Ultrasonic imaging assembly and ultrasonic imaging probe
By introducing an isolation unit into the ultrasound imaging assembly to isolate the concave lens from the transmission medium, the problem of air bubble adhesion on the concave lens is solved, ensuring imaging quality and clarity.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-09
- Publication Date
- 2026-03-27
AI Technical Summary
During use, air bubbles tend to adhere to the concave lens of traditional endoscopic ultrasound probes, affecting image quality.
An isolation unit is introduced into the ultrasound imaging assembly to isolate the concave surface of the concave lens from the transmission medium, thus preventing air bubbles from adhering directly.
It effectively prevents air bubbles from adhering, ensuring image quality and improving the clarity of ultrasound imaging.
Smart Images
Figure CN224039235U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to medical equipment technical field especially, relate to a kind of ultrasonic imaging assembly and ultrasonic imaging probe. BACKGROUND
[0002] In the traditional digestive tract diagnostic process, digestive tract flexible mirror is the most main diagnostic tool.But ordinary endoscopy can only observe surface lesion, even if optical magnification and dyeing are carried out, it is also difficult to effectively evaluate the lesion below mucous membrane layer, especially early tumor, so it needs further examination of ultrasonic endoscope.Endoscope ultrasonic probe can enter into patient's body through endoscope operating hole, can directly observe the morphology in digestive tract cavity through endoscope, and can carry out real-time ultrasonic scanning simultaneously, to obtain the histological structure characteristics of pipe wall level and the ultrasonic image of surrounding adjacent organs, improve the diagnostic level of endoscope and ultrasonic, provide more clinical information for digestive diagnosis.
[0003] The distal end of endoscope ultrasonic probe is a high-frequency ultrasonic transducer, which must rely on medium propagation and cannot propagate in air.In actual use, the ultrasonic transducer is completely soaked in conducting liquid, such as oil, etc.In order to make doctors see the lesion part of interest more clearly, a focusing lens is added on the distal transducer of ultrasonic probe.The focusing lens on the market is a concave lens, which has the advantages of convenient production and easier adhesion with the transducer.However, due to the small gap between the transducer (with concave lens) and the inner cavity of sheath tube (filled with conducting liquid), air bubbles are generated at the distal end of the probe after long-term use.Once the air bubbles are retained on the concave lens, the air bubbles are not easy to remove, thereby affecting the imaging quality. UTILITARIAN CONTENT
[0004] The utility model aims at providing an ultrasonic imaging assembly and ultrasonic imaging probe, which can isolate the concave surface of the concave lens from the conducting medium, avoid air bubbles directly adhering to the concave lens, and ensure the imaging quality.
[0005] To achieve this purpose, the utility model adopts the following technical solutions:
[0006] The ultrasonic imaging assembly comprises:
[0007] The transducer, the concave lens and the isolation unit are arranged, the concave lens is arranged on the transducer, the isolation unit is arranged on the concave side of the concave lens, and the isolation unit isolates the concave surface of the concave lens from the conducting medium.
[0008] As a preferred technical solution of the ultrasonic imaging assembly, the surface of the isolation unit facing the concave lens is a first convex surface, the curvature of the first convex surface is matched with the curvature of the concave surface of the concave lens, and the first convex surface of the isolation unit is sealingly abutted with the concave surface of the concave lens.
[0009] As the preferred technical scheme of the ultrasonic imaging assembly, the surface of the isolation unit away from the concave lens is a second convex surface, and the curvature of the second convex surface is matched with the curvature of the sheath tube.
[0010] As the preferred technical scheme of the ultrasonic imaging assembly, the two surfaces of the isolation unit opposite in a first direction are first planes, the first planes are connected between the first convex surface and the second convex surface, and the first direction is perpendicular to the axial direction of the sheath tube.
[0011] As the preferred technical scheme of the ultrasonic imaging assembly, one side of the first plane is an arc line coinciding with the side line of the first convex surface, and the other side of the first plane is a straight line coinciding with the side line of the second convex surface.
