Intraspinal ultrasonic probe used in spine endoscopic surgery

Abstract

The utility model discloses an intraspinal ultrasonic probe used in spine endoscopic surgery, which relates to the technical field of medical equipment, and is characterized by comprising an ultrasonic probe body, one end of the ultrasonic probe body is provided with a connecting tube, and the other end of the ultrasonic probe body is provided with an integrated connecting line; the end, away from the ultrasonic probe body, of the connecting pipe is provided with an ultrasonic probe head, and the end, away from the ultrasonic probe body, of the integrated connecting line is provided with an information transmission device. When the intra-spinal ultrasonic probe is used, the ultrasonic probe head and the ultrasonic probe body are gradually fed into and enter a spinal canal from an inlet of a spine endoscopic instrument operation port until the head of the ultrasonic probe is completely exposed out of an outlet of an endoscopic instrument operation channel under direct view of an endoscope and is placed in a water medium environment in the spinal canal; the method can help to quickly identify and position the intraspinal tissue structure, accelerate the operation and avoid complications.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field more specifically, it relates to a spinal endoscopy in use's intraspinal ultrasonic probe. BACKGROUND

[0002] Spinal endoscopy is a kind of minimally invasive surgical technique, has the tiny incision of skin and is placed into the working channel to intraspinal, is placed into the spinal endoscope with light source and imaging system, corresponding surgical instrument is placed into through endoscope instrument channel, is used to treat conservative treatment ineffective intervertebral disc herniation, spinal stenosis and other diseases, improves patient's limb pain and sensory motor dysfunction. The defects in the identification of intraspinal structure in the current spinal endoscopy include:

[0003] 1. The identification of intraspinal structure in the spinal endoscopy mainly depends on the rich anatomical knowledge of operator, the display of preoperative CT / MRI image to focus, and the rich experience and three-dimensional imagination ability to identify and find target structure, not enough intuitive, need longer learning curve, and there is a higher risk of identification error and nerve damage for novice.

[0004] 2. In the spinal endoscopy, when there is no assurance to anatomical structure and target position, X-ray film is often needed repeatedly, and radiation exposure is increased.

[0005] 3. When performing intervertebral disc herniation and nucleus pulposus resection in spinal endoscopy, a certain degree needs to be grasped, that is, to fully decompress and relieve symptoms, and to avoid excessive resection of normal nucleus pulposus to accelerate lumbar degeneration. The resection amount lacks intuitive evaluation and depends on experience and preoperative evaluation of herniation.

[0006] Therefore, the purpose of the utility model is to provide a fiber ultrasonic probe device for exploring intraspinal structure in spinal endoscopy. SUMMARY

[0007] The utility model discloses a kind of intraspinal ultrasonic probes used in spinal endoscopy, can be damageless without radiation, accurately identify and position intraspinal nerve root, dural sac, intervertebral disc herniation and other structures, play speed up operation, avoid complication, judge spinal endoscopy endpoint.

[0008] The above technical purpose of the utility model is realized by the following technical scheme: a kind of intraspinal ultrasonic probes used in spinal endoscopy, including ultrasonic probe body, one end of the ultrasonic probe body is equipped with connecting pipe, the other end of the ultrasonic probe body is equipped with integrated connecting line;The end of the connecting pipe away from the ultrasonic probe body is equipped with ultrasonic probe head, the end of the integrated connecting line away from the ultrasonic probe body is equipped with information transmission device.

[0009] The utility model further sets up: the connecting pipe is the elbow pipe with certain amplitude, and the bending degree is 10-40 DEG.

[0010] The utility model further sets up: the ultrasonic probe body diameter is less than or equal to 4mm, and the connecting pipe and integrated connecting line diameter are less than the ultrasonic probe body diameter.

[0011] The utility model further sets up: the ultrasonic probe body diameter is 3mm, 3.5mm or 4mm, and the connecting pipe and integrated connecting line diameter are less than 3mm, 3.5mm or 4mm.

[0012] The utility model further sets up: the length of integrated connecting line is 0.5m-5m.

