Visual trachea cannula guide wire and method thereof

Abstract

The invention belongs to the technical field of medical instruments, and particularly relates to a visual tracheal intubation guide wire and a method thereof.The visual tracheal intubation guide wire comprises a grip structure, a guide wire body is fixedly connected to the left side of the grip structure, a supporting structure is fixedly connected to the left side of the outer surface of the guide wire body, and a positioning cap is arranged on the other side of the outer surface of the guide wire body; the left side of the guide wire body is fixedly connected with a visual head; according to the visual guide wire, the grip structure and the visual head are arranged, the visual head is connected with the grip structure through the connecting line, when tracheal intubation operation is conducted, the guide wire body can be inserted into a tracheal intubation, the shape of the guide wire body is changed according to needs, and when the tracheal intubation operation is conducted, the visual head can be inserted into the tracheal intubation. The visual head can transmit the scene of the far end of the trachea cannula to the displayer in the grip structure to be displayed, an operation doctor can correctly insert the trachea cannula into the airway of a patient by observing the image in the displayer, the trachea cannula operation error and accidental injury to the pharynx of the patient are avoided, and the accuracy and safety of the trachea cannula operation are improved.

Description

Technical Field

[0001] The invention belongs to the technical field of medical devices, and in particular to a visualized endotracheal intubation guide wire and a method thereof. Background Art

[0002] Tracheal intubation is a commonly used technique in clinical anesthesia and emergency treatment. It is used to establish an effective connection between the artificial ventilation device and the lungs to ensure the patient's unobstructed breathing.

[0003] However, in traditional endotracheal intubation operations, an invisible endotracheal guidewire is generally used for intubation guidance. This operation method has many challenges, such as low intubation success rate, complex operation, and easy damage to the patient's oropharynx and airway glottis. These problems not only prolong the intubation time, increase the patient's pain and risk, but may also affect the effectiveness of surgery and emergency treatment.

[0004] Therefore, in view of the above problems, a visualized endotracheal intubation guide wire and a method thereof are proposed. Summary of the invention

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the present invention provides a visualized endotracheal intubation guidewire and a method thereof, which solves the problem that it is inconvenient to guide the endotracheal intubation operation through an invisible endotracheal intubation guidewire.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a visualized endotracheal intubation guidewire and method thereof, comprising a handle structure, a guidewire body is fixedly connected to the left side of the handle structure, a support structure is fixedly connected to the left side of the outer surface of the guidewire body, and a positioning cap is arranged on the other side of the outer surface of the guidewire body, a visual head is fixedly connected to the left side of the guidewire body, a connecting wire is fixedly connected to the right side of the visual head, and the connecting wire is fixedly connected to the handle structure;

[0009] The grip structure comprises a power grip, and a display is fixedly mounted on the upper portion of the power grip;

[0010] The visual head includes a round cap, a connecting part is fixedly connected to the right side of the round cap, the connecting part is engaged with the guide wire body, and the connecting part is fixedly connected to the connecting line, and a miniature camera and three fill lights distributed in a circular array are fixedly connected to the left side of the round cap, and the miniature camera is located between the three fill lights.

[0011] Preferably, a wireless magnetic charging slot is provided on the front side of the power handle, a switch is provided on the upper right side of the power handle, a connecting rod is fixedly connected to the left side of the power handle, and the connecting rod is fixedly connected to the connecting line.

[0012] Preferably, the positioning cap comprises a columnar block, a through hole is formed in the middle of the right side surface of the columnar block, and the through hole is slidably connected to the guide wire body.

[0013] Preferably, a connecting ring is fixedly connected to the right side of the columnar block, a plurality of separation slits distributed in a circular array are opened on the right side of the connecting ring, and a connecting cap is threadedly connected to the outer surface of the connecting ring, a protrusion is fixedly connected to one side of the outer surface of the columnar block, and an insert ring is fixedly connected to the left side of the columnar block.

[0014] Preferably, the support structure comprises three annular arrays of first arc-shaped elastic strips and three annular arrays of second arc-shaped elastic strips, and the three second arc-shaped elastic strips are respectively located on the left sides of the three first arc-shaped elastic strips.

[0015] Preferably, the tops of the three first arc-shaped elastic strips are fixedly connected with arc plates, and the concave surfaces of the three arc plates are respectively fitted with the tops of the three second arc-shaped elastic strips.