[0012] As the preferred technical scheme of the ultrasonic imaging assembly, the two surfaces of the isolation unit opposite in a second direction are second planes, the second planes are connected between the first convex surface and the second convex surface, and the second direction is parallel to the axial direction of the sheath tube.
[0013] As the preferred technical scheme of the ultrasonic imaging assembly, one side of the second plane is a straight line coinciding with the side line of the first convex surface, and the other side of the second plane is an arc line coinciding with the side line of the second convex surface.
[0014] As the preferred technical scheme of the ultrasonic imaging assembly, the isolation unit is a flexible piece.
[0015] As the preferred technical scheme of the ultrasonic imaging assembly, the isolation unit is a silicone piece or a rubber piece.
[0016] The ultrasonic imaging probe comprises a rotating wire, a sheath tube, a mounting seat and the ultrasonic imaging assembly according to any one of the above schemes, the rotating wire is inserted into the sheath tube, a sealed cavity is formed between the outer wall of the rotating wire and the inner wall of the sheath tube, the sealed cavity is used for accommodating a conducting medium, the distal end of the rotating wire is connected with the mounting seat, and the ultrasonic imaging assembly is arranged on the mounting seat.
[0017] The ultrasonic imaging assembly has the following beneficial effects:
[0018] The utility model provides a kind of ultrasonic imaging assembly, including transducer, concave lens and isolation unit, concave lens is set to transducer, isolation unit is set to the concave side of concave lens, and isolation unit separates the concave surface of concave lens and conducting medium.By setting isolation unit, the concave surface of concave lens can be isolated from conducting medium, avoid bubble to adhere directly to concave lens, so as to guarantee imaging quality.
[0019] The utility model also provides an ultrasonic imaging probe, including the utility model provides ultrasonic imaging subassembly. Through adopting the utility model provides ultrasonic imaging subassembly, can guarantee the imaging quality. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 It is the structure schematic diagram of the ultrasonic imaging probe provided by the utility model;
[0021] Figure 2 It is Figure 1 The sectional view along A-A direction in it;
[0022] Figure 3 It is Figure 2 The local enlarged view of B in it;
[0023] Figure 4 It is the structure schematic diagram of the ultrasonic imaging subassembly, mounting seat, rotating wire and rotating shaft involved in the embodiment of the utility model;
[0024] Figure 5 It is Figure 4 The local enlarged view of C in it;
[0025] Figure 6 It is the structure schematic diagram of the first visual angle of the isolation unit involved in the embodiment of the utility model;
[0026] Figure 7 It is the structure schematic diagram of the second visual angle of the isolation unit involved in the embodiment of the utility model.
[0027] In the drawing:
[0028] 10, ultrasonic imaging subassembly;11, transducer;12, concave lens;13, isolation unit;131, first convex surface;132, second convex surface;133, first plane;134, second plane;
[0029] 20, mounting seat;30, rotating wire;40, rotating shaft;50, sheath tube;60, joint;61, connecting hole;70, bearing;81, first sealing ring;82, second sealing ring;90, waterproof screw. DETAILED DESCRIPTION
[0030] The utility model will be further explained in detail below in combination with the drawings and embodiment. It can be understood that the specific embodiment described here is only used to explain the utility model, and is not limited to the utility model. In addition, it needs to be explained that, for the convenience of description, only the part related to the utility model is shown in the drawing, not all structures.
[0031] In the description of the utility model, unless another definite provision and limitation, the term "link", "connect", "fix" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication or two element mutual action relation. For ordinary skilled person in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according of the specific circumstances.
[0032] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features are not direct contact but contact through the additional feature between them.And, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.
[0033] In the description of the embodiment, the terms "on", "under", "right", etc. Orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of description and simplification operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, so it cannot be understood as a limitation on the utility model.In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.
