CN-121987883-A - Mannitol pumping auxiliary device for treating cerebral edema after aneurysm occlusion operation

CN121987883ACN 121987883 ACN121987883 ACN 121987883ACN-121987883-A

Abstract

The invention provides a mannitol pumping auxiliary device for treating cerebral edema after an aneurysm clamping operation, which belongs to the technical field of mannitol injection and comprises an injection setting piece, a mounting seat and a driving adjusting assembly, wherein at least two connecting blocks are arranged on the mounting seat and are connected to the inner wall of the injection setting piece in a sliding manner, the mounting seat is clamped with an injector through an arc-shaped plate on a clamping assembly, a plurality of groups of heating rods are fixedly connected to the inner wall of the arc-shaped plate, the injector is heated through the heating rods, and an electric push rod is arranged on the inner wall of the mounting seat. According to the invention, through the screw transmission structure driven by the knob, the encircling type clamping of the arc plate to the injector is realized, the operation can be completed by only rotating the knob, and the injector is simple and convenient, and simultaneously, the pre-tightening force applied by screw transmission can firmly fix the injector, so that the injector is prevented from deviating or sliding due to extrusion stress in the pumping process.

Inventors

ZHANG QIAN
HAN CONG
ZHANG HOUDI
HAN YANYAN

Assignees

中国人民解放军总医院第五医学中心

Dates

Publication Date: 20260508
Application Date: 20260116

Claims (9)

1. The mannitol pumping auxiliary device for treating cerebral edema after the aneurysm occlusion operation comprises an injection setting piece and is characterized by further comprising a mounting seat and a driving adjusting assembly, wherein at least two connecting blocks are arranged on the mounting seat and are connected to the inner wall of the injection setting piece in a sliding manner; The mounting seat is provided with a clamping assembly, the mounting seat is clamped with the injector through the clamping assembly, the inner wall of the clamping assembly is provided with a heating assembly, and the injector is heated through the heating assembly; The driving adjusting assembly comprises an adjusting shell, wherein the adjusting shell is fixedly connected to the side wall of the mounting seat, and the inner wall of the adjusting shell is fixedly connected with a fixing screw rod; the side wall of the injection setting piece is provided with a quick-dismantling component, the installation seat and the injection setting piece are disassembled and assembled through the detachable connection of the quick-dismantling component and the connecting block, the side wall of the U-shaped frame is provided with an anti-shaking component, and the anti-shaking component clamps the piston handle of the injector.
2. The mannitol pumping auxiliary device for treating cerebral edema after an aneurysm clamping operation according to claim 1 is characterized in that a plurality of rotating holes are uniformly formed in the outer wall of one side of the mounting seat along the length direction of the mounting seat, the clamping assembly comprises a rotating rod, the rotating rod is rotationally connected in the rotating holes, the side wall of the rotating rod is fixedly connected with an arc-shaped plate, one end of the arc-shaped plate is provided with a spiral hole, the spiral hole is mutually matched with the spiral connecting rod, and anti-slip clamping pads are symmetrically arranged on two sides of the inner side wall of the arc-shaped plate.
3. The mannitol pumping auxiliary device for treating cerebral edema after an aneurysm clamping operation according to claim 1, wherein the quick-release assembly comprises sliding grooves, the number of the sliding grooves is equal to that of the connecting blocks, the sliding grooves are formed in the side walls of the injection setting pieces, fixed rods are fixedly connected in the sliding grooves, sliding blocks are connected onto the fixed rods in a sliding mode, when the connecting blocks are inserted into the injection setting pieces, the sliding blocks support to be clamped with the connecting blocks, poking plates are fixedly connected to the side walls of the sliding blocks, strong springs are sleeved on the outer walls of the fixed rods, and the strong springs are fixedly connected between the sliding blocks and the inner walls of the sliding grooves.
4. The mannitol pumping auxiliary device for treating cerebral edema after an aneurysm occlusion operation according to claim 1, wherein the anti-shaking component comprises a fixed plate, the fixed plate is fixedly connected to the inner wall of the U-shaped frame, a driving gear is rotatably connected to one side wall of the fixed plate, and one end of the driving gear is fixedly connected with a worm wheel; The multi-group toothed plates are rotationally connected to the side wall of the fixed plate and symmetrically distributed in the horizontal direction of the fixed plate, the toothed plates are symmetrically meshed and connected, the toothed plate outer wall at the bottom is meshed and connected with the outer wall of the driving gear, the driving plate is fixed on the side wall of the toothed plate, the driven plate is rotationally connected to one end of the driving plate, which is far away from the toothed plate, of the driven plate, the clamping block is fixedly connected to one end of the driven plate, which is far away from the driving plate, and the side wall of the clamping block is provided with a placement groove matched with the piston handle of the injector.
5. The mannitol pumping auxiliary device for treating cerebral edema after an aneurysm occlusion operation according to claim 4, wherein a driving rod is rotatably connected to the side wall of the other side of the fixing plate, a second knob is fixedly connected to the top of the driving rod, and a worm meshed with the worm wheel is fixedly connected to the outer wall of the driving rod.
6. The mannitol pumping auxiliary device for treating cerebral edema after an aneurysm occlusion operation according to claim 4, wherein a plurality of groups of linkage plates symmetrically distributed about the horizontal direction of the fixed plate are rotatably connected to the side wall of the fixed plate, the number of the linkage plates is equal to the number of the driven plates, and the linkage plates are rotatably connected to the corresponding driven plates.
7. The mannitol pumping aid for treating cerebral edema after an aneurysm occlusion according to claim 1, wherein a plurality of groups of guide rods are fixedly connected to the side wall of the mounting seat, and the guide rods are slidably connected with the U-shaped frame.
8. The mannitol pumping aid for treating cerebral edema after an aneurysm occlusion according to claim 2, wherein the heating assembly comprises a heating rod, a plurality of groups of heating rods are arranged on the inner wall of the arc-shaped plate, a heat conducting plate is fixedly connected to the inner side wall of the arc-shaped plate, the side wall of the heat conducting plate abuts against the outer wall of the injector, and the heat conducting plate is covered on the heating rod.
9. The mannitol pumping aid for treating cerebral edema after an aneurysm occlusion according to claim 1, wherein the inner wall of the adjusting housing is provided with a spiral groove, and the spiral groove is matched with a spiral connecting rod.

