CN213554762U

CN213554762U - Ventricular external drainage device with intracranial pressure sensor

Info

Publication number: CN213554762U
Application number: CN202022409445.9U
Authority: CN
Inventors: 蒋婷蓉; 彭成君
Original assignee: First People's Hospital Of Ziyang
Current assignee: First People's Hospital Of Ziyang
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-06-29
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses an outdoor cerebral drainage device with an intracranial pressure sensor, which comprises a fixed plate, wherein the bottom of the front side surface of the fixed plate is provided with a plurality of connecting rods, a plurality of connecting rods are fixed with a drainage box, the inside of the drainage box is provided with a piston rod, the top of the piston rod penetrates through the drainage box and is connected with a driving mechanism generating negative pressure, the bottom of the drainage box is connected with the top of a drainage tube, the bottom of the drainage tube is connected with a drainage needle penetrating into the focus of a patient, the bottom of the fixed plate is connected with the top of a bottom plate through a telescopic height adjusting part, the bottom plate is provided with a fixing part for fixing the drainage device on a sickbed, the utility model solves the problems that when the traditional drainage device conducts drainage on the patient, the drainage speed is artificially controlled, the most proper drainage speed can not be selected, so that the medical staff can know the intracranial pressure value of the patient, and the use of the user is facilitated.

Description

Ventricular external drainage device with intracranial pressure sensor

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an outdoor cerebral drainage device with an intracranial pressure sensor.

Background

The ventricular external drainage is a technology of placing the front end of a drainage tube with a plurality of side holes in a ventricle after cranial drilling ventricular puncture, externally connecting a sterile drainage bottle at the tail end and leading out cerebrospinal fluid outside the brain, and is an important method for rescuing serious diseases such as intracranial high pressure, cerebral trauma, cerebral edema, cerebral hemorrhage, obstructive hydrocephalus and the like, can effectively drain out blood and bloody cerebrospinal fluid in the ventricle, reduce intracranial pressure, relieve cerebral edema, avoid or reduce the attack of cerebral vasospasm, reduce the damage of brain function and improve the clinical symptoms of a patient.

The encephalic drainage device that adopts can't detect the intracranial pressure of patient at present, generally highly carries out the drainage treatment through control drainage case, when carrying out the drainage to the patient, because drainage speed is artificial control, can't select the most appropriate drainage speed according to patient's actual conditions, can probably influence treatment, is unfavorable for user's use.

Therefore, we propose an extra-ventricular drainage device with an intracranial pressure sensor to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take intracranial pressure sensor ventricular chamber external drainage device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a take intracranial pressure sensor brain outdoor drainage device, includes the fixed plate, fixed plate front side surface bottom is equipped with a plurality of connecting rods, and is a plurality of the connecting rod top is fixed with the drainage case, the inside piston rod that is equipped with of drainage case, the piston rod top is run through the drainage case is connected with the actuating mechanism who produces the negative pressure, drainage bottom of the case portion is connected with the drainage tube top, the drainage tube bottom is connected with the drainage needle of pricking patient's focus department, the fixed plate bottom is connected with the bottom plate top through telescopic altitude mixture control spare, be equipped with on the bottom plate and fix the mounting on the sick bed with drainage.

As a further aspect of the present invention: the driving mechanism comprises a transverse plate arranged at the top of the front side surface of the fixed plate, a lead screw penetrates through the central position of the transverse plate, the top of the lead screw is connected with the output end of a driving motor arranged at the top of the transverse plate, the bottom of the lead screw is rotatably connected with the surface of the fixed plate through a bearing, a sliding sleeve is arranged on the lead screw, the front end surface of the sliding sleeve is connected with one end of a fixed rod, and the other end of the fixed rod is connected with one side of the piston rod.

As a further aspect of the present invention: the drainage box is characterized in that a piston plate is arranged inside the drainage box, a rubber sleeve is sleeved outside the piston plate, the rubber sleeve is in sliding fit with the inner wall of the drainage box, the top center of the piston plate is fixedly connected with the bottom of a piston rod, a drainage port is formed in the center of the bottom of the drainage box, a drainage tube is arranged inside the drainage port, and a check valve for avoiding liquid backflow is further arranged on the drainage tube.

As a further aspect of the present invention: and a pressure sensor for measuring the intracranial pressure value is also arranged in the drainage needle.

As a further aspect of the present invention: the height adjusting piece comprises a telescopic cylinder arranged at the center of the top of the bottom plate, the top of the telescopic cylinder is movably connected with the bottom of the telescopic column, and the top of the telescopic column is fixedly connected with the bottom of the fixed plate.

As a further aspect of the present invention: the column body surface of the telescopic column is provided with scale marks convenient for observing height adjusting distance.

