CN218899386U

CN218899386U - Multi-joint fine-tuning nerve endoscope fixer

Info

Publication number: CN218899386U
Application number: CN202223047976.3U
Authority: CN
Inventors: 石磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-04-25
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a multi-joint fine-adjustable neuroendoscope fixer, which comprises a fixing rod, a multi-joint connecting arm, a fine adjustment assembly and an endoscope clamping assembly, wherein one end of the fixing rod is fixedly connected with one end of the multi-joint connecting arm; the fine adjustment assembly comprises a fine adjustment sliding table and a spherical cradle head arranged on one side of the fine adjustment sliding table, and the other side of the fine adjustment sliding table is fixedly connected to the other end of the multi-joint connecting arm; and one side of the spherical cradle head, which is far away from the fine tuning sliding table, is provided with the endoscope clamping assembly. After the nerve endoscope is clamped by the endoscope clamping assembly, the position and the angle of the nerve endoscope are adjusted in a large range by the fixing rod and the multi-joint connecting arm before operation, fine adjustment is performed by the fine adjustment assembly according to the needs in operation, and meanwhile, the fine adjustment distance and the fine adjustment angle are obtained by the graduated scale on the fine adjustment assembly, so that the nerve endoscope is convenient for operators to use, and the use flexibility, the precision and the reliability are improved.

Description

Multi-joint fine-tuning nerve endoscope fixer

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a multi-joint fine-tuning neuroendoscope fixer for fixing a neuroendoscope.

Background

The neuroendoscopy is a tool for observation and operation in endoscopic neurosurgery, modern neurosurgery has entered a minimally invasive age, and the neuroendoscopy is a minimally invasive technology which is rapidly developed in recent years. The endoscope can carry out complex operations such as illumination, flushing, suction, hemostasis, cutting, saccule expansion, photography, video recording and the like through the nerve endoscope, and simultaneously combines the endoscope with technologies such as stereotactic, intraoperative color ultrasound guidance, ultrasonic suction, laser and the like, so that the defects of difficult positioning and poor hemostasis of the endoscope in use are primarily solved, and the scope of the endoscope in neurosurgery treatment is wider and wider.

In the traditional mode, in the operation process of using the neuroendoscope, the operation is carried out by holding the neuroendoscope body by an assistant, and the brain tissue of a patient is damaged due to the fact that the stability of a human hand is poor and the position of the endoscope body is moved in the operation. Therefore, the Chinese patent utility model discloses a convenient fixing and supporting device (CN 216933891U) for a neurosurgery endoscope, which is characterized in that a horizontal arm is fixed in height by a locking clamp, an endoscope clamping ring is sleeved into the neurosurgery endoscope, the angle and the depth of the endoscope are adjusted and then locked, and according to the operation requirement, the angle and the depth of the endoscope can be randomly adjusted through a universal joint, so that the observation of an operator is facilitated. However, since it is a single joint, there is a great limitation in adjusting the angle and distance; secondly, the angle and the depth of the neuroendoscope are adjusted according to the experience of a user, so that the neuroendoscope has great instability and poor flexibility and accuracy.

Disclosure of Invention

In order to overcome the defects, the utility model provides a multi-angle long-distance large-range adjustment device which has a fine adjustment function; not only has flexible joints, but also has a multi-joint fine-tuning nerve endoscope fixer in a quick unlocking and locking mode.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a multi-joint fine-tuning nerve endoscope fixer, which comprises a fixing rod, a multi-joint connecting arm, a fine tuning component and an endoscope clamping component, wherein one end of the fixing rod is fixedly connected with one end of the multi-joint connecting arm; the fine adjustment assembly comprises a fine adjustment sliding table and a spherical cradle head arranged on one side of the fine adjustment sliding table, and the other side of the fine adjustment sliding table is fixedly connected to the other end of the multi-joint connecting arm; and one side of the spherical cradle head, which is far away from the fine tuning sliding table, is provided with the endoscope clamping assembly.