Description

Mannitol pumping auxiliary device for treating cerebral edema after aneurysm occlusion operation Technical Field The invention relates to the technical field of mannitol injection, in particular to a mannitol pumping auxiliary device for treating cerebral edema after an aneurysm occlusion operation. Background The aneurysm clamping operation is a common surgical means for treating intracranial aneurysms, and a specially-made aneurysm clamp is accurately clamped on the neck of the aneurysm through craniotomy to block blood flow traffic of the aneurysm and a carrier artery, prevent rupture and hemorrhage of the aneurysm and provide a stable physiological environment for intracranial tissues, however, certain traction, stimulation and ischemia reperfusion injury can be inevitably caused to the brain tissues in the operation process, cerebral edema is extremely easy to cause common complications of cerebral edema after operation, cerebral edema can cause intracranial pressure rise, if the cerebral edema is not effectively controlled, peripheral nerve tissues can be pressed, nerve dysfunction can be caused, and life of a patient is seriously endangered, so that standard treatment for the cerebral edema is vital, mannitol is used as a clinically-commonly-used hypertonic dehydrating agent, blood plasma osmotic pressure can be quickly increased, superfluous moisture in the cerebral tissues is promoted to be transferred into blood vessels, and then the brain tissue is discharged out of the body through kidneys, so that the cerebral edema is effectively lightened, the cerebral edema is reduced, the cerebral edema is one of core drugs for treating the cerebral edema after the aneurysm clamping operation, and the cerebral edema is closely controlled, and the clinical stable drug delivery method is needed to be used for fixing a clinical and a stable and stable drug-conveying device. In the prior art, the auxiliary device for mannitol pumping has the following problems that 1, the fixed structure of a plurality of devices on an injector is unreasonable in design, the operation is complicated and time-consuming, the device is fixed by adopting a simple clamp, the reliable self-locking capability is lacking, in the process of pushing a push handle of the injector by an electric push rod to pump, the injector is easy to deviate or slide down due to continuous stress, so that the injection of a medicine pump is interrupted, the treatment effect is influenced, the intracranial pressure fluctuation is possibly caused by discontinuous administration, the risk of a patient is increased, meanwhile, the push handle of the injector easily shakes in the pushing process, the continuity of the pumping is also influenced, namely, the problem that the fixed operation of the injector is inconvenient, the fixed stability is poor, the interruption of administration is easily caused in the prior art, 2, mannitol is extremely easy to separate out in a low-temperature environment, crystallization is difficult to completely avoid in the clinical storage process, the mannitol after crystallization is easy to block a pipeline if being directly pumped, and the mannitol is directly input into the patient at low temperature, vascular spasm is possibly caused, the patient is easy to appear, the discomfort such as to cause the patient, the symptoms of the treatment such as the cold condition of the patient are easy to be easy to cause the blockage of the medicine liquid medicine pump, the patient is easy to heat, the problem of the medicine liquid is difficult to cause the infusion of the prior art, and the problem of poor heat preservation and the medicine has poor heat preservation effect is solved. Disclosure of Invention The invention provides a mannitol pumping auxiliary device for treating cerebral edema after an aneurysm occlusion operation, which aims to solve the technical problems that an injector is inconvenient to fix and operate and poor in fixing stability, administration is easy to break, mannitol liquid medicine cannot be effectively heated and kept warm, liquid medicine crystallization is easy to block a pipeline, and adverse reactions of patients are easy to occur. In order to solve the technical problems, the invention provides the following technical scheme: the mannitol pumping auxiliary device for treating cerebral edema after an aneurysm clamping operation comprises an injection setting piece, a mounting seat and a driving and adjusting assembly, wherein the mounting seat is provided with at least two connecting blocks which are in sliding connection with the inner wall of the injection setting piece; The mounting seat is provided with a clamping assembly, the mounting seat is clamped with the injector through the clamping assembly, the inner wall of the clamping assembly is provided with a heating assembly, and the injector is heated through the heating assembly; The driving adjusting assembly comprises an adjusting shell, wh