CN213665407U - Tumor diagnosis puncture needle - Google Patents

Abstract

The utility model discloses a diagnosis of tumor pjncture needle, including the protecting tube, the inner wall of protecting tube is equipped with the thickening layer, one side of protecting tube bottom is equipped with grips the pipe, and grips the bottom of pipe and be equipped with the second external screw connector, the one end on protecting tube surface is equipped with keeps off the dish, and keeps off the left side of dish and be equipped with the aseptic cotton subsides, the inside of protecting tube is equipped with the needle body, and the one end of needle body is equipped with the piece of gripping, the inside of protecting tube one end is equipped with blocking mechanism through the screw thread. The utility model discloses have when using and block up the inside of protecting tube one end for the pollution liquid discharges appointed position through the outside drainage tube that grips the union coupling head connection of intraductal end through the second outside, has protected patient's healthy skin not receive the pollution, makes tumor tissue pollution liquid can't spill over or flow, discharges the appointed position with tumor tissue pollution liquid drainage when unable direct contact patient skin.

Description

Tumor diagnosis puncture needle

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a tumor diagnosis pjncture needle.

Background

The puncture needle is a common medical apparatus and can be used for puncturing organs and tissues or injecting medicines. Is mainly applied to minimally invasive surgery. The puncture needle is combined with other medical equipment for use, can directly reach pain points and eliminate pain of patients, and is an essential medical instrument in hospitals. Can be used for treating intervertebral disc puncture, joint puncture, muscle pain point puncture, and drug injection. In clinical tumor treatment, tumor tissue cells sometimes need to be diagnosed, and currently, puncture is generally used for sampling tumor internal tissues.

For example, patent publication No. CN202277348U relates to a medical surgical instrument, and more particularly to a puncture needle for tumor diagnosis. The tumor diagnosis puncture needle is simple in structure, low in cost and capable of effectively protecting skin tissues from being polluted.

This patent has add a sleeve pipe in the needle body outer end when using for when the pjncture needle extracts skin after the sample, the tumour tissue that flows out from the syringe needle stays the intraductal before contacting skin in, can not pollute skin, nevertheless can not only spill over the sleeve pipe outside when tumour tissue is too much, but also can seriously pollute patient's skin, and tumour tissue still can flow to external serious polluted environment from the sleeve pipe internal flow when the sleeve pipe is open.

To this end, we propose a tumor diagnosis puncture needle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a tumor diagnosis puncture needle.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a diagnosis of tumor pjncture needle, includes the protecting tube, the inner wall of protecting tube is equipped with the thickening layer, one side of protecting tube bottom is equipped with the pipe of gripping, and the bottom of gripping the pipe is equipped with the outer threaded connection head of second, the one end on protecting tube surface is equipped with keeps off the dish, and keeps off the left side of dish and be equipped with the aseptic cotton subsides, the inside of protecting tube is equipped with the needle body, and the one end of needle body is equipped with the piece of gripping, the inside of protecting tube one end is equipped with blocking mechanism through the screw thread.

Preferably, the one end of protective tube bottom portion is run through and is equipped with first external thread connector, the pipe of gripping can be dismantled through the one end of first external thread connector and protective tube bottom portion and be connected, first external thread connector runs through with protective tube bottom portion hookup location and is equipped with first through-hole, and first through-hole and the inside intercommunication of the pipe of gripping.

Preferably, the thickening layer is located the bottom of protective tube inner wall, and the thickness of thickening layer decreases progressively in proper order from the inside other end of protective tube to first through-hole, the top surface of thickening layer is equipped with the drainage groove.

Preferably, the blocking disc is annular, damping rubber is arranged on the inner wall of the annular hole of the blocking disc, and the blocking disc is arranged on the surface of the protective pipe through a damping rubber sleeve.

Preferably, the holding pipe and the surface of the holding block are both provided with anti-skidding protective sleeves, and the second external threaded connector at the bottom of the holding pipe is connected with an external drainage pipe through threads.

