CN209420748U - A kind of Organoprotective device for transfer operation - Google Patents

Abstract

The utility model relates to an organ protection device for transplantation, which comprises an upper box body and a lower box body, the upper box body and the lower box body are movably connected, and the upper box body and the lower box body are respectively provided with upper ice crystals for holding ice crystals box and the lower crystal box, the upper ice box is equipped with an upper liner, and the lower edge of the upper liner is on the same plane as the lower edge of the upper ice box, and the lower ice box is equipped with a lower liner, and the The upper flange of the lower inner container is located on the same plane as the upper edge of the lower ice crystal box, and the upper inner container and the lower inner container are fastened together to form a sealed organ storage cavity, and the upper inner container and the lower inner container are respectively equipped with an upper buffer layer And the lower buffer layer, the ice crystals provided can provide a low-temperature environment for the preservation bag to ensure the survival of the organ source. The low-temperature preservation chamber formed by the water bag can protect the organ source and effectively play the role of shock absorption. , to prevent the organ source from colliding with the wall of the preservation bag during transportation, effectively improving the survival rate of the organ source.

Description

An organ protection device for transplant surgery

technical field

The utility model relates to the technical field of data medical equipment, and further relates to an organ protection device for transplantation operations.

Background technique

In organ transplantation, during the anastomosis of donor organ arteries and veins with autologous arteries and veins, the donor organ must be in a state of ischemia and non-low temperature preservation, which will have an important impact on the recovery of the function of the donor organ after surgery. The current method is to put ice-containing gloves with holes on the donor organ, and intermittently spray ice water to the donor organ to keep the donor organ in a low temperature state. However, during the operation, the donor organ needs to be turned several times to assist the vascular anastomosis, and the repeated repositioning of ice gloves is not only inconvenient but also affects the effect of hypothermia; moreover, the time of intermittent spraying of ice water during the operation is affected by the progress of the operation, and the interval time is unstable, which also affects Effect of hypothermia on donor organs.

At present, the interlayer around the donor organ accommodation cavity is filled with ice-water mixture, and the low-temperature ice-water mixture is continuously input through the input port, and the heated water is discharged from the output port to ensure the temperature in the interlayer and achieve continuous stability. However, the organ accommodation chamber in this storage bag is directly in contact with the ice-water mixture, and the ice-water mixture directly generates heat exchange with the external environment. During the circulation of the ice-water mixture, temperature fluctuations are prone to occur, which will affect the The survival rate of postoperative organs is affected.

Utility model content

In order to overcome the above-mentioned shortcomings of the prior art, the purpose of the utility model is to provide a device that can maintain the temperature in the cavity of the organ source, and at the same time ensure that the organ source can have a buffering effect with the entire storage bag during the moving process, avoiding Collision occurs, and the cryopreservation bag for donor organs used in organ transplantation effectively improves the survival rate of organ sources.

In order to achieve the above purpose, the utility model adopts the following technical scheme, an organ protection device for transplant surgery, comprising an upper box and a lower box, the upper box and the lower box are movably connected, the The upper box and the lower box are respectively provided with an upper ice crystal box and a lower ice crystal box for adorning ice crystals. The upper ice crystal box is provided with an upper liner, and the lower edge of the upper liner is flanging with the upper ice crystal. The lower edge of the box is located on the same plane, the lower inner container is provided with a lower inner container, and the upper edge of the lower inner container is on the same plane as the upper edge of the lower ice crystal container, the upper inner container and The lower liner is snapped together to form a sealed organ storage chamber, the upper liner and the lower liner are respectively provided with an upper buffer layer and a lower buffer layer, and the top of the upper end of the upper box is provided with an upper ice crystal inlet and outlet. The upper ice crystal inlet and outlet pass through the upper box and the upper ice crystal box to conduct with the inside of the upper ice crystal box. The upper ice crystal inlet and outlet are provided with an upper sealing plug, and the bottom of the lower box is provided with a lower ice crystal inlet. The lower ice crystal inlet and outlet pass through the lower box body and the lower ice crystal box to communicate with the inside of the lower ice crystal box, and the lower ice crystal inlet and outlet are provided with a lower sealing plug.

An upper insulation layer is provided between the upper box body and the upper freezer box, and a lower heat insulation layer is provided between the lower box body and the lower freezer box.

The upper box body and the lower box body are connected by a rotating shaft, and the other end is snap-fitted.

