阅读说明：本技术 一种电磁调弯的可视食道超声引导装置 (Visible esophagus ultrasonic guiding device capable of realizing electromagnetic bending adjustment ) 是由 刘云奇 陈松林 杨习锋 曾晨光 周启明 丁雪玲 于 2020-05-28 设计创作，主要内容包括：本发明提供了一种电磁调弯的可视食道超声引导装置。上述一种电磁调弯的可视食道超声引导装置,使用时,通过把手把持该装置,再通过无线显控组件在可视状态下为食道超声导管建立导向通道,然后将食道超声导管沿导向管送达预定位置,使食道超声过程更快捷,避免误伤口腔粘膜导致出血,其中,通过照明成像器获取内部图像信息实时传输至无线显控组件,成像效果相比目镜更加清晰稳定；并增加末端调向机构,利用电磁控制拐弯技术达到对导向管末端进行方向调节的目的,使得插管过程更加便捷、高效,更好的保证病人的安全。(The invention provides an electromagnetic bending visible esophagus ultrasonic guiding device. When the visible esophagus ultrasonic guiding device with the electromagnetic bending adjusting function is used, the device is held by a handle, a guide channel is established for the esophagus ultrasonic catheter in a visible state through the wireless display control assembly, and then the esophagus ultrasonic catheter is conveyed to a preset position along the guide tube, so that the esophagus ultrasonic process is faster, bleeding caused by accidental injury to oral mucosa is avoided, wherein internal image information acquired through the lighting imager is transmitted to the wireless display control assembly in real time, and the imaging effect is clearer and more stable than that of an eyepiece; and a tail end direction adjusting mechanism is added, and the purpose of adjusting the direction of the tail end of the guide tube is achieved by utilizing an electromagnetic control turning technology, so that the intubation process is more convenient and efficient, and the safety of a patient is better ensured.)

1. A visible esophagus ultrasonic guiding device with electromagnetic bending adjustment is characterized by comprising a guiding component and a handle arranged at one end of the guiding component, and a wireless display control assembly arranged at the lower end of the handle, wherein the guide assembly comprises a guide tube and an illumination imager arranged at the tail end of the guide tube, and at least four groups of tail end direction adjusting mechanisms arranged in the guide tube, wherein the guide tube comprises a tail end flexible part and a rigid connecting part connected with the tail end flexible part, the position of the tail end flexible part corresponding to each tail end direction adjusting mechanism is provided with an accommodating cavity, each tail end direction adjusting mechanism comprises a nonmagnetic elastic metal pipe and at least twelve electromagnets arranged on the inner wall of the nonmagnetic elastic metal pipe, and the current direction regulators are connected with the twelve electromagnets, and at least twelve electromagnets are arranged on the inner wall of the nonmagnetic elastic metal pipe at intervals from top to bottom.

2. The electromagnetically tuned visible esophageal ultrasound guiding device of claim 1, wherein twelve of the electromagnets are disposed at four positions on the same level to form a group of electromagnets, and the four electromagnets in the same group are uniformly spaced.

3. The electromagnetically tuned visible esophageal ultrasound guidance device of claim 2, wherein four electromagnets of an adjacent set of electromagnets are disposed in a one-to-one correspondence.

4. The electromagnetically tuned visible esophageal ultrasound guiding device of claim 1, wherein the illumination imager comprises a cold light lamp and a wireless imaging camera, and a mounting cavity is disposed at a position of the guiding tube corresponding to the illumination imager.

5. The electromagnetically tuned visible esophageal ultrasound guiding device of claim 1, wherein the guiding tube is provided with a disposable semi-surrounding sleeve or a disposable fully-surrounding sleeve on the outside.

6. The electromagnetically bending visible esophageal ultrasound guiding device of claim 1, wherein the wireless display and control assembly comprises a wireless connector, a control chip connected to the wireless connector, and a display screen connected to the control chip, and the wireless imaging camera is connected to the control chip through the wireless connector.

7. The electromagnetically tuned visible esophageal ultrasound guidance device of claim 6, wherein the wireless display and control assembly further comprises a memory connected to the control chip.

