CN110960741A

CN110960741A - Built-in multidirectional regulation formula cranium brain drainage ware

Info

Publication number: CN110960741A
Application number: CN202010023102.0A
Authority: CN
Inventors: 朱金磊; 贾慧珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-04-07

Abstract

The invention discloses a built-in multidirectional adjusting type craniocerebral drainage device which comprises a drainage tube, a fixer, a valve and a drainage bag, wherein a tube body of the drainage tube comprises an inner tube and an outer tube which are coaxial and can be freely disassembled, the middle section of the inner tube is of a pre-plastic structure, the top end of the inner tube is provided with an under-ray developing coating, the upper half section of the inner tube is provided with a side hole, the tail end of the inner tube is provided with a thread, the tail end of the inner tube is sleeved with an annular soft plug, the soft plug can be tightly clamped between the tube walls of the inner tube and the outer tube, the wall of the outer tube is provided with an elastic buckle, the corresponding part of the outer tube is provided with an opening, the. The drainage device can be combined with CT to flexibly adjust the direction in an effective radius range to carry out accurate positioning drainage on hematoma or hydrops and hydrops, improves the first absorption rate of intracranial hematoma, reduces the hematoma occupying effect and postoperative encephaledema, can quickly reduce intracranial pressure, and realizes accurate effective target treatment.

Description

Built-in multidirectional regulation formula cranium brain drainage ware

Technical Field

The invention relates to the field of medical instruments, in particular to a built-in multidirectional adjusting type cranium brain drainage device.

Background

The craniocerebral drainage device appears in China from the 70 th century, and the craniocerebral drainage device made by various self-made or medical appliance manufacturers gradually appears after 2000 years and is widely applied to clinic. At present, neurosurgery is developed towards the direction of micro-trauma operation, and cerebral hemorrhage, hydrocephalus and brain tumor operations often use a craniocerebral drainage device, which has the functions of quickly reducing intracranial pressure, draining bloody cerebrospinal fluid, injecting medicine into the cranium and the like, and has wide application range. The existing 2-class craniocerebral drainage devices in the market at present have the problems that a puncture flexible pipe and an inner core steel needle are poor in holding feeling when a disposable minimally invasive craniocerebral drainage suit (a soft channel) is used, the puncture flexible pipe is extruded, deformed, folded and blocked, the inner core steel needle is mistakenly penetrated to brain tissues through a flexible pipe hole, and the direction and the angle of the flexible pipe cannot be adjusted after the inner core steel needle is withdrawn; the disposable minimally invasive craniocerebral drainage suit (hard channel) is limited in use range when in use, has a good drainage effect only for intracranial hematoma, is easy to cause the problems of bleeding of a puncture channel, difficult positioning, incapability of adjusting the direction and angle of a puncture tube and the like when in use, and has an unsatisfactory drainage effect.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a built-in multidirectional adjusting type cranium brain drainage device.

The invention provides a built-in multi-item adjusting type craniocerebral drainage device which is formed by connecting a drainage tube, a fixer, a valve and a drainage bag in series, wherein the drainage tube is formed by a tube body and a soft plug detachably connected with the tail part of the tube body, and the drainage tube has the following specific structure: the pipe body is composed of an inner pipe and an outer pipe which are coaxial and can be freely disassembled, and the length of the inner pipe is greater than that of the outer pipe; the middle section of the inner pipe is of a pre-plastic structure, and when the inner pipe extends out of the outer pipe, the pre-plastic part automatically bends to form an angle of 90 degrees; the top end of the inner tube is of a closed design, and the top end is provided with an under-ray developing coating; the upper half section of the inner pipe is provided with 2 or more than 2 side holes; the outer wall of the tail end of the inner pipe is provided with a sunken thread; the tail end of the inner pipe is sleeved with an annular soft plug, the soft plug can be tightly clamped between the pipe walls of the inner pipe and the outer pipe, and the relative position of the inner pipe in the outer pipe is locked through friction; set up an elastic buckle on the outer tube wall, elastic buckle is greater than the length of soft stopper apart from the distance of outer tube tail end, and the pipe wall that elastic buckle corresponds the department has the trompil, and elastic buckle's dop is that the nature is most advanced suddenly, can press the screw thread that blocks the inner tube outer wall through external force to guarantee that the relative position of inner tube and outer tube does not take place to remove. Except for the concave threads, all parts of the drainage tube are designed to be smooth so as to meet the requirements of operation. The drainage tube is fixed on the surface of the skin through the fixer, the tail end of the inner tube of the drainage tube is connected with the valve, the valve is connected with the drainage bag, and the integral system is internally provided with a plurality of adjustable craniocerebral drainage devices.

