CN210903279U

CN210903279U - Cerebral hemorrhage puncture drainage device with adjustable suction angle

Info

Publication number: CN210903279U
Application number: CN201921596242.6U
Authority: CN
Inventors: 姬斌; 刘丽娟; 郭永平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-07-03
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a cerebral hemorrhage puncture drainage device of adjustable suction angle relates to supplementary operation medical instrument technical field, specifically is a cerebral hemorrhage puncture drainage device of adjustable suction angle, including outer tube, inner core, drill core and stifled core, the outer fixed surface of outer tube is connected with solid fixed ring, gu fixed ring's last fixed surface is connected with the connector the surface threaded connection of connector has fixation nut. According to the cerebral hemorrhage puncture drainage device with the adjustable suction angle, the outer sleeve is fixed after the hematoma cavity is punctured, the angle and the direction of sucking hematoma are adjusted by rotating the inner core, the hematoma drainage effect is improved, and hematoma residues are reduced; meanwhile, the intracranial infection risk is reduced, the sharp cutting injury of the head end of the outer sleeve on peripheral blood vessels and brain tissues is reduced, the success rate of the operation is improved, and the operation complications are reduced. The device has simple structure and low manufacturing cost, can be repeatedly used, can reduce the cost of a hospital and lighten the burden of a patient.

Description

Cerebral hemorrhage puncture drainage device with adjustable suction angle

Technical Field

The utility model relates to the technical field of auxiliary operation medical equipment, in particular to a cerebral hemorrhage puncture drainage device with adjustable suction angle.

Background

At present, the incidence rate of hypertensive cerebral hemorrhage rises year by year along with the rise of the incidence rate of hypertension in China. The disease has very high fatality rate and disability rate. The timely, effective and economic treatment mode has important significance for improving the life quality of patients and reducing the social and family economic burden.

The treatment of the hypertensive cerebral hemorrhage comprises conservative drug treatment, craniotomy hematoma removal, minimally invasive hematoma puncture suction drainage and the like. At present, hematoma puncture devices have the defects of difficult fixation, difficult adjustment of suction direction, sharp front end, easy sharp cutting of normal blood vessels, brain tissues and the like, and the defects easily cause intracranial rebleeding and intracranial infection due to skin bacteria displacement. In order to further improve the hematoma suction effect, reduce the re-bleeding rate and reduce the intracranial infection risk, a novel cerebral hemorrhage puncture device needs to be invented.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a cerebral hemorrhage puncture drainage device with adjustable suction angle, which solves the problem of the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an adjustable suction angle's cerebral hemorrhage puncture drainage device, includes outer tube, inner core, bores core and stifled core, the outer fixed surface of outer tube is connected with solid fixed ring, gu fixed ring's last fixed surface is connected with the connector the surface threaded connection of connector has fixing nut, the inside grafting of outer tube has the inner core, the top threaded connection of inner core has the handle of twisting, the top threaded connection who twists the handle has the drainage hose.

Optionally, the inner core includes the inner core pipe, the surface fixedly connected with first spacing ring of inner core pipe, the side opening has been seted up to the bottom of inner core pipe.

Optionally, the drill core comprises a drill core pipe, the outer surface of the drill core pipe is fixedly connected with a second limiting ring, the top end of the drill core pipe is fixedly connected with a triangular prism, and a drill bit is arranged at the bottom end of the drill core pipe.

Optionally, the blocking core comprises a blocking core rod, and a third limiting ring is fixedly connected to the outer surface of the blocking core rod.

Optionally, the outer sleeve, the inner core, the drill core, the core blocking fixing ring, the connector and the fixing nut are all made of stainless steel.

Optionally, the diameter of the outer sleeve is 4mm, and the diameters of the inner core, the drill core and the plug core are slightly smaller than the outer sleeve.