8. The electromagnetically tuned visible esophageal ultrasound guidance device of claim 6, wherein the wireless imaging camera comprises any one of an infrared imaging camera and an ultrasonic imaging camera.

9. The electromagnetically tuned visible esophageal ultrasound guidance device of claim 1, wherein the current direction regulator is further connected in series with a current magnitude regulator.

10. The electromagnetically tuned visible esophageal ultrasound guidance device of claim 1, wherein the nonmagnetic resilient metal tube comprises any one of a nonmagnetic soft spring or an armor.

Technical Field

The invention relates to the technical field of medical equipment, in particular to an electromagnetic bending adjusting visible esophagus ultrasonic guiding device.

Background

Patients with cardiac surgery undergo ultrasonic examination before surgery, hospitals with good conditions also undergo ultrasonic examination during surgery. Before the operation, the ultrasonic examination is clear, and the patient is matched with the swallowing action, so that the ultrasonic probe is easier to be placed, but the ultrasonic examination has the possibility of accidental injury; in the ultrasonic examination in the operation, because the trachea cannula is already arranged in the mouth of a patient, the ultrasonic probe is arranged in the mouth of the patient, so that the difficulty is certain, and the oral mucosa is often damaged to cause bleeding.

At present, no related product can provide path guidance for the esophageal ultrasound catheter.

Disclosure of Invention

The invention aims to provide an electromagnetic bending visible esophagus ultrasonic guiding device, which solves the problem that no product provides path guidance for an esophagus ultrasonic catheter in the existing esophagus ultrasonic examination.

The invention provides an electromagnetic bending-adjusting visible esophagus ultrasonic guiding device, which comprises a guiding component and a handle arranged at one end of the guiding component, and a wireless display control assembly arranged at the lower end of the handle, wherein the guide assembly comprises a guide tube and an illumination imager arranged at the tail end of the guide tube, and at least four groups of tail end direction adjusting mechanisms arranged in the guide tube, wherein the guide tube comprises a tail end flexible part and a rigid connecting part connected with the tail end flexible part, the position of the tail end flexible part corresponding to each tail end direction adjusting mechanism is provided with an accommodating cavity, each tail end direction adjusting mechanism comprises a nonmagnetic elastic metal pipe and at least twelve electromagnets arranged on the inner wall of the nonmagnetic elastic metal pipe, and the current direction regulators are connected with the twelve electromagnets, and at least twelve electromagnets are arranged on the inner wall of the nonmagnetic elastic metal pipe at intervals from top to bottom.

When the visible esophagus ultrasonic guiding device with the electromagnetic bending adjusting function is used, the device is held by a handle, a guide channel is established for the esophagus ultrasonic catheter in a visible state through the wireless display control assembly, and then the esophagus ultrasonic catheter is conveyed to a preset position along the guide tube, so that the esophagus ultrasonic process is faster, bleeding caused by accidental injury to oral mucosa is avoided, wherein internal image information acquired through the lighting imager is transmitted to the wireless display control assembly in real time, and the imaging effect is clearer and more stable than that of an eyepiece; and a tail end direction adjusting mechanism is added, and the purpose of adjusting the direction of the tail end of the guide tube is achieved by utilizing an electromagnetic control turning technology, so that the intubation process is more convenient and efficient, and the safety of a patient is better ensured.

Furthermore, twelve electromagnets are arranged on the same level to form a group of electromagnets, and the four electromagnets in the same group are arranged at even intervals.

Furthermore, four electromagnets in adjacent groups of electromagnets are arranged in one-to-one correspondence.

Further, the illumination imager comprises a cold light lamp and a wireless imaging camera, and an installation cavity is formed in the position, corresponding to the illumination imager, of the guide tube.

Furthermore, the outer side of the guide tube is provided with a disposable semi-surrounding sleeve or a full-surrounding sleeve.

Further, wireless display control subassembly include the wireless connector, with the control chip that the wireless connector is connected, and with the display screen that control chip connects, wireless formation of image camera passes through the wireless connector with control chip connects.

Furthermore, the wireless display control assembly also comprises a memory connected with the control chip.