[0013] The utility model further sets up: the length of integrated connecting line is 0.5m, 1m, 1.5m, 2m, 2.5m, 3m, 3.5m, 4m, 4.5m and 5m.

[0014] The utility model further sets up: information transmission device is information transmission connector, and the ultrasonic probe carries out information data transmission with external equipment in the mode of wired connection through the information transmission connector of integrated connecting line tail part.

[0015] The utility model further sets up: information transmission device is wireless transmission device, and the ultrasonic probe carries out information data transmission with external equipment in the mode of wireless connection through the wireless transmission device of integrated connecting line tail part.

[0016] The utility model further sets up: the connecting pipe and ultrasonic probe body adopt the material of harmless to human body, such as carbon fiber, alloy metal.

[0017] The utility model further sets up: the wire tube of integrated connecting line adopts the material of soft material and certain tenacity, such as silica gel.

[0018] The utility model further sets up: be equipped with fixed connection's handle on integrated connecting line.

[0019] The utility model further sets up: the linear length of handle of being set up on integrated connecting line from ultrasonic probe body is 0.5m-1m, the length of handle is 5cm-10cm, the surface of handle is equipped with antiskid line and the material of handle is same with integrated connecting line.

[0020] The utility model further sets up: integrated connecting line surface is equipped with length scale line, and the length scale line of integrated connecting line is 0 scale in the one end close to ultrasonic probe body.

[0021] In summary, the present invention has the following beneficial effects: when the intraspinal ultrasound probe of the present invention is used, the ultrasound probe head and the ultrasound probe body are gradually inserted from the entrance of the spinal endoscope instrument operation port into the spinal canal until the ultrasound probe head is completely exposed from the exit of the endoscope instrument operation channel under direct endoscope observation, and then placed in the aqueous medium environment in the spinal canal, which can help to quickly identify and locate the tissue structure in the spinal canal, accelerate surgery, and avoid complications. The ultrasound probe head is round and blunt, and tilted in an arc shape, which is conducive to advancing in the space within the spinal canal without damaging the intraspinal structure. The ultrasound probe head enters the spinal canal through the spinal endoscope operation port, and the position of the ultrasound probe head can be adjusted by operations such as advance, retreat, and rotation, and it is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of an intraspinal ultrasound probe (without a handle) used in spinal endoscopy according to an embodiment of the present invention;

[0023] Figure 2 This is a schematic diagram of an intraspinal ultrasound probe used in spinal endoscopy according to an embodiment of the present invention;

[0024] Figure 3 It is a schematic diagram of an intraspinal ultrasound probe used in spinal endoscopy according to an embodiment of the present invention.

[0025] In the figure: 1. Ultrasonic probe body; 2. Connecting tube; 3. Ultrasonic probe head; 4. Integrated connecting line; 5. Information transmission device; 6. Handle. DETAILED DESCRIPTION

[0026] The following is combined with Figures 1-3 The utility model is described in further detail.

[0027] Example: An intraspinal ultrasound probe used in spinal endoscopy, such as Figure 1 、 Figure 2 and Figure 3As shown, including an ultrasonic probe body 1, one end of the ultrasonic probe body 1 is provided with a connecting pipe 2, the other end of the ultrasonic probe body 1 is provided with an integrated connecting line 4; the end of the connecting pipe 2 away from the ultrasonic probe body 1 is provided with an ultrasonic probe head 3, and the end of the integrated connecting line 4 away from the ultrasonic probe body 1 is provided with an information transmission device 5. The connecting pipe 2 is a curved pipe with a certain arc, and the curvature is 10°-40°. The diameter of the ultrasonic probe body 1 is less than or equal to 4mm, and the diameter of the connecting pipe 2 and the integrated connecting line 4 is less than the diameter of the ultrasonic probe body 1. The ultrasonic probe head 3 is an ultrasonic signal transmitting and receiving site, the ultrasonic probe head 3 enters the intravertebral water medium environment through the endoscope instrument channel, and can transmit 10-14mHz ultrasonic waves in a 180° ring to display the tissue structure within a depth of 4cm around. The ultrasonic probe body 1 is internally provided with the basic circuit, device and other structures of the ultrasonic probe, and is connected with the external computer or display device through the information transmission device 5 at the tail of the integrated connecting line 4 to display the ultrasonic image of the intravertebral tissue structure probed by the intravertebral ultrasonic probe. The ultrasonic probe head 3 is round and blunt, and is curved upward, which is beneficial to advancing in the intravertebral space without damaging the intravertebral structure. The ultrasonic probe head 3 has a certain length of ultrasonic emitting surface, so that a sound field with sufficient width is obtained to obtain a clear ultrasonic image.

