Novel intracranial pressure detection device

Abstract

The invention relates to the technical field of medical instruments, and discloses a novel intracranial pressure detection device which comprises a hose, a signal line is fixedly connected to the inner wall of the hose, a connector is fixedly connected to the end, away from the hose, of the signal line, and a pressure detector is fixedly connected to the end, away from the connector, of the signal line. A flow guide pipe is fixedly connected to the inner wall of the hose, a probe is movably connected to the inner wall of the flow guide pipe, the fixing mechanism comprises a first annular plate movably connected to the outer wall of the hose, a first hollow column is fixedly connected to the bottom of the first annular plate, and the inner wall of the first hollow column is movably connected with the hose. A round hole is formed in the top of the annular plate I. By arranging the fixing mechanism, after the probe is put in, the operation space reserved in the bottom assembly is blocked, the contact area of a wound and external air is reduced, and the possibility of postoperative infection is reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of medical devices, in particular to a novel intracranial pressure detection device. Background Art

[0002] The intracranial pressure detection device is a medical device specially used to measure intracranial pressure. Intracranial pressure, that is, the pressure exerted by the contents of the cranial cavity on the cranial cavity wall, is in a relatively stable range under normal circumstances. However, when the brain is damaged or lesions occur, the intracranial pressure may change abnormally. The role of the intracranial pressure detection device is to measure the value of intracranial pressure in a timely and accurate manner, providing an important basis for doctors to diagnose the disease, formulate treatment plans, and evaluate the treatment effect.

[0003] The patent application with application number CN202110495269.1 discloses a novel intracranial pressure monitoring device; the present invention includes a monitor and a horizontal component, a detection component and a balance component controlled by it, the horizontal component includes an electric telescopic rod, a support plate and an electronic gyroscope, electric telescopic rods are provided at the top corners of the top surface of the monitor, the top of the electric telescopic rods are provided with hinge balls, and the top corners of the bottom plate of the support plate are provided with ball joint seats matching the hinge balls, the detection component includes a U-shaped tube, a distance sensor and an air pressure sensor, a sealing plug is provided at the mouth of the U-shaped tube, and a distance sensor and an air pressure sensor are provided at the bottom of the sealing plug, a connecting tube is provided on the tube body of the U-shaped tube near its mouth, and the U-shaped tube is filled with detection liquid, and the balance component includes a mounting seat, an air storage tank, an air supply pipe, a pressure relief pipe and an electromagnetic pressure relief valve; it can effectively solve the problems of poor safety and large measurement errors in the prior art.

[0004] In existing equipment, a miniature pressure detection device is placed into the cranial cavity through surgery. However, after the existing surgery, the wound is wrapped with medical cotton or gauze, which may expose the wound to the air. Due to the complex composition of the air in the hospital, there is a possibility that the patient will become infected. Summary of the invention

[0005] The purpose of the present invention is to provide a novel intracranial pressure detection device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: a novel intracranial pressure detection device, comprising a hose, a signal line is fixedly connected to the inner wall of the hose, a connector is fixedly connected to one end of the signal line away from the hose, a pressure detector is fixedly connected to one end of the signal line away from the connector, a flow guide tube is fixedly connected to the inner wall of the hose, a probe is movably connected to the inner wall of the flow guide tube, and further comprising: The fixing mechanism comprises an annular plate movably connected to the outer wall of the hose, a hollow column 1 is fixedly connected to the bottom of the annular plate 1, the inner wall of the hollow column 1 is movably connected to the hose, a circular hole is provided on the top of the annular plate 1, a through hole is also provided on the top of the annular plate 1, a slide groove 1 is provided on the top of the annular plate 1, a groove is provided on the inner wall of the slide groove 1, an elastic component 1 is fixedly connected to the inner wall of the hollow column 1, an end of the elastic component 1 away from the hollow column 1 is fixedly connected to a movable plate, the outer wall of the movable plate is movably connected to the hollow column 1, the outer wall of the hollow column 1 is movably connected to the bottom component, and a rotating component is provided on the top of the annular plate 1. After the probe is placed in, the operating space retained by the bottom component is sealed to reduce the area of ​​contact between the wound and the outside air and reduce the possibility of postoperative infection.

