Closed probe sleeve

Abstract

The utility model belongs to the technical field of medical auxiliary equipment, particularly relates to a closed probe sleeve, and provides the following scheme aiming at the problems that a coupling agent is easy to extrude and the coupling agent on an ultrasonic probe is difficult to clean subsequently in the prior art: the closed probe sleeve comprises an ultrasonic probe main body; the ultrasonic probe comprises an ultrasonic probe body and a protective sleeve, the protective sleeve is wrapped outside the ultrasonic probe body, a coupling agent is filled between the protective sleeve and the ultrasonic probe body, the protective sleeve further comprises a thickened protective sleeve integrally formed at one end of the protective sleeve, and the thickened protective sleeve is attached to the front end of the ultrasonic probe body. According to the closed probe sleeve, the protective sleeve can be better attached to an ultrasonic probe body through the thickened protective sleeve and the sealing silica gel, meanwhile, it can be guaranteed that an internal coupling agent is not prone to overflowing, air in the protective sleeve can be extracted out through the extraction valve, the interior of the protective sleeve is in a vacuum negative pressure state, and the sealing effect is good. The protective sleeve and the ultrasonic probe main body can be kept tightly attached.

Description

Technical Field

[0001] The utility model relates to the technical field of medical auxiliary equipment, in particular to a closed probe cover. Background Art

[0002] Interventional ultrasound is a new technology developed on the basis of ultrasound imaging to further meet the needs of clinical diagnosis and treatment. Its main feature is to complete various puncture biopsy, aspiration, injection and other operations under the monitoring or guidance of ultrasound. During the operation, the ultrasound probe protective cover needs to be used to keep the ultrasound probe and its wire sterile.

[0003] The ultrasonic probe protective cover is composed of a protective cover and a binding rubber band. The protective cover is made of thermoplastic polyurethane film, and the binding rubber band is made of thermoplastic polyurethane, which is sterilized by ethylene oxide.

[0004] When the interventional treatment time is long, the coupling agent applied between the ultrasound probe and the protective cover is easily squeezed out of the rubber band, and the protective cover does not fit the ultrasound probe, resulting in bubbles and affecting ultrasound imaging. Secondly, after use, the probe cover is removed, and the ultrasound probe is easily covered with coupling agent, which is difficult to clean.

[0005] In view of the above problems, the utility model document proposes a closed probe cover. Utility Model Content

[0006] The utility model aims to solve the shortcomings of the prior art that the coupling agent is easily squeezed out and it is difficult to clean the coupling agent on the ultrasonic probe later, and proposes a closed probe cover.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A closed probe cover, comprising:

[0009] Ultrasound probe body;

[0010] It also includes a protective cover, which is wrapped around the outside of the ultrasonic probe body, and a coupling agent is filled between the protective cover and the ultrasonic probe body. The protective cover also includes a thickened protective cover integrally formed at one end of the protective cover, and the thickened protective cover is in contact with the front end of the ultrasonic probe body;

[0011] It also includes a sealing silica gel, which is used to seal one end of the protective sleeve and can effectively block the coupling agent;

[0012] It also includes an air extraction valve, which is arranged on the outer wall of the protective cover and is used to extract the air in the protective cover to put the interior of the protective cover in a vacuum negative pressure state.

[0013] In a possible design, the exhaust valve includes a first end cover and a second end cover, the first end cover and the second end cover are threadedly connected, a vacuum port is opened at one end of the first end cover, and a through hole is opened at one end of the second end cover, the vacuum port and the through hole are used for gas circulation, the internal sealing sliding of the second end cover is provided with a movable plate, a sealing rod is fixedly installed on one side of the movable plate, the sealing rod is slidingly matched with the through hole seal, a plurality of limiting grooves are opened on the outer wall of the movable plate, a plurality of first convex strips and a plurality of second convex strips are fixedly installed on the inner wall of the second end cover, the plurality of first convex strips and the second convex strips are respectively slidingly and sealingly matched with the corresponding limiting grooves, and the movable plate is used to complete the closing of the through hole after exhaust.

