阅读说明：本技术 一种甲状腺分离装置 (Thyroid gland separator ) 是由 安丽景 于 2020-03-24 设计创作，主要内容包括：本发明公开了一种甲状腺分离装置,包括套管、分离头；所述套管的一端连接有分离头,所述套管的内部设有隔板；套管的内部远离所述分离头的一端设有螺纹杆,所述螺纹杆贯穿套管,且与套管间隙转动连接；所述螺纹杆的另一端连接有轴承,所述轴承与所述隔板连接；通过在套管内设置转动的螺纹杆,螺纹杆进一步推动伸缩杆,伸缩杆前端的齿条啮合连接第一齿轮和第二齿轮,带动分离片将甲状腺与细胞组织分离并将分离片分离角度加以固定,给接下来的手术提供了很大的便利性；同时通过齿轮啮合连接分离片,调节角度灵敏、范围小,便于控制,有效避免手术过程中损伤其他组织,安全高效。(The invention discloses a thyroid gland separating device, which comprises a sleeve and a separating head; one end of the sleeve is connected with a separation head, and a partition plate is arranged inside the sleeve; a threaded rod is arranged at one end, far away from the separation head, in the sleeve, and penetrates through the sleeve and is in clearance rotating connection with the sleeve; the other end of the threaded rod is connected with a bearing, and the bearing is connected with the partition plate; the rotating threaded rod is arranged in the sleeve, the threaded rod further pushes the telescopic rod, the rack at the front end of the telescopic rod is meshed with the first gear and the second gear to drive the separation sheet to separate the thyroid from the cell tissue and fix the separation angle of the separation sheet, and great convenience is provided for the next operation; meanwhile, the gear is meshed with the separating sheet, so that the angle adjusting is sensitive, the range is small, the control is convenient, other tissues are effectively prevented from being damaged in the operation process, and the safety and the high efficiency are realized.)

1. A thyroid gland separation device comprises a sleeve (1) and a separation head (2); the device is characterized in that one end of the sleeve (1) is connected with a separation head (2), and a partition plate (6) is arranged inside the sleeve (1); a threaded rod (3) is arranged at one end, far away from the separation head (2), in the sleeve (1), and the threaded rod (3) penetrates through the sleeve (1) and is in clearance rotating connection with the sleeve (1); the other end of the threaded rod (3) is connected with a bearing (7), and the bearing (7) is connected with the partition plate (6); the threaded rod (3) is sleeved with a moving block (4), two connecting rods (5) are symmetrically connected to one side of the moving block (4), the two connecting rods (5) penetrate through the partition plate (6) and are in clearance sliding connection with the partition plate (6), the other ends of the two connecting rods (5) are connected with a connecting plate (8), a telescopic rod (9) is connected to the other side of the connecting plate (8), the telescopic rod (9) extends to the inside of the separation head (2), and the telescopic rod (9) is in clearance sliding connection with the separation head (2).

2. The thyroid gland separating device according to claim 1, wherein the left side wall and the right side wall of one end of the telescopic rod (9) are both provided with a rack (12), the rack (12) is connected with a first gear (13) in a meshing way, and the first gear (13) is connected with a second gear (14) in a meshing way; the first gear (13) and the second gear (14) are arranged inside the separating head (2), and the first gear (13) and the second gear (14) are rotatably connected with the separating head (2).

3. The thyroid gland separating device according to any one of claims 1 to 2, wherein the separating head (2) is provided with fixing blocks (11) at both sides, a separating plate (10) is arranged inside the fixing block (11), a pin shaft (15) is fixedly connected inside the fixing block (11), and the separating plate (10) is rotatably connected with the fixing block (11) through the pin shaft (15).

4. The thyroid gland separating device according to claim 3, wherein the top end side of the separating sheet (10) is arc-shaped, the surface of the arc-shaped structure is in tooth-shaped distribution, and the separating sheet (10) is engaged with the second gear (14) through tooth-shaped.

5. A thyroid separation device according to any one of claims 1 to 4, wherein the separation blade (10) is powered by rotation of the second gear (14) to perform a shearing motion.

