CN207203209U - Contrast apparatus - Google Patents

Contrast apparatus Download PDF

Info

Publication number
CN207203209U
CN207203209U CN201720110574.3U CN201720110574U CN207203209U CN 207203209 U CN207203209 U CN 207203209U CN 201720110574 U CN201720110574 U CN 201720110574U CN 207203209 U CN207203209 U CN 207203209U
Authority
CN
China
Prior art keywords
rotating disk
interposing catheter
cavity
injection
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720110574.3U
Other languages
Chinese (zh)
Inventor
彭泳涵
高小峰
肖亮
王珂男
孙颖浩
李凌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Changhai Hospital
Original Assignee
Shanghai Changhai Hospital
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Changhai Hospital filed Critical Shanghai Changhai Hospital
Application granted granted Critical
Publication of CN207203209U publication Critical patent/CN207203209U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model provides a kind of contrast apparatus, belongs to Medical Instruments technical field.Contrast apparatus provided by the utility model includes interposing catheter, injecting assembly, conduit plucking assembly and the controller being controlled to above-mentioned part；Contrast solution is injected to the cavity for treating radiography by injecting assembly and interposing catheter；Interposing catheter is extracted to the cavity for treating radiography by conduit plucking assembly；Contrast solution is injected to the cavity for treating radiography and control conduit plucking assembly that interposing catheter is extracted to the cavity for treating radiography also by controller control injecting assembly.Contrast apparatus provided by the utility model disclosure satisfy that injection contrast solution and extract two operations of interposing catheter and requires, additionally it is possible to doctor is performed radiography operation in observation ward, avoids doctor from being radiated, facility is brought for radiography operation.

Description

Contrast apparatus
Technical field
The utility model embodiment is related to Medical Instruments technical field, more particularly to a kind of contrast apparatus.
Background technology
It is a kind of conventional inspection method to carry out health examination to internal injection contrast solution, and upper urinary tract is diagnosed with Urology Surgery Exemplified by, doctor first inserts interposing catheter through cystoscope to ureter, then injects contrast solution to renal plevis by interposing catheter, is noting While entering contrast solution, piece continuously in real time, is dynamically taken the photograph in the form of showing upper urinary tract.
However, with current condition and equipment, doctor is when injecting contrast solution, it is necessary to leak cruelly under x-ray, although doctor can Operated with putting on lead clothing, but still the irradiation of x-ray can not be avoided completely, and clumsy, easy influence behaviour is operated after putting on lead clothing Make effect, extend the operating time, so as to further increase x-ray intake.Meanwhile during manual injection's contrast solution, injection Dosage, injection speed, completely with personal experience and sensation, accurately can not be calculated and be controlled, easily cause to check Implantation dosage is excessive in journey, and excessive injection contrast solution easily causes heating, contrast solution retention etc. after patient checks.
Utility model content
In view of this, one of technical problem that the utility model embodiment solves is to provide a kind of contrast apparatus, used The defects of to overcome the radiography brought in the prior art by manual injection's contrast solution inconvenient for operation, reach realization and facilitate radiography The effect of operation.
The utility model provides a kind of contrast apparatus, including：Interposing catheter, injecting assembly, conduit plucking assembly and right The controller that above-mentioned part is controlled；
One end of the interposing catheter is used to be connected with the dispensing end of the injecting assembly, the other end of the interposing catheter The cavity of radiography is treated for getting involved in；
The injecting assembly is used to inject contrast solution to the cavity for treating radiography by the interposing catheter；
The conduit plucking assembly is used to that the cavity of radiography will to be treated described in interposing catheter extraction.
Alternatively, the injecting assembly includes：Pedestal, the injection drive device on the pedestal and pass through Inject the injection device that installed part is arranged on the pedestal；
The injection drive device is used to drive the injection device by the interposing catheter to the chamber for treating radiography Inject contrast solution in road.
Alternatively, the injection drive device is：Push rod device；The push rod device is arranged on institute by push rod mounting seat State on pedestal；
The push rod of the push rod device props up the propulsion end of the injection device to drive the injection device to be treated to described The cavity of radiography injects the contrast solution；
The push rod device is connected with the controller, and the controller is used for the propulsion by controlling the push rod device Speed is to control the cavity that the injection device treats radiography to described to inject the injection speed of the contrast solution.