[0014] In a possible design, the length of multiple second ridges is shorter than the length of multiple first ridges, and when the sealing rod is detached from the through hole, multiple second ridges are detached from the corresponding limiting grooves, which can ensure that the gas can be discharged normally when it needs to be extracted.

[0015] In a possible design, a plurality of partitions are fixedly mounted on one side of the second end cover, and the plurality of partitions are matched with the through holes, so as to reduce mutual interference when the gas is discharged.

[0016] In a possible design, a plurality of limit posts are fixedly mounted on an inner wall of one side of the first end cover, and the plurality of limit posts cooperate with the movable plate to prevent the movable plate from being in close contact with an inner wall of one side of the first end cover when extracting gas, thereby affecting the discharge of gas.

[0017] In a possible design, a plurality of grooves are formed on the outer wall of the first end cover, so that the user can easily rotate the first end cover.

[0018] In the present application, when in use, the user can put the protective cover on the outside of the ultrasonic probe body, fill the coupling agent between the protective cover and the ultrasonic probe body, and then use the sealing silicone to seal the opening of the protective cover to prevent the coupling agent in the protective cover from overflowing; then adjust the position of the thickened protective cover to make it correspond to the front end of the ultrasonic probe body, and use the external vacuum equipment to connect the vacuum valve to complete the extraction of the gas inside the protective cover; when the gas is extracted, the movable plate in the vacuum valve will move to one side of the vacuum port under the push of the gas until the movable plate abuts against the limit column, at this time the sealing rod When the protective cover is detached from the through hole, the second convex strip will also detach from the limiting groove, and the air flow can pass through the through hole, the limiting groove, and the air suction port in sequence and be discharged. After the gas is discharged, due to the low air pressure inside the protective cover, the external air pressure will push the movable plate back to its original position and tightly abut against one end of the second end cover to complete the sealing of the through hole, thereby continuously ensuring that the protective cover is in a vacuum negative pressure state; when the protective cover is in a vacuum negative pressure state, the protective cover can fit tightly with the ultrasonic probe body to prevent air from entering and affecting the imaging of the ultrasonic probe body, and at the same time can also play a certain role in fixing the coupling agent, with a better use effect.

[0019] In the utility model, the enclosed probe cover can make the protective cover closely attached to the ultrasonic probe body by thickening the protective cover and the sealing silica gel, and can also ensure that the coupling agent inside is not easy to overflow, so the use effect is better;

[0020] In the utility model, the airtight probe cover can be used to extract the air in the protective cover through the air extraction valve, so that the inside of the protective cover is in a vacuum negative pressure state, which is conducive to the protective cover and the ultrasonic probe body to keep close contact, and can prevent air from entering and affecting the imaging of the ultrasonic probe body, and can also play a certain role in fixing the coupling agent;

[0021] In the utility model, the closed probe cover can make the protective cover fit closely with the ultrasonic probe body better by thickening the protective cover and the sealing silicone, and can also ensure that the coupling agent inside is not easy to overflow, and the air in the protective cover can be extracted through the exhaust valve, so that the inside of the protective cover is in a vacuum negative pressure state, which is conducive to keeping the protective cover and the ultrasonic probe body in close contact, and can prevent air from entering and affecting the imaging of the ultrasonic probe body. At the same time, it can also play a certain role in fixing the coupling agent, and the use effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional structural schematic diagram of a closed probe cover proposed by the utility model;

[0023] Figure 2 This is a schematic cross-sectional view of a closed probe cover proposed by the utility model;

[0024] Figure 3This is a three-dimensional structural schematic diagram of an air extraction valve of a closed probe cover proposed by the utility model;

[0025] Figure 4 This is a schematic diagram of the disassembled structure of the air extraction valve of a closed probe cover proposed by the utility model;

[0026] Figure 5 This is a schematic diagram of the disassembled structure of the air extraction valve of a closed probe cover proposed by the utility model from another perspective.