The bottom of the upper inner container is located in the upper ice crystal box, and an upper ice crystal cavity is formed between the upper inner container and the upper ice crystal box, the bottom of the lower inner container is located in the lower ice crystal box, and the lower inner container is A lower ice crystal cavity is formed between the lower ice crystal box.

The inner corners of the upper freezer box and the lower freezer box are respectively provided with guide surfaces.

The upper buffer layer and the lower buffer layer are made of condensation water bags.

The upper sealing plug is connected with the upper ice crystal inlet and outlet, and the lower ice crystal inlet and lower sealing plug is respectively connected by threads.

The upper inner tank and the lower inner tank are made of copper material.

The top of the upper box is provided with a groove, and handles are movably connected to both sides of the groove.

The beneficial effects of the utility model are: the structure is simple, and the ice crystal provided can provide a low-temperature environment for the storage bag to ensure the survival of the organs. The function of shock absorption prevents the organ source from colliding with the wall of the liner during transportation, effectively improving the survival rate of the organ.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a schematic cross-sectional structure diagram of the utility model;

In the figure: 1. Upper box; 2. Lower box; 3. Upper ice crystal box; 4. Lower ice crystal box; 5. Upper liner; 6. Lower liner; 7. Upper ice crystal cavity; 8. Lower ice crystal Cavity; 9. Upper buffer layer; 10. Lower buffer layer; 11. Organ preservation cavity; 12. Upper ice crystal inlet and outlet; 13. Lower ice crystal inlet and outlet; 14. Upper seal plug; 15. Lower seal plug; 16. Upper heat insulation Layer; 17. Lower insulation layer; 18. Guide surface; 19. Groove; 20. Handle.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described in detail.

In describing the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal" , "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating Or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

The terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of these features; in the description of the present utility model, unless otherwise specified, the meaning of "plurality" is two or more.

Example 1

As shown in Figure 1, an organ protection device for transplantation operations includes an upper box 1 and a lower box 2, the upper box 1 and the lower box 2 are movably connected to ensure their tightness. The fastening parts of the upper box and the lower box are respectively provided with sealing strips for sealing, and the upper box 1 and the lower box 2 are respectively provided with an upper ice crystal box 3 and a lower ice crystal box for adorning ice crystals. box 4, said upper ice crystal box 3 is provided with an upper liner 5, and the lower edge of the upper inner liner 5 and the lower edge of the upper ice crystal box 3 are located on the same plane, and the lower ice crystal box 4 is A lower inner container 6 is provided, and the upper edge of the lower inner container 6 is on the same plane as the upper edge of the lower ice crystal box 4, and the upper inner container 5 and the lower inner container 6 are fastened to form a sealed organ preservation Cavity 11, the organ preservation cavity 11 is used to place the organ in the organ transplantation, the upper liner 5 and the lower liner 6 are respectively provided with an upper buffer layer 9 and a lower buffer layer 10, the upper The top of the upper end of the box body 1 is provided with an upper ice crystal inlet and outlet 12, and the upper ice crystal inlet and outlet 12 passes through the upper box body 1 and the upper ice crystal box 3 and conducts with the upper ice crystal box 3 in turn, and the upper ice crystal inlet and outlet 12 is provided with an upper Seal plug 14, the bottom of described lower box body 2 is provided with lower ice crystal inlet and outlet 13, and this lower ice crystal inlet and outlet 13 passes through lower box body 2 and lower ice crystal box 4 in turn and conducts with lower ice crystal box 4 internally, and described lower The ice crystal inlet and outlet 13 is provided with a lower sealing plug 15 .

The upper and lower boxes are made of hard materials, which are made of plastic, which can effectively protect the organ sources placed in the upper and lower boxes, avoiding external pressure, and at the same time, for the convenience of the upper and lower boxes to be able to It is convenient to open, and at the same time, it can be well sealed when it is sealed. There is a shaft connection between the upper box 1 and the lower box 2, and the other end is snap-fitted; one end is connected by a shaft to ensure that the upper and lower boxes can be connected. The clamshell is opened, and the buckle connection can ensure that the upper and lower boxes can be buckled and locked. The buckle connection can use the cooperation of the bayonet and the buckle, or it can be a secure connection such as a password lock or a fingerprint lock. model.

