CN215458281U

CN215458281U - Draw hook for detecting recurrent laryngeal nerve

Info

Publication number: CN215458281U
Application number: CN202121253579.4U
Authority: CN
Inventors: 刘莉; 蔡江
Original assignee: Wuhan University WHU
Current assignee: Wuhan University WHU
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-01-11
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a retractor for detecting recurrent laryngeal nerves. The draw hook comprises a handheld part, a first suspension hook drawing part connected with one end of the handheld part and a second suspension hook drawing part connected with the other end of the handheld part; the detection part is arranged at the inner side of the front end of the first suspension hook pulling part; and the alarm is arranged at the outer side of the rear end of the second suspension hook pulling part and is electrically connected with the detection part. The utility model discloses a solved prior art in the in-service use, when operating in the operation process promptly, the drag hook probably harms larynx and returns neural and the doctor can not be timely in the use know the drag hook and whether touch larynx and return neural problem.

Description

Draw hook for detecting recurrent laryngeal nerve

Technical Field

The utility model relates to the technical field of surgical instruments, in particular to a retractor capable of detecting recurrent laryngeal nerve thyroid surgery.

Background

Endoscopic techniques have been developed in the field of thoracic and abdominal surgery, but have just begun to be studied in unnatural lacunar endoscopic techniques, such as arthroscopy, lactoscopy, and endoscopic thyroid surgery. The small lacuna endoscopic surgery is developed to the present, the surgical path is varied, and can be divided into small scar endoscopic thyroid surgery on the neck and scar-free endoscopic thyroid surgery on the neck according to the surgical path, for example, endoscopic thyroid surgery; the operation modes are divided into a complete endoscopic thyroid operation and an endoscopic assisted thyroid operation. The endoscopic cervical surgery requires delicate operation, and particularly prevents injuries of recurrent laryngeal nerves, superior laryngeal nerves, parathyroid gland, main blood vessels and nerves of the neck, and the like, and the thyroid surgery has certain postoperative complications in the process of enlarging the resection range of the thyroid surgery, wherein the injury rate of the recurrent laryngeal nerves is about 1%, and even a very experienced doctor has an injury rate of 0.6%, which is a big difficulty in the current thyroid surgery.

The patent of publication No. CN209916089U discloses including the connecting rod, drag hook end and handle, the inside first passageway that is equipped with of connecting rod, the connecting rod sets up the both ends at the connecting rod respectively with the handle, drag hook end and connecting rod body coupling, be equipped with slidable extension's extension rod in the drag hook end, the inside second passageway that is equipped with of extension rod, a plurality of side openings have evenly been seted up to one side that the extension rod is not relative with the handle, the tip of extension rod is equipped with the LED lamp, the one end that the connecting rod is connected with the handle is equipped with the smog lead-out mouth that is used for being connected outside smoking device, smog lead-out mouth is located the upper portion of handle, the handle joint is on the connecting rod, the embedded miniature power supply that is equipped with of handle, miniature power supply passes through wire and LED lamp electric connection. The utility model has simple and practical structure, can prolong and be suitable for wounds with different depths, provides light source for the depths of the wounds by utilizing the LED lamp, is convenient for operation, can suck smoke in the wounds on the premise of not sucking muscle tissues by utilizing the side holes, and has good anti-skidding effect.

However, the above patents still have the following problems:

1. in the prior art, when the retractor is used and operated in the operation process, the retractor can damage the recurrent laryngeal nerve.

2. In the prior art, a doctor cannot know whether the draw hook touches the recurrent laryngeal nerve or not in time in the using process.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the retractor for the thyroid surgery capable of detecting the recurrent laryngeal nerves, which is used for solving the problems that the retractor can damage the recurrent laryngeal nerves when operated in the surgery process in the use process in the prior art and a doctor cannot timely know whether the retractor touches the recurrent laryngeal nerves or not in the use process.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows:

a retractor for detecting recurrent laryngeal nerves is characterized by comprising:

the retractor comprises a handheld part, a first suspension hook pulling part and a second suspension hook pulling part, wherein one end of the handheld part is fixedly connected with the first suspension hook pulling part, and the other end of the handheld part is fixedly connected with the second suspension hook pulling part;

the detection part is arranged at the inner side of the front end of the first suspension hook pulling part;

and the alarm is arranged at the outer side of the rear end of the second suspension hook pulling part.

In some embodiments, the probe comprises: the nerve detector comprises a nerve detector and a nerve detection needle, wherein the nerve detection needle is fixedly connected with the front end of the nerve detector.

In some embodiments, the handheld portion is provided with an anti-slip layer fixedly connected with the handheld portion.