Alternatively, pressure sensor, the pressure sensor and the control are installed on the push rod of the push rod device Device connects；The pressure value that the controller is used to be gathered according to the pressure sensor controls the fltting speed of the push rod device To control the pressure in the cavity to be no more than safety value.
Alternatively, the push rod device is：Electric pushrod or Electrohydraulic push rod.
Alternatively, the injection device is syringe；The outlet end of the syringe is the injection of the injection device End, the tailpiece of the piston rod of the syringe are the propulsion end of the injection device.
Alternatively, the injection device is flexible flask for medicinal preparations, and the outlet end of the flexible flask for medicinal preparations fills for the injection The dispensing end put, flexible flask for medicinal preparations one end relative with the outlet end of the flexible flask for medicinal preparations are the injection device Promote end.
Alternatively, the injection drive device is liquid pump, and the liquid pump is used to drive the injection device to wait to make to described The cavity of shadow injects the contrast solution；
The liquid pump is connected with the controller, and the controller is used for by controlling the liquid pump to control the injection Device injects the injection speed of the contrast solution to the cavity for treating radiography.
Alternatively, the injection device includes：Flask for medicinal preparations, feed tube, drain pipe, safety valve, hydrostatic sensor, the medicine Agent bottle is arranged on the injection installed part, and the liquid outlet of the flask for medicinal preparations passes through the feed tube and the inlet of the liquid pump Connection；The inlet of the safety valve is connected by the drain pipe with the liquid outlet of the liquid pump, and the safety valve goes out liquid Mouth end is the dispensing end of the injection device, for connecting the interposing catheter；The safety valve, which is used to control, enters the chamber The pressure of the contrast solution in road is no more than preset value；The hydrostatic sensor is arranged on inside the liquid pump or the liquid pump Liquid outlet at, for gathering the pressure values for the contrast solution for injecting the interposing catheter.
Alternatively, the conduit plucking assembly is slide unit；The slide unit includes：Moving element, retaining element, slide unit driving Motor；The pedestal is installed, the slide unit motor is used to drive the moving element described solid in the moving element It is mobile so that the interposing catheter extraction cavity to determine element.
Alternatively, the slide unit is connected with the controller, and the controller is used to control the slide unit motor to drive It is mobile so that the interposing catheter extracts the cavity in the retaining element by default translational speed to move the moving element.
Alternatively, the slide unit is ball wire rod-type slide unit, rack-and-pinion type slide unit, synchronous banding pattern slide unit, cylinder type Any of slide unit, linear motor type slide unit.
Alternatively, the conduit plucking assembly includes：Expansion link；The front end of the expansion link is provided with extraction ring；It is described Expansion link is used to the interposing catheter for wearing the extraction ring extracting the cavity.
Alternatively, the expansion link is connected with the controller, and the controller is used to control the expansion link by default Retraction speed will wear the interposing catheter of the extraction ring and extract the cavity.
Alternatively, the expansion link is any of electric expansion bar, hydraulically extensible bar, air pressure telescopic link.
Alternatively, the conduit plucking assembly includes：Rotating disk, rotating disk drive component；
The rotating disk drive component is used to drive the turntable rotation so that the interposing catheter is extracted into the cavity.
Alternatively, the outer circumference surface of the rotating disk is set fluted, and the groove is matched with the interposing catheter with accommodating The interposing catheter.
Alternatively, the rotating disk drive component includes：Rotating disk motor, gear drive；
The gear drive includes：One-stage gear, secondary gear, installation axle；By described in the installation axis connection One-stage gear and the secondary gear；The secondary gear is connected by the motor output shaft of shaft coupling and the rotating disk motor Connect, the one-stage gear is connected with the rotating disk.
Alternatively, the rotating disk motor is connected with the controller, and the controller is used to control the rotating disk to drive Dynamic motor drives the rotating disk to be rotated by default rotating speed so that the interposing catheter is extracted into the cavity.
Alternatively, the conduit plucking assembly also includes：Auxiliary section；The auxiliary section cooperates with shape with the rotating disk Space is worn into the interposing catheter.
