blood vessel.

Example two

With continuing reference to fig. 5 and 6, fig. 5 is another structural schematic diagram of the vascular flow diverter in the embodiment, and fig. 6 is an enlarged view of a portion a of fig. 5 in the embodiment. The vascular shunt in this embodiment is different from the vascular shunt in the first embodiment in that: the communicating main body 21 further has two ferrule passages 213, the two ferrule passages 213 are respectively communicated with the two cannula communicating heads 212, the ferrule 12 sequentially penetrates through the ferrule passage 213, the cannula communicating heads 212 and the blood vessel circulation cannula 11, the ferrule passage 213 is provided with a one-way sealing cap 2131, and after the ferrule 12 is pulled away from the blood vessel circulation cannula 11, the cannula communicating heads 212 and the ferrule passage 213, the one-way sealing cap 2131 performs one-way sealing on the ferrule passage 213. In this embodiment, the ferrule body 121 sequentially penetrates through the ferrule passage 213, the ferrule communicating head 212 and the blood vessel shunt ferrule 111, the handle 122 is adjacent to the ferrule communicating head 212, when the ferrule body 121 is pulled away, the handle 122 is pulled, the ferrule body 121 is sequentially pulled away from the blood vessel shunt ferrule 111, the ferrule communicating head 212 and the ferrule passage 213, the one-way sealing cap 2131 has a one-way sealing function, and after the ferrule body 121 is pulled away from the ferrule passage 213, the one-way sealing cap 2131 performs one-way sealing on the ferrule passage 213 to prevent blood from flowing out. In this embodiment, the included angle between the central axis of the central insertion passage 213 and the central axis of the cannula communicating head 212 is 35 degrees. Through the integrative setting of two lock pin passageways 213 on the intercommunication main part 21, at the intubate in-process, need not to take out from lock pin main part 121, with the butt joint action of blood vessel diversion intubate 111 and intubate intercommunication head 212 again, can directly take out lock pin main part 121 to the settling time of blood flow bypass has been shortened, has promoted rescue efficiency.

EXAMPLE III

Referring also to fig. 7, fig. 7 is a schematic structural view of a puncture kit for performing a sardine puncture in an embodiment. The embodiment of the utility model discloses a puncture diversion medical kit, which comprises the vascular diverter described in the first embodiment or the second embodiment, and a puncture kit for performing a sardine puncture. A puncture external member and blood vessel circulation ware cooperation form an integral medical kit for carrying out the sardine puncture art, can be fast intubate outside wounded's vascular fracture position and establish the blood flow bypass. Therefore, a solution scheme that the bypass blood flow is established through complete and quick intubation can be provided through one puncture diversion medical kit, time waste caused by incomplete or inapplicable instruments is avoided, and time is won for rescue. The puncture kit for performing the sardine puncture includes a puncture needle 31, a guide wire 32, a plurality of dilators 33, a surgical blade 34, and a syringe 35, wherein the dilators 33 are plural, and the dilating diameters of the plurality of dilators 33 become gradually larger. The method for puncturing the Settiger comprises the following steps: the puncture needle 31 is firstly used for directly puncturing a blood vessel in the skin surface tissue of a patient, the guide wire 32 is pushed into the blood vessel through the inner hole of the puncture needle 31, the puncture needle 31 is removed, the guide wire 32 is kept in the blood vessel, the expanders 33 are used for sequentially expanding a plurality of expanders 33 with different expansion diameters one by one through the replacement sequence of the small expansion diameter to the large expansion diameter, and therefore the puncture opening part is expanded. When the blood vessel shunt is used in combination with the blood vessel shunt in the first embodiment or the second embodiment, a doctor can use the puncture needle 31, the guide wire 32 and the dilator 33 to cooperate to search for a proper position at the front end of the fracture of the blood vessel of the injured person for puncture and dilation to expose the blood vessel 100, or can use the surgical blade 34 to search for a proper position at the front end of the fracture of the blood vessel of the injured person for incision to expose the blood vessel 100, then use the puncture needle 31, the guide wire 32 and the dilator 33, after removing the dilator 33, push the blood vessel shunt cannula 111 with the insertion core main body 121 to a predetermined depth of the blood vessel along the guide wire 32, and then withdraw the insertion core main body 121, thus completing the cannula; in the withdrawal, the guide wire 32 may be withdrawn first, or the guide wire 32 may be withdrawn together with the ferrule body 121. When administration is required, a syringe 35 may be used for administration and a titanium clip 34 may be used for securing the band. For example, the blood vessel flow converter in the first embodiment or the second embodiment is perfectly matched with the puncture kit for performing the sardine puncture, the blood vessel is externally inserted at the position of the blood vessel fracture of the wounded, the blood flow bypass is established, the blood flow far-end supply is established in a short time, and the time is gained for the subsequent anastomosis.