As a further improvement of the utility model, the fine adjustment sliding table comprises a base fixedly connected with the other end of the multi-joint connecting arm, a sliding plate arranged on the base in a sliding manner, a first adjusting rod arranged on one side of the base and used for driving the sliding plate to linearly move relative to the base, and a first locking screw arranged on the other side of the base and used for locking or unlocking the rotating adjusting rod.

As a further improvement of the present utility model, the base and the slide plate are provided with a scale capable of reading the amount of movement of the slide plate relative to the base on a side wall on a side close to the rotation adjustment lever.

As a further improvement of the utility model, the spherical cradle head comprises a universal seat, an annular dial arranged on one side of the universal seat and fixedly connected with the sliding plate, and a universal ball arranged on the other side of the universal seat; the outer side surface of the universal seat is also provided with a second locking screw which can lock or unlock the universal seat and a locking pulling knob which can lock or unlock the universal ball.

As a further improvement of the utility model, the endoscope clamping assembly is arranged on the connecting seat of the universal ball and comprises a C-shaped clamp holder for positioning the neuroendoscope and a second adjusting rod for fixing the neuroendoscope, a pressing plate is arranged on one side of the second adjusting rod, which is close to the neuroendoscope, and an anti-slip soft cushion is arranged on the pressing plate.

As a further improvement of the present utility model, the multi-joint connection arm includes two joint arms, universal ball joints provided at opposite ends of the two joint arms, and a fourth locking screw for connecting the two joint arms, the fourth locking screw being capable of locking or unlocking the two joint arms and the two universal ball joints simultaneously.

As a further improvement of the utility model, the fixing rod and the base of the fine tuning slipway are respectively and fixedly connected to the connecting joints of the two universal ball joints.

The beneficial effects of the utility model are as follows: after the neural scope of scope centre gripping subassembly location, the preoperative position and angle adjustment that utilize dead lever and many joints link arm to carry out on a large scale, fine setting is carried out through the fine setting subassembly as required in the art, and fine setting distance and angle are known through the scale on the fine setting subassembly simultaneously, many joints are adjusted and location structure convenient and reliable, and the operating personnel of being convenient for uses, increases use flexibility, accuracy and reliability.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a multi-joint arm according to the present utility model;

FIG. 3 is a schematic diagram of a trimming assembly according to the present utility model.

The following description is made with reference to the accompanying drawings:

1. a fixed rod; 2. a multi-joint connecting arm; 21. an articulated arm; 22. a universal ball joint; 23. a fourth locking screw; 3. a fine tuning assembly; 31. fine tuning the sliding table; 311. a base; 312. a sliding plate; 313. a first adjusting lever; 314. a first locking screw; 32. spherical cradle head; 321. a universal seat; 322. an annular dial; 323. universal ball 324, second locking screw 325, locking pull knob 4, endoscope clamping assembly 41, C-clamp 42, second adjustment rod.

Detailed Description

A preferred embodiment of the present utility model will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 3, an embodiment of a multi-joint fine-tuning neuroendoscope fixator provided by the utility model is formed by sequentially connecting a fixing rod 1, a multi-joint connecting arm 2, a fine tuning component 3 and an endoscope clamping component 4, wherein one end of the fixing rod 1 is fixedly connected with one end of the multi-joint connecting arm 2; the fine tuning assembly 3 comprises a fine tuning sliding table 31 and a spherical cradle head 32 arranged on one side of the fine tuning sliding table 31, and the other side of the fine tuning sliding table 31 is fixedly connected with the other end of the multi-joint connecting arm 2; an endoscope clamping assembly 4 is arranged on one side of the spherical cradle head 32 far away from the fine tuning sliding table 31.

Further, the fine tuning sliding table 31 includes a base 311 fixedly connected to the other end of the articulated arm 2, a sliding plate 312 slidably disposed on the base 311, a first adjusting rod 313 disposed on one side of the base 311 for driving the sliding plate 312 to linearly move relative to the base 311, and a first locking screw 314 disposed on the other side of the base 311 for locking or unlocking the rotating adjusting rod 313. The base 311 and the slide plate 312 are provided with a scale on a side wall on a side close to the rotation adjustment lever 313, the scale being capable of reading a movement amount of the slide plate 312 relative to the base 311.

