CN207980116U - The replaceable injection tube contrast apparatus of integral type - Google Patents
The replaceable injection tube contrast apparatus of integral type Download PDFInfo
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- CN207980116U CN207980116U CN201721754448.8U CN201721754448U CN207980116U CN 207980116 U CN207980116 U CN 207980116U CN 201721754448 U CN201721754448 U CN 201721754448U CN 207980116 U CN207980116 U CN 207980116U
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- injection tube
- liquid
- connector
- stepper motor
- integral type
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Abstract
The utility model is related to technical field of medical equipment,Disclose a kind of replaceable injection tube contrast apparatus of integral type,Including pedestal,Injection tube,Control device,Stepper motor,Micro gas-liquid mixing pump,Outer cover,Control panel,Base top is respectively equipped with the first fixed seat and the second fixed seat,It is respectively equipped with circular hole at the top of first fixed seat,Arc groove,Card slot,The injection tube is installed in arc groove,Stepper motor output shaft is connect with shaft coupling one end,The shaft coupling other end is connect with lead screw,Matching thread is connected to feed screw nut on the outside of lead screw,Micro gas-liquid mixing pump inlet end,It is connected separately with dress gas cylinder into liquid end,Liquid bottle,The inlet of liquid-accumulating bottle,Liquid outlet by flexible pipe for medical purpose respectively with row's mixed liquor end of micro gas-liquid mixing pump,Second connector of Medical tee joint connector connects,There is the replaceable injection tube contrast apparatus of this integral type automation to be combined contrast agent with air to be formed uniform in size and stablize contrast agent microbubble,Improve the advantages of checking efficiency.
Description
Technical field
The utility model is related to technical field of medical equipment, specially a kind of replaceable injection tube contrast apparatus of integral type.
Background technology
The contrast agent microbubble of this heart contrast examination Project Technical is mainly manual operation at present, is noted using 2 10 milliliters
Shooting cylinder, three-way cock connection；With hand reciprocal bolus infusion cylinder 20 times back and forth（It injects one and is denoted as hand back and forth and shake once, push frequency
About 80 beats/min of rate）, manual operation mixing contrast agent, not only efficiency is slow, cost of human resources is high, but also is easy to be operated
The limitation of the factors such as the skills involved in the labour of person, different operation person due to when oscillation mixes contrast agent speed, number it is different, and
Injection speed difference, injection delay etc. can cause contrasting effects different, as a result poor repeatability.Because that can not accomplish standardization, rule
Generalized, causing the technology to be difficult to be widely popularized in clinic, therefore, it is necessary to develop a kind of replaceable injection tube radiography of integral type to set
It is standby.
Utility model content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of replaceable injection tube contrast apparatus of integral type, tool
Contrast agent is combined the advantages that forming stable contrast agent microbubble by standby simple in structure but easy to operate, automation with air, is solved
Manual operation synthesis contrast agent microbubble, artificial injection contrast agent microbubble and then lead to that efficiency is slow, cost of human resources is high, radiography effect
The problem of fruit difference, result poor repeatability.
（Two）Technical solution
To achieve the above object, the utility model provides the following technical solutions：A kind of replaceable injection tube radiography of integral type
Equipment, including pedestal, injection tube, movable buckle, control device, stepper motor, micro gas-liquid mixing pump, liquid-accumulating bottle, medical three
Pass joint, outer cover, control panel, base top are respectively equipped with the first fixed seat and the second fixed seat, first fixed seat top
Portion is respectively equipped with circular hole, arc groove, card slot, and the injection tube is installed in arc groove, the stepper motor output shaft and shaft coupling
Device one end connects, and the shaft coupling other end is connect with lead screw, and matching thread is connected to feed screw nut, feed screw nut's installation on the outside of lead screw
In in the square hole of fixture block, the stepper motor is respectively equipped with micro gas-liquid mixing pump and control device in both sides up and down, described miniature
Gas-liquid mixing pump inlet end is connected separately with dress gas cylinder, liquid bottle into liquid end, and inlet, the liquid outlet of the liquid-accumulating bottle are equal
It is connect respectively with the second connector of the row mixed liquor end of micro gas-liquid mixing pump, Medical tee joint connector by flexible pipe for medical purpose, it is described
First connector of Medical tee joint connector is connect with injection tube dispensing end, and the outer cover is installed on the outside of base top, on rear side of outer cover
It is respectively equipped with power interface, ventilation hole, through-hole is equipped on the right side of outer cover.