Preferably, all edge portions of the draft tube are arc-shaped.

Preferably, the internal tube tail end thread may extend to the lower end of the pre-plastic structure.

Preferably, a section of smooth tube body extends from the lower part of the thread at the tail end of the inner tube and is used for connecting the drainage bag and the valve through a tube.

Preferably, the front end part of the inner pipe pre-plastic structure is expanded, and the diameter of the expanded section is the same as that of the outer pipe.

Preferably, the soft plug is made of silica gel or rubber materials.

Preferably, the tail end of the inner pipe is provided with a mark, the tail end of the outer pipe is provided with an angle scale mark, and the mark and the angle scale mark are matched for use.

Preferably, the tail end of the inner tube extends beyond the outer tube by a length greater than the length of the pre-plastic structure to the top end of the inner tube.

The specific operation method of the built-in multiple-item adjustable craniocerebral drainage device comprises the following steps: selecting a puncture plane under CT positioning, checking whether the inner tube is tightly connected with the outer tube or not, checking whether the cork can freely slide on the inner tube or not, after the checking is finished, selecting a surgical puncture point to puncture the device along a preset line through a bone hole after the surgical puncture point is in the skull, fixing the outer tube after the surgical puncture point reaches a preset fixed point in a hematoma cavity, coinciding and confirming the tail mark of the inner tube and the tail angle scale of the outer tube (the tail mark of the inner tube is in a pre-molding direction) and slowly pushing the inner tube, repeatedly checking the CT to confirm whether the developing position at the top end of the inner tube is a surgical expected position or not, determining that the cork can slide towards the top end of the inner tube and is tightly plugged and fixed with the tail end of the outer tube, if necessary, continuously adjusting the elastic buckle to press the sunken thread of the inner tube wall to limit the movement of the inner tube and simultaneously withdraw the, and (3) marking the mark to the expected three-dimensional fixed point direction, fixing the outer pipe again, then pushing the inner pipe, repeating the operation to a satisfactory position, connecting a valve to the tail end of the inner pipe, and then connecting a drainage bag. The fixer is fixed on the outer tube of the drainage tube by opening and is pasted on the surface of the skin, and the two ends of the fixer are sewed and fixed with the skin at four sewing and fixing points.

The built-in multi-item adjustable craniocerebral drainage device provided by the invention has the following advantages: repeated adjustment of the outer sleeve is avoided, and the infection probability is effectively reduced; solves the problem of unsmooth drainage of partial lacuna of the hematoma cavity, and can carry out directional drainage through a built-in bendable drainage tube; the first suction rate is increased, and the postoperative edema is reduced; compared with the traditional puncture method, the method has the advantages of simplicity in operation and avoidance of damage to important functional areas; the accurate drainage and medicine injection can be realized by adjusting the end part of the drainage tube head; the unique outer tube design accords with the entering of most neural scope devices, and the scope operation treatment after the hematoma drainage of being convenient for pulls out interior sleeve pipe during the use back outer tube can act as the neural scope and put into operation channel, has avoided secondary wound operation and has saved the operation material.

The built-in multi-item adjustable type craniocerebral drainage device provided by the invention can flexibly adjust the direction within the effective radius range to drain hematoma or hydrops and dropsy, and can be used for quickly draining intracranial hematoma by combining CT and adjusting the head end position of the drainage tube to accurately position and drain the undesirable drainage position, so that the first absorption rate of intracranial hematoma is increased, the hematoma occupying effect is reduced, the postoperative encephaledema is reduced, the intracranial pressure can be quickly reduced, and accurate and effective target therapy is realized.

