CN212490000U

CN212490000U - Lymph node adsorber

Info

Publication number: CN212490000U
Application number: CN202020386488.7U
Authority: CN
Inventors: 毛彤春; 何锞; 李翔; 燕荣帅; 王韶亮; 雷泽源; 黄宇折; 黄竟卓; 张一鸣; 樊东力
Original assignee: Second Affiliated Hospital Army Medical University
Current assignee: Second Affiliated Hospital Army Medical University
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2021-02-09
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses a lymph gland adsorber, including body and adsorption head, the adsorption head sets up the front end at the body, the rear end of body is used for connecting the negative pressure pump, be equipped with negative pressure regulating switch between the rear end of body and the negative pressure pump, negative pressure regulating switch includes first barrel and second barrel, the second barrel cover is established in first barrel and is rotated and connect, the bottom of first barrel is equipped with first bottom plate, a plurality of first negative pressure holes have been seted up to first bottom plate circumferential edge reason, the bottom of second barrel is equipped with the second bottom plate, a plurality of second negative pressure holes have been seted up to second bottom plate circumferential edge reason, the adsorption head includes connecting pipe and adsorption cover, the one end of connecting pipe and the front end intercommunication of body, the other end and the intercommunication of adsorption cover. This lymph gland adsorber passes through the size of negative pressure regulating switch regulation body internal negative pressure, avoids the too big lymph gland of negative pressure to cause the damage to the lymph gland knot in the body, thereby uses the negative pressure to adsorb the lymph gland through adsorption head and lymph gland contact and lifts by crane, avoids the fracture of lymph gland.

Description

Lymph node adsorber

Technical Field

The utility model relates to a medical treatment appurtenance technical field, concretely relates to lymph gland adsorber.

Background

When various tumors, especially malignant tumors, are treated in clinical practice, the focus of infection is removed, and meanwhile, lymph nodes in the peripheral area of the focus of infection, especially lymph nodes in the peripheral area of the malignant tumors in middle and late stages, are removed. However, the lymph nodes in the organs or regions near the tissues where the tumor is located are eroded by the tumor cells, so that the lymph nodes are enlarged, embrittled, fused with each other, infiltrated with and adhered to the surrounding tissues, and located beside the larger blood vessels. Therefore, when a lymph node is removed, the lymph node is first detached from its peripheral tissues, and the lymph node is usually held by forceps or a suture and then removed.

However, during daily operations, the lymph nodes are soft and fragile, surrounding tissues are loose, the lymph nodes are very light to be stripped and are not easy to be lifted, and the lymph nodes are easy to break by excessive force when being lifted by a doctor. Therefore, a lymph node adsorber is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art exists, the utility model provides a lymph gland adsorber solves because of the lymph gland is fragile, makes the cracked technical problem of lymph gland easily when the doctor takes out it and lifts by crane.

In order to achieve the above purpose, the present invention is implemented by the following technical solutions: a lymph gland adsorber comprises a pipe body and an adsorption head, wherein the adsorption head is arranged at the front end of the pipe body, the rear end of the pipe body is used for connecting a negative pressure pump, and a negative pressure regulating switch is arranged between the rear end of the pipe body and the negative pressure pump;

the negative pressure regulating switch comprises a first barrel and a second barrel, the second barrel is sleeved in the first barrel and can rotate in the first barrel in a sealing manner, the top end of the second barrel is used for being connected with a negative pressure pump, the bottom end of the first barrel is connected with the rear end of the pipe body, a first bottom plate is arranged at the bottom of the first barrel, a plurality of first negative pressure holes are formed in the circumferential edge of the first bottom plate, a second bottom plate is arranged at the bottom of the second barrel, a plurality of second negative pressure holes are formed in the circumferential edge of the second bottom plate, the first bottom plate and the second bottom plate are connected in a laminating and rotating manner, and any number of second negative pressure holes are communicated with the first negative pressure holes;

the adsorption head comprises a connecting pipe and an adsorption cover, one end of the connecting pipe is communicated with the front end of the pipe body, and the other end of the connecting pipe is communicated with the adsorption cover.

Above-mentioned lymph gland adsorber passes through the size of negative pressure regulating switch regulation body internal negative pressure, avoids the interior too big lymph gland of body to cause the damage to the lymph node, thereby uses the negative pressure to adsorb the lymph node through adsorption head and lymph node contact and lifts by crane, avoids the fracture of lymph node.

Further, the length of second barrel is greater than the length of first barrel, and the one end that the body was kept away from to the second barrel extends to the outside of first barrel. When the second barrel is rotated, one end of the second barrel extending out of the first barrel can be rotated, so that the second barrel can rotate conveniently.