[0007] According to the above technical solution, the bottom component includes an annular plate 2, the inner wall of which is movably connected to the hollow column 1, an annular groove is formed on the inner wall of the annular plate 2, and the inner wall of the annular groove is movably connected to the movable plate.

[0008] According to the above technical solution, the bottom of the annular plate 2 is fixedly connected to a placement plate, and the outer wall of the placement plate is fixedly connected to a connecting plate. Since the connecting plate is fixed above the placement ring, when the connecting plate is fixed to the scalp, the placement ring can fit on the scalp. A fixing groove is provided on the top of the connecting plate, and the device and the scalp are sutured together with surgical thread through the fixing groove.

[0009] According to the above technical solution, the bottom of the placement plate is fixedly connected with a sealing ring 1, and the bottom of the annular plate 2 is fixedly connected with a sealing ring 2. The sealing ring 1 located at the bottom of the placement ring will also fit on the scalp to prevent outside air from entering the vicinity of the wound. At the same time, the gap between the annular plate 2 and the hollow column 1 will also be blocked by the sealing ring 2, further preventing outside air from entering the vicinity of the wound and reducing the possibility of postoperative infection.

[0010] According to the above technical solution, the rotating component includes an elastic component 2, the inner wall of the circular hole is fixedly connected to the elastic component 2, the top of the elastic component 2 is fixedly connected to an annular plate 3, the bottom of the annular plate 3 is fixedly connected to an extrusion rod, the outer wall of the extrusion rod is movably connected to the through hole, and a slide groove 2 is provided on the top of the annular plate 3, the slide groove 2 penetrates the annular plate 3 and extends to the bottom of the annular plate 3. When the rotating component is pressed down, the extrusion rod will exert an outward force on the movable plate, allowing the movable plate to embed into the annular groove, and then activate the action of the limiting fixing mechanism.

[0011] According to the above technical solution, the top of the annular plate three is fixedly connected to the hollow column two, the inner wall of the hollow column two is movably connected to the hose, the top of the hollow column two is fixedly connected to the outer shell, the inner wall of the outer shell is provided with a slide groove three, the inner wall of the outer shell is also provided with a slide groove four, the slide groove four penetrates the outer shell and extends to the bottom of the outer shell. After the probe is placed in, the device will fix the hose, so as to ensure that the hose is not easy to move and ensure that external gas will not enter the wound from the vicinity of the hose, thereby reducing the possibility of postoperative infection.

[0012] According to the above technical solution, the inner wall of the slide groove four is movably connected with a sliding column, the top of the sliding column is fixedly connected with an extrusion plate, the outer wall of the extrusion plate is movably connected with the outer shell, the outer wall of the extrusion plate is fixedly connected with a slider, the outer wall of the slider is movably connected with the slide groove three, and the extrusion plate is driven to move toward the center by rotating the rotating ring to fix the hose.

[0013] According to the above technical solution, the inner wall of the shell is movably connected with a positioning column, the outer wall of the positioning column is fixedly connected with a baffle, the outer wall of the positioning column is sleeved with a spring, the top of the spring is fixedly connected with a handle, the bottom of the spring is fixedly connected to the baffle, the positioning column passes through the shell and extends to the bottom of the shell, after the rotating ring rotates to the corresponding position, the positioning column will be embedded in the positioning hole on the left and right sides of the spring, so that the rotating ring cannot rotate, thereby fixing the rotating ring.