[0016] A method for using a visualized endotracheal intubation guide wire comprises the following steps:

[0017] Step 1: Adjust the positioning cap: adjust the position of the positioning cap on the guide wire body according to the length of the endotracheal tube;

[0018] Step 2, connecting the guide wire to the endotracheal tube: inserting the guide wire body into the endotracheal tube, and then connecting the positioning cap to the endotracheal tube, so that the support structure at the distal end of the guide wire body and the inner wall of the endotracheal tube realize support and limitation;

[0019] Step 3, intubation operation: start the visual structure in the device, hold the handle structure to put the endotracheal tube into the patient's mouth, and transmit the image on the display through the visual head to achieve accurate intubation operation;

[0020] Step 4: Remove the device: Loosen the positioning cap and pull out the device to complete the operation.

[0021] (III) Beneficial effects

[0022] Compared with the prior art, the present invention provides a visualized endotracheal intubation guidewire and method thereof, which has the following beneficial effects:

[0023] 1. The present invention is provided with a handle structure and a visual head, and the visual head is connected to the handle structure via a connecting line. When performing tracheal intubation, the guide wire body can be inserted into the tracheal cannula, and the shape of the guide wire body can be changed as needed. When performing the intubation operation, the visual head can transmit the scene at the distal end of the tracheal cannula to the display in the handle structure for display. The operating physician can correctly insert the tracheal cannula into the patient's airway by observing the picture in the display, thereby avoiding errors in the tracheal cannula operation and accidental injury to the patient's pharynx, thereby improving the accuracy and safety of the tracheal cannula operation. At the same time, the device can check the insertion status of the tracheal cannula at any time during the use of the tracheal cannula to prevent the tracheal cannula from slipping during use. The device can also inspect whether there is secretion blockage in the tracheal cannula during the use of the tracheal cannula, and can monitor the inserted gastric tube at the same time to prevent the gastric tube from being placed in the trachea and causing danger. At the same time, the device can also assist in the operation of percutaneous tracheotomy, thereby greatly improving the applicability of the device.

[0024] 2. The present invention provides a support structure at the distal end of the guidewire body. When the device is inserted into an endotracheal tube for use, the support structure can form a support limit with the inner wall of the endotracheal tube to prevent the distal end of the guidewire body from moving with the movement during the endotracheal tube operation and affecting the observation of the visual head, thereby improving the stability of the visual head transmission line of sight.

[0025] 3. The present invention sets the positioning cap as a movable and adjustable structure. When the device is used in conjunction with an endotracheal tube, the position of the positioning cap can be adjusted and fixed according to the operating conditions, and then the positioning cap is connected to the endotracheal tube, so that the distal end length of the guide wire body can be fixed, so that the device can keep synchronous movement with the endotracheal tube, which is used to improve the stability of the device when used. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0027] Figure 1 It is a three-dimensional structural schematic diagram of the present invention;

[0028] Figure 2 It is a schematic diagram of the connection relationship between the visual head and the guide wire body of the present invention;

[0029] Figure 3 is a schematic diagram of the three-dimensional structure of the handle structure of the present invention;

[0030] Figure 4 It is a three-dimensional structural schematic diagram of the visual head of the present invention;

[0031] Figure 5It is a schematic diagram of the three-dimensional structure of the positioning cap of the present invention;

[0032] Figure 6 It is a schematic diagram of the three-dimensional structure of the positioning cap of the present invention;

[0033] Figure 7 It is a three-dimensional structural schematic diagram of the support structure of the present invention.

[0034] In the figure: 1. handle structure; 2. guide wire body; 3. positioning cap; 4. visual head; 5. connecting line; 6. supporting structure; 11. power handle; 12. wireless magnetic charging slot; 13. switch; 14. connecting rod; 15. display; 41. round cap; 42. connecting part; 43. miniature camera; 44. fill light; 31. columnar block; 32. through hole; 33. connecting ring; 34. separation seam; 35. connecting cap; 36. protrusion; 37. plug ring; 61. first arc elastic strip; 62. second arc elastic strip; 63. arc plate. DETAILED DESCRIPTION

[0035] 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.

[0036] Specific examples are given below.