The upper inner container 5 is provided with up and down turning, and the lower inner container 6 is provided with an upper turning edge, and the lower turning is equal to the lower edge of the upper ice crystal box 3, and the upper turning edge and the lower ice crystal box The upper edge of 4 is flat, so as to ensure that the upper and lower flanges, the edges of the upper inner container and the lower inner container can be in sealing contact when in contact, ensure that the upper end surface can be in sealing contact, and ensure the sealing of the organ storage chamber 11. The sealing contact The main reason is that during the processing of the lower end surface of the upper inner container 5 and the upper and lower flanges of the lower inner container 6, the contact parts of the flanges are relatively smooth, and can be aligned and sealed when they are in contact, or the upper and lower end surfaces are respectively provided with mutual flanges. Cooperating protrusions and grooves can ensure its tightness. The upper ice crystal inlet and outlet 12 and the lower ice crystal inlet and outlet 13 inject ice crystals into the upper ice crystal box and the lower ice crystal box respectively, and the injected ice crystals are crystallized ice crystals after being frozen by the refrigerator , which can ensure that the entire low-temperature cavity is in a low-temperature state, and provide a low-temperature environment for the organs; specifically, the bottom of the upper inner tank 5 is located in the upper ice crystal box 3, and the upper inner tank 5 and the upper ice crystal box 3 form a The upper ice crystal cavity 7, the bottom of the lower inner tank 6 is located in the lower ice crystal box 4, and the lower ice crystal cavity 8 is formed between the lower inner tank 6 and the lower ice crystal box 4, and the inner tank is directly arranged in the ice crystal cavity Among them, the medium that can effectively transfer less heat ensures that the cold emitted by the ice crystals during use will not be wasted, and can ensure that the ice crystals serve as a low-temperature environment for the organ preservation chamber 11. In order to further ensure the transfer of heat, it will not be wasted. The upper liner 5 and the lower liner 6 are made of copper material.

An upper buffer layer 9 and a lower buffer layer 10 are respectively arranged in the upper inner tank 5 and the lower inner tank 6, and the upper and lower buffer layers are made of condensed water bags, which can ensure that the energy received by the condensed water bags can be guaranteed during the energy transfer process. The energy is uniform, which ensures that the temperature of the low-temperature environment in the organ preservation cavity 11 is uniform, and avoids the occurrence of uneven temperature where the temperature organ contacts. Notice that the use of condensed water bags can also effectively play a buffer role to avoid collisions with the placed organs. At the same time, the condensed water bags can avoid the contact between the inner tank and the organs, and can effectively protect the body in an environment that ensures low temperature. The organ source is protected; the condensed water bag can be fixed with the inner liner by being pressed together or pasted.

The upper sealing plug 14 and the upper ice crystal inlet and outlet 12, the lower ice crystal inlet and outlet 13 and the lower sealing plug 15 are threaded respectively, which can ensure that the ice crystals can smoothly enter the ice crystal cavity, and can also be blocked by the sealing plug to ensure the sealing The upper ice crystal inlet and outlet 12 and the lower ice crystal inlet and outlet 13 are used to inject the frozen ice crystals into the ice crystal cavity, and at the same time, the ice crystals after use can be smoothly poured out of the ice crystal cavity for convenience. The inner corners of the ice crystal box 3 and the lower ice crystal box 4 are respectively provided with a guide surface 18, which can ensure that the ice crystals will not stay at the corners, and can ensure that all used ice crystals are poured out, so that the whole protective device can be conveniently carried out. Disinfect and save.

Specifically, after the ice crystals are injected, the sealing plug can be sealed and blocked through the ice crystal inlet and outlet to prevent the ice crystals from leaking out, and the sealing plug can be blocked by threaded connection, and the sealing plug is lower than the ice crystal inlet and outlet to ensure that it can go up and down. The inner tank can be sealed and connected. When injecting ice crystals, the threaded hole with the ice crystal box can be tightened on the ice crystal inlet and outlet to inject, so as to avoid the ice crystals from falling.

Further, in order to ensure that the ambient temperature in the whole low-temperature insulation bag is not affected by the outside world, an upper heat insulation layer 16 is provided between the upper box body 1 and the upper freezer box 3, and the lower box body 2 and the A lower insulation layer 17 is provided between the lower freezer boxes 4, and the end of the upper insulation layer 16 is level with the inner edge of the upper casing 1, and the end of the lower insulation layer 16 is aligned with the inner edge of the lower casing 2. It is relatively flat and can effectively ensure the sealing of the entire protection device.