[0028] At present, the spinal endoscopic surgery mainly relies on intraoperative endoscopic direct observation, combined with anatomical knowledge, preoperative CT / MRI examination image results and other comprehensive judgments of the properties and positions of the observed tissue structures (such as intervertebral disc space, intervertebral disc herniation, nerve root). When adhesion, space limitation, structural variation and other factors affect, judgment errors may occur, and complications such as nerve damage and dural damage may occur. The diameter of the ultrasonic probe body 1 is less than or equal to 4mm, when the diameter of the ultrasonic probe body 1 is 3mm, the diameter of the connecting pipe 2 and the integrated connecting line 4 is less than 3mm. When the diameter of the ultrasonic probe body 1 is 3.5mm, the diameter of the connecting pipe 2 and the integrated connecting line 4 is less than 3.5mm. When the diameter of the ultrasonic probe body 1 is 4mm, the diameter of the connecting pipe 2 and the integrated connecting line 4 is less than 4mm. The diameter of the ultrasonic probe body 1 is less than or equal to 4mm, and the diameter of the endoscope instrument channel is generally 3.5mm-4.0mm, so that the ultrasonic probe body 1 can enter the intravertebral water medium environment through the endoscope instrument channel to perform ultrasonic exploration, which can help to quickly identify and locate the intravertebral tissue structure, speed up the operation and avoid complications.

[0029] The length of the integrated connecting line 4 is 0.5m-5m. Specifically, the length of the integrated connecting line 4 is 0.5m, 1m, 1.5m, 2m, 2.5m, 3m, 3.5m, 4m, 4.5m and 5m. The connection with the external device can be conveniently performed. The connecting tube 2 and the ultrasonic probe body 1 are made of a material harmless to the human body, such as carbon fiber and part of alloy metal. The wire tube of the integrated connecting line 4 is made of a material with softness and certain toughness, such as silica gel. The ultrasonic probe head 3 enters the spinal canal through the spinal endoscope operation port, and the position of the ultrasonic probe head 3 can be adjusted by advancing, retreating and rotating.

[0030] The information transmission device 5 is an information transmission connector. The ultrasonic probe transmits information data to the external device in a wired connection mode through the information transmission connector at the tail of the integrated connecting line 4. Or the information transmission device 5 is a wireless transmission device. The ultrasonic probe transmits information data to the external device in a wireless connection mode through the wireless transmission device at the tail of the integrated connecting line 4. The ultrasonic exploration image can be displayed through the external device such as a computer and a display. The 180° ultrasonic image around the ultrasonic probe can be displayed through the external device such as a computer and a display.

[0031] A handle 6 is fixedly connected on the integrated connecting line 4. The length of the integrated connecting line 4 is greater than 1.5m. The straight line length of the handle 6 arranged on the integrated connecting line 4 from the ultrasonic probe body 1 is 0.5m-1m. The length of the handle 6 is 5cm-10cm. The surface of the handle 6 is provided with anti-skid lines. The material of the handle 6 is the same as that of the integrated connecting line 4. When the length of the integrated connecting line 4 is less than 1.5m, the handle 6 can be arranged at a suitable position on the integrated connecting line 4. The handle 6 can be used to better adjust the position of the ultrasonic probe for exploration. The surface of the integrated connecting line 4 is provided with a length scale. The length scale of the integrated connecting line 4 is 0 at the end close to the ultrasonic probe body 1. The length of the ultrasonic probe entering the body can be effectively paid attention to by the medical staff during use, so that the adjustment can be facilitated.

