Angle-adjustable B-ultrasound device

Abstract

The present invention discloses a B-ultrasound device capable of adjusting the angle, which comprises an acoustic head, a rotating shaft, a clutch, a rear shell and a cable tail sleeve, the front end of the rotating shaft is fixedly connected to the acoustic head, and the central axis of the rotating shaft coincides with the central axis of the imaging detection surface of the acoustic head, the rear end of the rotating shaft is sequentially mounted with a clutch, a rear shell and a cable tail sleeve, the clutch adopts a tooth interlocking clutch structure for locking and unlocking the rotating shaft, the rear shell is mounted on the rotating shaft through a bearing sleeve, and the cable tail sleeve is detachably fixedly connected to the rear end of the rotating shaft. The present invention solves the problem that ordinary B-ultrasound cannot adjust the angle; it can rotate around the central axis of the B-ultrasound imaging detection surface with high precision to adjust the required monitoring angle through a special structural design, and can quickly lock it; and it can be quickly disassembled and assembled on a focused ultrasound treatment device, which can save a B-ultrasound probe required during a treatment process.

Description

Technical Field

[0001] The invention relates to a B-ultrasound device capable of adjusting angles, belonging to the technical field of medical devices. Background Art

[0002] With the rapid development of ultrasound in the medical field, power ultrasound is increasingly used as a treatment method. Imaging ultrasound is used for diagnosis and monitoring during power ultrasound treatment. The working mode of the power ultrasound device is to emit focused power ultrasound from outside the human body to inside the human body, forming a large energy concentration in a specific area of ​​the human body and changing the biological characteristics of the tissue in the area to achieve the purpose of treating the disease. B-ultrasound is required for preoperative and postoperative examinations before and after treatment, and B-ultrasound is required to detect the target area during treatment.

[0003] Existing equipment uses one B-ultrasound head fixed on the equipment for monitoring, and one B-ultrasound head for preoperative and postoperative examinations. During the treatment process, the B-ultrasound used for monitoring generally needs to be adjusted in angle to monitor in the best posture and fixed on the equipment. However, the existing B-ultrasounds on the market cannot be adjusted in angle. If adjustment is required, a specific structure needs to be designed and the B-ultrasound head needs to be fixed on the structure. Summary of the invention

[0004] The object of the present invention is to provide a B-ultrasound device capable of adjusting the angle, so as to solve the problem that the B-ultrasound head for monitoring during focused ultrasound treatment cannot be adjusted in angle.

[0005] The technical solution adopted by the present invention is: an angle-adjustable B-ultrasound device, which includes an acoustic head, a rotating shaft, a clutch, a rear shell and a cable tail sleeve, the front end of the rotating shaft is fixedly connected to the acoustic head, and the central axis of the rotating shaft coincides with the central axis of the imaging detection surface of the acoustic head, the clutch, the rear shell and the cable tail sleeve are sequentially installed on the tail end of the rotating shaft, the clutch adopts a tooth interlocking clutch structure for locking and unlocking the rotating shaft, the rear shell is mounted on the rotating shaft through a bearing sleeve, and the cable tail sleeve is detachably fixedly connected to the tail end of the rotating shaft.

[0006] Furthermore, the clutch includes a brake wheel and a rotary switch, the brake wheel is fixed in the front end of the rear shell, and the front end of the brake wheel is provided with a toothed opening, the rotary switch is located at the front end of the brake wheel and is slidably sleeved on the rotating shaft member, a spring is provided at one end of the rotary switch close to the sound head, and a toothed opening is provided at the other end, the spring is located inside the rotary switch and is sleeved on the rotating shaft member, the two ends of the spring are respectively in contact with the rotating shaft member and the rotary switch, and in the default installation state, under the action of the spring, the rotary switch always presses the brake wheel, and the toothed openings of the two are engaged with each other to form a lock.

[0007] Furthermore, the front and rear ends of the rear shell are both provided with the bearings, the inner side of the bearings is tightly fitted with the rotating shaft, and the outer side of the bearings is tightly fitted with the rear shell.