In some embodiments, the draw hook is provided with an LED strip fixedly connected to the draw hook on the left and right sides near the first and second suspension hook draw parts.

In some embodiments, a waterproof layer fixedly connected with the LED strip is disposed on the LED strip.

In some embodiments, a back adhesive layer fixedly connected with the LED strip is disposed on the LED strip.

In some embodiments, the LED lamp strip is provided with a strip body, the strip body is provided with chips, the chips are divided into four groups and distributed on the strip body at intervals, the chips are fixedly connected with the strip body, the upper end and the lower end of each chip are provided with LED lamps, and the LED lamps are distributed on the upper end and the lower end of each chip by taking 3 LED lamps as a group.

In some embodiments, the LED strip is further provided with a protection resistor fixedly connected to the strip body.

In some embodiments, the alarm comprises a base, a housing, a top cover, and an alarm; the shell fixed connection in the base upper end, just shell upper end fixedly connected with top cap, in addition, the inside warning stereo set that is equipped with of shell.

In some embodiments, the alarm is provided with an LED light in series with the warning sound.

Compared with the prior art, the utility model has the following beneficial effects:

when the nerve detection device is used, the nerve detection part at the front end of the pull hook and the voice alarm at the rear end can receive signals when a nerve detection needle on the inner side of the front end of the first suspension hook pull part touches the recurrent laryngeal nerve when a doctor performs operation, then the signals are transmitted to the voice alarm at the rear end of the pull hook, and the voice alarm can give out alarm sound to remind the doctor and avoid the injury of the recurrent laryngeal nerve caused by the fact that the pull hook touches the recurrent laryngeal nerve.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic perspective view of an embodiment of a retractor for a surgery for detecting recurrent laryngeal nerve thyroid according to the present invention;

FIG. 2 is a schematic diagram of a planar structure of an LED lamp strip which can detect an embodiment of the retractor for the recurrent laryngeal nerve thyroid surgery;

FIG. 3 is a schematic perspective view of a voice alarm for detecting the retractor of the present invention for the operation of the recurrent laryngeal nerve thyroid;

reference numerals referred to in the drawings are:

the multifunctional alarm comprises a pull hook 1, a handheld portion 11, a first suspension hook pull portion 12, a second suspension hook pull portion 13, an anti-slip layer 14, an LED lamp strip 2, a belt body 21, a chip 22, an LED lamp 23, a protective resistor 24, a glue dripping waterproof layer 25, a back glue layer 26, a nerve detection portion 3, a nerve detection instrument 31, a nerve detection needle 32, a voice alarm 4, a base 41, a shell 42, a top cover 43 and an alarm sound 44.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the utility model provides a retractor for detecting recurrent laryngeal nerves, which can solve the problems that the retractor can possibly damage the recurrent laryngeal nerves when the retractor is actually used, namely, is operated in an operation process in the prior art, and a doctor cannot timely know whether the retractor touches the recurrent laryngeal nerves or not in the use process.

Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, a retractor for detecting recurrent laryngeal nerves comprises a retractor 1, a detection part 3 and an alarm 4;

wherein, the drag hook 1 includes handheld portion 11, first suspension colludes draw portion 12, second suspension colludes draw portion 13, wherein handheld portion 11 one end with first suspension colludes draw portion 12 fixed connection, the other end with second suspension colludes draw portion 13 fixed connection. The detection part 3 is provided at the inner side of the front end of the first suspension hook pulling part 12. The alarm 4 is provided at the rear end outer side of the second suspension hook drawing portion 13.

In order to make the user experience better, in some preferred embodiments, the probe 3 includes: a nerve detector 31 and a nerve detection needle 32, wherein the nerve detection needle 32 is fixedly connected with the front end of the nerve detector 31.

Referring to fig. 1, in order to facilitate better holding by a user and prevent slipping during use, in a preferred embodiment, the hand-held portion 11 is provided with an anti-slip layer 14 fixedly connected with the hand-held portion 11.

Because the internal environment is dim, medical personnel can't be accurate operate, see fig. 1 and show, in preferred embodiment, drag hook 1 be equipped with on the left and right sides at front and back both ends with drag hook 1 fixed connection's LED lamp area 2. The user can conveniently carry out accurate operation.

Referring to fig. 3, in certain preferred embodiments, the alarm 4 is a voice alarm, and comprises a base 41, a housing 42, a top cover 43, and an alarm 44; the upper end of the base 41 is fixedly connected with a shell 42, the upper end of the shell 42 is fixedly connected with a top cover 43, and in addition, an alarm sound 44 is arranged inside the shell 42. When a doctor touches the recurrent laryngeal nerve in the operation process, the alarm can make a sound to remind the doctor.