Alternatively, the auxiliary section is cooperation rotating disk；Cooperation rotating disk and the rotating disk are in same plane and described Coordinate the outer circumference surface of rotating disk to be contacted with the outer circumferential portion of the rotating disk and wear space to form first, described first wears Space is used to wear the interposing catheter；The cooperation rotating disk is opposite with the rotation direction of the rotating disk.
Alternatively, in addition to take-up device, the take-up device be arranged between the cooperation rotating disk and the rotating disk with Adjust the thrust between the cooperation rotating disk and the rotating disk.
Alternatively, the auxiliary section is wheel group.
Alternatively, the wheel group includes：First pulley, second pulley, the 3rd pulley, belt；The first pulley, second Pulley, the 3rd pulley are triangularly arranged and connected by the belt transmission；The first pulley and the second pulley it Between belt contacted with the outer circumferential portion of the rotating disk and wear space to form second, described second, which wears space, is used to wear If the interposing catheter.
Alternatively, the 3rd pulley is tensioning wheel to adjust the thrust between the wheel group and the rotating disk.
Alternatively, in addition to：Temperature-detecting device and heating apparatus；
The temperature-detecting device is used to detect the real time temperature of contrast solution in the injection device and be sent to the control Device processed；
The controller is used to judge the real time temperature whether within the scope of default temperature, and the knot according to judgement Fruit controls the heating apparatus to heat the injection device.
Alternatively, the contrast apparatus includes remote control；The remote control enters row data communication with the controller.
Contrast apparatus provided by the utility model includes interposing catheter, injecting assembly, conduit plucking assembly and to above-mentioned The controller that part is controlled；Contrast solution is injected to the cavity for treating radiography by injecting assembly and interposing catheter；Pass through conduit Plucking assembly extracts interposing catheter the cavity for treating radiography；Also injecting assembly is controlled to be injected to the cavity for treating radiography by controller Contrast solution and control conduit plucking assembly extract interposing catheter the cavity for treating radiography.Contrast apparatus energy provided by the utility model It is enough to meet that two operations of injection contrast solution and extraction interposing catheter require, additionally it is possible to doctor is performed radiography operation in observation ward, Avoid doctor from being radiated, facility is brought for radiography operation.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments described in the utility model embodiment, for those of ordinary skill in the art, can also be according to this A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural representation for the contrast apparatus that the embodiment of the utility model one provides.
Fig. 2 is the structural representation for the contrast apparatus that the utility model another embodiment provides.
Fig. 3 is the structural representation of the flexible flask for medicinal preparations in the contrast apparatus shown in Fig. 2.
Fig. 4 is the structural representation for the contrast apparatus that the another embodiment of the utility model provides.
Fig. 5 is the structural representation for the contrast apparatus that another embodiment of the utility model provides.
Fig. 6 is the structural representation of the conduit plucking assembly in the contrast apparatus shown in Fig. 5.
Fig. 7 is the structural representation for the contrast apparatus that the embodiment of the utility model one provides.
Fig. 8 is the top view of the contrast apparatus shown in Fig. 7.
Fig. 9 is the structural representation for the contrast apparatus that the utility model another embodiment provides.
Reference：
1：Pedestal； 2：Push rod mounting seat； 3：Push rod device；
4：Syringe； 5：Inject installed part； 6：Guide pad；
7：Retaining element； 8：Moving element： 9：Slide unit motor；
10：Pressure sensor； 11：Flexible flask for medicinal preparations； 12：Interposing catheter；
13：Fold； 14：Dogging shoulder； 15：Snap joint；
16:Flask for medicinal preparations； 17:Liquid pump； 18：Safety valve；
19：Rotating disk； 20：Feed tube； 21：Drain pipe；
22：Spring pressuring plate； 23：Heater； 24：One-stage gear；
25：Installation axle； 26：Bearing； 27：Secondary gear；
28：Rotating disk motor； 29：Expansion link mounting seat； 30：Expansion link；
31：Coordinate rotating disk； 32：Take-up device； 33：Movable clamp groove；
34：Portable plate； 35：First wears space； 36：Groove；
37：Fixed plate； 38：First pulley； 39：Second pulley；
40：Belt； 41：3rd pulley； 42：Back-moving spring；
43：Second wears space.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the embodiment of the utility model, below in conjunction with this Accompanying drawing in utility model embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, and shows So, described embodiment is only the utility model embodiment part of the embodiment, rather than whole embodiments.Based on this reality The every other embodiment obtained with the embodiment in new embodiment, those of ordinary skill in the art, it should all belong to this The scope of utility model embodiment protection.