To sum up: the blood vessel circulation device and the puncture flow-changing medical kit in the embodiment can quickly establish a blood flow bypass at the position except the blood vessel fracture of the wounded, so as to supply blood for the far-end limb of the wounded; the anastomosis time of the blood vessels is reduced, and the blood loss in the anastomosis process of the blood vessels is reduced.

The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A vascular shunt, comprising:

the intubation tube assembly comprises two intubation tube assemblies (1), wherein each intubation tube assembly (1) comprises a blood vessel circulation intubation tube (11) and an intubation element (12), and the intubation element (12) is arranged in the blood vessel circulation intubation tube (11) in a penetrating mode and can be pulled out of the blood vessel circulation intubation tube (11); and

a communication component (2) which is communicated with one end of the vascular circulation insertion tube (11) after the insertion core piece (12) is drawn out.

2. The vascular shunt according to claim 1, wherein the vascular shunt insertion tube member (11) comprises a vascular shunt insertion tube (111), a balloon (112) and a one-way air valve portion (113), the balloon (112) is disposed on the vascular shunt insertion tube (111), one end of the one-way air valve portion (113) is communicated with the balloon (112), the other end of the one-way air valve portion extends in a direction away from the vascular shunt insertion tube (111), the insertion core member (12) is disposed through the vascular shunt insertion tube (111) and can be withdrawn from the vascular shunt insertion tube member (11), and two ends of the insertion core member (12) are respectively exposed at two ends of the vascular shunt insertion tube (111); one end of the blood vessel shunt intubation tube (111) after being drawn out of the insertion core piece (12) is communicated with the communication component (2), and the other end of the blood vessel shunt intubation tube (111) is communicated with a blood vessel.

3. The vascular shunt of claim 2, wherein the vascular shunt cannula (111) has a tube inner wall and a tube outer wall, and the balloon (112) is positioned between the tube inner wall and the tube outer wall of the vascular shunt cannula (111).

4. The vessel shunt according to claim 3, wherein a reinforcing wire is arranged between the inner wall and the outer wall of the vessel shunt insertion tube (111), and the balloon (112) is arranged between the outer wall and the reinforcing wire of the vessel shunt insertion tube (111).

5. The vascular shunt according to claim 2, wherein the vascular shunt insertion tube member (11) further comprises a cable tie (114) and a clip (115), the cable tie (114) is sleeved on the vascular shunt insertion tube (111) and is positioned on the side of the balloon (112) far away from the blood vessel, and the clip (115) is clipped on the cable tie (114).

6. The vascular shunt according to claim 1, wherein the plug core member (12) comprises a plug core body (121) and a handle (122), the handle (122) is connected with one end of the plug core body (121), the other end of the plug core body (121) is a tip, the plug core body (121) is inserted into the vascular shunt plug member (11), the tip and the handle (122) are both exposed out of the vascular shunt plug member (11), the handle (122) is pulled, and the plug core body (121) is pulled out of the vascular shunt plug member (11).

7. The blood vessel flow diverter according to any one of claims 1-6, wherein the communication assembly (2) comprises a communication body member (21) and an external passage member (22), the communication body member (21) is respectively communicated with one end of the two blood vessel flow insertion tube members (11), and the external passage member (22) is communicated with the communication body member (21).

8. The vascular shunt according to claim 7, wherein the communicating body (21) has an external connecting head (211) and two intubation-tube connecting heads (212), the external connecting head (211) is connected with the external connecting piece (22), and the two intubation-tube connecting heads (212) are respectively communicated with one ends of the two vascular-flow intubation pieces (11).

9. The vessel flow diverter according to claim 8, wherein the communication body (21) further has two insertion core channels (213), the two insertion core channels (213) are respectively communicated with the two insertion tube communication heads (212), the insertion core member (12) is sequentially inserted into the insertion core channel (213), the insertion tube communication heads (212) and the vessel flow insertion tube member (11), a one-way sealing cap (2131) is disposed on the insertion core channel (213), and after the insertion core member (12) is withdrawn from the vessel flow insertion tube member (11), the insertion tube communication heads (212) and the insertion core channel (213), the one-way sealing cap (2131) performs one-way sealing on the withdrawal core channel (213).

10. A paracentesis kit comprising the vascular shunt of any of claims 1-9 and a puncture kit for performing a sardine puncture.

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