[0014] According to the above technical scheme, the outer wall of the hollow column two is rotatably connected to a rotating ring through a bearing, a slide groove five is opened at the top of the rotating ring, the inner wall of the slide groove five is movably connected to the sliding column, a positioning hole is opened at the top of the rotating ring, the inner wall of the positioning hole is movably connected to the positioning column, and a right-angle plate is fixedly connected to the bottom of the rotating ring, the outer wall of the right-angle plate is movably connected to the slide groove two, the outer wall of the right-angle plate is movably connected to the slide groove one, and the inner wall of the groove is movably connected to the right-angle plate. After pressing down the rotating assembly, the right-angle plate will be embedded in the groove, allowing the rotating assembly to reset and rebound, ensuring that the state of the equipment will not change.

[0015] Compared with the prior art, the beneficial effects achieved by the present invention are: 1. The present invention provides a fixing mechanism to seal the operating space left by the bottom assembly after the probe is placed, thereby reducing the area of ​​contact between the wound and the outside air and reducing the possibility of postoperative infection.

[0016] 2. The present invention sets a bottom component, and fixes the bottom component at the position where the opening is required by the surgical rope before the operation. Since the connecting plate is fixed above the placement ring, when the connecting plate is fixed to the scalp, the placement ring can be fitted on the scalp, and the sealing ring 1 located at the bottom of the placement ring will also be fitted on the scalp to prevent outside air from entering the vicinity of the wound. At the same time, the gap between the annular plate 2 and the hollow column 1 will also be blocked by the sealing ring 2, further preventing outside air from entering the vicinity of the wound and reducing the possibility of postoperative infection.

[0017] 3. The present invention sets a rotating component, and after the probe is placed, the device will fix the hose, so as to ensure that the hose is not easy to move and at the same time ensure that external gas will not enter the wound from the vicinity of the hose, thereby reducing the possibility of postoperative infection.

[0018] 4. The present invention ensures that the fixing mechanism can be installed on the fixing mechanism by setting a rotating component, while ensuring that the rotating component will not change its state, ensuring that the sealing state of the device will not change, and reducing the possibility of postoperative infection. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings: Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 is a cross-sectional view of a portion of a pipeline of the present invention; Figure 3 is a schematic diagram of the fixing mechanism of the present invention; Figure 4 It is a schematic diagram of the internal parts of the fixing mechanism of the present invention; Figure 5 It is a cross-sectional view of some parts of the fixing mechanism of the present invention; Figure 6 is a schematic diagram of a bottom assembly of the present invention; Figure 7 is a bottom schematic diagram of a bottom assembly of the present invention; Figure 8 is a schematic diagram of the bottom of the rotating assembly of the present invention; Fig. 9 is a cross-sectional view of a rotating assembly of the present invention; Fig.10 is a schematic diagram of a rotating ring of the present invention; In the figure: 1, hose; 101, signal line; 102, connector; 103, pressure detector; 104, guide tube; 105, probe; 2, fixing mechanism; 201, annular plate 1; 202, hollow column 1; 203, round hole; 204, through hole; 205, slide groove 1; 206, groove; 207, elastic component 1; 208, movable plate; 21, bottom component; 211, annular plate 2; 212, annular groove; 213, placement plate; 214, connecting plate; 215, fixing groove; 216, sealing ring 1 ; 217, sealing ring two; 22, rotating component; 221, elastic component two; 222, annular plate three; 223, hollow column two; 224, shell; 225, extrusion rod; 226, slide groove two; 227, slide groove three; 228, slide groove four; 229, sliding column; 2210, extrusion plate; 2211, slider; 2212, positioning column; 2213, baffle; 2214, spring; 2215, handle; 2216, rotating ring; 2217, slide groove five; 2218, positioning hole; 2219, right-angle plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0022] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] Example 1: See Figure 1-Figure 7The present invention provides a technical solution: a novel intracranial pressure detection device, comprising a hose 1, a signal line 101 is fixedly connected to the inner wall of the hose 1, a connector 102 is fixedly connected to the end of the signal line 101 away from the hose 1, a pressure detector 103 is fixedly connected to the end of the signal line 101 away from the connector 102, a flow guide tube 104 is fixedly connected to the inner wall of the hose 1, a probe 105 is movably connected to the inner wall of the flow guide tube 104, and before the pressure detection device is placed into the skull, the probe 105 is inserted into the flow guide tube 104, so that the depth and position of the pressure detector 103 can be controlled, and also includes: The fixing mechanism 2 includes an annular plate 201 movably connected to the outer wall of the hose 1, a hollow column 202 is fixedly connected to the bottom of the annular plate 201, the inner wall of the hollow column 202 is movably connected to the hose 1, a circular hole 203 is opened on the top of the annular plate 201, a through hole 204 is also opened on the top of the annular plate 201, a slide groove 205 is opened on the top of the annular plate 201, and a groove 206 is opened on the inner wall of the slide groove 205. A groove 206 is provided in the slide groove 205 to hook the rotating component 22 so that it cannot move. The inner wall of the hollow column 202 is fixedly connected with an elastic component 207, and the end of the elastic component 207 away from the hollow column 202 is fixedly connected with a movable plate 208. The outer wall of the movable plate 208 is movably connected to the hollow column 202, and the outer wall of the hollow column 202 is movably connected with the bottom component 21. The top of the annular plate 201 is provided with a rotating component 22.