Further, a plurality of first suction holes are provided in the 180 ° circumferential edge of the first base plate, and a plurality of second suction holes are provided in the 180 ° circumferential edge of the second base plate. The second negative pressure holes and the first negative pressure holes are completely staggered without overlapping, and the size of negative pressure in the tube body can be adjusted by staggering and overlapping the second negative pressure holes and the first negative pressure holes, so that the adsorption force of the adsorption head on the lymph nodes is adjusted.

Furthermore, the outer diameter of the first cylinder body is equal to that of the pipe body, so that the first cylinder body is smoothly and attractively connected with the outer surface of the pipe body.

Further, the inside of adsorbing the cover is equipped with the cavity, has seted up a plurality of absorption holes on the medial surface of adsorbing the cover, adsorbs hole and cavity intercommunication. Adsorb the lymph gland through the adsorption holes for the medial surface of adsorbing the cover produces a plurality of adsorption points, increases adsorption area, enlarges the lymph gland adsorbed region.

Further, the inner side surface of the adsorption cover is arc-shaped. The contact area between the adsorption cover and the lymph nodes is increased, and the lymph nodes are prevented from being separated from the adsorption cover in the adsorption taking-out process.

Further, the adsorption head is made of soft silica gel. The adsorption head made of soft silica gel can avoid the damage to lymph nodes caused by the too hard adsorption head.

The utility model has the advantages that: the lymph node adsorber adjusts the adsorption force of lymph nodes through the negative pressure adjusting switch, enlarges the adsorption area through the contact area of the adsorption head and the lymph nodes, avoids the lymph nodes from being broken when being adsorbed, and enables the lymph nodes to be easily lifted and taken out.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a bottom view of the suction head;

FIG. 3 is a diagram illustrating the movement of the first base plate and the second base plate;

reference numerals: 10-tube body, 20-adsorption head, 21-connecting tube, 22-adsorption cover, 23-cavity, 24-adsorption hole, 30-negative pressure regulating switch, 31-first tube body, 32-first bottom plate, 33-first negative pressure hole, 34-second tube body, 35-second bottom plate, 36-second negative pressure hole and 40-negative pressure pump.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate and imply that the indicated position or element must have a particular orientation, be constructed and operated in a particular manner, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

As shown in fig. 1, the present embodiment provides a lymph node adsorber, which includes a tube 10 and an adsorption head 20, wherein a front end of the tube 10 is an end inserted into human tissue during surgery, and a rear end of the tube 10 is an end located outside. The suction head 20 is arranged at the front end of the tube body 10, the rear end of the tube body 10 is used for connecting the negative pressure pump 40, and the negative pressure adjusting switch 30 is arranged between the rear end of the tube body 10 and the negative pressure pump 40. Preferably, the adsorption head 20 is made of soft silica gel material, so as to avoid that the adsorption head 20 is too hard and damages lymph nodes.

Referring to fig. 3, the negative pressure adjusting switch 30 is used to adjust the magnitude of the negative pressure in the tube 10. Specifically, the negative pressure regulating switch 30 includes a first cylinder 31 and a second cylinder 34, the second cylinder 34 is sleeved in the first cylinder 31, and the second cylinder 34 can rotate in a sealing manner in the first cylinder 31. The bottom end of the first cylinder 31 is connected to the rear end of the tube 10, and the top end of the second cylinder 34 is connected to the negative pressure pump 40. The length of the second cylinder 34 is greater than that of the first cylinder 31, and one end of the second cylinder 34, which is far away from the pipe 10, extends to the outside of the first cylinder 31. Preferably, the outer diameter of the first cylinder 31 is equal to the outer diameter of the tubular body 10, so that the first cylinder 31 can be smoothly and aesthetically connected with the outer surface of the tubular body 10.

The bottom of first barrel 31 is equipped with first bottom plate 32, and a plurality of first negative pressure holes 33 have been seted up to first bottom plate 32 circumferential edge, and the bottom of second barrel 34 is equipped with second bottom plate 35, and a plurality of second negative pressure holes 36 have been seted up to second bottom plate 35 circumferential edge, and first bottom plate 32 and second bottom plate 35 laminating are rotated and are connected, make arbitrary quantity's second negative pressure hole and first negative pressure hole intercommunication. Preferably, the plurality of first suction holes 33 are each provided in a 180 ° circumferential edge of the first base plate 32, and the plurality of second suction holes 36 are each provided in a 180 ° circumferential edge of the second base plate 35. Preferably, the number of the first negative pressure holes 33 is the same as the number of the second negative pressure holes 36. When the plurality of first negative pressure holes 33 and the plurality of second negative pressure holes 36 are all in overlapped communication, the negative pressure in the pipe body 10 is the maximum; when the first negative pressure hole 33 is not overlapped and communicated with the second negative pressure hole 36, the negative pressure in the pipe body 10 is zero; before the operation, the first negative pressure hole 33 and the second negative pressure hole 36 are symmetrically arranged without overlapping.