Wherein, the base 311 and the sliding plate 312 are mutually matched by adopting a dovetail groove with a trapezoidal embedded concave shape and a dovetail protruding into a trapezoidal shape, wherein, a threaded platform is arranged on the dovetail of the trapezoidal shape of the sliding plate 312, a first adjusting rod 313 extends into the base 311, and the end part of the first adjusting rod 313 is provided with a screw thread matched with the threaded platform, when the first adjusting rod 313 is rotated, the screw thread on the first adjusting rod is meshed with the threaded platform on the sliding plate 312 for transmission, so that the sliding plate 312 moves linearly relative to the base 311. After the adjustment is completed, the first locking screw 314 is rotated to lock the first adjusting lever 313, so that the base 311 and the sliding plate 312 maintain the adjusted state. The minimum unit of the graduated scale is 1mm, so that the distance can be clearly and accurately known and adjusted by operation, and the graduated scale is convenient to operate and use.

Further, the spherical cradle head 32 includes a universal seat 321, an annular dial 322 fixedly connected to the sliding plate 312 at one side of the universal seat 321, and a universal ball 323 at the other side of the universal seat 321; the outer side surface of the universal seat 321 is also provided with a second locking screw 324 which can lock or unlock the universal seat 321 and a locking pulling knob 325 which can lock or unlock the universal ball 323.

Further, the endoscope clamping assembly 4 is mounted on a connection joint of the universal ball 323, the endoscope clamping assembly 4 comprises a C-shaped clamp 41 for positioning the neuroendoscope and a second adjusting rod 42 for fixing the neuroendoscope, a pressing plate is arranged on one side, close to the neuroendoscope, of the second adjusting rod 42, and an anti-slip soft cushion is arranged on the pressing plate. The angle of the neuroendoscopes clamped on the C-shaped clamp 41 is adjusted by rotating the universal ball 323 of the spherical cradle head 32, so that the neuroendoscopes can realize peeping at different angles, and different observation conditions can be conveniently coped with.

Further, the articulated arm 2 includes two articulated arms 21, universal ball joints 22 provided at opposite ends of the two articulated arms 21, and a fourth locking screw 23 for connecting the two articulated arms 21, the fourth locking screw 23 being capable of locking or unlocking the two articulated arms 21 and the two universal ball joints 22 simultaneously. The fixing rod 1 and the base 311 of the fine tuning slipway 31 are respectively and fixedly connected to the connection joints of the two universal ball joints 22.

Specifically, the fixing rod 1 has a long arm section and a short arm section, the lower end of the long arm section is fixed to the operation table, and a fixing base (not shown) for fixing the fixing rod 1 is pre-installed on the operation table along the operation table before operation. The short arm section of the fixed rod 1 is connected to the connection joint of one universal ball joint 22 of the multi-joint connection arm 2, and the base 311 of the fine adjustment slide table 31 is connected to the connection joint of the other universal ball joint 22. After the fourth locking screw 23 is unlocked, the two joint arms 21 can rotate at any angle in the horizontal direction by taking the fourth locking screw 23 as an axis, meanwhile, the two universal ball joints 22 can rotate according to requirements, and after adjustment is completed, the fourth locking screw 23 is locked, and at the moment, the two joint arms 21 and the two universal ball joints 22 are fixed. The multi-joint connecting arm 2 can be conveniently adjusted to different positions and angles; at the same time, the articulated arm 21 has certain rigidity when locked, so that the components of the embodiment can keep a relatively fixed position.

After the fixing rod 1 and the multi-joint connecting arm 2 are adjusted and fixed in a large range according to the requirements, fine adjustment is performed in an operation by adjusting the fine adjustment sliding table 31 and the spherical cradle head 32, and the fine adjustment can be controlled to be 1mm. The device is convenient for operators to use, and has high practicability, flexibility and accuracy.

Meanwhile, the component main body of the embodiment adopts pure titanium materials, has strong hardness and light weight, and solves the problems that other nerve endoscope fixtures adopt stainless steel materials to cause heavy weight and inconvenient operation, or adopt aluminum alloy materials to cause short service life of joints and easy damage of parts.