[0034] As Figures 1 to 3 As shown in the utility model provides a kind of ultrasonic imaging probe, including joint 60, sheath pipe 50, rotating shaft 40, rotating wire 30, mounting seat 20 and ultrasonic imaging component 10, joint 60 is provided with the connecting hole 61 of axial through, and part of sheath pipe 50 is fixedly inserted in connecting hole 61;Rotating shaft 40 is rotatably connected with connecting hole 61, and optionally, bearing 70 for supporting the rotation of rotating shaft 40 is arranged between rotating shaft 40 and connecting hole 61.The proximal end of rotating wire 30 is fixedly connected with rotating shaft 40, rotating wire 30 is arranged in sheath pipe 50, mounting seat 20 is arranged at the distal end of rotating wire 30, and ultrasonic imaging component 10 is arranged on mounting seat 20.Rotating shaft 40 can be driven to rotate by driving unit, and rotating shaft 40 can drive ultrasonic imaging component 10 to rotate by rotating wire 30 to perform real-time ultrasonic scanning on the lesion part.
[0035] A first sealing ring 81 is arranged between the rotating shaft 40 and the connecting hole 61 to form a sealed cavity between the space between the rotating shaft 40 and the connecting hole 61, the space between the rotating wire 30 and the connecting hole 61, and the space between the rotating wire 30 and the sheath 50, which is used to accommodate the conductive medium (such as oil). The joint 60 is provided with an injection port in communication with the sealed cavity, and the conductive medium can be injected into the sealed cavity through the injection port. After the injection is completed, a waterproof screw 90 can be screwed into the injection port to prevent the conductive medium in the sealed cavity from leaking. Optionally, a second sealing ring 82 is arranged between the head end of the waterproof screw 90 and the joint 60 to ensure the sealing of the sealed cavity.
[0036] As shown in Figure 4 and Figure 5 , the ultrasonic imaging assembly 10 includes a transducer 11, a concave lens 12 arranged on the transducer 11, and an isolation unit 13 arranged on the concave side of the concave lens 12, which isolates the concave surface of the concave lens 12 from the conductive medium. The transducer 11 can emit and collect sound waves, and the ultrasonic host performs ultrasonic imaging through the sound waves emitted and collected by the transducer 11. The concave lens 12 can focus the sound waves emitted by the transducer 11 more, so that the imaging of the lesion site is clearer.
[0037] By arranging the isolation unit 13, the concave surface of the concave lens 12 can be isolated from the conductive medium, avoiding the direct attachment of bubbles to the concave lens 12, thereby ensuring the imaging quality.
[0038] In this embodiment, the surface of the isolation unit 13 facing the concave lens 12 is a first convex surface 131, and the curvature of the first convex surface 131 is matched with the curvature of the concave surface of the concave lens 12. The first convex surface 131 of the isolation unit 13 is in sealing abutment with the concave surface of the concave lens 12. Through the above arrangement, not only can the concave surface of the concave lens 12 be isolated from the conductive medium, but also can be perfectly matched with the concave lens 12. Optionally, the first convex surface 131 of the isolation unit 13 is adhesively connected with the concave surface of the concave lens 12.
[0039] In this embodiment, the surface of the isolation unit 13 away from the concave lens 12 is a second convex surface 132, and the curvature of the second convex surface 132 is matched with the curvature of the sheath 50. By arranging the surface of the isolation unit 13 away from the concave lens 12 as the second convex surface 132 matched with the curvature of the sheath 50, the bubbles are not easy to attach to the second convex surface 132, and even if there are bubbles attached, it will not affect the imaging quality.
[0040] In the embodiment, the two opposite surfaces of the isolation unit 13 along the first direction are first planes 133, the first planes 133 are connected between the first convex surface 131 and the second convex surface 132, and the first direction is perpendicular to the axial direction of the sheath 50. By arranging the two opposite surfaces of the isolation unit 13 along the first direction as planes, the processing difficulty of the isolation unit 13 can be reduced. Alternatively, one edge of the first plane 133 is an arc line coinciding with the edge line of the first convex surface 131, and the other edge of the first plane 133 is a straight line coinciding with the edge line of the second convex surface 132, so as to form the transition connection between the first convex surface 131 and the second convex surface 132.