Preferably, the limit handle at the top of the injection tube is embedded in the card slot at the top of the first fixed seat.
Preferably, the circular hole bottom is equipped with card column, and card column is connect with spring bottom, and spring can surround card column and rotate nine
Ten degree, spring top is connect with movable buckle bottom, and the other side is arc-shaped, arc diameter and injection at the top of the movable buckle
Cylinder diameter is equal, and can be contacted with injection tube top at the top of movable buckle.
Preferably, the fixture block bottom and top are respectively equipped with square hole and card hole, the feed screw nut side of being secured by bolts in
In hole, and piston handle is embedded in card hole.
Preferably, the Medical tee joint connector can adjust to form two kinds of accesses therein, Yi Zhongwei by rotary switch：The
One connector and the second connector are open-minded, and third connector is closed；Another kind is：First connector and third connector are open-minded, and the second connector closes
It closes.
Preferably, the control device power input is connect by conducting wire with power interface, the output of control device power supply
End is connect with micro gas-liquid mixing pump, power supply for step-by-step motor input terminal respectively by conducting wire, the control panel and control device
It is electrically connected.
Preferably, singlechip controller and stepper motor driver, microcontroller control are additionally provided with inside the control device
Device controls stepper motor positive and negative rotation by stepper motor driver
（Three）Advantageous effect
Compared with prior art, the utility model provides a kind of replaceable injection tube contrast apparatus of integral type, have with
Lower advantageous effect：
The replaceable injection tube contrast apparatus of the integral type, passes through the knot between micro gas-liquid mixing pump, stepper motor, lead screw
Structure connects, and contrast agent and air are then mixed to form to stable contrast agent microbubble by the automation of micro gas-liquid mixing pump, into
And it avoids artificial synthesized contrast agent and is usually present that efficiency is slow, cost of human resources is high, contrasting effects are different, result poor repeatability
The problem of, while by stepper motor and screw rod transmission, stablizing and contrast agent microbubble is injected into patient's body, while different patients
It, only can be by replacing injection tube when carrying out contrast examination, and then improve the accuracy for checking efficiency and inspection.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention, in the accompanying drawings together：
Fig. 1 is the utility model internal structure schematic diagram；
Fig. 2 is the utility model external structure schematic diagram；
Fig. 3 is the utility model front view；
Fig. 4 is the utility model vertical view；
Fig. 5 is the utility model fixture block and feed screw nut's structure connection diagram；
Fig. 6 is the utility model micro gas-liquid mixing pump structural schematic diagram；
Fig. 7 is the utility model outer cover schematic diagram；
Structure sectional views of the Fig. 8 between the utility model activity screens, spring and the first fixed seat；
Fig. 9 is the utility model Medical tee joint connector vertical view；
Structural schematic diagrams of the Figure 10 between the utility model injection tube, piston handle and fixture block；
Figure 11 illustrates for the utility model understructure；
Figure 12 is the utility model operating process schematic diagram.
In figure：1- pedestals, the first fixed seats of 2-, the second fixed seats of 3-, 4- injection tubes, 41- limits handle, 42- piston handles, 5-
Movable buckle, 6- control devices, 7- stepper motors, 8- shaft couplings, 9- lead screws, 10- feed screw nut, 11- fixture blocks, 111- square holes,
112- card holes, 12- micro gas-liquids mixing pump, 121- inlet ends, 122- into liquid end, 123- rows mixed liquor end, 13- dresses gas cylinder,
14- liquid bottles, 15- liquid-accumulating bottles, 16- flexible pipe for medical purpose, 17- Medical tee joints connector, the first connectors of 171-, the second connectors of 172-,
173- thirds connector, 18- rotary switches, 19- woven hoses, 20- outer covers, 21- circular holes, 211- card columns, 212- springs, 22- through-holes,
221- power interfaces, 222- ventilation holes, 23- control panels, 24- arc grooves, 25- card slots.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Attached drawing is please referred to, the utility model provides a kind of technical solution：A kind of replaceable injection tube contrast apparatus of integral type,
Including pedestal 1, injection tube 4, movable buckle 5, control device 6, stepper motor 7, micro gas-liquid mixing pump 12, liquid-accumulating bottle 15, doctor