[0032] Working principle: the spinal endoscope in use is used in the spinal canal ultrasonic probe. When the ultrasonic probe head 3 and the ultrasonic probe body 1 are sent into the spinal canal from the spinal endoscope instrument operation port, the ultrasonic probe head 3 is observed under the direct vision of the endoscope, and the ultrasonic probe head 3 is completely exposed from the endoscope instrument operation channel outlet. The water medium environment in the spinal canal is placed. The direction, advancing and retreating and rotating of the endoscope are adjusted, and the ultrasonic probe head 3 reaches the predetermined position for condition exploration. The information transmission device 5 at the tail of the integrated connecting line 4 is connected with the external computer or display device to display the ultrasonic image of the tissue structure in the spinal canal.

[0033] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model. A person skilled in the art can make modifications to the embodiment without creative contribution according to needs after reading the specification, but as long as the modifications are within the scope of the claims of the utility model, the modifications are protected by the Patent Law.

Claims

1. An intraspinous ultrasound probe for use in endoscopy of the spinal column, characterized in that: The application relates to an ultrasonic probe, which comprises an ultrasonic probe body (1), one end of the ultrasonic probe body (1) is provided with a connecting pipe (2), and the other end of the ultrasonic probe body (1) is provided with an integrated connecting line (4); one end of the connecting pipe (2) away from the ultrasonic probe body (1) is provided with an ultrasonic probe head (3), and one end of the integrated connecting line (4) away from the ultrasonic probe body (1) is provided with an information transmission device (5).

2. An intraspinous ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The connecting pipe (2) is a curved pipe with a certain curvature, and the curvature is 10-40 degrees.

3. An ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The diameter of the ultrasonic probe body (1) is less than or equal to 4 mm, and the diameters of the connecting pipe (2) and the integrated connecting line (4) are less than the diameter of the ultrasonic probe body (1).

4. An ultrasonic probe for use in endoscopy of the spinal canal according to claim 3, characterized in that: The diameter of the ultrasonic probe body (1) is 3 mm, 3.5 mm or 4 mm, and the diameters of the connecting pipe (2) and the integrated connecting line (4) are less than 3 mm, 3.5 mm or 4 mm.

5. An intraspinous ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The length of the integrated connecting line (4) is 0.5-5 m.

6. An intraspinous ultrasonic probe for use in endoscopy of the spinal canal according to claim 5, characterized in that: The length of the integrated connecting line (4) is 0.5 m, 1 m, 1.5 m, 2 m, 2.5 m, 3 m, 3.5 m, 4 m, 4.5 m or 5 m.

7. An intraspinous ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The information transmission device (5) is an information transmission joint, and the ultrasonic probe transmits information data in a wired connection mode with external equipment through the information transmission joint at the tail of the integrated connecting line (4).

8. An ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The information transmission device (5) is a wireless transmission device, and the ultrasonic probe transmits information data in a wireless connection mode with external equipment through the wireless transmission device at the tail of the integrated connecting line (4).

9. An ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The connecting pipe (2) and the ultrasonic probe body (1) are made of harmless materials for human bodies, such as carbon fibers and alloy metals.

10. An ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The wire pipe of the integrated connecting line (4) is made of soft and flexible materials, such as silica gel.

11. An intraspinous ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The integrated connecting line (4) is provided with a fixed handle (6).

12. An intraspinous ultrasonic probe for use in endoscopy of the spinal column according to claim 11, characterized in that: The straight-line length of the handle (6) provided on the integrated connecting line (4) from the ultrasonic probe body (1) is 0.5-1 m, the length of the handle (6) is 5-10 cm, the surface of the handle (6) is provided with anti-skid lines, and the material of the handle (6) is the same as that of the integrated connecting line (4).

13. An intraspinous ultrasonic probe for use in endoscopy of the spinal canal according to claim 1, characterized in that: The surface of the integrated connecting line (4) is provided with a length scale line, and the length scale line of the integrated connecting line (4) is 0 scale at one end close to the ultrasonic probe body (1).

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