[0037] See also Figure 1-Figure 7 The present invention provides a visualized endotracheal intubation guidewire and method thereof, comprising a handle structure 1, a guidewire body 2 is fixedly connected to the left side of the handle structure 1, a support structure 6 is fixedly connected to the left side of the outer surface of the guidewire body 2, and a positioning cap 3 is arranged on the other side of the outer surface of the guidewire body 2, a visual head 4 is fixedly connected to the left side of the guidewire body 2, a connecting wire 5 is fixedly connected to the right side of the visual head 4, and the connecting wire 5 is fixedly connected to the handle structure 1.

[0038] Further Figure 1-Figure 4 As shown, the grip structure 1 includes a power grip 11, a display 15 is fixedly installed on the upper part of the power grip 11, a wireless magnetic charging slot 12 is arranged on the front side of the power grip 11, a switch 13 is arranged on the upper right side of the power grip 11, a connecting rod 14 is fixedly connected to the left side of the power grip 11, and the connecting rod 14 is fixedly connected to the connecting line 5, the visual head 4 includes a round cap 41, a connecting part 42 is fixedly connected to the right side of the round cap 41, the connecting part 42 is engaged with the guide wire body 2, and the connecting part 42 is fixedly connected to the connecting line 5, and a miniature camera 43 and three fill lights 44 distributed in a ring array are fixedly connected to the left side of the round cap 41, and the miniature camera 43 is located between the three fill lights 44.

[0039] Through the above scheme: by providing a handle structure 1 and a visual head 4, the visual head 4 is connected to the handle structure 1 via a connecting line 5. When performing tracheal intubation, the guide wire body 2 can be inserted into the tracheal tube, and the shape of the guide wire body 2 can be changed as needed. When performing the intubation operation, the visual head 4 can transmit the scene at the distal end of the tracheal tube to the display 15 in the handle structure 1 for display. The operating physician can correctly insert the tracheal tube into the patient's airway by observing the picture in the display 15, avoiding tracheal intubation operation errors and accidental injury to the patient's pharynx, thereby improving the accuracy and safety of the tracheal intubation operation.

[0040] Further Figure 1 , Figure 5 and Figure 6 As shown, the positioning cap 3 includes a columnar block 31, a through hole 32 is opened in the middle of the right side surface of the columnar block 31, and the through hole 32 is slidably connected to the guide wire body 2, a connecting ring 33 is fixedly connected to the right side surface of the columnar block 31, a plurality of separation seams 34 distributed in a circular array are opened on the right side surface of the connecting ring 33, and a connecting cap 35 is threadedly connected to the outer surface of the connecting ring 33, a protrusion 36 is fixedly connected to one side of the outer surface of the columnar block 31, and an insert ring 37 is fixedly connected to the left side of the columnar block 31.

[0041] Through the above scheme: by setting the positioning cap 3 as a movable and adjustable structure, when the device is used with an endotracheal cannula, the position of the positioning cap 3 can be adjusted and fixed according to the operating conditions, and then the positioning cap 3 is connected to the endotracheal cannula, which can achieve the fixation of the distal end length of the guide wire body 2, so that the device can keep synchronous movement with the endotracheal cannula, which is used to improve the stability of the device when used.

[0042] Further Figure 1 and Figure 7 As shown, the support structure 6 includes three annular arrays of first arc-shaped elastic strips 61 and three annular arrays of second arc-shaped elastic strips 62, and the three second arc-shaped elastic strips 62 are respectively located on the left sides of the three first arc-shaped elastic strips 61, and the tops of the three first arc-shaped elastic strips 61 are fixedly connected with arc plates 63, and the concave surfaces of the three arc plates 63 are respectively fitted with the tops of the three second arc-shaped elastic strips 62.

[0043] Through the above scheme: by providing a support structure 6 at the distal end of the guide wire body 2, when the device is inserted into the endotracheal tube for use, the support structure 6 can form a support limit with the inner wall of the endotracheal tube to prevent the distal end of the guide wire body 2 from moving with the movement during the endotracheal tube operation and affecting the observation of the visual head 4, thereby improving the stability of the line of sight transmitted by the visual head 4.