With three-way connection 17, outer cover 20, control panel 23,1 top of pedestal is respectively equipped with the first fixed seat 2 and the second fixed seat 3, and first
2 top of fixed seat is respectively equipped with circular hole 21, arc groove 24, card slot 25, and injection tube 4 is installed in arc groove 24, the stepping electricity
7 output shaft of machine is connect with 8 one end of shaft coupling, and 8 other end of shaft coupling is connect with lead screw 9, and 9 outside matching thread of lead screw is connected to silk
Stem nut 10, feed screw nut 10 are installed in the square hole 111 of fixture block 11, and about 7 both sides of stepper motor are respectively equipped with micro gas-liquid
Mixing pump 12 and control device 6,12 inlet end 121 of micro gas-liquid mixing pump, into liquid end 122 be connected separately with dress gas cylinder 13,
Liquid bottle 14, inlet, the liquid outlet of liquid-accumulating bottle 15 are mixed with the row of micro gas-liquid mixing pump 12 respectively by flexible pipe for medical purpose 16
Close the second connector 172 connection at liquid end 123, Medical tee joint connector 17, the first connector 171 and injection tube of Medical tee joint connector 17
4 dispensing ends connect, and outer cover 20 is installed on 1 top outer of pedestal, and 20 rear side of outer cover is respectively equipped with power interface 221, ventilation hole
222,20 right side of outer cover is equipped with through-hole 22, by designing ventilation hole 222, after ensureing installation outer cover 20, and the work gas in outer cover 20
Stream and air pressure are consistent with the external world, and the setting of through-hole 22, stretch convenient for lead screw 9, the normal of fixture block 11.
The limit handle 41 at 4 top of injection tube is embedded in the card slot 25 at 2 top of the first fixed seat, is limited injection tube 4
Position, when preventing piston handle 42 movable, 4 activity of injection tube influences piston handle 42 and ejects the contrast microbubbles in injection tube 4 in turn.
21 bottom of circular hole is equipped with card column 211, and card column 211 is connect with 212 bottom of spring, and spring 212 can surround card column 211
Rotated ninety degrees, 212 top of spring are connect with 5 bottom of movable buckle, and the 5 top other side of the movable buckle is arc-shaped, circle
Arc dia is equal with 4 diameter of injection tube, and 5 top of movable buckle can be contacted with 4 top of injection tube, be conveniently replaceable another injection tube
When 4, movable buckle 5 is first lifted into rotated ninety degrees again, movable buckle 5 is parallel and contactless with injection tube 4 at this time, and replacement finishes
Afterwards, movable buckle 5 lifted again, turn round 90 degree, movable buckle 5 top and injection tube small in 212 restoring force of spring
4 top squeezes are locked.
11 bottom and top of fixture block are respectively equipped with square hole 111 and card hole 112, and feed screw nut 10 is secured by bolts in square hole
In 111, and piston handle 42 is embedded in card hole 112, convenient for driving feed screw nut 10 to move left and right when 9 positive and negative rotation of lead screw, silk
The resynchronisation of stem nut 10 drives fixture block 11 to move left and right, and fixture block 11 finally drives piston handle 42 to move left and right, and then controls injection
Cylinder 4 extracts or injection contrast microbubbles.
Medical tee joint connector 17 can be adjusted by rotary switch 18 and form two kinds of accesses therein, Yi Zhongwei：First connector
171 is open-minded with the second connector 172, and third connector 173 is closed, i.e., is formed into a loop between injection tube 4 and liquid-accumulating bottle 15, works as injection tube
After contrast microbubbles injection in 4, lead screw 9 is driven to invert by stepper motor 7, and then piston handle 42 is driven to move backward,
Piston handle 42 aspirates the contrast agent microbubble in liquid-accumulating bottle 15, when needing to carry out same contrast examination project to another patient,
The woven hose 19 and injection needle being in direct contact only by patient is replaced, can reduce the usage amount of injection tube 4；It is another
For：First connector 171 and third connector 173 are open-minded, and the second connector 172 is closed, i.e., injection tube 4 forms access with woven hose 19,
19 other end of woven hose is connected by injection needle patient's intravenous end, convenient for defeated to control device 6 by control panel 23
Enter command signal, control device 6 controls stepper motor 7 and lead screw 9 is driven to rotate forward again, and then piston handle 42 is driven to be moved along, in turn
Piston handle 42 is driven to be moved along, the contrast agent microbubble in injection tube 4 is injected into patient's body by piston handle 42.