6. The thyroid separation device according to claim 1, wherein the center of the moving block (4) is provided with a through hole (16), the through hole (16) is provided with an internal thread (17), and the threaded rod (3) is in fit and rotation connection with the internal thread (17).

Technical Field

The invention belongs to the field of thyroid gland separation devices, and particularly relates to a thyroid gland separation device.

Background

Thyroid gland is an important organ of endocrine system, when the thyroid gland is diseased, such as thyroma, thyromegaly and other diseases, the tumor is rapidly enlarged, the trachea is pressed, the esophagus and the recurrent laryngeal nerve are infiltrated, and the complications of dyspnea, hoarseness, blocking feeling when food is swallowed and the like are caused; severe cases may also have pulmonary metastasis and bone metastasis, which are serious health risks, and thyroid diseases are usually treated by surgical removal of the thyroid gland.

Chinese patent application CN201620135467.1 discloses a thyroid gland separator, including thyroid gland retractor and thyroid gland stripper, thyroid gland retractor bottom is equipped with the handle, handle and dead lever directly link to each other, be equipped with small-size spring on the dead lever, the dead lever passes through the articulated shaft and directly links to each other, the dead lever top is equipped with the swinging arms, thyroid gland stripper middle part is equipped with the regulating spindle, the regulating spindle bottom is equipped with the control frame, thyroid gland stripper middle part is equipped with the telescopic link, the first direct linking to each other is peeled off to telescopic link and high accuracy.

Chinese patent application CN201820482886.1 discloses a thyroid deep tissue scissors, relates to medical instrument technical field, including a pair of articulated scissors handle, fixed connection at the bracelet of scissors handle one end and the scissors of fixed connection at the scissors handle other end mutually, the scissors handle is the setting of cambered surface of slope and the inclination angle scope that the scissors handle is close to the tip of bracelet and scissors with the scissors that corresponds the scissors of connecting is 10-20 degree

At present, in thyroid surgery, the thyroid is usually separated from skin tissues by using an operating forceps or a separating scissors, so that the surgical excision is convenient, when the operating forceps or the separating scissors are used, the operation is always performed by using a hand, then the following surgical incision is performed by using the other hand, the operation is inconvenient to use, and the operation time is prolonged; in addition, when the operating forceps are operated by hands or the scissors are separated, the force is not easy to control, the thyroid gland is easy to cause human tissue damage, unnecessary pain is caused to a patient, and the operating efficiency is seriously influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a thyroid gland separating device, which solves the problems in the background art, and provides great convenience for the following operation by arranging a rotating threaded rod in a sleeve, wherein the threaded rod further pushes a telescopic rod, and a rack at the front end of the telescopic rod is meshed with a first gear and a second gear to drive a separating sheet to separate the thyroid gland from cell tissues and fix the separation angle of the separating sheet; meanwhile, the gear is meshed with the separating sheet, so that the angle adjusting is sensitive, the range is small, the control is convenient, other tissues are effectively prevented from being damaged in the operation process, and the safety and the high efficiency are realized.

The invention provides the following technical scheme:

a thyroid gland separation device comprises a sleeve and a separation head; one end of the sleeve is connected with a separation head, and a partition plate is arranged inside the sleeve; a threaded rod is arranged at one end, far away from the separation head, in the sleeve, and penetrates through the sleeve and is in clearance rotating connection with the sleeve; the other end of the threaded rod is connected with a bearing, and the bearing is connected with the partition plate; the threaded rod sleeve is provided with a moving block, one side of the moving block is symmetrically connected with two connecting rods, the two connecting rods penetrate through the partition plate and are in clearance sliding connection with the partition plate, the other ends of the two connecting rods are connected with a connecting plate, the other side of the connecting plate is connected with a telescopic rod, the telescopic rod extends into the separating head, and the telescopic rod is in clearance sliding connection with the separating head.

Preferably, racks are arranged on the left side wall and the right side wall of one end of the telescopic rod, the racks are connected with a first gear in a meshed mode, and the first gear is connected with a second gear in a meshed mode; first gear and second gear all establish in the inside of separation head, first gear and second gear all rotate with the separation head and are connected.