[0041] In the embodiment, the two opposite surfaces of the isolation unit 13 along the second direction are second planes 134, the second planes 134 are connected between the first convex surface 131 and the second convex surface 132, and the second direction is parallel to the axial direction of the sheath 50. By arranging the two opposite surfaces of the isolation unit 13 along the second direction as planes, the processing difficulty of the isolation unit 13 can be reduced. Alternatively, one edge of the second plane 134 is a straight line coinciding with the edge line of the first convex surface 131, and the other edge of the second plane 134 is an arc line coinciding with the edge line of the second convex surface 132, so as to form the transition connection between the first convex surface 131 and the second convex surface 132.
[0042] In the embodiment, the isolation unit 13 is a flexible piece, which can reduce the influence on the sound wave transmission of the transducer 11 as much as possible, and has many advantages such as environmental protection, non-toxicity, difficulty in deformation, long service life and the like. Alternatively, the isolation unit 13 is a silica gel piece or a rubber piece.
[0043] In other embodiments, the surface of the isolation unit 13 facing the concave lens 12 can also be partially attached to the concave surface of the concave lens 12; or the surface of the isolation unit 13 facing the concave lens 12 can also not be attached to the concave surface of the concave lens 12, but is arranged on the edge of the concave lens 12 or covers the outside of the concave lens 12.
[0044] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not the limitation of the embodiments of the utility model. For ordinary skilled in the art, various obvious changes, re-adjustment and replacement can be made without departing from the protection scope of the utility model. Here, it is not necessary and impossible to enumerate all the embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model claim.
Claims
1. An ultrasound imaging assembly, characterized by, The ultrasonic imaging assembly (10) comprises: a transducer (11), a concave lens (12) arranged on the transducer (11), and an isolation unit (13) arranged on the concave side of the concave lens (12), the isolation unit (13) isolating the concave side of the concave lens (12) from a conductive medium.
2. The ultrasound imaging assembly of claim 1, wherein, The surface of the isolation unit (13) facing the concave lens (12) is a first convex surface (131), and the curvature of the first convex surface (131) is matched with the curvature of the concave surface of the concave lens (12), and the first convex surface (131) of the isolation unit (13) is in sealing abutment with the concave surface of the concave lens (12).
3. The ultrasound imaging assembly of claim 2, wherein, The surface of the isolation unit (13) facing away from the concave lens (12) is a second convex surface (132), and the curvature of the second convex surface (132) is matched with the curvature of the sheath tube (50).
4. The ultrasound imaging assembly of claim 3, wherein, The two surfaces of the isolation unit (13) opposite in a first direction are first flat surfaces (133), the first flat surfaces (133) being connected between the first convex surface (131) and the second convex surface (132), and the first direction being perpendicular to the axial direction of the sheath tube (50).
5. The ultrasound imaging assembly of claim 4, wherein, One edge of the first flat surface (133) is an arc line coinciding with the edge line of the first convex surface (131), and the other edge of the first flat surface (133) is a straight line coinciding with the edge line of the second convex surface (132).
6. The ultrasound imaging assembly of claim 4, wherein, The two surfaces of the isolation unit (13) opposite in a second direction are second flat surfaces (134), the second flat surfaces (134) being connected between the first convex surface (131) and the second convex surface (132), and the second direction being parallel to the axial direction of the sheath tube (50).
7. The ultrasound imaging assembly of claim 6, wherein, One edge of the second flat surface (134) is a straight line coinciding with the edge line of the first convex surface (131), and the other edge of the second flat surface (134) is an arc line coinciding with the edge line of the second convex surface (132).
8. The ultrasound imaging assembly of any of claims 1-7, wherein, The isolation unit (13) is a flexible member.
9. The ultrasound imaging assembly of claim 8, wherein, The isolation unit (13) is a silica gel member or a rubber member.
10. An ultrasonic imaging probe comprising a rotating wire (30), a sheath (50) and a mounting base (20), characterized in that, The ultrasonic imaging assembly (10) further comprises a rotating wire (30) inserted into the sheath tube (50), a sealed cavity being formed between the outer wall of the rotating wire (30) and the inner wall of the sheath tube (50) for accommodating a conductive medium, and a mounting base (20) connected to the distal end of the rotating wire (30), the ultrasonic imaging assembly (10) being arranged on the mounting base (20).