As a further aspect of the present invention: the mounting is including setting up fixing screw on four angles of bottom plate, four the fixing screw top all is connected with fixation nut.

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

the utility model provides a traditional drainage device when carrying out the drainage to the patient, because drainage speed is artificial control, can't select the most appropriate drainage speed according to the actual conditions of patient, can influence treatment for medical personnel can learn the intracranial pressure value of patient, is favorable to user's use.

Drawings

Fig. 1 is a schematic structural diagram of an extra-ventricular drainage device with an intracranial pressure sensor.

Fig. 2 is a schematic structural diagram of a driving mechanism in an extra-ventricular drainage device with an intracranial pressure sensor.

Fig. 3 is a schematic structural diagram of a drainage box in an extra-ventricular drainage device with an intracranial pressure sensor.

In the figure: 1-fixing the plate; 2-a transverse plate; 3-driving a motor; 4-a screw rod; 5-a bearing; 6-a sliding sleeve; 7-a connecting rod; 8, a drainage box; 81-piston plate; 82-a rubber sleeve; 83-a drainage port; 9-a piston rod; 10-a fixing rod; 11-a drainage tube; 110-a one-way valve; 12-a drainage needle; 13-a telescopic column; 14-graduation mark; 15-a telescopic cylinder; 16-a base plate; 17-a fixing nut; and 18-fixing the screw rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Please refer to fig. 1-3, in an embodiment of the present invention, an outdoor ventricular drainage device with an intracranial pressure sensor comprises a fixing plate 1, a plurality of connecting rods 7 are arranged at the bottom of the front side surface of the fixing plate 1, a plurality of drainage boxes 8 are fixed at the tops of the connecting rods 7, a piston rod 9 is arranged inside each drainage box 8, the top of the piston rod 9 runs through the drainage box 8 and is connected with a driving mechanism generating negative pressure, the bottom of the drainage box 8 is connected with the top of a drainage tube 11, the bottom of the drainage tube 11 is connected with a drainage needle 12 pricking into a focus of a patient, when in drainage, a medical care worker inserts the drainage needle 12 into the focus of the patient, the drained liquid is extracted into the drainage box 8 along with the drainage tube 11, and the bottom of the fixing plate 1 is connected with the top of.

Actuating mechanism is including setting up diaphragm 2 at 1 front side surface top of fixed plate, 2 central point of diaphragm puts the department and runs through there is the

lead screw

4, 4 tops of lead screw are in with the setting the output of the driving motor 3 at 2 tops of diaphragm is connected, 4 bottoms of lead screw pass through bearing 5 with 1 surface of fixed plate rotates and connects, be equipped with sliding sleeve 6 on the

lead screw

4, 6 front end surfaces of sliding sleeve are connected with dead lever 10 one end, the dead lever 10 other end with 9 one side of piston rod are connected, and the user starts driving motor 3 and drives the lead screw 4 and rotate, sets up sliding sleeve 6 on lead screw 4 also along with lead screw 4 upward movement when lead screw 4 carries out the pivoted, when lead screw 4 upward movement, can drive piston rod 9 upward movement through dead lever 10.

The inside piston plate 81 that is equipped with of drainage case 8, the outside cover of piston plate 81 is equipped with rubber sleeve 82, rubber sleeve 82 with drainage case 8 inner wall slides the laminating, piston plate 81 top central point put the department with piston rod 9 bottom fixed connection, drainage case 8 bottom central point puts the department and is equipped with drainage mouth 83, drainage mouth 83 is inside to be equipped with drainage tube 11, still set up the check valve 110 who avoids the liquid backward flow on drainage tube 11, piston rod 9 upward movement can drive piston plate 81 at the inside upward movement of drainage case 8, and this is just at the inside negative pressure that has formed of drainage case 8, and the negative pressure can be with the liquid of drainage needle 12 department along drainage tube 11 drainage in getting into drainage case 8.

The drainage needle 12 is internally provided with a pressure sensor for measuring an intracranial pressure value, and according to a pressure value detected by the pressure sensor, medical workers can directly observe the drainage speed in an automatic control manner, so that the intracranial pressure tends to a determined stable value automatically, the treatment effect of the external ventricular drainage can be improved, and the drainage needle is worthy of popularization.

The altitude mixture control spare is including setting up the telescopic tube 15 of 16 top central points of bottom plate department of putting, telescopic tube 15 top and telescopic column 13 bottom swing joint, telescopic column 13 top with 1 bottom fixed connection of fixed plate, the user has adjusted the height of device through telescopic tube 14 and telescopic column 13 to carry out following drainage work, can satisfy the user demand that the user is different.

Example 2

The difference from example 1 is: referring to fig. 1, the surface of the shaft of the telescopic column 13 is provided with a scale line 14 for observing the height adjustment distance, so that a user can adjust the height of the telescopic column 13 by reading the value of the scale line 14, and the practicability is high.