[0024] The bottom component 21 includes an annular plate 211, the inner wall of which is movably connected to the hollow column 202, the inner wall of which is provided with an annular groove 212, the inner wall of which is movably connected to the movable plate 208, the bottom of the annular plate 211 is fixedly connected with a placement plate 213, the outer wall of the placement plate 213 is fixedly connected with a connecting plate 214, the top of the connecting plate 214 is provided with a fixing groove 215, the bottom of the placement plate 213 is fixedly connected with a sealing ring 216, the bottom of the annular plate 211 is fixedly connected with a sealing ring 217, and when the hollow column 202 is embedded in the annular plate 211, the sealing ring 217 will block the gap between the hollow column 202 and the annular plate 211.

[0025] The working principle of this embodiment is as follows: after the pressure detector 103 is placed in the furnace, the placement ring is first fitted on the scalp, the surgical thread is passed through the fixing groove 215 on the connecting plate 214, and the connecting plate 214 and the scalp are fitted together by the surgical thread passing through the fixing groove 215, so that the placement ring will fit on the head, and the sealing ring 1 216 at the bottom of the placement ring will also fit on the scalp, and then the position of the hose 1 is maintained, and the fixing mechanism 2 is inserted from the inner wall of the annular plate 211, and the position of the fixing mechanism 2 is limited by the movable block, and then the probe 105 is taken out of the guide tube 104, and the Luer connector is connected to the end of the guide tube 104 far from the hose 1.