(III) advantageous effects

The utility model provides a cerebral hemorrhage puncture drainage device of adjustable suction angle possesses following beneficial effect:

according to the cerebral hemorrhage puncture drainage device with the adjustable suction angle, the outer sleeve is fixed after the hematoma cavity is punctured, the angle and the direction of sucking hematoma are adjusted by rotating the inner core, the hematoma drainage effect is improved, and hematoma residues are reduced; meanwhile, the intracranial infection risk is reduced, the sharp cutting injury of the head end of the outer sleeve on peripheral blood vessels and brain tissues is reduced, the success rate of the operation is improved, and the operation complications are reduced. The device has simple structure and low manufacturing cost, can be repeatedly used, can reduce the cost of a hospital and lighten the burden of a patient.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the inner core of the present invention;

FIG. 4 is a schematic view of the drill core structure of the present invention;

fig. 5 is a schematic view of the core plugging structure of the present invention;

FIG. 6 is a schematic view of the structure of the outer sleeve of the present invention;

fig. 7 is a schematic view of the triangular prism structure of the present invention.

In the figure: 1. an outer sleeve; 2. an inner core; 201. an inner core tube; 202. a first limit ring; 203. a side hole; 3. drilling a core; 301. drilling a core pipe; 302. a second stop collar; 303. a triangular prism; 304. a drill bit; 4. plugging the core; 401. plugging the core rod; 402. a third limit ring; 5. a fixing ring; 6. a connecting port; 7. fixing a nut; 8. screwing the handle; 9. a drainage hose.

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 to 7, the present invention provides a technical solution: a cerebral hemorrhage puncture drainage device with adjustable suction angle comprises an outer sleeve 1, an inner core 2, a drill core 3 and a blocking core 4, wherein the outer surface of the outer sleeve 1 is fixedly connected with a fixing ring 5, the outer surface of a connecting port 6 which is fixedly connected with the upper surface of the fixing ring 5 is in threaded connection with a fixing nut 7, the inner core 2 is inserted into the outer sleeve 1, the top end of the inner core 2 is in threaded connection with a screwing handle 8, the top part of the screwing handle 8 is in threaded connection with a drainage hose 9, the inner core 2 comprises an inner core pipe 201, the outer surface of the inner core pipe 201 is fixedly connected with a first limiting ring 202, the bottom part of the inner core pipe 201 is provided with a side hole 203, the drill core 3 comprises a drill core pipe 301, the outer surface of the drill core pipe 301 is fixedly connected with a second limiting ring 302, the top end of the drill core pipe 301 is fixedly connected with a triangular prism 303, the bottom end of the drill core pipe, the material of outer tube 1, inner core 2, drill core 3, the solid fixed ring 5 of stifled core 4, connector 6 and fixation nut 7 is the stainless steel, and the diameter of outer tube 1 is 4mm, and the diameter of inner core 2, drill core 3 and stifled core 4 slightly is less than outer tube 1.

In conclusion, the cerebral hemorrhage puncture drainage device with the adjustable suction angle is used, the outer sleeve 1 is fixed after the hematoma cavity is punctured, the angle and the direction of sucking hematoma are adjusted by rotating the inner core 2, the hematoma drainage effect is improved, and hematoma residues are reduced; meanwhile, the intracranial infection risk is reduced, the sharp cutting injury of the head end of the outer sleeve 1 to peripheral blood vessels and brain tissues is reduced, the success rate of the operation is improved, and the operation complications are reduced. The device has simple structure and low manufacturing cost, can be repeatedly used, can reduce the cost of a hospital and lighten the burden of a patient.

1. All the accessories of the device are made of medical stainless steel, so that the device can be repeatedly sterilized and used, has a simple and firm structure, and can save the cost of patients;

2. the device is manufactured into puncture devices with different lengths, and the puncture devices with different lengths are selected according to the depth of hematoma;

3. the tip of the outer sleeve 1 is in a small tooth shape, the rear outer wall of the rear limiting ring is provided with threads, and the cross section of the tail end is in a concave-convex tooth shape horizontally;

4. the diameter of the fixing nut 7 is matched with the thread on the outer wall of the connecting port 6. One end of the fixing nut 7 is provided with a smaller opening, and the diameter of the central circular opening is the same as the diameters of the tail ends of the drill core 3, the inner core 2 and the plug core 4, so that the tail end of the device can extend out; the outer sleeve 1 and the drill core 3 or the inner core 2 can be tightly fixed after the fixing nut 7 is screwed.