As shown in fig. 1 and 2, in the present embodiment, the suction head 20 includes a connection pipe 21 and a suction cover 22, one end of the connection pipe 21 communicates with the front end of the pipe body 10, and the other end communicates with the suction cover 22. Specifically, a cavity 23 is formed inside the adsorption cover 22, a plurality of adsorption holes 24 are formed in the inner side surface of the adsorption cover 22, and the adsorption holes 24 are communicated with the cavity 23. When a negative pressure state is formed in the cavity 23 of the suction head 20, the lymph nodes contacting the inner side surface of the suction mask 22 can be sucked through the suction holes 24. Preferably, the connection pipe 21 and the suction cap 22 are integrally formed.

Preferably, the inner side surface of the adsorption cover 22 is arc-shaped, the length of the outer side surface of the adsorption cover 22 is larger than the diameter of the arc-shaped, the contact area between the adsorption cover 22 and the lymph node is increased, and the lymph node is prevented from being separated from the adsorption cover 22 in the adsorption and removal process.

The basic principle of the utility model is as follows: when the lymph node adsorber is used, the negative pressure regulator 30 is first connected to the negative pressure pump 40, and then the second cylinder 34 is rotated so that the second negative pressure port 36 and the first negative pressure port 33 are completely displaced without overlapping (see a in fig. 3). When the lymph node is taken out by lifting in the operation, the inner side of the adsorption cover 22 is fully leaned against the lymph node, the second cylinder 34 is rotated to make the second negative pressure hole 36 rotate towards the first negative pressure hole 33, when the second negative pressure hole 36 is overlapped and communicated with the first negative pressure hole 33 (as shown in b in fig. 3), the inner cavity of the adsorption head 20 generates negative pressure, and the lymph node is adsorbed and lifted by the adsorption cover 22. If the negative pressure generated by the overlapping and communicating of one second negative pressure hole 36 and one first negative pressure hole 33 is not enough, the second cylinder 34 can be rotated continuously to make the two second negative pressure holes 36 and the two first negative pressure holes 33 overlap and communicate until the lymph node is absorbed and lifted by the absorption head 20.

The utility model has the advantages that: the lymph node adsorber adjusts the adsorption force of lymph nodes through the negative pressure adjusting switch 30, increases the contact area with the lymph nodes through the adsorption head 20, enlarges the adsorption area, avoids the lymph nodes from being broken when being adsorbed, and enables the lymph nodes to be easily lifted and taken out.

Finally, it should be noted that: the basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A lymph node adsorber comprising: the suction head is arranged at the front end of the tube body, the rear end of the tube body is used for connecting a negative pressure pump, and a negative pressure adjusting switch is arranged between the rear end of the tube body and the negative pressure pump;

the negative pressure regulating switch comprises a first barrel and a second barrel, the second barrel is sleeved in the first barrel and can rotate in the first barrel in a sealing manner, a negative pressure pump at the top end of the second barrel is connected with the bottom end of the first barrel, a first bottom plate is arranged at the bottom of the first barrel, a plurality of first negative pressure holes are formed in the circumferential edge of the first bottom plate, a second bottom plate is arranged at the bottom of the second barrel, a plurality of second negative pressure holes are formed in the circumferential edge of the second bottom plate, the first bottom plate and the second bottom plate are connected in a laminating and rotating manner, and any number of second negative pressure holes are communicated with the first negative pressure holes;

2. The lymph node adsorber of claim 1 wherein: the length of second barrel is greater than the length of first barrel, the one end that the body was kept away from to the second barrel extends to the outside of first barrel.

3. The lymph node adsorber of claim 2 wherein: the first negative pressure holes are all arranged in the 180-degree circumferential edge of the first base plate, and the second negative pressure holes are all arranged in the 180-degree circumferential edge of the second base plate.

4. The lymph node adsorber of claim 1 wherein: the outer diameter of the first cylinder is equal to that of the pipe body.

5. The lymph node adsorber of claim 1 wherein: the inside of adsorbing the cover is equipped with the cavity, a plurality of absorption holes have been seted up on the medial surface of adsorbing the cover, absorption hole and cavity intercommunication.

6. The lymph node adsorber of claim 5 wherein: the inner side surface of the adsorption cover is arc-shaped.

7. The lymph node adsorber of claim 1 wherein: the adsorption head is made of soft silica gel materials.