[0027] In the figure: 1. Protective cover; 2. Thickened protective cover; 3. Sealing silicone; 4. Vacuum valve; 5. Ultrasonic probe body; 6. First end cover; 7. Vacuum port; 8. Second end cover; 9. First convex strip; 10. Second convex strip; 11. Moving plate; 12. Limiting groove; 13. Sealing rod; 14. Partition plate; 15. Through hole; 16. Limiting column. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0029] Example 1

[0030] Reference Figure 1-5 , a sealed probe cover, which is used in the field of medical auxiliary equipment technology, including:

[0031] Ultrasonic probe body 5;

[0032] The protective cover 1 is also included. The protective cover 1 is wrapped around the outside of the ultrasonic probe body 5. A coupling agent is filled between the protective cover 1 and the ultrasonic probe body 5. The protective cover 1 also includes a thickened protective cover 2 integrally formed at one end of the protective cover 1. The thickened protective cover 2 is made of the same material as the protective cover 1 (can be polyurethane soft plastic), and its thickness is slightly greater than the protective cover 1, and wrinkles are not easy to appear. The thickened protective cover 2 fits the front end of the ultrasonic probe body 5;

[0033] It also includes a sealing silicone 3, which is located about 5 cm away from the bottom of the protective cover 1, and surrounds the protective cover 1. The sealing silicone 3 has high elasticity and can seal and effectively fix the coupling agent.

[0034] The air extraction valve 4 is also included, and the air extraction valve 4 is arranged on the outer wall of the protective sleeve 1. The air extraction valve 4 includes a first end cover 6 and a second end cover 8, and the first end cover 6 and the second end cover 8 are threadedly connected. An air extraction port 7 is opened at one end of the first end cover 6, and a through hole 15 is opened at one end of the second end cover 8. The air extraction port 7 and the through hole 15 are used for gas circulation. A movable plate 11 is provided for internal sealing sliding of the second end cover 8, and a sealing rod 13 is fixedly installed on one side of the movable plate 11. The sealing rod 13 is sealingly and slidingly matched with the through hole 15. A plurality of limiting grooves 12 are opened on the outer wall of the movable plate 11, and a plurality of first convex strips 9 and a plurality of second convex strips 10 are fixedly installed on the inner wall of the second end cover 8. The plurality of first convex strips 9 and the second convex strips 10 are respectively slidingly and sealingly matched with the corresponding limiting grooves 12. The movable plate 11 is used to complete the sealing of the through hole 15 after exhausting air, and the air extraction valve 4 is used to extract the air in the protective sleeve 1, so that the inside of the protective sleeve 1 is in a vacuum negative pressure state.

[0035] Example 2

[0036] Reference Figure 4 , 5 , improved on the basis of Example 1:

[0037] In this embodiment, the length of the multiple second ridges 10 is shorter than the length of the multiple first ridges 9, and when the sealing rod 13 is separated from the through hole 15, the multiple second ridges 10 are separated from the corresponding limiting grooves 12, which can ensure that the gas can be discharged normally when it needs to be extracted.

[0038] In this embodiment, a plurality of partitions 14 are fixedly mounted on one side of the second end cover 8 , and the plurality of partitions 14 are matched with the through holes 15 , so as to reduce mutual interference when the gas is discharged.

[0039] In this embodiment, a plurality of limit posts 16 are fixedly installed on an inner wall of one side of the first end cover 6, and the plurality of limit posts 16 cooperate with the movable plate 11, so as to prevent the movable plate 11 from being in close contact with an inner wall of one side of the first end cover 6 when extracting gas, thereby affecting the discharge of gas.

[0040] In this embodiment, a plurality of grooves are formed on the outer wall of the first end cover 6 , which can facilitate the user to rotate the first end cover 6 .

