CN218652654U

CN218652654U - Injection pressure monitor

Info

Publication number: CN218652654U
Application number: CN202220094816.5U
Authority: CN
Inventors: 王想
Original assignee: Beijing Luhe Hospital
Current assignee: Beijing Borui Chaoyang Technology Co.,Ltd.
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2023-03-21
Anticipated expiration: 2032-01-14

Abstract

The utility model discloses an injection pressure monitor, pressure monitoring's optical fiber sensor when being used for the injection to and be used for responding to the alarm of automatic alarm behind the abnormal data, its characterized in that: still including being used for optical fiber sensor to fix the fixing device at hand infusion position, fixing device includes base and arc, the arc is rotatable open and shut and be connected between the base, be equipped with the standing groove that is used for the arm to place on the base, be located the standing groove top be equipped with the bottom plate that can the up-and-down motion in the arc, the bottom plate bottom is equipped with fixed connection's gauze layer, optical fiber sensor is fixed to be set up in gauze layer bottom, the optical fiber sensor bottom is equipped with fixed connection's gauze layer, the alarm sets up on the base. But the bottom plate up-and-down motion on the arc can satisfy fixed to different thickness arm users, makes optical fiber sensor can be better with the laminating of different thickness arms, guarantees optical fiber sensor's sensitivity.

Description

Injection pressure monitor

Technical Field

The utility model belongs to the technical field of the injection, concretely relates to injection pressure monitor.

Background

The high-pressure injector is used as an auxiliary device in a radiology diagnosis and treatment system, and is gradually applied clinically along with the technical development of X-rays, rapid film changers, image intensifiers, artificial contrast agents and the like. The high-pressure injector has the basic function that a sufficient amount of high-concentration X-ray contrast medium is quickly and accurately injected to an examination part through percutaneous puncture entering a blood vessel or an original pore passage of a human body within a certain time, so that diagnostic imaging and treatment can be carried out on a pathological change part.

However, a threshold exists in the injection pressure during the injection process, and an alarm is automatically given when the injection pressure exceeds the threshold, but the alarm and the monitor are both arranged at one end of the injector and far away from the skin side, so that the alarm is delayed, and about 15 ml of medicine is still injected into the patient after the alarm of the injector, and adverse results are easily caused.

In order to solve the problems, the chinese utility model patent CN202121197511.9 discloses an injection pressure monitor, which comprises a wrist of a patient, an alarm and a test box, wherein the test box is arranged outside the wrist of the patient, the alarm is arranged outside the test box, a pressure testing mechanism is arranged inside the test box, a fixing groove is arranged outside the test box, a closing plate is slidably connected inside the fixing groove, a locking groove is arranged outside the closing plate, and a locking mechanism is slidably connected inside the locking groove; pressure test mechanism is including setting up at the inside pressure watch-dog of test box, the outside of test box has been seted up and has been run through the groove, the tip of pressure watch-dog is run through to the outside of test box by the inside of test box, the inside pressure watch-dog of test box is close to in the injection end, and can carry out real time monitoring to injection pressure to the injection in-process through the contact on the pressure watch-dog, thereby can carry out effective monitoring alarm to the inside pressure of injection tube through pressure watch-dog, avoid injecting the internal liquid medicine of patient too much.

Although the device can contact with the skin and sense in time, the device can not adapt to users with different arm thicknesses, and the device is small in application range and very troublesome.

SUMMERY OF THE UTILITY MODEL

To solve the problems in the prior art, an object of the present invention is to provide an injection pressure monitor.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

the utility model provides an injection pressure monitor, is including being used for the optical fiber sensor to injection position pressure monitoring to and be used for responding to behind the abnormal data autoalarm, still including being used for optical fiber sensor to fix the fixing device in hand infusion position, fixing device includes base and arc, the arc is rotatable open and shut and be connected between the base, be equipped with the standing groove that is used for the arm to place on the base, be located the standing groove top be equipped with the bottom plate of up-and-down motion in the arc, the bottom plate bottom is equipped with fixed connection's gauze layer, optical fiber sensor is fixed to be set up in gauze layer bottom, the optical fiber sensor bottom is equipped with fixed connection's gauze layer, the alarm sets up on the base.

Preferably, the hinge that the arc one end and base one end were connected is equipped with to rotate, and the arc other end is equipped with fixed connection's locating plate, be equipped with first spacing groove on the locating plate lateral wall, be equipped with on the base and be used for the fixed first draw-in groove of locating plate block, be equipped with scalable and be used for the fixed first spring bolt of first spacing groove block on the first draw-in groove inner wall.