5. The drill core 3 is a solid core, the front end of the drill core is a spiral drill bit which is slightly longer than the outer sleeve 1, and the drill bit 303 can be exposed after being inserted. The middle rear part is provided with a protruded second limit ring 302, the head end of the second limit ring 302 is in a concave-convex tooth shape and can be tightly meshed with the concave-convex teeth on the plane of the tail end of the outer head pipe 1. The rear part of the second limit ring 302 is about 2 cm long and is triangular prism-shaped, so that the second limit ring can be conveniently connected with an electric drill;

6. after the skull and the dura mater are drilled through by using the electric drill, the drill core 3 can be pulled out, the plugging core 4 is replaced and inserted into the outer sleeve 1, and the plugging core 4 and the outer sleeve 1 are slowly forced to be sent into a hematoma cavity. The front end of the plug core 4 is round and blunt, so that sharp damage is prevented;

7. the inner core 2 is placed into the outer sleeve 1 by pulling out the plug core 4, the front end of the inner core 2 is in a closed round blunt shape, a side hole is arranged at a position about 2mm away from the front end, a third limiting ring 402 is arranged at the middle rear part, the head end of the third limiting ring 402 is also in a concave-convex tooth shape, the inner core 2 is rotated, and the outer sleeve 1 can be tightly closed with the metal teeth at the tail end after the suction angle is adjusted. And (3) sleeving a nut from the tail end of the inner core 2, screwing the nut, and involuting the concave-convex teeth of the inner pipe 1 and the concave-convex teeth of the outer pipe 1 so as to fix the inner pipe and the outer pipe. The tail end of the inner core 2 is provided with a clamping groove which can be connected with a tee joint or a drainage storage container.

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

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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 of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an adjustable suction angle's cerebral hemorrhage puncture drainage device, includes outer tube (1), inner core (2), bores core (3) and stifled core (4), its characterized in that: the outer fixed surface of outer tube (1) is connected with solid fixed ring (5), the last fixed surface of solid fixed ring (5) is connected with connector (6) the surface threaded connection of connector (6) has fixation nut (7), the inside grafting of outer tube (1) has inner core (2), the top threaded connection of inner core (2) has wrong handle (8), the top threaded connection who twists handle (8) has drainage hose (9).

2. The aspiration angle adjustable cerebral hemorrhage puncturing and drainage device according to claim 1, wherein: the inner core (2) comprises an inner core pipe (201), the outer surface of the inner core pipe (201) is fixedly connected with a first limiting ring (202), and the bottom of the inner core pipe (201) is provided with a side hole (203).

3. The aspiration angle adjustable cerebral hemorrhage puncturing and drainage device according to claim 1, wherein: the drill core (3) comprises a drill core pipe (301), the outer surface of the drill core pipe (301) is fixedly connected with a second limiting ring (302), the top end of the drill core pipe (301) is fixedly connected with a triangular prism (303), and the bottom end of the drill core pipe (301) is provided with a drill bit (304).

4. The aspiration angle adjustable cerebral hemorrhage puncturing and drainage device according to claim 1, wherein: the core blocking (4) comprises a core blocking rod (401), and a third limiting ring (402) is fixedly connected to the outer surface of the core blocking rod (401).

5. The aspiration angle adjustable cerebral hemorrhage puncturing and drainage device according to claim 1, wherein: the outer sleeve (1), the inner core (2), the drill core (3), the blocking core (4), the fixing ring (5), the connecting port (6) and the fixing nut (7) are all made of stainless steel.

6. The aspiration angle adjustable cerebral hemorrhage puncturing and drainage device according to claim 1, wherein: the diameter of the outer sleeve (1) is 4mm, and the diameters of the inner core (2), the drill core (3) and the plug core (4) are slightly smaller than that of the outer sleeve (1).