[0026] Example 2: Based on Example 1, please refer to Figure 8-Figure 10 The rotating assembly 22 includes an elastic assembly 221, the inner wall of the circular hole 203 is fixedly connected to the elastic assembly 221, the top of the elastic assembly 221 is fixedly connected to a ring plate 3 222, the bottom of the ring plate 3 222 is fixedly connected to an extrusion rod 225, the outer wall of the extrusion rod 225 is movably connected to the through hole 204, the top of the ring plate 3 222 is provided with a slide groove 226, the slide groove 226 penetrates the ring plate 3 222 and extends to the bottom of the ring plate 3 222, the top of the ring plate 3 222 is fixedly connected to a hollow column 223, the hollow The inner wall of the second core column 223 is movably connected to the hose 1, the top of the second hollow column 223 is fixedly connected to the shell 224, the inner wall of the shell 224 is provided with a slide groove 3 227, the inner wall of the shell 224 is also provided with a slide groove 4 228, the slide groove 4 228 penetrates the shell 224 and extends to the bottom of the shell 224, the inner wall of the slide groove 4 228 is movably connected to a sliding column 229, the top of the sliding column 229 is fixedly connected to an extrusion plate 2210, the outer wall of the extrusion plate 2210 is movably connected to the shell 224, and the outer wall of the extrusion plate 2210 is fixedly connected to Slider 2211, the outer wall of slider 2211 is movably connected with slide slot 3 227, the inner wall of shell 224 is movably connected with positioning column 2212, the outer wall of positioning column 2212 is fixedly connected with baffle 2213, the outer wall of positioning column 2212 is sleeved with spring 2214, the top of spring 2214 is fixedly connected with handle 2215, the bottom of spring 2214 is fixedly connected with baffle 2213, positioning column 2212 penetrates shell 224 and extends to the bottom of shell 224, the outer wall of hollow column 223 is rotatably connected with rotating shaft 2214 through bearing. Ring 2216, a slide groove 5 2217 is provided on the top of the rotating ring 2216, the inner wall of the slide groove 5 2217 is movably connected to the sliding column 229, a positioning hole 2218 is provided on the top of the rotating ring 2216, the inner wall of the positioning hole 2218 is movably connected to the positioning column 2212, a right angle plate 2219 is fixedly connected to the bottom of the rotating ring 2216, the outer wall of the right angle plate 2219 is movably connected to the slide groove 226, the outer wall of the right angle plate 2219 is movably connected to the slide groove 1 205, and the inner wall of the groove 206 is movably connected to the right angle plate 2219.

[0027] The working principle of this embodiment is as follows: after the device embeds the fixed component into the annular plate 211, the downward pressing shell 224 drives the hollow column 223 to move downward, and the moving hollow column 223 drives the extrusion rod 225 and the right-angle plate 2219 to move downward together through the annular plate 3 222. The downward moving extrusion rod 225 will squeeze from the rear of the movable block, so that the movable block extends from the hollow column 1 202 and is embedded in the annular groove 212, and the right-angle plate 2219 is embedded in the slide groove 1 205, and then the rotating ring 2216 is rotated. The protruding part of the bottom of the right-angle plate 2219 will be driven to embed into the groove 206, so that the rotating component 22 cannot rise. With the rotation of the rotating ring 2216, the sliding column 229 will move toward the center under the extrusion of the slide groove four 228 and the slide groove five 2217, and then drive the extrusion plate 2210 to clamp and fix the hose 1. At the same time, the positioning hole 2218 will move the bottom of the positioning column 2212, and the positioning column 2212 will be embedded in the positioning hole 2218 under the elastic force of the spring 2214, thereby limiting the rotation of the rotating ring 2216.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A novel intracranial pressure detection device, comprising a hose (1), the inner wall of the hose (1) being fixedly connected to a signal line (101), the end of the signal line (101) away from the hose (1) being fixedly connected to a connector (102), the end of the signal line (101) away from the connector (102) being fixedly connected to a pressure detector (103), the inner wall of the hose (1) being fixedly connected to a flow guide tube (104), the inner wall of the flow guide tube (104) being movably connected to a probe (105), characterized in that: Also includes: The fixing mechanism (2) comprises an annular plate (201) movably connected to the outer wall of the hose (1), a hollow column (202) being fixedly connected to the bottom of the annular plate (201), an inner wall of the hollow column (202) being movably connected to the hose (1), a circular hole (203) being provided on the top of the annular plate (201), a through hole (204) being further provided on the top of the annular plate (201), and a slide groove (205) being provided on the top of the annular plate (201). The inner wall of the slide groove (205) is provided with a groove (206); the inner wall of the hollow column (202) is fixedly connected with an elastic component (207); the end of the elastic component (207) away from the hollow column (202) is fixedly connected with a movable plate (208); the outer wall of the movable plate (208) is movably connected to the hollow column (202); the outer wall of the hollow column (202) is movably connected with a bottom component (21); and a rotating component (22) is arranged on the top of the annular plate (201).

