CN219629703U

CN219629703U - Proximal anastomosis hemostatic device

Info

Publication number: CN219629703U
Application number: CN202320146839.0U
Authority: CN
Inventors: 李海洋; 薛源
Original assignee: Beijing Anzhen Hospital
Current assignee: Beijing Anzhen Hospital
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-09-05
Anticipated expiration: 2033-01-16

Abstract

The utility model provides a proximal anastomosis hemostasis device, which comprises a main body and a hemostasis water bag connected to the main body, wherein the main body is provided with a suction cavity, an injection cavity, a connection port, an injection port and a suction hole; the suction hole is positioned at one side of the hemostatic water sac, the connection port is communicated with the suction hole through the suction cavity, and the connection port is used for being connected with the aspirator so as to enable negative pressure to be formed inside the suction cavity through the aspirator; the injection port is communicated with the hemostatic water sac through the injection cavity, and physiological saline can be injected into the hemostatic water sac through the injection port to expand the hemostatic water sac. In the operation process, the expansion resistance value blood of the hemostatic water sac in the aortic blood vessel overflows from the anastomotic stoma, and meanwhile, the suction hole can absorb sundries near the anastomotic stoma, so that clear vision is provided for medical staff, the operation of clamping the aortic artery is avoided, and the safety in the operation is improved.

Description

Proximal anastomosis hemostatic device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a proximal anastomosis hemostasis device.

Background

The bypass grafting operation of the coronary artery without stopping the heart can avoid the operation of ascending aorta cannula, blocking ascending aorta, pouring cold heart stopping liquid and the like for designing the ascending aorta during the extracorporeal circulation, and can reduce the incidence rate of postoperative nervous system complications to a certain extent.

However, in the conventional proximal anastomosis procedure of the bridge blood vessel, the operation of clamping the ascending aorta still exists, and the complication hidden trouble still exists.

Disclosure of Invention

Accordingly, to avoid clamping the aorta during a proximal anastomosis of the blood vessels, to reduce surgical procedures on the aorta, and to reduce the incidence of patient death or postoperative complications during surgery, the present utility model provides a proximal hemostatic device.

The utility model provides a proximal anastomosis hemostasis device, which comprises a main body and a hemostasis water bag connected to the main body, wherein the main body is provided with a suction cavity, an injection cavity, a connection port, an injection port and a suction hole; the suction hole is positioned at one side of the hemostatic water sac, the connection port is communicated with the suction hole through the suction cavity, and the connection port is used for being connected with the aspirator so as to enable negative pressure to be formed inside the suction cavity through the aspirator; the injection port is communicated with the hemostatic water sac through the injection cavity, and physiological saline can be injected into the hemostatic water sac through the injection port to expand the hemostatic water sac.

Optionally, the central part after the expansion of the hemostatic water bag is concavely arranged towards one side deviating from the suction hole, so that the peripheral edge of the hemostatic water bag is convex, and the main body is connected with the concave part of the hemostatic water bag.

Optionally, a high-density metal coating is arranged on the highest point of the bulge at the edge of the hemostatic water sac.

Optionally, the suction holes are provided with a plurality of groups and distributed on the main body in a circular array.

Optionally, a guiding section is further arranged on one side of the hemostatic water sac, which faces away from the suction hole.

Optionally, the end of the guide section is spherical.

Optionally, the main body is a hollow cylinder, an injection catheter is arranged at the back of the main body, one end of the injection catheter is connected with the hemostatic water sac, and the other end of the injection catheter extends to the outer side of the main body to form the injection port, so that the suction cavity is formed in the main body, and the injection cavity is formed in the injection catheter.

Optionally, be equipped with the branch pipe that the slope set up on the main part, branch pipe and the inside intercommunication of main part, the branch pipe deviates from the one end of main part and forms the connector.

The technical scheme of the utility model has the following advantages:

1. according to the proximal anastomosis hemostatic device provided by the utility model, in the vascular proximal anastomosis operation process, the hemostatic balloon is placed in the aortic blood vessel through the anastomosis opening, physiological saline is injected into the hemostatic balloon to expand the hemostatic balloon, and the expanded hemostatic balloon is attached to the inner side of the anastomosis opening in a lifting mode, so that blood overflow in the aortic blood vessel is reduced. Simultaneously, the negative pressure in the suction cavity can enable the suction hole to absorb impurities at the anastomotic stoma, thereby providing clear vision for medical staff and facilitating the operation of the medical staff. Therefore, the operation of clamping the aorta can be avoided, the surgical operation on the aorta is reduced, and the incidence rate of death or postoperative complications of patients in operation is reduced.