[0041] The working principle and use process of the technical solution are as follows: when in use, the user can put the protective cover 1 on the outside of the ultrasonic probe body 5, and fill the coupling agent between the protective cover 1 and the ultrasonic probe body 5, and then use the sealing silicone 3 to seal the opening of the protective cover 1 to prevent the coupling agent in the protective cover 1 from overflowing; then adjust the position of the thickened protective cover 2 to make it correspond to the front end of the ultrasonic probe body 5, and use the external exhaust device to connect the exhaust valve 4 to complete the extraction of the gas inside the protective cover 1; when the gas is extracted, the movable plate 11 in the exhaust valve 4 will move to one side of the exhaust port 7 under the push of the gas until the movable plate 11 abuts against the limit column 16, At this time, the sealing rod 13 is separated from the through hole 15, and the second convex strip 10 is also separated from the limiting groove 12, and the air flow can be discharged through the through hole 15, the limiting groove 12 and the air suction port 7 in sequence. After the gas is discharged, due to the low air pressure inside the protective cover 1, the external air pressure will push the movable plate 11 back to its original position and tightly abut against one end of the second end cover 8 to complete the sealing of the through hole 15, and can continuously ensure that the protective cover 1 is in a vacuum negative pressure state; when the protective cover 1 is in a vacuum negative pressure state, the protective cover 1 can fit tightly with the ultrasonic probe body 5, which can prevent air from entering and affecting the imaging of the ultrasonic probe body 5, and can also play a certain role in fixing the coupling agent, and the use effect is better.

[0042] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A closed probe cover, characterized in that: include: Ultrasonic probe body (5); The ultrasonic probe body (5) is provided with a protective cover (1), the protective cover (1) is wrapped around the outside of the ultrasonic probe body (5), a coupling agent is filled between the protective cover (1) and the ultrasonic probe body (5), and the protective cover (1) also includes a thickened protective cover (2) integrally formed at one end of the protective cover (1), the thickened protective cover (2) is in contact with the front end of the ultrasonic probe body (5); It also includes a sealing silica gel (3), which is used to seal one end of the protective sleeve (1) and can effectively seal the coupling agent; It also comprises an air extraction valve (4), which is arranged on the outer wall of the protective cover (1) and is used to extract the air in the protective cover (1) so that the interior of the protective cover (1) is in a vacuum negative pressure state.

2. The sealed probe cover according to claim 1, characterized in that: The air extraction valve (4) comprises a first end cover (6) and a second end cover (8), the first end cover (6) and the second end cover (8) are threadedly connected, one end of the first end cover (6) is provided with an air extraction port (7), and one end of the second end cover (8) is provided with a through hole (15), the air extraction port (7) and the through hole (15) are used for gas circulation, the interior of the second end cover (8) is provided with a movable plate (11) for sealing and sliding, a sealing rod (13) is fixedly installed on one side of the movable plate (11), the sealing rod (13) and the through hole (15) are sealingly slidably matched, the outer wall of the movable plate (11) is provided with a plurality of limiting grooves (12), the inner wall of the second end cover (8) is fixedly installed with a plurality of first convex strips (9) and a plurality of second convex strips (10), the plurality of first convex strips (9) and the second convex strips (10) are respectively slidingly and sealingly matched with the corresponding limiting grooves (12), and the movable plate (11) is used to complete the sealing of the through hole (15) after air extraction.

3. The sealed probe cover according to claim 2, characterized in that: The length of the plurality of second convex strips (10) is shorter than the length of the plurality of first convex strips (9), and when the sealing rod (13) is separated from the through hole (15), the plurality of second convex strips (10) are separated from the corresponding limiting grooves (12), thereby ensuring that the gas can be discharged normally when it is necessary to extract the gas.

4. The sealed probe cover according to claim 2, characterized in that: A plurality of partitions (14) are fixedly mounted on one side of the second end cover (8), and the plurality of partitions (14) are matched with the through holes (15), so as to reduce mutual interference when the gas is discharged.

5. The sealed probe cover according to claim 3, characterized in that: A plurality of limiting columns (16) are fixedly mounted on an inner wall of one side of the first end cover (6), and the plurality of limiting columns (16) cooperate with the movable plate (11), thereby preventing the movable plate (11) from being in close contact with the inner wall of one side of the first end cover (6) when gas is extracted, thereby affecting the discharge of gas.

6. The sealed probe cover according to claim 5, characterized in that: The outer wall of the first end cover (6) is provided with a plurality of grooves, which can facilitate the user to rotate the first end cover (6).

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