[0008] Furthermore, a support tube is installed inside the rear shell, and bearings are installed at both ends of the support tube. The support tube is used to fix the relative positions of the two bearings.

[0009] Furthermore, the cable tail sleeve is connected to the tail end of the rotating shaft by means of threads.

[0010] Furthermore, a cable channel for cables to pass through is provided in the rotating shaft.

[0011] Furthermore, a dovetail slider, a positioning block and a limiting groove are provided on the side of the rear shell for rapid installation and accurate positioning with the focused ultrasound treatment device.

[0012] The beneficial effects of the present invention are as follows:

[0013] (1) This device can be commonly used in focused ultrasound therapy equipment, which solves the problem that ordinary B-ultrasound cannot adjust the angle. Through the special structural design, it can rotate around the central axis of the B-ultrasound imaging detection surface with high precision to adjust the required monitoring angle, and can be locked quickly.

[0014] (2) The device can be quickly disassembled and assembled on the focused ultrasound treatment device, which can save the B-ultrasound probe required during a treatment process.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0017] Figure 2 It is a schematic diagram of the disassembled structure of the present invention;

[0018] Figure 3 It is a schematic diagram of the application of the present invention;

[0019] Markings in the figure are: 1-rear housing, 2-bearing, 3-rotary switch, 4-brake wheel, 5-support cylinder, 6-rotating shaft, 7-sound head, 8-spring, 9-cable tail sleeve, 10-dovetail slider, 11-positioning block, 12-limiting groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] like Figures 1 to 3 As shown, an embodiment of the present invention is: an angle-adjustable B-ultrasound device, which includes an acoustic head 7, a rotating shaft 6, a clutch, a rear shell 1 and a cable tail sleeve 9, the front end of the rotating shaft 6 is fixedly connected to the acoustic head 7, and the central axis of the rotating shaft 6 coincides with the central axis of the imaging detection surface of the acoustic head 7, the clutch, the rear shell 1 and the cable tail sleeve 9 are sequentially installed on the rear end of the rotating shaft 6, the clutch adopts a tooth interlocking clutch structure for locking and unlocking the rotating shaft, the rear shell 1 is mounted on the rotating shaft 6 through a bearing 2, and the cable tail sleeve 9 is detachably fixedly connected to the rear end of the rotating shaft 6.

[0022] In this embodiment, the clutch includes a brake wheel 4 and a rotary switch 3. The brake wheel 4 is fixed in the front end of the rear shell 1, and the front end of the brake wheel 4 is provided with a toothed opening. The rotary switch 3 is located at the front end of the brake wheel 4 and is slidably sleeved on the rotating shaft 6. A spring 8 is provided at one end of the rotary switch 3 close to the sound head 7, and a toothed opening is provided at the other end. The spring 8 is located inside the rotary switch 3 and is sleeved on the rotating shaft 6. The two ends of the spring 8 are respectively in contact with the rotating shaft 6 and the rotary switch 3. In the default installation state, under the action of the spring 8, the rotary switch 3 always presses the brake wheel 4, and the toothed openings of the two are engaged with each other to form a lock.

[0023] In this embodiment, the front and rear ends of the rear shell 1 are both provided with the bearing 7, the inner side of the bearing 7 is tightly fitted with the rotating shaft 6, and the outer side of the bearing 7 is tightly fitted with the rear shell 1. A support cylinder 5 is also installed inside the rear shell 1, and bearings 7 are installed at both ends of the support cylinder 5. The support cylinder 5 is used to fix the relative positions of the two bearings 7.

[0024] In this embodiment, the cable tail sleeve 9 is connected to the tail end of the rotating shaft 6 by means of a thread. The rotating shaft 6 is provided with a cable channel for the cable to pass through.

[0025] In this embodiment, a dovetail slider 10, a positioning block 11 and a limiting groove 12 are provided on the side surface of the rear shell 1 for rapid installation and accurate positioning with the focused ultrasound treatment device.