Preferably, the blocking mechanism comprises a first connecting block, a second connecting block and a second through hole, the first connecting block is connected with the second connecting block, and the second connecting block is detachably connected with the inside of one end of the protective pipe through threads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the protective tube that sets up, the thickening layer, first through-hole and the pipe of holding, in order to reach when the needle body is pulled out from patient's internal, the tumour tissue pollution liquid that flows out from patient's internal enters into the inside of protective tube, and flow down the position of first through-hole and flow into the pipe of holding through the top of the thickening layer that reduces thickness gradually, through holding the outside drainage tube that the intraductal bottom passes through the connection of the outer threaded connection of second, discharge to appointed position, healthy skin having protected the patient does not receive the pollution, make tumour tissue pollution liquid can't spill over or flow, can't discharge tumour tissue pollution liquid drainage to appointed position when direct contact skin.

2. Through the first connecting block that sets up, second connecting block and second through-hole, in order to reach and twist the second connecting block through first connecting block when the staff, and when making the second connecting block be connected through the inside of screw thread and protective tube one end, play and block up the inside of protective tube one end, the inside that screw thread tumour tissue pollution liquid enters into the protective tube can't flow out to the external world through the one end of protective tube, prevent that tumour tissue pollution liquid from further trickling to subaerial sick bed and patient and medical personnel's on one's body even through the protective tube, the clean and tidy nature of ward environment has further been guaranteed.

Drawings

FIG. 1 is a schematic view of the external structure of a tumor diagnosis puncture needle according to the present invention;

FIG. 2 is a perspective view of FIG. 1;

FIG. 3 is a schematic structural view of the blocking mechanism of FIG. 2;

FIG. 4 is an end view of the shield tube of FIG. 1 from a three-dimensional perspective.

In the figure: 1. a protective tube; 101. thickening the layer; 102. a first through hole; 103. a first external thread connector; 2. a holding tube; 3. a second external thread connector; 4. a catch tray; 401. damping rubber; 5. a sterilized cotton patch; 6. a needle body; 7. a holding block; 8. a blocking mechanism; 801. a first connection block; 802. a second connecting block; 803. A second via.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a tumor diagnosis puncture needle comprises a protective tube 1, a thickening layer 101 is arranged on the inner wall of the protective tube 1, the thickening layer 101 is positioned at the bottom of the inner wall of the protective tube 1, the thickness of the thickening layer 101 is gradually decreased from the other end inside the protective tube 1 to a first through hole 102, a drainage groove is arranged on the top surface of the thickening layer 101, the thickening layer 101 and the drainage groove play a role of draining and guiding polluted liquid, a first external thread connector 103 is arranged at one end of the bottom of the protective tube 1 in a penetrating manner, the first external thread connector 103 is convenient for a holding tube 2 to be detachably connected with the protective tube 1, the holding tube 2 is detachably connected with one end of the bottom of the protective tube 1 through the first external thread connector 103, a first through hole 102 is arranged at the connecting position of the first external thread connector 103 and the bottom of the protective tube 1 in a penetrating manner, the first through hole 102 is communicated with the inside of, one side of 1 bottom of protective tube is equipped with grips pipe 2, grips pipe 2 and plays the effect that the work user personnel gripped and supplied the pollution liquid circulation, and the bottom of gripping pipe 2 is equipped with the outer threaded connection head 3 of second, and the outer threaded connection head 3 of second plays and is convenient for grip pipe 2 and outside drainage tube dismantlement effect of being connected.

One end of the surface of the protective tube 1 is provided with a baffle disc 4, the baffle disc 4 is annular, the inner wall of an annular hole of the baffle disc 4 is provided with damping rubber 401, the damping rubber 401 plays a role of preventing the baffle disc 4 from sliding on the surface of the protective tube 1 at will, the baffle disc 4 is sleeved on the surface of the protective tube 1 through the damping rubber 401, the left side of the baffle disc 4 is provided with a sterilized cotton sticker 5, the sterilized cotton sticker 5 can be a cotton sticker containing alcohol or iodophor, the sterilized cotton sticker 5 plays a role of sterilizing the position where the needle body 6 passes through the skin of a patient, the protective tube 1 is internally provided with a needle body 6, one end of the needle body 6 is provided with a holding block 7, the holding block 7 is convenient for a user to hold the needle body 6, the surfaces of the holding tube 2 and the holding block 7 are both provided with anti-skid protective sleeves, the anti-skid protective function is played, and the second external, be convenient for with polluting liquid drainage to assigned position, the inside of protective tube 1 one end is equipped with stop gear 8 through the screw thread, stop gear 8 includes first connecting block 801, second connecting block 802 and second through-hole 803, twist and move first connecting block 801 and drive second connecting block 802 and rotate, and when making the outside of second connecting block 802 be connected through the inside of screw thread and protective tube 1 one end, play and carry out the effect of blockking up to the inside of protective tube 1 one end, first connecting block 801 is connected with second connecting block 802, second connecting block 802 can dismantle through the inside of screw thread and protective tube 1 one end and be connected.