Further, be equipped with the first adjustment tank that is linked together on the first draw-in groove inner wall, first lock tongue sliding connection is in first adjustment tank, be equipped with on the first adjustment tank inner wall and be annular first annular, be located first annular be equipped with fixed connection's first limiting plate on the first lock tongue, be equipped with in the first annular and be used for driving first lock tongue auto-eject's first spring through the first limiting plate of extrusion, be equipped with fixed connection's transmission line between first adjustment tank inside and the first lock tongue tip, be located the arc rotation end outside be equipped with on the base and press the depression bar, press the activity of depression bar bottom to pass inner wall on the first adjustment tank, and press depression bar bottom and transmission line fixed connection.

Furthermore, a third spring which is fixedly connected and used for driving the positioning plate to automatically pop out after the first lock tongue is contracted is arranged in the first clamping groove.

Preferably, the middle part of the arc plate is provided with a through communication hole, a connecting rod capable of being adjusted in a vertical sliding mode is arranged in the communication hole, and the bottom of the adjusting rod is fixedly connected with the bottom plate.

Furthermore, it is equipped with a plurality of from the top down second draw-in grooves of evenly distributed in proper order to adjust pole one side, be equipped with scalable and be used for the fixed second spring bolt of second draw-in groove block on the intercommunication hole inner wall.

Furthermore, be located arc one side be equipped with the second adjustment tank that is linked together and runs through the formula on the intercommunication hole inner wall, second spring bolt sliding connection is in the second adjustment tank, be equipped with on the second adjustment tank inner wall and be annular second annular, be located the second annular the second limiting plate that is equipped with fixed connection on the second spring bolt, be equipped with in the second annular and be used for driving the second spring that second spring bolt auto-eject through extrusion second limiting plate.

Furthermore, the optical fiber sensor comprises a reticular optical fiber layer which is laminated and fixed on the upper side of the gauze layer;

furthermore, the outer side end of the second lock tongue is provided with a fixedly connected pull ring.

Preferably, the bottom of the base is provided with fixedly connected nano-gel for bonding and fixing.

Preferably, the standing groove upper surface is equipped with cushion rubber, and the standing groove bottom is equipped with the vibrting spear that is used for the vibration to remind, vibration board and optical fiber sensor electric connection, be equipped with the battery that is used for the power supply in the base.

Compared with the prior art, the utility model discloses following technological effect has:

this injection pressure monitor's standing groove's design makes putting that user's arm can be better, and the design of arc can fix optical fiber sensor in the arm top, but the bottom plate up-and-down motion on the arc can satisfy the fixed to different thickness arm users, makes optical fiber sensor can be better with the laminating of different thickness arms, guarantees optical fiber sensor's sensitivity.

Specific embodiments of the present invention are disclosed in detail with reference to the following description and drawings, indicating the manner in which the principles of the invention may be employed. It should be understood that the embodiments of the present invention are not so limited in scope.

Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments, in combination with or instead of the features of the other embodiments.

It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, integers, steps or components but does not preclude the presence or addition of one or more other features, integers, steps or components.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive laboriousness.

Fig. 1 is a schematic view of the overall structure provided by embodiment 1 of the present invention.

Fig. 2 is a schematic view of a connection structure between the positioning plate and the first clamping groove provided in embodiment 1 of the present invention.

Fig. 3 is a schematic view of a connection structure between the second lock tongue and the second slot provided in embodiment 1 of the present invention.

Fig. 4 is a schematic view of a connection structure between a bottom plate and an optical fiber sensor provided in embodiment 1 of the present invention.