Example 3

The difference from example 2 is: referring to fig. 1, the bottom plate 16 is provided with a fixing member for fixing the drainage device on a hospital bed, the fixing member includes fixing screws 18 disposed at four corners of the bottom plate 16, tops of the four fixing screws 18 are connected with fixing nuts 17, and a user can fix the drainage device on the hospital bed through the fixing nuts 17 and the fixing screws 18, so as to improve stability during drainage.

The utility model discloses a theory of operation is: when in use, according to actual needs, the height of the device is adjusted by utilizing the telescopic cylinder 14 and the telescopic column 13, the drainage needle 12 is inserted into the focus of a patient, the driving motor 3 is opened to drive the screw rod 4 to rotate, the sliding sleeve 6 arranged on the screw rod 4 moves upwards along with the screw rod 4 while the screw rod 4 rotates, when the screw rod 4 moves upwards, the piston rod 9 is driven to move upwards through the fixing rod 10, the piston rod 9 moves upwards to drive the piston plate 81 to move upwards in the drainage box 8, so that negative pressure is formed in the drainage box 8, the liquid at the drainage needle 12 is drained into the drainage box 8 along the drainage tube 11 by the negative pressure, the drainage tube 11 is also provided with the one-way valve 110 to avoid backflow, the safety during drainage is ensured, the pressure sensor is also arranged in the drainage needle 12, according to the pressure value detected by the pressure sensor, the medical staff can directly observe conveniently, thereby automatically controlling the drainage speed, the intracranial pressure can automatically tend to a determined stable value, the ventricular external drainage treatment effect can be improved, and the craniocerebral pressure stabilizing device is worthy of popularization.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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. The utility model provides a take intracranial pressure sensor cerebral chamber external drainage device, includes fixed plate (1), its characterized in that, fixed plate (1) front side surface bottom is equipped with a plurality of connecting rods (7), and is a plurality of connecting rod (7) top is fixed with drainage box (8), drainage box (8) inside is equipped with piston rod (9), piston rod (9) top is run through drainage box (8) are connected with the actuating mechanism who produces the negative pressure, drainage box (8) bottom is connected with drainage tube (11) top, drainage tube (11) bottom is connected with drainage needle (12) of pricking patient's focus department, fixed plate (1) bottom is connected with bottom plate (16) top through telescopic altitude mixture control spare, be equipped with on bottom plate (16) and fix the mounting on the sick bed with drainage device.

2. The cerebral ventricle external drainage device with the intracranial pressure sensor as recited in claim 1, wherein the driving mechanism comprises a transverse plate (2) disposed at the top of the front side surface of the fixing plate (1), a lead screw (4) penetrates through the central position of the transverse plate (2), the top of the lead screw (4) is connected with the output end of a driving motor (3) disposed at the top of the transverse plate (2), the bottom of the lead screw (4) is rotatably connected with the surface of the fixing plate (1) through a bearing (5), a sliding sleeve (6) is disposed on the lead screw (4), the front end surface of the sliding sleeve (6) is connected with one end of a fixing rod (10), and the other end of the fixing rod (10) is connected with one side of the piston rod (9).

3. The ventricular chamber external drainage device with the intracranial pressure sensor as claimed in claim 1, wherein a piston plate (81) is arranged inside the drainage box (8), a rubber sleeve (82) is sleeved outside the piston plate (81), the rubber sleeve (82) is in sliding fit with the inner wall of the drainage box (8), the top center of the piston plate (81) is fixedly connected with the bottom of the piston rod (9), a drainage port (83) is arranged at the bottom center of the drainage box (8), a drainage tube (11) is arranged inside the drainage port (83), and a check valve (110) for avoiding liquid backflow is further arranged on the drainage tube (11).

4. The intracerebral ventricular drainage device with an intracranial pressure sensor as claimed in claim 1, wherein the drainage needle (12) is further provided with a pressure sensor for measuring the intracranial pressure.

5. The cerebral ventricle drainage device with the intracranial pressure sensor as recited in claim 1, wherein the height adjustment member comprises a telescopic cylinder (15) disposed at a central position of the top of the base plate (16), the top of the telescopic cylinder (15) is movably connected with the bottom of a telescopic column (13), and the top of the telescopic column (13) is fixedly connected with the bottom of the fixing plate (1).

6. The extra-ventricular drainage device with the intracranial pressure sensor as recited in claim 5, wherein the telescopic column (13) has graduation marks (14) on the surface of its shaft for observing the height-adjusting distance.

7. The extra-ventricular drainage device with the intracranial pressure sensor as claimed in claim 1, wherein the fixing member comprises fixing screws (18) disposed at four corners of the base plate (16), and the tops of the four fixing screws (18) are connected with fixing nuts (17).