6 power input of control device is connect by conducting wire with power interface 221, and 6 power output end of control device passes through
Conducting wire is connect with micro gas-liquid mixing pump 12,7 power input of stepper motor respectively, and control panel 23 is electrical with control device 6
Connection, user can input 7 positive and negative rotation instruction of stepper motor or 12 enabled instruction of micro gas-liquid mixing pump, control in control panel 23
Command signal is transferred to control device 6, control device 6 and then control 7 positive and negative rotation of stepper motor again or started micro- by panel 23 processed
Air and contrast agent can be thoroughly mixed to form stable contrast agent microbubble by type gas-liquid mixing pump 12, micro gas-liquid mixing pump 12.
Singlechip controller and stepper motor driver are additionally provided with inside control device 6, singlechip controller passes through stepping
Motor driver and then control 7 positive and negative rotation of stepper motor.
When in use, filling in gas cylinder 13 and liquid bottle 14 device respectively has purified air and a contrast agent, and air and
The volume content ratio of contrast agent is 1:9, the button for having on control panel 23 control stepper motor 7 to start, close also has control
12 start button of micro gas-liquid mixing pump, first starts micro gas-liquid mixing pump 12, and micro gas-liquid mixing pump 12 is by air and radiography
Agent is thoroughly mixed to form stable contrast agent microbubble, then contrast agent microbubble is transferred to by flexible pipe for medical purpose 16 in liquid-accumulating bottle 15,
By rotary switch 18 adjusting will be formed into a loop between injection tube 4 and liquid-accumulating bottle 15, then press stepper motor 7 reversion start by
Button, stepper motor 7 drive lead screw 9 to invert, and then piston handle 42 is driven to move backward, and piston handle 42 aspirates making in liquid-accumulating bottle 15
In shadow agent microvesicle to injection tube 4, press 7 close button of stepper motor, at this time again by rotary switch 18 adjust by injection tube 4 with
Woven hose 19 forms access, and 19 other end of woven hose is connect by injection needle with patient's intravenous end, presses stepping again
Motor 7 rotates forward start button, and 7 low speed rotation of stepper motor drives lead screw 9 to rotate forward, and then piston handle 42 is driven to push away slow forward
Dynamic, the contrast agent microbubble in injection tube 4 is slowly injected into patient's body by piston handle 42 in turn, is convenient for the inspection of follow-up radiography project
It looks into.
Particularly, the connection between flexible pipe for medical purpose 16 and micro gas-liquid mixing pump 12, liquid-accumulating bottle 15, Medical tee joint connector 17
It is connected through a screw thread, and micro gas-liquid mixing pump 12 is secured by bolts in 1 top of pedestal, wherein stepper motor 7 passes through solid
Fixed button and bolt are fixed on 1 top of pedestal.
In conclusion the replaceable injection tube contrast apparatus of the integral type, passes through micro gas-liquid mixing pump, stepper motor, silk
Contrast agent and air, are then mixed to form stable radiography by the structure connection between bar by the automation of micro gas-liquid mixing pump
Agent microvesicle, so avoid artificial synthesized contrast agent be usually present efficiency is slow, cost of human resources is high, contrasting effects are different, knot
The problem of fruit poor repeatability, while by stepper motor and screw rod transmission, stablizing and contrast agent microbubble is injected into patient's body, into
And improve the accuracy for checking efficiency and inspection.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
1. the replaceable injection tube contrast apparatus of integral type, including pedestal（1）, injection tube（4）, movable buckle（5）, control device
（6）, stepper motor（7）, micro gas-liquid mixing pump（12）, liquid-accumulating bottle（15）, Medical tee joint connector（17）, outer cover（20）, control
Panel（23）, it is characterised in that：The pedestal（1）Top is respectively equipped with the first fixed seat（2）With the second fixed seat（3）, described
First fixed seat（2）Top is respectively equipped with circular hole（21）, arc groove（24）, card slot（25）, the injection tube（4）It is installed on circular arc
Slot（24）It is interior, the stepper motor（7）Output shaft and shaft coupling（8）One end connects, shaft coupling（8）The other end and lead screw（9）Even
It connects, lead screw（9）Outside matching thread is connected to feed screw nut（10）, feed screw nut（10）It is installed on fixture block（11）Square hole
（111）It is interior, the stepper motor（7）Upper and lower both sides are respectively equipped with micro gas-liquid mixing pump（12）And control device（6）, described micro-
Type gas-liquid mixing pump（12）Inlet end（121）, into liquid end（122）It is connected separately with dress gas cylinder（13）, liquid bottle（14）, described
Liquid-accumulating bottle（15）Inlet, liquid outlet pass through flexible pipe for medical purpose（16）Respectively with micro gas-liquid mixing pump（12）Row's mixed liquor
End（123）, Medical tee joint connector（17）The second connector（172）Connection, the Medical tee joint connector（17）The first connector
（171）With injection tube（4）Dispensing end connects, the outer cover（20）It is installed on pedestal（1）Top outer, outer cover（20）Rear side is distinguished
Equipped with power interface（221）, ventilation hole（222）, outer cover（20）Right side is equipped with through-hole（22）.