The working principle of the utility model is that when medical staff samples tumor tissues of patients, the staff drives the second connecting block 802 to rotate by screwing the first connecting block 801, and when the outside of the second connecting block 802 is connected with the inside of one end of the protective tube 1 through threads, the effect of blocking the inside of one end of the protective tube 1 is achieved, then one hand is held on the surface of the holding tube 2, the other hand is held on the holding block 7, the needle head end of the needle body 6 penetrates into the inside of the protective tube 1 through the second through hole 803, so that the needle head end of the needle body 6 is exposed at the other end of the protective tube 1, then the needle head end of the needle body 6 enters the tumor tissue sampling position through the skin of the patients, the disinfection cotton paste 5 on one end of the protective tube 1 and the surface of the blocking disc 4 is contacted with the skin tissues, and then sampling work is carried out; after sampling successfully, the needle end of the needle body 6 is pulled out of the body of a patient, tumor tissue pollution liquid flowing out of the body of the patient enters the protecting tube 1, flows to the position of the first through hole 102 through the top of the thickening layer 101 with gradually reduced thickness and flows into the holding tube 2, and is discharged to a designated position through an external drainage tube connected with the bottom end of the holding tube 2 through the second external thread connector 3, so that the healthy skin of the patient is protected from being polluted, and the tumor tissue pollution liquid is drained to the designated position while not directly contacting the skin of the patient.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Claims (6)

1. The utility model provides a tumor diagnosis pjncture needle, includes protecting tube (1), its characterized in that, the inner wall of protecting tube (1) is equipped with thickening layer (101), one side of protecting tube (1) bottom is equipped with grips pipe (2), and the bottom of gripping pipe (2) is equipped with second external screw connector (3), the one end on protecting tube (1) surface is equipped with keeps off dish (4), and keeps off the left side of dish (4) and be equipped with aseptic cotton subsides (5), the inside of protecting tube (1) is equipped with needle body (6), and the one end of needle body (6) is equipped with grips piece (7), the inside of protecting tube (1) one end is equipped with through the screw and blocks mechanism (8).

2. The tumor diagnosis puncture needle according to claim 1, wherein a first external thread connector (103) is arranged at one end of the bottom of the protection tube (1) in a penetrating manner, the holding tube (2) is detachably connected with one end of the bottom of the protection tube (1) through the first external thread connector (103), a first through hole (102) is arranged at the connecting position of the first external thread connector (103) and the bottom of the protection tube (1) in a penetrating manner, and the first through hole (102) is communicated with the inside of the holding tube (2).

3. The oncologic diagnosis puncture needle according to claim 1, characterized in that the thickening layer (101) is positioned at the bottom of the inner wall of the protective tube (1), the thickness of the thickening layer (101) is gradually reduced from the other end inside the protective tube (1) to the first through hole (102), and the top surface of the thickening layer (101) is provided with a drainage groove.

4. The tumor diagnosis puncture needle according to claim 1, wherein the baffle disc (4) is annular, the inner wall of the annular hole of the baffle disc (4) is provided with damping rubber (401), and the baffle disc (4) is sleeved on the surface of the protective tube (1) through the damping rubber (401).

5. The tumor diagnosis puncture needle according to claim 1, wherein the surfaces of the holding tube (2) and the holding block (7) are provided with anti-skid protective sleeves, and the second external thread connector (3) at the bottom of the holding tube (2) is connected with an external drainage tube through threads.

6. A diagnostic oncological puncture needle according to claim 1, wherein the blocking mechanism (8) comprises a first connecting block (801), a second connecting block (802) and a second through hole (803), the first connecting block (801) is connected with the second connecting block (802), and the second connecting block (802) is detachably connected with the inside of one end of the protective tube (1) through a screw thread.

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