Preferably, the both sides of separation head all are equipped with the fixed block, the inside of fixed block is equipped with the spacer, and the inside fixedly connected with round pin axle of fixed block, the spacer rotates with the fixed block through the round pin axle to be connected.

Preferably, one side of the top end of the separating sheet is of an arc structure, the surface of the arc structure is distributed in a tooth shape, and the separating sheet is connected with the second gear in a meshing manner through the tooth shape.

Preferably, the separating sheet rotates through the second gear as a power source to perform shearing movement.

Preferably, a through hole is formed in the center of the moving block, an internal thread is formed in the through hole, and the threaded rod is matched with the internal thread to be rotatably connected.

Preferably, the separation sheet is of a house-type structure and made of medical silica gel, so that damage to human tissues is further reduced in the separation process.

Preferably, the top of the threaded rod is connected with a knob, so that the rotation operation is facilitated.

Preferably, the use method of the thyroid separation device comprises the following steps:

s1: in the operation process, a separation head of the separation device is placed at the thyroid gland, and a knob is rotated to drive a threaded rod to rotate;

s2: the threaded rod rotates to drive the movable block to move forwards, the movable block drives the connecting rod, and the connecting rod further drives the telescopic rod to move forwards;

s3: the rack that the telescopic link front end set up meshes and connects first gear, and first gear drives the second gear and rotates, and the second gear meshing connects the release sheet, and the release sheet is relative motion's rotation through the round pin axle in the fixed block, and then makes the release sheet separate thyroid gland and other tissues.

Preferably, in order to further reduce the surgical incision, relieve the pain of the surgical patient and accelerate the postoperative recovery of the patient, the distance D between the two separation sheets is equal to or greater than 0.5cm and equal to or less than 4.5 cm.

Preferably, the length of the moving rod to the first gear when the separating piece is not opened is l₁(ii) a The length from the moving rod to the first gear when the separating sheet is opened is l₂(ii) a When the separating sheet is separated, the included angle between the separating sheet and the central axis of the sleeve is theta; the number of turns of the knob is n; in order to achieve a better separation effect, D satisfies the following formula:

D＝α·sinθ((l₁/n)-(l₂/n))^1/2；

in the above formula, α is a relation coefficient with a value range of 0.369-4.372, n is an integer, l₁、l₂The unit is cm.

Compared with the prior art, the invention has the following beneficial effects:

(1) according to the thyroid separation device, the rotating threaded rod is arranged in the sleeve, the threaded rod further pushes the telescopic rod, the rack at the front end of the telescopic rod is meshed with the first gear and the second gear to drive the separation sheet to separate the thyroid from cell tissues and fix the separation angle of the separation sheet, and great convenience is provided for the following operation.

(2) According to the thyroid gland separating device, the separating sheet is connected through the gear in a meshed mode, the angle adjusting is sensitive, the range is small, the control is convenient, other tissues are effectively prevented from being damaged in the operation process, and the thyroid gland separating device is safe and efficient.

(3) The invention relates to a thyroid gland separating device, which is characterized in that the thyroid gland separating device is limited by₁、、l₂Theta; and n and D, a better separation effect is achieved, the surgical incision is further reduced, the pain of the surgical patient is relieved, and the postoperative recovery of the patient is accelerated.

(4) The thyroid gland separating device is flexible in structure, can overcome the defects that the existing separator is inconvenient to operate, use and adjust, saves operation time, and further improves operation efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the separator head structure of the present invention.

FIG. 3 is a schematic view of the structure of the separator of the present invention.

Fig. 4 is a schematic view of the structure of the moving block of the present invention.

In the figure: 1. a sleeve; 2. a separation head; 3. a threaded rod; 4. a moving block; 5. a connecting rod; 6. a partition plate; 7. a bearing; 8. a connecting plate; 9. a telescopic rod; 10. separating the sheet; 11. a fixed block; 12. a rack; 13. a first gear; 14. a second gear; 15. a pin shaft; 16. a through hole; 17. an internal thread; 18. a knob.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. It is to be understood that the described embodiments are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.