Drawings

FIG. 1 is a schematic structural view of a drainage tube in example 1, FIG. 2 is a schematic structural view of an outer tube in example 1, FIG. 3 is a schematic structural view of an inner tube in example 1 when a pre-plastic structure is not deformed, and FIG. 4 is a schematic structural view of the inner tube in example 1 after the pre-plastic structure is deformed.

In the figure, 1 is a tube body, 2 is a soft plug, 3 is an inner tube, 4 is an outer tube, 5 is a pre-plastic structure, 6 is a development coating, 7 is a side hole, 8 is a thread, 9 is a tube body, 10 is an elastic buckle, 11 is a mark, 12 is an angle scale, and 13 is an opening.

Detailed Description

The present invention will be described in detail with reference to specific embodiments. The following examples are presented to assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any manner.

Example 1

The embodiment provides a built-in multi-item adjustable craniocerebral drainage device, which is formed by sequentially connecting a drainage tube, a fixer, a valve and a drainage bag, the drainage tube is shown in figure 1 and consists of a tube body 1 and a soft plug detachably connected with the tail part of the tube body 2, wherein the tube body consists of an inner tube 3 and an outer tube 4 which are coaxial and can be freely detached.

As shown in fig. 3, the inner tube 3 is a round tube with a top end closed to form a dome shape, the middle section of the inner tube 3 is a pre-plastic structure 5, and when the inner tube 3 extends out of the outer tube, the pre-plastic part automatically bends to form an angle of 90 degrees, namely, the structure shown in fig. 4 is formed.

As shown in fig. 1 and 2, the front end of the inner pipe 3 pre-plastic structure 5 is expanded, and the diameter of the expanded section is the same as that of the outer pipe 4; the top end of the inner tube 3 is provided with a developing coating 6; 2 or more than 2 side holes 7 are arranged on the upper half section of the pipe wall of the inner pipe 3; the tail end of the inner tube 3, namely the outer wall below the pre-plastic structure, is provided with a sunken thread 8, and the backward extending section of the thread 8 is a smooth tube body used for connecting a drainage bag. The outer pipe 4 is a round pipe with two through ends, an elastic buckle 10 is arranged at a position with a distance from the tail end greater than the length of the soft plug 2, the pipe wall at the corresponding position of the elastic buckle is provided with an opening 13, and a clamp head of the elastic buckle is sharp and can press and clamp a thread 8 on the outer wall of the inner pipe through external force so as to ensure that the relative position of the inner pipe and the outer pipe does not move; the tail end of the inner tube 2 is sleeved with an annular soft plug 2, the soft plug 2 can be tightly clamped between the tube walls of the inner tube 3 and the outer tube 4, the relative position of the inner tube 3 in the outer tube 4 is locked by friction, and the soft plug 2 is made of silica gel or rubber; the length of the inner pipe 3 is greater than that of the outer pipe 4, and the length of the tail end of the inner pipe 3 extending out of the outer pipe 4 is greater than that of the pre-plastic structure 5 to the top end of the inner pipe 3; the tail end of the inner tube 3 is provided with a mark 11, and the tail end of the outer tube 4 is provided with an angle scale 12. In order to prevent the drainage device from scratching surrounding tissues in use, all edge parts of the drainage device are designed in an arc shape.