Further, in order to facilitate the carrying of the storage bag, the top of the upper box body 1 is provided with a groove 19, the two sides of the groove 19 are movably connected with handles 20, and the protection device can be pulled by the handle during use , when the handle is not in use, it can be placed in the groove 19.

When in use, at first the whole storage device is disinfected, then the upper and lower casings are opened, the ice crystals after freezing are injected into the ice crystal injection cavity, then the upper and lower casings are closed, and the temperature inside the upper and lower inner tanks reaches a low temperature state (i.e. temperature required by the organ), then open the upper and lower casings, put the organ into the organ preservation cavity 11, then close the upper and lower casings, and complete the preservation of the organ. After the organ transplant operation is completed, inject ice crystals into the cavity. Pour it out and sterilize the entire preservation device, effectively providing a low-temperature environment for the organ source, while avoiding the contact and collision between the organ and the liner, and improving the survival rate of the organ transplant operation.

The above embodiment is only an illustration of the utility model, and does not constitute a limitation to the protection scope of the utility model. Any design identical or similar to the utility model belongs to the protection scope of the utility model.

Claims (9)

1. An organ protection device for transplant surgery, characterized in that it comprises an upper case (1) and a lower case (2), the upper case (1) and the lower case (2) are movably connected , said upper box (1) and lower box (2) are respectively provided with an upper ice crystal box (3) and a lower ice crystal box (4) for adorning ice crystals, and said upper ice crystal box (3) is equipped with There is an upper liner (5), and the lower edge of the upper liner (5) is on the same plane as the lower edge of the upper ice crystal box (3), and the lower ice crystal box (4) is provided with a lower inner liner (6), and the upper edge of the lower inner liner (6) is on the same plane as the upper edge of the lower ice crystal box (4), and the upper inner liner (5) and the lower inner liner (6) are fastened After forming a sealed organ preservation chamber (11), the upper inner container (5) and the lower inner container (6) are respectively provided with an upper buffer layer (9) and a lower buffer layer (10). The top of the upper end of the body (1) is provided with an upper ice crystal inlet and outlet (12), and the upper ice crystal inlet and outlet (12) passes through the upper box body (1) and the upper ice crystal box (3) and conducts with the upper ice crystal box (3) in turn, The upper ice crystal entrance (12) is provided with an upper sealing plug (14), and the bottom of the lower box (2) is provided with a lower ice crystal entrance (13), and the lower ice crystal entrance (13) passes through the lower The box body (2) and the lower ice crystal box (4) are internally connected with the lower ice crystal box (4), and the lower ice crystal inlet and outlet (13) is provided with a lower sealing plug (15). 2. An organ protection device for transplantation according to claim 1, characterized in that an upper heat insulation layer (16) is provided between the upper box (1) and the upper ice crystal box (3) ), a lower insulation layer (17) is provided between the lower casing (2) and the lower freezer box (4). 3. The organ protection device for transplantation according to claim 1, characterized in that, the upper box (1) and the lower box (2) are connected by a rotating shaft, and the other end is clamped buckle connection. 4. The organ protection device for transplantation according to claim 1, characterized in that, the bottom of the upper liner (5) is located in the upper ice crystal box (3), and the upper liner ( 5) An upper ice crystal cavity (7) is formed between the upper ice crystal box (3), the bottom of the lower inner tank (6) is located in the lower ice crystal box (4), and the lower inner tank (6) is connected to the lower ice crystal box (4). A lower ice crystal chamber (8) is formed between the ice crystal boxes (4). 5. A kind of organ protection device for transplantation according to claim 1 or 4, characterized in that, the inner corners of the upper ice crystal box (3) and the lower ice crystal box (4) are respectively provided with guides Face (18). 6. An organ protection device for transplantation according to claim 1, characterized in that, the upper buffer layer (9) and the lower buffer layer (10) are made of condensation water bags. 7. An organ protection device for transplantation according to claim 1, characterized in that, the upper sealing plug (14) is connected with the upper ice crystal inlet and outlet (12), and the lower ice crystal inlet and outlet (13) is connected with the lower sealing Plugging (15) is connected by thread respectively. 8. An organ protection device for transplantation according to claim 1, characterized in that, the upper liner (5) and the lower liner (6) are made of copper material. 9. An organ protection device for transplantation according to claim 1, characterized in that, the top of the upper box (1) is provided with a groove (19), the groove (19) The two sides are movably connected with handles (20).