In summary, the multi-joint fine-adjustable neuroendoscope fixer provided by the utility model has the advantages that after the neuroendoscope is clamped by the endoscope clamping assembly, the fixing rod and the multi-joint connecting arm are utilized to conduct large-range position and angle adjustment before operation, fine adjustment is conducted through the fine adjustment assembly according to the needs in operation, and meanwhile, the fine adjustment distance and angle are obtained through the graduated scale on the fine adjustment assembly, so that the neuroendoscope fixer is convenient for operators to use, and the use flexibility, accuracy and reliability are increased.

In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The foregoing description is only of a preferred embodiment of the utility model, which can be practiced in many other ways than as described herein, so that the utility model is not limited to the specific implementations disclosed above. While the foregoing disclosure has been described with reference to certain embodiments, it will be understood by those skilled in the art that various changes and modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model without departing from the technical solution of the present utility model still falls within the scope of the technical solution of the present utility model.

Claims

1. The utility model provides a but many joints fine setting nerve scope fixer, includes dead lever (1), many joints link arm (2), trimming subassembly (3), scope clamping component (4), its characterized in that: one end of the fixed rod (1) is fixedly connected with one end of the multi-joint connecting arm (2); the fine adjustment assembly (3) comprises a fine adjustment sliding table (31) and a spherical cradle head (32) arranged on one side of the fine adjustment sliding table (31), and the other side of the fine adjustment sliding table (31) is fixedly connected to the other end of the multi-joint connecting arm (2); and one side of the spherical cradle head (32) far away from the fine adjustment sliding table (31) is provided with the endoscope clamping assembly (4).

2. The multi-joint fine-tunable neuroendoscopic holder of claim 1, wherein: the fine adjustment sliding table (31) comprises a base (311) fixedly connected with the other end of the multi-joint connecting arm (2), a sliding plate (312) arranged on the base (311) in a sliding manner, a first adjusting rod (313) arranged on one side of the base (311) and used for driving the sliding plate (312) to linearly move relative to the base (311), and a first locking screw (314) arranged on the other side of the base (311) and used for locking or unlocking the first adjusting rod (313).

3. The multi-joint fine-tunable neuroendoscopic holder of claim 2, wherein: the base (311) and the sliding plate (312) are provided with a graduated scale capable of reading the movement amount of the sliding plate (312) relative to the base (311) on a side surface wall near one side of the first adjusting lever (313).

4. The multi-joint fine-tunable neuroendoscopic holder of claim 3, wherein: the spherical cradle head (32) comprises a universal seat (321), an annular dial (322) fixedly connected with the sliding plate (312) and a universal ball (323) arranged on the other side of the universal seat (321); the outer side surface of the universal seat (321) is also provided with a second locking screw (324) which can lock or unlock the universal seat (321) and a locking pulling knob (325) which can lock or unlock the universal ball (323).

5. The multi-joint fine-tunable neuroendoscopic holder of claim 4, wherein: the endoscope clamping assembly (4) is installed on a connecting seat of the universal ball (323), the endoscope clamping assembly (4) comprises a C-shaped clamp holder (41) used for positioning the nerve endoscope and a second adjusting rod (42) used for fixing the nerve endoscope, a pressing plate is arranged on one side, close to the nerve endoscope, of the second adjusting rod (42), and an anti-slip soft cushion is arranged on the pressing plate.

6. The multi-joint fine-tunable neuroendoscopic holder of claim 2, wherein: the multi-joint connecting arm (2) comprises two joint arms (21), universal ball joints (22) arranged at two opposite ends of the joint arms (21), and a fourth locking screw (23) used for connecting the two joint arms (21), wherein the fourth locking screw (23) can synchronously lock or unlock the two joint arms (21) and the two universal ball joints (22).

7. The multi-joint fine-tunable neuroendoscopic holder of claim 6, wherein: the fixing rod (1) and the base (311) of the fine adjustment sliding table (31) are respectively and fixedly connected to the connecting joints of the two universal ball joints (22).