CN216675800U

CN216675800U - Nerve monitoring surgical instrument and instrument assembly

Info

Publication number: CN216675800U
Application number: CN202121493073.0U
Authority: CN
Inventors: 贾欢; 吴皓; 汪照炎
Original assignee: Ninth Peoples Hospital Shanghai Jiaotong University School of Medicine
Current assignee: Ninth Peoples Hospital Shanghai Jiaotong University School of Medicine
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2022-06-07
Anticipated expiration: 2031-07-02

Abstract

The utility model provides a nerve monitoring surgical instrument and an instrument assembly. The nerve monitoring surgical instrument assembly comprises at least two nerve monitoring surgical instruments. The nerve monitoring surgical instrument and the instrument assembly are convenient for an operator to monitor the nerve condition of a patient in real time in the operation process, reduce the operation time and avoid the possibility of corresponding complications.

Description

Nerve monitoring surgical instrument and instrument assembly

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a nerve monitoring surgical instrument and an instrument assembly.

Background

In functional ear surgery, it is often necessary to use neuromonitoring devices, which are often provided with an electrical stimulation device that is a custom-made stimulation probe or probe. During the operation, the suction apparatus is inevitably needed to drain the operation area; if other surgical operations such as nerve stimulation are required while draining, the head end of the aspirator may cause spatial limitation, thereby affecting the operation effect of the operator.

In addition, in the situation of new surgical techniques such as endoscopic surgery, the surgical instruments also need to have sufficient length, curvature or radian, and not too large diameter, which puts higher demands on the surgical instruments.

SUMMERY OF THE UTILITY MODEL

In view of the above disadvantages of the prior art, it is an object of the present invention to provide a nerve monitoring surgical instrument and instrument assembly that simultaneously satisfies the requirements of real-time nerve and suction.

In order to achieve the above and other related objects, a first aspect of the present invention provides a nerve monitoring surgical device, which includes a hand holding portion and a nerve monitoring device connecting portion, wherein the nerve monitoring device connecting portion is disposed on the hand holding portion.

In a second aspect, the present invention provides a nerve monitoring surgical device assembly, including at least two of the above nerve monitoring surgical devices.

The nerve monitoring surgical instrument and the instrument assembly of the utility model are convenient for an operator to monitor the nerve condition of a patient in real time in the operation process, preferably at least one of the suction device connecting part, the operation connecting part and the flushing connecting part can be matched with suction equipment, an operation part and a flushing water source for use, thereby reducing the operation time and avoiding the possibility of corresponding complications.

Drawings

Fig. 1 is a schematic structural diagram of a nerve monitoring surgical device according to a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a nerve monitoring surgical device according to a second embodiment of the present invention (the operating component is a curette, and the first flow channel is not shown).

Fig. 3A and 3B are schematic views of curette structures with different included angles.

FIG. 4 is a schematic structural diagram of a nerve monitoring surgical device according to a third embodiment of the present invention (the operation component is a blunt dissector: a circular blade, and the first flow channel is not shown).

Fig. 5 is a schematic structural view of a nerve monitoring surgical device according to a fourth embodiment of the present invention (the operating member is a sharp dissector: a tip blade, and the first flow path is not shown).

Fig. 6 is a schematic structural diagram of a nerve monitoring surgical device according to a fifth embodiment of the present invention (the operation component is a probe, and the first flow path is not shown).

Fig. 7 is a schematic structural diagram of a nerve monitoring surgical device according to a sixth embodiment of the present invention (the flushing water connection portion, the first flow passage is not shown).

Reference numerals

1 hand grip

2 nerve monitoring device connecting part

3 suction device connecting part

4 first branch

5 first flow channel

6 operating connection

71 curet

72 Probe

731 inactive stripper

732 sharp stripper

8 flushing connection

9 second branch part

10 second flow channel

Detailed Description

In the description of the present invention, it should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical essence, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope of the present invention, which can be covered by the technical contents disclosed in the present invention, without affecting the efficacy and the achievable purpose of the present invention. Also, the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The utility model provides a nerve monitoring surgical instrument, includes holds portion 1 and nerve monitoring device connecting portion 2, nerve monitoring device connecting portion 2 is located hold portion 1 is last.