Further, the wireless imaging camera comprises any one of an infrared imaging camera and an ultrasonic imaging camera.

Further, the current direction regulator is also connected in series with a current magnitude regulator.

Further, the nonmagnetic elastic metal pipe includes any one of a nonmagnetic soft spring or an armor.

Drawings

FIG. 1 is a schematic perspective view of a visible esophageal ultrasound guiding device with electromagnetic bending according to a first embodiment of the present invention;

FIG. 2 is a partial enlarged structural view of a distal flexible portion of the visible esophageal ultrasound guiding device for electromagnetic bending in FIG. 1;

FIG. 3 is a schematic perspective view of a distal direction adjusting mechanism of the visible esophageal ultrasound guiding device of FIG. 2;

FIG. 4 is a schematic cross-sectional view of the end effector of FIG. 3;

fig. 5 is a schematic cross-sectional view illustrating a wireless display and control module in an electromagnetically bending visible esophageal ultrasound guiding device according to a second embodiment of the present invention.

Description of the main element symbols:

guide assembly	10	Cold light lamp	121	Wireless display control assembly	30
						Guide tube	11	Wireless imaging camera	122	Wireless connector	31
Distal flexible portion	111	Tail end direction adjusting mechanism	13	Control chip	32
						Hard joint	112	Non-magnetic elastic metal pipe	131	Display screen	33
Containing cavity	113	Electromagnet	132	Memory device	34
						Illumination imager	12	Handle bar	20	Esophagus ultrasonic catheter	100

The following detailed description will further illustrate the invention in conjunction with the above-described figures.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Several embodiments of the invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a visible esophageal ultrasound guiding device with electromagnetic bending adjustment according to a first embodiment of the present invention includes a guiding assembly 10, a handle 20 disposed at one end of the guiding assembly 10, and a wireless display and control assembly 30 disposed at a lower end of the handle 20, wherein the guiding assembly 10 includes a guiding tube 11, an illuminated imager 12 disposed at a terminal of the guiding tube 11, and four sets of terminal steering mechanisms 13 disposed in the guiding tube 12, the guiding tube 11 includes a terminal flexible portion 111 and a rigid connecting portion 112 connected to the terminal flexible portion 111, a receiving cavity 113 is disposed at a position of the terminal flexible portion 111 corresponding to each terminal steering mechanism 13, each terminal steering mechanism 13 includes a non-magnetic elastic metal tube 131, twelve electromagnets 132 disposed on an inner wall of the non-magnetic elastic metal tube 131, and a current direction adjuster (not shown) connected to the twelve electromagnets 132, twelve electromagnets 132 are arranged on the inner wall of the nonmagnetic elastic metal tube 131 from top to bottom at intervals.

When the visible esophagus ultrasonic guiding device with the electromagnetic bending adjusting function is used, the device is held by the handle 20, the wireless display control assembly 30 establishes a guide channel for the esophagus ultrasonic catheter 100 in a visible state, and the esophagus ultrasonic catheter 100 is conveyed to a preset position along the guide channel, so that the esophagus ultrasonic process is quicker, bleeding caused by accidental injury to oral mucosa is avoided, wherein internal image information acquired by the illumination imager 12 is transmitted to the wireless display control assembly 30 in real time, and the imaging effect is clearer and more stable than that of an eyepiece; and a tail end direction adjusting mechanism 13 is added, and the purpose of adjusting the direction of the tail end of the guide tube 11 is achieved by utilizing an electromagnetic control turning technology, so that the intubation process is more convenient and efficient, and the safety of a patient is better ensured.

In this embodiment, the inelastic metal tube 131 is a soft nonmagnetic spring for adjusting the direction, and in the specific implementation process, the inelastic metal tube 131 may also be any one of a soft nonmagnetic spring or a cable. In the specific implementation, the flexible end portion 111 of the guiding tube 11 is made of a multi-lumen polymer tube, and is made of a material with good flexibility and convenient turning, such as polyolefin.