Further illustrate that the utility model embodiment implements with reference to the utility model embodiment accompanying drawing.
Fig. 1 is the structural representation for the contrast apparatus that the embodiment of the utility model one provides.As shown in figure 1, the present embodiment Contrast apparatus, including:Interposing catheter 12, injecting assembly, conduit plucking assembly and the control being controlled to above-mentioned part Device；One end of interposing catheter 12 is used to be connected with the dispensing end of injecting assembly, and the other end of interposing catheter 12 is used to get involved in treat The cavity of radiography；Injecting assembly is used to inject contrast solution to the cavity for treating radiography by interposing catheter 12；Conduit plucking assembly is used In the cavity that the extraction of interposing catheter 12 is treated to radiography.
In a kind of possible implementation, the injecting assembly in the present embodiment includes pedestal 1, injection drive device, note Injection device.Specifically, drive device to be injected to be arranged on pedestal 1, injection device is arranged on pedestal 1 by injecting installed part 5, Injection drive device driving injection device injects contrast solution by interposing catheter 12 to the cavity for treating radiography.
In a kind of possible implementation, injection device is syringe 4.Syringe 4 is by syringe and matching Piston rod forms, and the front end of syringe has liquid outlet, that is, corresponds to the outlet end of the syringe 4 in the present embodiment, piston rod End corresponds to the tailpiece of the piston rod in the present embodiment in the outside of syringe.When applying thrust in tailpiece of the piston rod, in syringe 4 Contrast solution can flow out and flow into from outlet end in the interposing catheter 12 being connected with outlet end.In the present embodiment, exist in advance Contrast solution is stored in syringe 4, then injects drive device contact piston rod end to apply thrust, promotes piston rod to syringe Nose motion is so that contrast solution flows out from outlet end and flows into interposing catheter 12, and is expelled to by interposing catheter 12 and waits to make In the cavity of shadow.In the present embodiment, the outlet end of syringe 4 is the dispensing end of injection device, the piston rod of syringe 4 End is the propulsion end of injection device.Alternatively, inject on installed part 5 and be provided with movable clamp groove 33, can be conveniently fixed different The syringe 4 of model, the adjustable structure that other forms can also be set on installed part 5 is injected certainly, is not limited thereto.
In alternatively possible implementation, injection device is flexible flask for medicinal preparations 11.For example, stretch flask for medicinal preparations 11 Can be the flask for medicinal preparations of the disposable flask for medicinal preparations or reusable edible that can compress, the flask for medicinal preparations of reusable edible is The flask for medicinal preparations that can also be resiled after finger pressure contracting.In addition, the material for making flexible flask for medicinal preparations 11 is the doctor with certain flexibility With material, such as PP (Polypropylen, polypropylene), PE (polyethylene, polyethylene), PU (polyurethane, poly- ammonia Carbamate), PET (Polyethylene terephthalate, polyethylene terephthalate), PVC (Polyvinyl Chloride, polyvinyl chloride), but be not limited thereto.Alternatively, the cylinder for being shaped as carrying fold 13 of flexible flask for medicinal preparations 11 Body is in order to compressing.In the present embodiment, the flask for medicinal preparations 11 that stretches is used for storing contrast solution, the outlet end for the flask for medicinal preparations 11 that stretches The as dispensing end of injection device, one end relative with the outlet end of flexible flask for medicinal preparations 11 of flask for medicinal preparations 11 of stretching is to inject The propulsion end of device.For example, the outlet end of flexible flask for medicinal preparations 11 is connected with interposing catheter 12, specifically can be by quick Joint 15, flexible flask for medicinal preparations 11 can be thus set quickly to connect and separate with interposing catheter 12, moreover it is possible to ensure injection radiography Sealing during agent.Wherein, snap joint 15 can be female Luer, collar joint, screw-type joint etc., but not with this It is limited.