The nerve monitoring device connecting part 2 can be connected with a stimulation electrode lead of a nerve stimulator.

In a preferred embodiment, the grip portion 1 is covered with an insulating layer.

In a preferred embodiment, the grip portion 1 is provided with grooves and/or a frosted layer to prevent slipping.

In a preferred embodiment, as shown in fig. 1, the neuromonitoring surgical device further comprises a suction device connection portion 3; the middle section of the main body of the holding part 1 is provided with a first supporting part 4, and the nerve monitoring device connecting part 2 is arranged on the first supporting part 4; the suction device connecting part 3 is arranged at the near end of the hand holding part 1; the handle part 1, the first branch part 4 and the suction device connecting part 3 are internally provided with a through first flow channel 5, one end of the first flow channel 5 is used for being communicated with the suction device, and the other end of the first flow channel is provided with an outlet.

The proximal end of the grip portion 1 and the distal end of the grip portion 1 are respectively one end close to the suction device and one end far from the suction device in a use state.

In a preferred embodiment, the first leg portion 4 is located near the proximal end of the grip portion and forms an angle of 15-90 ° with the main body of the grip portion.

In a preferred embodiment, the grip portion 1 may be provided with a side hole communicating with the first flow passage 5, and the side hole may be pressed by a hand to adjust the amount of suction.

In a preferred embodiment, the hand-held part further comprises a flushing water connecting part 8, a second branch part 9 is arranged on the middle section of the main body of the hand-held part 1, and the flushing water connecting part 8 is arranged on the second branch part 9; the handheld part 1, the second branch part 9 and the flushing connecting part 8 are internally provided with a through second flow passage 10, one end of the second flow passage 10 is communicated with a flushing device, and the other end of the second flow passage is provided with an inlet. A water source for flushing water may be in communication with the inlet.

In a preferred embodiment, the second leg portion 9 and the first leg portion 4 are located on different sides of the hand grip portion 1.

In a preferred embodiment, the second branch portion 9 is near the proximal end of the grip portion 1 and forms an angle of 15-90 ° with the main body of the grip portion.

In a preferred embodiment, the distal end of the hand grip 1 is provided with an operation connecting portion 6.

In a preferred embodiment, the device further comprises an operating part; the operation member is connected to the distal end of the grip portion 1, or the operation member is connected to the operation connecting portion 6. The operating member and the operating connection 6 are located at a head end, which is exposed outside the insulating layer.

In a preferred embodiment, the connection is a fixed connection or a detachable connection. The detachable connection can be one or more of screw holes, screws, clamping connection and the like.

In a preferred embodiment, the operating member is selected from at least one of a curette 71, a probe 72, a blade, and a stripper.

In a preferred embodiment, the curette is circular or arcuate (e.g. semicircular), and may be solid or hollow, and the central angle of the arc may be obtuse, e.g. 120 ° to 150 °.

In a preferred embodiment, the curette is of the < type, the included angle of the < type being obtuse, such as 120 ° to 150 °.

In a preferred embodiment, the stripper is selected from at least one of a blunt stripper 731 and a sharp stripper 732, and the edge of the blunt stripper is an obtuse arc; the sharp stripper is provided with a blade.

In a preferred embodiment, the cutting edge of the sharp peeler is a concave cutting edge.

In a preferred embodiment, the operating member and the grip portion 1 form at least one of a < shape, (shape, C-shape, U-shape, L-shape, J-shape and V-shape, and the included angle in the shape is preferably a rounded angle.

Example 1

As shown in fig. 1, the nerve monitoring surgical instrument of this embodiment includes a hand grip 1, a nerve monitoring device connecting part 2, and a suction device connecting part 3; the middle section of the main body of the holding part 1 is provided with a first supporting part 4, and the nerve monitoring device connecting part 2 is arranged on the first supporting part 4; the suction device connecting part 3 is arranged at the near end of the hand holding part 1; a first through flow channel 5 is arranged in the holding part 1, the first supporting part 4 and the suction device connecting part 3, one end of the first flow channel 5 is used for being communicated with a suction device, and the other end of the first flow channel is provided with an outlet.