When in use, a puncture plane is selected under CT positioning, whether the inner tube 3 is tightly connected with the outer tube 4 is checked, whether the cork 2 can freely slide on the inner tube 3 is checked, after the check is finished, a surgical puncture point is selected to puncture the device along a preset line through a bone hole after the skull is punctured, the outer tube 4 is fixed after the fixed point in a preset hematoma cavity is reached, the tail mark 11 of the inner tube 3 is coincided with the tail angle scale 12 of the outer tube to confirm (the tail mark 11 of the inner tube is in the pre-shaping bending direction) and is slowly pushed into the inner tube 3, CT is repeatedly checked to confirm whether the position of the developing coating 6 at the top end of the inner tube 3 is the expected position for surgery, the cork 2 can be determined to slide towards the top end of the inner tube 3 and be plugged and fixed with the tail end of the outer tube 4, if the elastic buckle 10 can be continuously adjusted to be pressed towards the concave thread 8 of the inner, and rotating the inner pipe 3 in a three-dimensional orientation mode according to the positions of the tail end mark 11 of the inner pipe and the angle scale 12 of the outer pipe to enable the mark to reach the expected three-dimensional fixed point direction, fixing the outer pipe 4 again, then pushing the inner pipe 3, repeating the operation to a satisfactory position, connecting a valve to the tail end pipe body 9 of the inner pipe, and then connecting a drainage bag. The fixer is fixed on the outer tube 4 of the drainage tube by opening and is pasted on the surface of the skin, and the two ends of the fixer are sewed and fixed with the skin at four sewing and fixing points.

Claims

1. The utility model provides a built-in multidirectional regulation formula cranium brain drainage ware, the drainage ware is connected in order by drainage tube, fixer, valve and drainage bag and constitutes, its characterized in that the drainage tube comprises pipe body (1) and cork (2) of dismantling the connection with pipe body (1) afterbody, and concrete structure is as follows: the pipe body (1) is composed of an inner pipe (3) and an outer pipe (4) which are coaxial and can be freely disassembled, and the length of the inner pipe (3) is greater than that of the outer pipe (4); the middle section of the inner pipe (3) is a pre-plastic structure (5), and when the inner pipe (3) extends out of the outer pipe (4), the pre-plastic structure (5) automatically bends to form an angle of 90 degrees; the top end of the inner tube (3) is of a closed design, and the top end is provided with an under-ray development coating (6); 2 or more than 2 side holes (7) are arranged on the upper half section of the pipe wall of the inner pipe (3); the outer wall of the tail end of the inner pipe (3) is provided with a sunken thread (8); the tail end of the inner pipe (3) is sleeved with an annular soft plug (2), and the soft plug (2) can be tightly clamped between the pipe walls of the inner pipe (3) and the outer pipe (4); an elastic buckle (10) is arranged on the wall of the outer tube (4), the distance between the elastic buckle (10) and the tail end of the outer tube (4) is greater than the length of the soft plug (2), an opening (13) is formed in the tube wall at the position corresponding to the elastic buckle (10), and the clamping head of the elastic buckle (10) is sharp in pause; except the concave thread (8), all parts of the drainage tube are designed to be smooth.

2. The built-in multidirectional-adjusting type craniocerebral drainage device as recited in claim 1, wherein all edge parts of the drainage tube are arc-shaped.

3. The built-in multidirectional adjustable craniocerebral drainage device according to claim 1, wherein the threads (8) extend to the lower end of the pre-plastic structure (5).

4. The built-in multidirectional-adjusting type craniocerebral drainage device as recited in claim 1, wherein a section of smooth tube body (9) extends below the thread (8) at the tail end of the inner tube (3).

5. The built-in multidirectional adjustable type craniocerebral drainage device as recited in claim 1, wherein the front end part of the pre-plastic structure (5) is expanded, and the diameter of the expanded section is the same as that of the outer tube.

6. The built-in multidirectional-adjusting type craniocerebral drainage device as recited in claim 1, wherein the cork (2) is made of silica gel or rubber material.

7. The built-in multidirectional adjusting type craniocerebral drainage device as claimed in claim 1, wherein the tail end of the inner tube (3) is provided with a mark, and the tail end of the outer tube (4) is provided with an angle scale mark, and the two are used in a matching way.

8. The built-in multidirectional-adjustment type craniocerebral drainage device as recited in claim 1, wherein the tail end of the inner tube (3) extends out of the outer tube (4) for a length which is longer than the length from the pre-plastic structure to the top end of the inner tube.