2. According to the proximal anastomosis hemostatic device provided by the utility model, through the design of the central depression of the hemostatic sac, the raised edge of the hemostatic sac is attached to the inner wall around the anastomotic stoma, a gap is formed between the depressed part of the hemostatic sac and the anastomotic stoma, so that a sufficient operation space is provided for medical staff to perform anastomosis routing on the anastomotic stoma, the hemostatic sac is not easy to puncture, and the safety is high.

3. The proximal anastomosis hemostatic device provided by the utility model has a simple overall structure, is convenient to use and operate, and provides a better operation environment for medical staff when performing vascular proximal anastomosis surgery.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view showing the external structure of a proximal anastomosis hemostatic device according to the present embodiment;

FIG. 2 is a cross-sectional view of one embodiment of the proximal anastomosis hemostatic device of the present example;

fig. 3 is a cross-sectional view of another embodiment of the proximal anastomosis hemostatic device of this example.

Reference numerals illustrate: 1. a main body; 2. a suction hole; 3. a hemostatic water sac; 4. an injection port; 5. a branch pipe; 6. a connection port; 7. a guide section; 8. a high density metal coating; 9. an injection catheter; 10. a branch pipe body.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The embodiment provides a proximal anastomosis hemostasis device, which is applied to a heart non-stop coronary artery bypass grafting operation, and is shown in combination with fig. 1 to 3, and comprises a main body 1 and a hemostatic bag, wherein the hemostatic bag is connected to the main body 1, an attraction cavity and an injection cavity are formed in the main body 1, and the injection cavity is communicated with the hemostatic bag. The main body 1 is also provided with a suction hole 2 communicated with the suction cavity, and the suction hole 2 is positioned at one side of the hemostatic sac. One end of the main body 1 is provided with a connecting port 6 and an injection port 4, the connecting port 6 is communicated with the suction cavity, and the injection port 4 is communicated with the injection cavity.

In the operation process, the hemostatic balloon is placed in the aortic vessel through the anastomotic stoma, physiological saline is injected into the hemostatic balloon through the injection port 4 and the injection cavity, so that the hemostatic balloon is expanded and expanded, then the main body 1 is lifted, the expanded hemostatic balloon is attached to the inner side of the anastomotic stoma, and accordingly overflow of blood in the aortic vessel is prevented, and potential safety hazards caused by ascending the aortic vessel by adopting the forceps clamp are avoided. Simultaneously, the connection port 6 is externally connected with an aspirator, negative pressure is formed in the aspiration cavity through the aspirator, and substances at the front side of the hemostatic water sac 3 can be absorbed through the aspiration hole 2, so that the clear visual field of an anastomotic site in the operation process is ensured, and the operation of medical staff is facilitated.

Further, the proximal anastomosis hemostasis device further comprises a guide section 7, the guide section 7 is arranged on one side of the hemostasis water sac 3, which is away from the suction hole 2, the guide section 7 is used for guiding the hemostasis water sac 3 to enter the inner side of the anastomosis part, and the end part of the guide section 7 is in a spherical shape, so that the inner wall of the aorta is not damaged in the process of the guide section 7 entering the aorta.

When the hemostatic water bag 3 is inflated by the injected normal saline, the central part of one side of the hemostatic water bag, which is close to the suction hole 2, is concavely arranged to one side, which is far away from the suction hole 2, so that the circumferential edge of the hemostatic water bag 3 is protruded, when the hemostatic water bag 3 is lifted, the protruded edge of the hemostatic water bag 3 is attached to the inner wall around the anastomotic stoma, a gap is formed between the concave part of the hemostatic water bag 3 and the anastomotic stoma, and a sufficient operation space is provided for medical staff to perform anastomosis wiring on the anastomotic stoma, and the hemostatic water bag is not easy to puncture.

In addition, in the embodiment, the highest point of the protruding part of the hemostatic water sac 3 is coated with the high-density metal coating 8, so that the compactness of the hemostatic water sac 3 in fit with the inner wall of the aorta can be increased by utilizing the high-density metal coating 8, the exudation of blood is further reduced, and the clear visual field at the anastomotic stoma is ensured.