The first supporting part 4 is close to the near end of the holding part and forms an included angle of 15 degrees with the main body of the holding part. The distal end of the hand grip 1 is provided with an operation connecting portion 6, and the instrument further comprises an operation member, which is connected to the operation connecting portion 6, wherein the connection can be a detachable connection, and different operation members can be replaced, for example, at least one of the operation members selected from a curette 71, a probe 72 and a stripper in the following embodiments 2 to 5 can be replaced at any time when performing a surgical operation. The handheld part 1 is wrapped by an insulating layer.

In this embodiment, the suction device connecting portion 3 may be connected to a vacuum suction bottle or used alone. The nerve monitoring device connecting part 2 can be connected with a nerve monitoring device in operation, for example, connected with a stimulation electrode lead of a nerve stimulator, so that the nerve monitoring surgical instrument of the embodiment can be used as a facial nerve probe, and the far attraction device connecting end of the hand holding part 1 is a probe of the nerve probe.

Example 2

As shown in fig. 2, the distal end of the grip portion 1 is provided with an operation connection portion 6, the operation part is a curette 71 (hollow), and is connected with the operation connection portion 6, the connection is a fixed connection (integrated) or a detachable connection, such as a detachable connection realized by a screw thread, a screw hole, a screw, a clamping connection, and the like.

However, in the present invention, the curette may be directly connected to the distal end of the grip portion 1, and the connection may be a fixed connection (integral type) or a detachable connection.

The concave surface of the curette head faces the hand holding part 1. As shown in fig. 3A, a < shape, (a shape, a C-shape, etc.) is formed between the curette and the hand holding portion 1, but all the included angles are preferably arc-shaped angles or round angles, in fig. 3B, the curette may be directly connected to the distal end of the hand holding portion 1, and the included angles formed between the curette and the hand holding portion 1 may be a plurality of angles such as 70 degrees, 90 degrees, 110 degrees, etc.

Example 3

As shown in fig. 4, an operation connecting portion 6 is provided at a distal end of the grip portion 1, the operation member is a blunt dissector 731, and is connected to the operation connecting portion 6, and an edge of the blunt dissector is an obtuse arc angle. The connection is fixed connection (integrated) or detachable connection, such as detachable connection realized by screw thread, screw hole, screw, clamping connection and the like

However, in the present invention, the passive detacher may be directly connected to the distal end of the grip portion 1, and the connection may be a fixed connection (integral type) or a detachable connection.

The included angle formed between the blunt dissector and the hand holding part 1 can be a plurality of angles such as 70 degrees, 90 degrees, 110 degrees and the like.

Example 4

As shown in fig. 5, the distal end of the grip portion 1 is provided with an operation connecting portion 6, and the operation member is an acute detacher 732 having a concave cutting edge and connected to the operation connecting portion 6. The connection is fixed connection (integral type) or detachable connection, for example, detachable connection is realized through screw threads, screw holes, screws, clamping and the like.

However, in the present invention, the sharp detacher may be directly connected to the distal end of the grip portion 1, and the connection may be a fixed connection (integral type) or a detachable connection.

The included angle formed between the sharp peeler and the hand holding portion 1 may be a plurality of angles such as 70 degrees, 90 degrees, 110 degrees, and the like.

Example 5

As shown in fig. 6, an operation connecting portion 6 is provided at a distal end of the grip portion 1, and the operation member is a probe 72 and is connected to the operation connecting portion 6. The connection is fixed connection (integral type) or detachable connection, for example, detachable connection is realized through modes such as screw thread, screw, joint.

However, in the present invention, the probe may be directly connected to the distal end of the grip portion 1, and the connection may be a fixed connection (one-piece) or a detachable connection.

The included angle formed between the probe and the hand grip portion 1 may be a plurality of angles such as 70 degrees, 90 degrees, 110 degrees, etc.