[0026] In summary, the acoustic head and the rotating shaft of the device are integrated, fixed and bonded together through the positioning groove, and the central axis of the rotating shaft coincides with the central axis of the imaging detection surface. The inner side of the bearing is tightly fitted with the rotating shaft, and the outer side of the bearing is tightly fitted with the B-ultrasound rear shell, ensuring the coaxiality of the center plane of the imaging probe and the B-ultrasound rear shell. The rotary switch and the brake wheel are a pair of toothed clutches, and the brake wheel is fixed to the B-ultrasound rear shell through a groove. The rotary switch slides on the rotating shaft, and the spring is located inside the rotary switch and sleeved on the rotating shaft. The two ends are respectively in contact with the rotating shaft and the rotary switch. In the default state, the rotary switch always presses the brake wheel. The support cylinder is located between the two bearings to fix the relative positions of the two bearings. A retaining spring groove is provided at the tail of the rotating shaft to limit the bearing position. A dovetail slider, a positioning block, and a limit groove are provided on the B-ultrasound rear shell for rapid installation with the focused ultrasound therapy system and to ensure accurate positioning.

[0027] Through the above special design, the angle can be adjusted quickly during the treatment process, and quickly locked after the adjustment is satisfactory. At the same time, the B-ultrasound rear shell adopts a quick disassembly and assembly design. The user can perform ordinary handheld examinations before and after the operation, and through the quick installation and angle adjustment functions, the lesions to be treated can be detected during the treatment process. The present invention combines an ordinary B-ultrasound probe and a B-ultrasound probe used for monitoring into one, which not only solves the detection problem during the treatment process, but also reduces the number of B-ultrasound heads required in a treatment device. It has huge practical functional value and economic value.

[0028] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the above embodiments do not limit the protection scope of the present invention in any form, and all technical solutions obtained by equivalent replacement and the like fall within the protection scope of the present invention.

[0029] The parts not involved in the present invention are the same as the prior art or can be implemented by using the prior art.

Claims

1. A B-ultrasound device capable of adjusting the angle, characterized in that: The invention comprises an acoustic head, a rotating shaft, a clutch, a rear shell and a cable tail sleeve. The front end of the rotating shaft is fixedly connected to the acoustic head, and the central axis of the rotating shaft coincides with the central axis of the imaging detection surface of the acoustic head. The rear end of the rotating shaft is sequentially mounted with a clutch, a rear shell and a cable tail sleeve. The clutch adopts a tooth interlocking clutch structure for locking and unlocking the rotating shaft. The rear shell is mounted on the rotating shaft through a bearing sleeve. The cable tail sleeve is detachably fixedly connected to the rear end of the rotating shaft. The clutch comprises a brake wheel and a rotary switch. The brake wheel is fixed in the front end of the rear shell, and the brake wheel is A toothed opening is provided at the front end of the moving wheel, the rotary switch is located at the front end of the brake wheel and is slidably sleeved on the rotating shaft part, a spring is provided at one end of the rotary switch close to the sound head, and a toothed opening is provided at the other end, the spring is located inside the rotary switch and sleeved on the rotating shaft part, the two ends of the spring are respectively in contact with the rotating shaft part and the rotary switch, in the default installation state, under the action of the spring, the rotary switch always presses the brake wheel, the toothed openings of the two are meshed with each other to form a lock; the front and rear ends of the rear shell are both provided with bearings, the inner side of the bearing is tightly fitted with the rotating shaft part, and the outer side of the bearing is tightly fitted with the rear shell.

2. The angle-adjustable B-ultrasound device according to claim 1, characterized in that: A support cylinder is also installed inside the rear shell, and bearings are installed at both ends of the support cylinder. The support cylinder is used to fix the relative positions of the two bearings.

3. The angle-adjustable B-ultrasound device according to claim 1, characterized in that: The cable tail sleeve is connected to the tail end of the rotating shaft through a threaded connection.

4. The angle-adjustable B-ultrasound device according to claim 1, characterized in that: A cable channel for the cables to pass through is arranged in the rotating shaft.

5. The angle-adjustable B-ultrasound device according to claim 1, characterized in that: A dovetail slider, a positioning block and a limiting groove are provided on the side surface of the rear shell for rapid installation and accurate positioning with the focused ultrasound treatment device.

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