The shape of the suction holes 2 is not limited, and the suction holes can be round, square or other irregular shapes, and the number and the distribution of the suction holes 2 are not limited, so that the suction holes can be adaptively arranged according to the use conditions. In this embodiment, the suction holes 2 are arranged in a plurality of groups and distributed in a circular array on the outer wall of the main body 1, so as to quickly absorb impurities located around the main body 1 during the operation.

As shown in fig. 2, as an embodiment, the main body 1 is a hollow cylinder, the guide section 7 and the main body 1 are integrally formed, and the main body 1 is also integrally formed with an inclined branch pipe 5, and the branch pipe 5 is communicated with the inside of the main body 1, so that the whole structure is in a Y shape. The main body 1 is internally provided with a coaxial injection conduit 9, the inner side of the injection conduit 9 is provided with the injection cavity, one end of the injection conduit penetrates through the end part of the main body 1 to form the injection port 4, the inner side of the main body 1 is provided with the suction cavity, and the end part of the branch pipe 5 is provided with an opening to form the connection port 6.

The hemostatic water sac 3 is connected on the outer wall of the main body 1 in a surrounding mode, the other end of the injection catheter 9 extends to the hemostatic water sac 3, a plurality of branch pipe bodies 10 are connected to the end portion of the injection catheter 9, the branch pipe bodies 10 penetrate through the side wall of the main body 1 and then are communicated into the hemostatic water sac 3, the communication between the injection port 4 and the hemostatic water sac 3 is achieved, the plurality of branch pipe bodies 10 can enable the hemostatic water sac 3 to be evenly injected, and the hemostatic water sac 3 is evenly expanded and deformed integrally.

As shown in fig. 3, as another embodiment, the guiding section 7 and the main body 1 are arranged in a segmented manner, the hemostatic water sac 3 is connected between the guiding section 7 and the main body 1, and the end of the injection catheter 9 directly penetrates through the main body 1 and then extends into the hemostatic bag, so that the purpose that the hemostatic water sac 3 is not communicated with the suction cavity and is communicated with the injection port 4 can be achieved.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. The proximal anastomosis hemostasis device is characterized by comprising a main body (1) and a hemostasis water bag (3) connected to the main body (1), wherein the main body (1) is provided with a suction cavity, an injection cavity, a connection port (6), an injection port (4) and a suction hole (2);

the suction hole (2) is positioned at one side of the hemostatic water sac (3), the connection port (6) is communicated with the suction hole (2) through a suction cavity, and the connection port (6) is used for being connected with a suction device so as to enable the suction cavity to form negative pressure inside through the suction device;

the injection port (4) is communicated with the hemostatic water bag (3) through the injection cavity, and physiological saline can be injected into the hemostatic water bag (3) through the injection port (4) to expand the hemostatic water bag.

2. The proximal anastomosis hemostasis device according to claim 1, characterized in that the central portion of the hemostasis water bag (3) after expansion is concavely arranged towards one side away from the suction hole (2), so that the circumferential edge of the hemostasis water bag (3) is protruded, and the main body (1) is connected to the concaved portion of the hemostasis water bag (3).

3. A proximal anastomosis hemostasis device according to claim 2, characterised in that the highest point of the edge bulge of the hemostasis water sac (3) is provided with a high density metal coating (8).

4. The proximal anastomosis hemostatic device according to claim 1, wherein the suction holes (2) are provided in a plurality of groups and distributed in a circular array on the body (1).

5. A proximal anastomosis hemostasis device according to claim 1, characterised in that the side of the hemostasis water sac (3) facing away from the suction opening (2) is further provided with a guiding section (7).

6. Proximal anastomosis hemostasis device according to claim 5, characterized in that the end of the guide section (7) is spherical.

7. The proximal anastomosis hemostatic device according to any one of claims 1-6, wherein the main body (1) is a hollow cylinder, an injection catheter (9) is provided at the back of the main body (1), one end of the injection catheter (9) is connected with the hemostatic water sac (3), the other end extends to the outside of the main body (1) to form the injection port (4), the suction cavity is formed inside the main body (1), and the injection cavity is formed inside the injection catheter (9).

8. The proximal anastomosis hemostasis device according to claim 7, characterized in that the main body (1) is provided with a branch pipe (5) arranged obliquely, the branch pipe (5) is communicated with the inside of the main body (1), and one end of the branch pipe (5) facing away from the main body (1) forms the connection port (6).