The reference numbers in the figures illustrate: 1. a base; 10. a first ring groove; 11. a placement groove; 12. a pressing lever; 13. a third spring; 14. a first card slot; 15. a first limit plate; 16. a first spring; 17. a first bolt; 18. a first adjustment groove; 19. a drive line; 2. an arc-shaped plate; 21. a second lock tongue; 22. a communicating hole; 23. a pull ring; 24. a second ring groove; 25. a second limiting plate; 26. a second spring; 27. positioning a plate; 271. a first limit groove; 3. a base plate; 31. a gauze layer; 32. an optical fiber sensor; 4. adjusting a rod; 41. a handle tray; 42. and a second card slot.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 and 4, an injection pressure monitor according to an embodiment of the present disclosure includes an optical fiber sensor 32 for monitoring pressure during injection, and an alarm for automatically alarming after sensing abnormal data (e.g., when injection pressure is too high). Injection pressure monitor is still including being used for optical fiber sensor 32 to fix the fixing device in hand infusion position, fixing device includes base 1 and arc 2, arc 2 rotatable open and shut with be connected between the base 1, be equipped with the standing groove 11 that is used for the arm to place on the base 1, be located the arc 2 of standing groove 11 top and be equipped with bottom plate 3 that can the up-and-down motion, bottom plate 3 bottom is equipped with fixed connection's gauze layer 31, optical fiber sensor 32 is fixed to be set up in gauze layer 31 bottom, optical fiber sensor 32 bottom is equipped with fixed connection's gauze layer 31, the alarm sets up on base 1. The design of standing groove 11 makes putting that user's arm can be better, and the design of arc 2 can be fixed optical fiber sensor 32 in the arm top, but bottom plate 3 up-and-down motion on arc 2 can satisfy the fixed to different thickness arm users, make optical fiber sensor 32 can be better with the laminating of different thickness arms, guarantee optical fiber sensor's sensitivity.

Referring to fig. 2, a hinge rotatably connected to one end of the arc plate 2 and one end of the base 1 are disposed, a positioning plate 27 fixedly connected to the other end of the arc plate 2 is disposed on the outer side wall of the positioning plate 27, a first locking groove 14 for locking and fixing the positioning plate 27 is disposed on the base 1, and a first locking tongue 17 which is retractable and used for locking and fixing the first limiting groove 271 is disposed on the inner wall of the first locking groove 14. The design of hinge, make the arc 2 can open and shut the rotation, the design of locating plate 27 and first draw-in groove 14, make the arc 2 can pass through the block of locating plate 27 with first draw-in groove 14, realize preliminary fixed, the design of first lock tongue 17 and first spacing groove 271, make locating plate 27 in inserting first draw-in groove 14, can make first lock tongue 17 fixed with first spacing groove 271 block, further fixed of arc 2 has been realized, guarantee the stability of arc 2 in the use, and simultaneously, can guarantee the stability of light sensor laminating.

Specifically, be equipped with the first adjustment tank 18 that is linked together on the 14 inner walls of first draw-in groove, first spring bolt 17 sliding connection is in first adjustment tank 18, be equipped with on the 18 inner walls of first adjustment tank and be annular first annular 10, be located and be equipped with fixed connection's first limiting plate 15 on the first spring bolt 17 in first annular 10, be equipped with in the first annular 10 and be used for driving first spring 16 that first spring bolt 17 auto-eject through the first limiting plate 15 of extrusion, be equipped with fixed connection's driving line 19 between the inside and first spring bolt 17 tip of first adjustment tank 18, be located and be equipped with on the base 1 in the 2 rotation end outsides of arc, press the depression bar 12, press the activity of bar 12 bottom to pass first adjustment tank 18 upper inner wall, and press bar 12 bottom and driving line 19 fixed connection. According to the design of depression bar 12, transmission line 19 and first spring 16, can utilize the pressing to pressing down depression bar 12, through transmission line 19, drive first latch 17 and realize automatic shrink unblock, first spring 16's design, make first latch 17 can auto-eject, it is fixed to realize automatic locking, make the locking and the unblock of arc 2, all convenient and fast very, and, according to the setting of depression bar 12 at the 1 upper surface of base of arc 2 one side, such design, the user is when the unblock, only need with the hand press can, more laborsaving, press the position of depression bar 12, can be more agree with user's use custom.

A third spring 13 which is fixedly connected and used for driving the positioning plate 27 to automatically pop up after the first lock tongue 17 is contracted is arranged in the first clamping groove 14. The design of third spring 13 can make first spring bolt 17 after retrieving, can utilize the elasticity of third spring 13, can drive locating plate 27 auto-eject, like this, more laborsaving convenience.

Referring to fig. 3, a through-type communication hole 22 is formed in the middle of the arc plate 2, a connecting rod capable of sliding up and down is arranged in the communication hole 22, and the bottom of the adjusting rod 4 is fixedly connected with the bottom plate 3. Furthermore, a plurality of second clamping grooves 42 which are sequentially and uniformly distributed from top to bottom are formed in one side of the adjusting rod 4, and a second lock tongue 21 which is telescopic and used for clamping and fixing the second clamping grooves 42 is arranged on the inner wall of the communicating hole 22. The design of second draw-in groove 42 and second spring bolt 21, through the block of second spring bolt 21 with different second draw-in grooves 42 is fixed, has realized the altitude mixture control of bottom plate 3 to it is fixed.