It should be noted that each electromagnet 132 is controlled by a current direction regulator, and the current direction regulator regulates the forward and reverse directions of the externally input current or the magnitude of the current of the electromagnets with adjacent heights, so that the electromagnets 132 with adjacent heights can extend and contract in the length direction, and the electromagnets 132 and the inner wall are tightly combined, thereby controlling the nonmagnetic elastic metal tube 131 to turn in a certain direction in a two-dimensional plane and controlling the turning angle.

Specifically, in this embodiment, twelve electromagnets 132 are arranged on the same level to form a group of electromagnets, and four electromagnets 132 in the same group are arranged at regular intervals. The current direction regulator is used for regulating the forward and reverse directions or the current magnitude of the externally input current of the electromagnets of the adjacent groups, so that the electromagnets 132 of the adjacent heights can extend and contract in the length direction, in addition, the electromagnets 132 are tightly combined with the inner wall, further, the purpose of controlling the nonmagnetic elastic metal tube 131 to turn in a certain direction in a two-dimensional plane and controlling the turning angle is achieved, and the number of the electromagnets 132 in the groups or the number of the electromagnet groups is further increased (correspondingly regulating the volume of the electromagnets 132), correspondingly, enough accommodating cavities 113 can be reserved on the tail end flexible part 111, the forward and reverse directions and the current magnitude of all currents are combined through the outside, and when the thicknesses are sufficiently fine, the purpose that the tail end flexible part 111 can turn in any angle direction and turn to a specified angle is achieved. The current direction regulator may be connected in series with a current magnitude regulator, and the current magnitude regulator may be an adjustable resistor or other component capable of adjusting the magnitude of current.

It will be appreciated that the electromagnet 132 and current direction regulator may be connected to an external power source and current direction regulator by disposing a wire within the guide tube 11 and extending to the handle 20 to perform the basic current direction regulating function.

Specifically, in the present embodiment, four electromagnets 132 in adjacent groups of electromagnets are disposed in a one-to-one correspondence so as to determine the position of the acting force, and thus perform the direction adjustment.

Specifically, in this embodiment, the illumination imager 12 includes a cold light lamp 121 and a wireless imaging camera 122, and a mounting cavity 113 is disposed at a position of the guide tube 11 corresponding to the illumination imager 12. The cold light lamp has been arranged through the installation cavity 114 of the flexible portion 111 department of terminal at stand pipe 11 and has been thrown light on to provide the light source, not producing the heat, prevent illumination to patient's influence, cooperation wireless imaging camera 122 realizes high definition formation of image, and the formation of image effect is compared the eyepiece and is more clear stable.

In other embodiments of the present invention, a disposable semi-surrounding cannula or a disposable full-surrounding cannula may be disposed on the outer side of the guiding tube 11 for use, the disposable semi-surrounding cannula or the full-surrounding cannula is matched with the guiding device to find a target position, the guiding device is withdrawn, and the esophageal ultrasound catheter 100 enters the target position along a channel established by the trachea, so that the esophageal ultrasound procedure is faster, and bleeding caused by accidental injury to the oral mucosa is avoided.

Specifically, in this embodiment, the wireless imaging camera 122 includes any one of an infrared imaging camera and an ultrasonic imaging camera to realize high definition imaging, where the wireless imaging camera 122 may adopt a bluetooth imaging camera to realize wireless high definition imaging.

Referring to fig. 5, in a second embodiment of the present invention, the wireless display and control assembly 30 includes a wireless connector 31, a control chip 32 connected to the wireless connector 31, and a display screen 33 connected to the control chip 32, and the wireless imaging camera 122 is connected to the control chip 32 through the wireless connector 31 to implement wireless data transmission and image display functions, wherein the wireless display and control assembly 30 may further include a memory 34 connected to the control chip 32 to store an operation image, so as to facilitate subsequent viewing and learning, and simultaneously selectively store a related medical image, so as to facilitate subsequent research. The control chip 32 may be a micro display control chip, such as a display control chip with an OLEDoS model.

It should be noted that the components in the illumination imager 12 and the wireless display and control module 30 may be powered by a built-in power supply, or may be powered by an external power supply through a power line, so as to implement power supply of the illumination imager 12 and the wireless display and control module 30.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.