Example 6

As shown in fig. 7, the nerve monitoring surgical device of this embodiment further includes a flushing water connection portion 8 on the basis of embodiment 1, a second branch portion 9 is disposed on the middle section of the main body of the grip portion 1, and the flushing water connection portion 8 is disposed on the second branch portion 9; a through second flow channel 10 is arranged in the holding part 1, the second branch part 9 and the flushing connecting part 8, one end of the second flow channel 10 is used for being communicated with a flushing device, and the other end of the second flow channel is provided with an inlet. The second supporting portion 9 is close to the proximal end of the hand holding portion 1, and an included angle between the second supporting portion and the main body of the hand holding portion is 15 degrees.

Example 7

In this embodiment, the auricular nerve lateral basis cranial surgery instrument comprises an instrument assembly or kit of at least two of the instruments of embodiments 2-6.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The nerve monitoring surgical instrument is characterized by comprising a hand holding part (1) and a nerve monitoring device connecting part (2), wherein the nerve monitoring device connecting part (2) is arranged on the hand holding part (1);

the nerve monitoring surgical instrument further comprises a suction device connecting part (3); a first branch part (4) is arranged on the middle section of the main body of the holding part (1), and the nerve monitoring device connecting part (2) is arranged on the first branch part (4); the suction device connecting part (3) is arranged at the near end of the hand holding part (1); a first through flow channel (5) is arranged in the holding part (1), the first branch part (4) and the suction device connecting part (3), one end of the first flow channel (5) is used for being communicated with a suction device, and the other end of the first flow channel is provided with an outlet;

and/or the nerve monitoring surgical instrument further comprises a flushing connecting part (8), a second branch part (9) is arranged on the middle section of the main body of the holding part (1), and the flushing connecting part (8) is arranged on the second branch part (9); the hand holding part (1), the second branch part (9) and the flushing connecting part (8) are internally provided with a through second flow channel (10), one end of the second flow channel (10) is communicated with a flushing device, and the other end of the second flow channel is provided with an inlet.

2. The neuromonitoring surgical instrument as claimed in claim 1, further comprising at least one of the following technical features:

a1) the hand holding part (1) is wrapped with an insulating layer;

a2) the hand holding part (1) is provided with a groove and/or a frosting layer.

3. The neuromonitoring surgical instrument as in claim 1, further comprising at least one of the following technical features:

a31) the first supporting part (4) is close to the near end of the holding part, and an included angle formed between the first supporting part and the holding part main body is 15-90 degrees;

a32) the hand holding part (1) can be provided with a side hole, and the side hole is communicated with the first flow channel (5).

4. The neuromonitoring surgical instrument as claimed in claim 1, further comprising at least one of the following technical features:

a41) the second branch (9) is located on a different side of the grip (1) than the first branch (4);

a42) the second supporting part (9) is close to the near end of the hand holding part (1), and the included angle between the second supporting part and the hand holding part main body is 15-90 degrees.

5. The neuromonitoring surgical instrument as claimed in claim 1, characterized in that the distal end of the hand grip (1) is provided with an operating connection (6).

6. The neuromonitoring surgical instrument of any of claims 1-5, further comprising an operating member; the operating member is connected to the distal end of the grip portion (1), or the operating member is connected to the operating connecting portion (6).

7. The neuromonitoring surgical instrument as in claim 6, further comprising at least one of the following technical features:

b1) the connection is fixed connection or detachable connection;

b2) the operating part is selected from at least one of a curette (71), a probe (72), a blade and a stripper;

b3) the operating member and the grip portion (1) are formed in at least one of a < shape, (shape, C-shape, U-shape, L-shape, J-shape, and V-shape.

8. The neuromonitoring surgical instrument as claimed in claim 7, wherein feature b2) further comprises at least one of the following technical features:

b21) the curette is circular or arc-shaped;

b22) the curette is of a shape, and the included angle of the shape is an obtuse angle;

b23) the stripper is selected from at least one of a blunt stripper (731) and a sharp stripper (732), and the edge of the blunt stripper is an obtuse arc angle; the sharp stripper is provided with a blade.

9. The neuromonitoring surgical instrument as claimed in claim 8, wherein in feature b23), the sharp elevator blade is a concave blade.

10. A neuromonitoring surgical instrument assembly comprising at least two neuromonitoring surgical instruments as claimed in any one of claims 1 to 9.