2. the replaceable injection tube contrast apparatus of integral type according to claim 1, it is characterised in that：The injection tube（4）
The limit handle at top（41）It is embedded in the first fixed seat（2）The card slot at top（25）It is interior.
3. the replaceable injection tube contrast apparatus of integral type according to claim 1, it is characterised in that：The circular hole（21）Bottom
Portion is equipped with card column（211）, card column（211）With spring（212）Bottom connects, and spring（212）Card column can be surrounded（211）Rotation nine
Ten degree, spring（212）Top and movable buckle（5）Bottom connects, the movable buckle（5）The top other side is arc-shaped, circle
Arc dia and injection tube（4）Diameter is equal, and movable buckle（5）It top can be with injection tube（4）Top contacts.
4. the replaceable injection tube contrast apparatus of integral type according to claim 1, it is characterised in that：The fixture block（11）Bottom
Portion and top are respectively equipped with square hole（111）And card hole（112）, feed screw nut（10）It is secured by bolts in square hole（111）It is interior, and
Piston handle（42）It is embedded in card hole（112）It is interior.
5. the replaceable injection tube contrast apparatus of integral type according to claim 1, it is characterised in that：The Medical tee joint connects
Head（17）Rotary switch can be passed through（18）Adjusting forms two kinds of accesses therein, Yi Zhongwei：First connector（171）With the second connector
（172）It is open-minded, third connector（173）It closes；Another kind is：First connector（171）With third connector（173）Open-minded, second connects
Head（172）It closes.
6. the replaceable injection tube contrast apparatus of integral type according to claim 1, it is characterised in that：The control device
（6）Power input passes through conducting wire and power interface（221）Connection, control device（6）Power output end by conducting wire respectively with
Micro gas-liquid mixing pump（12）, stepper motor（7）Power input connects, the control panel（23）With control device（6）Electricity
Property connection.
7. the replaceable injection tube contrast apparatus of integral type according to claim 1, it is characterised in that：The control device
（6）Inside is additionally provided with singlechip controller and stepper motor driver, and singlechip controller is by stepper motor driver
Control stepper motor（7）Positive and negative rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721754448.8U CN207980116U (en) | 2017-12-15 | 2017-12-15 | The replaceable injection tube contrast apparatus of integral type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721754448.8U CN207980116U (en) | 2017-12-15 | 2017-12-15 | The replaceable injection tube contrast apparatus of integral type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207980116U true CN207980116U (en) | 2018-10-19 |
Family
ID=63817770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721754448.8U Active CN207980116U (en) | 2017-12-15 | 2017-12-15 | The replaceable injection tube contrast apparatus of integral type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207980116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107837439A (en) * | 2017-12-15 | 2018-03-27 | 广东省人民医院(广东省医学科学院) | The replaceable injection tube contrast apparatus of integral type |
| CN109675141A (en) * | 2019-01-31 | 2019-04-26 | 深圳中科生物医疗电子有限公司 | A kind of adjustable infusion pump in driving section position |
-
2017
- 2017-12-15 CN CN201721754448.8U patent/CN207980116U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107837439A (en) * | 2017-12-15 | 2018-03-27 | 广东省人民医院(广东省医学科学院) | The replaceable injection tube contrast apparatus of integral type |
| CN107837439B (en) * | 2017-12-15 | 2023-10-17 | 广东省人民医院(广东省医学科学院) | Integrated replaceable injection tube radiography equipment |
| CN109675141A (en) * | 2019-01-31 | 2019-04-26 | 深圳中科生物医疗电子有限公司 | A kind of adjustable infusion pump in driving section position |
| CN109675141B (en) * | 2019-01-31 | 2024-03-26 | 深圳中科生物医疗电子有限公司 | Infusion pump with position-adjustable transmission part |
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