In other preferred embodiments, the alarm 4 is provided with an LED lamp in series with the warning speaker 44. The light can be emitted while the sound alarm is emitted, so that a doctor is further reminded.

Referring to fig. 2, in some preferred embodiments, a belt body 21 is disposed on the LED strip 2, chips 22 are disposed on the belt body 21, the chips are divided into four groups and uniformly distributed on the belt body at intervals, the chips are fixedly connected with the belt body, LED lamps 23 are disposed at the upper and lower ends of each chip, and 3 LED lamps are distributed at the upper and lower ends of each chip.

In other preferred embodiments, in order to better protect the LED lamp and prevent the LED lamp from being damaged by excessive current, the LED strip 2 is further provided with a resistor 24 fixedly connected with the belt body 21.

Referring to fig. 2, in order to enable the LED strip to illuminate normally even in a humid environment in a body, in some preferred embodiments, a waterproof layer 25 fixedly connected to the LED strip 2 is disposed on the LED strip 2.

In other preferred embodiments, the LED strip 2 is provided with a back adhesive layer 26 fixedly connected to the LED strip 2. So that the hook can be stuck on the draw hook.

In summary, the retractor for detecting the recurrent laryngeal nerve comprises a retractor 1, a detection part 3 and an alarm 4; wherein, the drag hook 1 includes handheld portion 11, first suspension colludes draw portion 12, second suspension colludes draw portion 13, wherein handheld portion 11 one end with first suspension colludes draw portion 12 fixed connection, the other end with second suspension colludes draw portion 13 fixed connection. The detection part 3 is provided at the inner side of the front end of the first suspension hook pulling part 12. The alarm 4 is provided at the rear end outer side of the second suspension hook drawing portion 13. When medical staff is in the actual operation process, the draw hook touches the recurrent laryngeal nerve. The alarm on the draw hook can start working and send out acousto-optic signals to remind medical personnel of paying attention. Thereby solving the problem that the retractor can damage the recurrent laryngeal nerve in the operation process.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A retractor for detecting recurrent laryngeal nerves is characterized by comprising:

the hook comprises a hook (1) and a hook body, wherein the hook body comprises a handheld part (11), a first suspension hook pulling part (12) connected with one end of the handheld part (11) and a second suspension hook pulling part (13) connected with the other end of the handheld part (11);

the detection part (3) is arranged at the inner side of the front end of the first suspension hook pulling part (12);

and the alarm (4) is arranged at the outer side of the rear end of the second suspension hook pulling part (13). The alarm (4) is electrically connected with the detection part (3).

2. The retractor for detecting the recurrent laryngeal nerve according to claim 1, wherein the detection portion (3) comprises a nerve detector (31) and a nerve detection needle (32), and the nerve detection needle (32) is fixedly connected with the front end of the nerve detector (31).

3. The retractor for detecting recurrent laryngeal nerve according to claim 1, wherein the hand-held portion (11) is provided with an anti-slip layer (14).

4. The retractor for detecting the recurrent laryngeal nerve according to claim 1, wherein the retractor (1) is provided with the LED lamp strip (2) fixedly connected with the retractor (1) on the left side edge and the right side edge close to the first suspension hooking part (12) and the second suspension hooking part (13).

5. The retractor for detecting the recurrent laryngeal nerve according to claim 4, wherein a waterproof layer (25) is arranged on the LED lamp strip (2).

6. The retractor for detecting the recurrent laryngeal nerve according to claim 4, wherein a back adhesive layer (26) is arranged on the LED lamp strip (2).

7. The retractor for detecting the recurrent laryngeal nerve according to claim 4, wherein a belt body (21) is arranged on the LED lamp belt (2), chips (22) are arranged on the belt body (21), the chips are divided into four groups, the chips are uniformly distributed on the belt body (21) at intervals, the upper end and the lower end of each chip are respectively provided with an LED lamp (23), and the LED lamps (23) are distributed on the upper end and the lower end of each chip (22) in groups of 3.

8. The retractor for detecting the recurrent laryngeal nerve according to claim 7, wherein the LED lamp strip (2) is further provided with a protective resistor (24) fixedly connected with the strip body (21).

9. The retractor for detecting the recurrent laryngeal nerve according to claim 1, wherein the alarm (4) comprises a base (41), a shell (42), a top cover (43) and an alarm sound (44);

the shell (42) is fixedly connected to the upper end of the base (41), and the top cover (43) is arranged at the upper end of the shell;

and the alarm sound box (44) is arranged in a cavity formed by the base (41) and the shell (42) and is fixedly connected with the base (41).

10. The retractor for detecting the recurrent laryngeal nerve according to claim 9, wherein the alarm (4) is provided with an LED lamp which is connected with the alarm sound (44) in series.