2. A novel intracranial pressure detection device according to claim 1, characterized in that: The bottom component (21) comprises an annular plate 2 (211), the inner wall of the annular plate 2 (211) being movably connected to the hollow column 1 (202), an annular groove (212) being provided on the inner wall of the annular plate 2 (211), and the inner wall of the annular groove (212) being movably connected to the movable plate (208).

3. A novel intracranial pressure detection device according to claim 2, characterized in that: The bottom of the second annular plate (211) is fixedly connected to a placement plate (213), the outer wall of the placement plate (213) is fixedly connected to a connection plate (214), and a fixing groove (215) is formed on the top of the connection plate (214).

4. A novel intracranial pressure detection device according to claim 3, characterized in that: A sealing ring 1 (216) is fixedly connected to the bottom of the placement plate (213), and a sealing ring 2 (217) is fixedly connected to the bottom of the annular plate 2 (211).

5. A novel intracranial pressure detection device according to claim 4, characterized in that: The rotating component (22) includes an elastic component 2 (221), the inner wall of the circular hole (203) is fixedly connected to the elastic component 2 (221), the top of the elastic component 2 (221) is fixedly connected to an annular plate 3 (222), the bottom of the annular plate 3 (222) is fixedly connected to an extrusion rod (225), the outer wall of the extrusion rod (225) is movably connected to the through hole (204), and the top of the annular plate 3 (222) is provided with a slide groove 2 (226), which penetrates the annular plate 3 (222) and extends to the bottom of the annular plate 3 (222).

6. A novel intracranial pressure detection device according to claim 5, characterized in that: The top of the annular plate three (222) is fixedly connected to the hollow column two (223), the inner wall of the hollow column two (223) is movably connected to the hose (1), the top of the hollow column two (223) is fixedly connected to the outer shell (224), the inner wall of the outer shell (224) is provided with a slide groove three (227), the inner wall of the outer shell (224) is also provided with a slide groove four (228), and the slide groove four (228) penetrates the outer shell (224) and extends to the bottom of the outer shell (224).

7. A novel intracranial pressure detection device according to claim 6, characterized in that: The inner wall of the slide groove four (228) is movably connected to a sliding column (229), the top of the sliding column (229) is fixedly connected to an extrusion plate (2210), the outer wall of the extrusion plate (2210) is movably connected to the outer shell (224), the outer wall of the extrusion plate (2210) is fixedly connected to a sliding block (2211), and the outer wall of the sliding block (2211) is movably connected to the slide groove three (227).

8. A novel intracranial pressure detection device according to claim 7, characterized in that: The inner wall of the outer shell (224) is movably connected to a positioning column (2212), the outer wall of the positioning column (2212) is fixedly connected to a baffle (2213), the outer wall of the positioning column (2212) is sleeved with a spring (2214), the top of the spring (2214) is fixedly connected to a handle (2215), the bottom of the spring (2214) is fixedly connected to the baffle (2213), and the positioning column (2212) passes through the outer shell (224) and extends to the bottom of the outer shell (224).

9. A novel intracranial pressure detection device according to claim 7, characterized in that: The outer wall of the second hollow column (223) is rotatably connected to a rotating ring (2216) via a bearing, a sliding groove (2217) is provided at the top of the rotating ring (2216), the inner wall of the sliding groove (2217) is movably connected to the sliding column (229), a positioning hole (2218) is provided at the top of the rotating ring (2216), the inner wall of the positioning hole (2218) is movably connected to the positioning column (2212), a right-angle plate (2219) is fixedly connected to the bottom of the rotating ring (2216), the outer wall of the right-angle plate (2219) is movably connected to the second sliding groove (226), the outer wall of the right-angle plate (2219) is movably connected to the first sliding groove (205), and the inner wall of the groove (206) is movably connected to the right-angle plate (2219).

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