In this embodiment, be equipped with the second adjustment tank that is linked together and runs through the formula on the intercommunicating pore 22 inner wall that is located arc 2 one side, second spring bolt 21 sliding connection is equipped with on the second adjustment tank inner wall and is annular second annular 24 in the second adjustment tank, is equipped with fixed connection's second limiting plate 25 on the second spring bolt 21 that is located second annular 24, is equipped with in the second annular 24 to be used for driving second spring bolt 21 auto-eject's second spring 26 through extrudeing second limiting plate 25. Due to the design of the second spring 26, the second bolt 21 can be automatically ejected and locked, and the use is more convenient and faster.

Furthermore, the outer end of the second bolt 21 is provided with a fixedly connected pull ring 23, and the upper end of the adjusting rod 4 is provided with a fixedly connected handle disc 41. Due to the design of the pull ring 23, the second lock bolt 21 can be pulled out more easily, and the height of the bottom plate 3 can be adjusted more conveniently. The handle plate 41 can facilitate the adjustment of the adjustment lever 4.

Further, the bottom of the base 1 is provided with a nanometer glue which is fixedly connected and used for bonding and fixing. The design of nanometer glue makes base 1 can fix in optional position according to the needs of difference, simultaneously because the characteristic of nanometer glue, base 1 is when removing, and is also very convenient.

Further, 11 upper surfaces of standing groove are equipped with cushion rubber, and 11 bottoms of standing groove are equipped with the vibrting spears that are used for the vibration to remind, and vibration board and optical fiber sensor 32 electric connection are equipped with the battery that is used for the power supply in the base 1. The back is being put into to the messenger arm in the addition of cushion rubber, and is more comfortable, and the joining of vibrting spear makes optical fiber sensor 32 after sensing unusual data, not only reports to the police through the alarm, also through the mode of vibration, reminds the user, through the form of reminding the user, goes indirect warning medical personnel, has effectually prevented that medical personnel from because the condition of busy or carelessness does not hear the condition of alarm.

The optical fiber sensor 32 includes a mesh optical fiber layer stacked above a gauze layer. The mesh optical fiber layer may be stacked inside the gauze layer to form a stacked sandwich structure. The reticular optical fiber layer can be used for timely and rapidly capturing the pressure change and the bulge condition of the injection position due to the deformation of the reticular optical fiber layer caused by the deformation of the bulge when the bulge is formed by the overlarge injection pressure. The alarm and the optical fiber sensor 32 are electrically connected with the controller, and the controller determines the bulge condition to reflect whether the injection pressure is too large or blocked according to the pressure signal data of the injection position monitored by the optical fiber sensor 32.

For the mesh-shaped optical fiber sensor 32, reference may be made to the optical fiber sensor mentioned in chinese utility model CN 203970366U, and also to the pressure monitoring at the desired monitoring position in the micro-bending optical fiber sensor with application number 202080003003.4 for vital sign monitoring and respiratory and heart rate co-extraction, and of course, reference may also be made to the optical fiber grating sensor with application number 202010060630.3 for "a human sleep multi-sign non-invasive distributed optical fiber monitoring system and method". Therefore, the present application does not describe how the optical fiber sensor 32 monitors the pressure much, and the present application mainly lies in that the optical fiber sensor 32 (e.g., a fiber grating sensor) with a mesh structure is applied to the injection pressure detection.

Any numerical value recited herein includes all values from the lower value to the upper value that are incremented by one unit, as long as there is a separation of at least two units between any lower value and any higher value. For example, if it is stated that the number of a component or a value of a process variable (e.g., temperature, pressure, time, etc.) is from 1 to 90, preferably from 20 to 80, and more preferably from 30 to 70, it is intended that equivalents such as 15 to 85, 22 to 68, 43 to 51, 30 to 32 are also expressly enumerated in this specification. For values less than 1, one unit is suitably considered to be 0.0001, 0.001, 0.01, 0.1. These are only examples of what is intended to be explicitly recited, and all possible combinations of numerical values between the lowest value and the highest value that are explicitly recited in the specification in a similar manner are to be considered.

Unless otherwise indicated, all ranges include the endpoints and all numbers between the endpoints. The use of "about" or "approximately" with a range applies to both endpoints of the range. Thus, "about 20 to about 30" is intended to cover "about 20 to about 30", including at least the endpoints specified.