[0044] A method for using a visualized endotracheal intubation guidewire, which is used for the instructions for using the above-mentioned visualized endotracheal intubation guidewire, at least comprises the following steps:

[0045] Step 1, adjusting the positioning cap 3: adjusting the position of the positioning cap 3 on the guide wire body 2 according to the length of the endotracheal tube;

[0046] Step 2, connecting the guide wire to the endotracheal tube: insert the guide wire body 2 into the endotracheal tube, and then connect the positioning cap 3 to the endotracheal tube, so that the support structure 6 at the distal end of the guide wire body 2 and the inner wall of the endotracheal tube realize support and limit;

[0047] Step 3, intubation operation: start the visual structure in the device, hold the handle structure 1 to put the endotracheal tube into the patient's mouth, and transmit the image on the display 15 through the visual head 4 to achieve accurate intubation operation;

[0048] Step 4: Remove the device: loosen the positioning cap 3 and pull out the device to complete the operation.

[0049] Working principle: the position of the positioning cap 3 is adjusted and fixed according to the operating conditions, and then the positioning cap 3 is connected to the endotracheal tube, which can fix the length of the distal end of the guidewire body 2, so that the device can keep pace with the endotracheal tube. When performing the endotracheal intubation operation, the visual head 4 located at the distal end of the guidewire body 2 will transmit the real-time image to the display 15 in the grip structure 1 for display. The operating physician can perform accurate intubation operations by observing the image in the display 15 to avoid intubation errors and accidental injury to the patient's pharynx. At the same time, the support structure 6 arranged at the distal end of the guidewire body 2 can form a support limit with the inner wall of the endotracheal tube when the device is inserted into the endotracheal tube, so as to prevent the distal end of the guidewire body 2 from moving with the movement during the endotracheal intubation operation and affecting the observation of the visual head 4. After the intubation operation is completed, the positioning cap 3 is loosened and the device can be directly pulled out.

[0050] 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 present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. A visualized endotracheal intubation guidewire, comprising a handle structure (1), characterized in that: The left side of the handle structure (1) is fixedly connected to a guide wire body (2), the left side of the outer surface of the guide wire body (2) is fixedly connected to a support structure (6), and the other side of the outer surface of the guide wire body (2) is provided with a positioning cap (3), the left side of the guide wire body (2) is fixedly connected to a visual head (4), the right side of the visual head (4) is fixedly connected to a connecting wire (5), and the connecting wire (5) is fixedly connected to the handle structure (1); The grip structure (1) comprises a power grip (11), and a display (15) is fixedly mounted on the upper part of the power grip (11); The visual head (4) comprises a round cap (41), a connecting portion (42) is fixedly connected to the right side of the round cap (41), the connecting portion (42) is engaged with the guide wire body (2), and the connecting portion (42) is fixedly connected to the connecting line (5), and a miniature camera (43) and three fill-in lights (44) distributed in a ring array are fixedly connected to the left side of the round cap (41), and the miniature camera (43) is located between the three fill-in lights (44).

2. A visualized endotracheal intubation guidewire according to claim 1, characterized in that: A wireless magnetic charging slot (12) is provided on the front side of the power handle (11), a switch key (13) is provided on the upper right side of the power handle (11), and a connecting rod (14) is fixedly connected to the left side of the power handle (11), and the connecting rod (14) is fixedly connected to the connecting line (5).

3. A visualized endotracheal intubation guidewire according to claim 1, characterized in that: The positioning cap (3) comprises a columnar block (31), a through hole (32) is provided in the middle of the right side of the columnar block (31), and the through hole (32) is slidably connected to the guide wire body (2).

4. A visualized endotracheal intubation guidewire according to claim 3, characterized in that: A connecting ring (33) is fixedly connected to the right side of the columnar block (31), a plurality of separation slits (34) distributed in an annular array are provided on the right side of the connecting ring (33), and a connecting cap (35) is threadedly connected to the outer surface of the connecting ring (33), a convex block (36) is fixedly connected to one side of the outer surface of the columnar block (31), and an insert ring (37) is fixedly connected to the left side of the columnar block (31).

5. A visualized endotracheal intubation guidewire according to claim 1, characterized in that: The support structure (6) comprises three annular arrays of first arc-shaped elastic strips (61) and three annular arrays of second arc-shaped elastic strips (62), and the three second arc-shaped elastic strips (62) are respectively located on the left side of the three first arc-shaped elastic strips (61).

6. A visualized endotracheal intubation guidewire according to claim 5, characterized in that: The tops of the three first arc-shaped elastic strips (61) are all fixedly connected to circular arc plates (63), and the concave surfaces of the three circular arc plates (63) are respectively fitted with the tops of the three second arc-shaped elastic strips (62).

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