All articles and references disclosed, including patent applications and publications, are incorporated by reference herein for all purposes. The term "consisting essentially of 8230comprises the elements, components or steps identified and other elements, components or steps which do not materially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe combinations of elements, components, or steps herein also contemplates embodiments that consist essentially of such elements, components, or steps. By using the term "may" herein, it is intended to indicate that any of the described attributes that "may" include are optional.

A plurality of elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, ingredient, component or step is not intended to foreclose other elements, ingredients, components or steps.

It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided will be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of the subject matter that is disclosed herein is not intended to forego such subject matter, nor should the inventors be construed as having contemplated such subject matter as being part of the disclosed inventive subject matter.

Claims

1. The utility model provides an injection pressure monitor, is including being used for the optical fiber sensor to injection site pressure monitoring to and be used for the alarm of autoalarm behind the response abnormal data, its characterized in that: this injection pressure monitor still includes the fixing device who is used for optical fiber sensor to fix at hand infusion position, fixing device includes base and arc, the arc is rotatable open and shut and be connected between the base, be equipped with the standing groove that is used for the arm to place on the base, be located the standing groove top be equipped with the bottom plate of up-and-down motion in the arc, the bottom plate bottom is equipped with fixed connection's gauze layer, optical fiber sensor is fixed to be set up in gauze layer bottom, the optical fiber sensor bottom is equipped with fixed connection's gauze layer, the alarm sets up on the base.

2. The injection pressure monitor of claim 1, wherein: the improved positioning device is characterized in that a hinge which is rotatably connected is arranged at one end of the arc plate and one end of the base, a positioning plate which is fixedly connected is arranged at the other end of the arc plate, a first limiting groove is formed in the outer side wall of the positioning plate, a first clamping groove which is used for fixing the positioning plate in a clamping manner is formed in the base, and a first spring bolt which is telescopic and used for fixing the first limiting groove in a clamping manner is arranged on the inner wall of the first clamping groove.

3. The injection pressure monitor of claim 2, wherein: be equipped with the first adjustment tank that is linked together on the first draw-in groove inner wall, first lock tongue sliding connection is in first adjustment tank, be equipped with on the first adjustment tank inner wall and be annular first annular, be located first annular be equipped with fixed connection's first limiting plate on the first lock tongue, be equipped with in the first annular and be used for driving first lock tongue auto-eject's first spring through the first limiting plate of extrusion, be equipped with fixed connection's transmission line between the inside and first lock tongue tip of first adjustment tank, be located the arc rotation end outside be equipped with the press bar on the base, press bar bottom activity to pass first adjustment tank upper inner wall, and press bar bottom and transmission line fixed connection.

4. The injection pressure monitor of claim 3, wherein: the optical fiber sensor comprises a reticular optical fiber layer which is fixedly laminated on the upper side of the gauze layer; and a third spring which is fixedly connected and used for driving the positioning plate to automatically pop out after the first lock tongue is contracted is arranged in the first clamping groove.

5. The injection pressure monitor of claim 1, wherein: the middle part of the arc-shaped plate is provided with a through communication hole, an adjusting rod capable of being adjusted in an up-and-down sliding mode is arranged in the communication hole, and the bottom of the adjusting rod is fixedly connected with the bottom plate.

6. The injection pressure monitor of claim 5, wherein: a plurality of second clamping grooves which are sequentially and uniformly distributed are formed in one side of the adjusting rod from top to bottom, and a second lock tongue which is telescopic and used for clamping and fixing the second clamping grooves is arranged on the inner wall of the communicating hole.

7. The injection pressure monitor of claim 6, wherein: be located arc one side be equipped with the second adjustment tank that is linked together and runs through the formula on the intercommunication hole inner wall, second spring bolt sliding connection is in the second adjustment tank, be equipped with on the second adjustment tank inner wall and be annular second annular, be located the second annular be equipped with fixed connection's second limiting plate on the second spring bolt, be equipped with in the second annular and be used for driving the second spring that second spring bolt auto-eject through extrusion second limiting plate.

8. The injection pressure monitor of claim 7, wherein: and the outer side end of the second bolt is provided with a fixedly connected pull ring.

9. The injection pressure monitor of claim 1, wherein: the bottom of the base is provided with a nano adhesive which is fixedly connected and used for bonding and fixing.

10. The injection pressure monitor of claim 1, wherein: the standing groove upper surface is equipped with buffer rubber, and the standing groove bottom is equipped with the vibrting spear that is used for the vibration to remind, vibrting spear and optical fiber sensor electric connection, be equipped with the battery that is used for the power supply in the base.