In another possible implementation, injection device is by flask for medicinal preparations 16, feed tube 20, drain pipe 21, safety valve 18th, hydrostatic sensor etc. forms.In the present embodiment, flask for medicinal preparations 16 is used for storing contrast solution, and the one kind for injecting drive device can The implementation of energy is liquid pump 17, specifically, flask for medicinal preparations 16 is arranged on injection installed part 5, the liquid outlet of flask for medicinal preparations 16 leads to The inlet that feed tube 20 is crossed with liquid pump 17 connects；The inlet of safety valve 18 is connected by the liquid outlet of drain pipe 21 and liquid pump 17 Logical, the outlet end of safety valve 18 is the dispensing end of injection device, for connecting interposing catheter 12；Safety valve 18 is used to control Pressure into the contrast solution in the cavity for treating radiography is no more than preset value.Wherein, safety valve 18 belongs to automatic valve class, is being Playing safeguard protection in system, control pressure is no more than setting, and when system pressure exceedes setting, safety valve 18 is opened, Part contrast solution is discharged, the pressure for the contrast solution for making to enter in the cavity for treating radiography is no more than preset value, so as to ensure to wait to make Because of hypertonia accident does not occur for the cavity of shadow.Wherein, what hydrostatic sensor was arranged on the inside of liquid pump 17 or liquid pump 17 goes out liquid At mouthful, the pressure values of the contrast solution for gathering injection interposing catheter 12.Further, hydrostatic sensor, liquid pump 17 all with control Device connection processed, and the data that controller gathers according to hydrostatic sensor control the flow velocity of liquid pump 17 to inject interposing catheter 12 to control Contrast solution pressure values, and then control cavity in pressure be no more than safety value.When the pressure in cavity exceedes safety value, It can cause that patient's is uncomfortable.Therefore the contrast apparatus of the present embodiment offer can efficiently control the pressure in cavity, have Good promotional value.
As an example, the injection drive device in the present embodiment is push rod device 3, is passed through as shown in figure 1, push rod fills 3 Push rod mounting seat 2 is arranged on pedestal 1, the push rod of push rod device 3 prop up the propulsion end of injection device with drive injection device to The cavity injection contrast solution of radiography is treated, while push rod device 3 is connected with controller, controller is by controlling pushing away for push rod device 3 Enter speed and then control injection device to inject the injection speed of contrast solution to the cavity for treating radiography, can so realize and accurately note Contrast solution is penetrated to avoid injecting excessive contrast solution and cause patient check after heating, contrast solution retention the problems such as.
It should be noted that push rod device 3 in the present embodiment it is maximum release length regard syringe range demands and It is fixed.Alternatively, the maximum length of releasing of the push rod device 3 in the present embodiment is 100mm-200mm, speed to introduce 3mm/s- 10mm/s, not bring pain to patient as much as possible.
In a kind of possible implementation, push rod device 3 is electric pushrod.Electric pushrod is that one kind can be in certain model The novel linear executing agency for making back and forth movement in stroke is enclosed, is mainly made up of mechanisms such as motor, push rod and control devices, it is electronic The standard stroke of push rod has several specifications such as 100mm, 150mm, 200mm, 250mm, 300mm, 350mm, 400mm, certainly electronic The stroke of push rod can also be designed according to the actual requirements.Electric pushrod is by leading screw form point：Trapezoidal screw formula, ball screw Formula, planetary ball screw-type, planetary roller screw etc..
In a kind of possible implementation, push rod device 3 is Electrohydraulic push rod.Electrohydraulic push rod is also that one kind can be certain Make the novel linear executing agency of back and forth movement in range strokes, it is the novel transmission mechanism of mechanical-electrical-hydraulic integration, and it is by liquid Cylinder pressure, two-way gear oil pump, motor, fuel tank, hydraulic control valve combine.By motor forward/backward rotation, pass through hydraulic oil Two-way gear fuel pump output pressure oil is crossed, pressure oil is delivered to by hydraulic cylinder by hydraulic control valve group, realizes the reciprocal of piston rod Motion.In the present embodiment, piston rod is the push rod of Electrohydraulic push rod.Compared to electric pushrod, the thrust of Electrohydraulic push rod, pulling force and Fltting speed can carry out stepless changing on demand, in addition, in the case of thrust or pulling force and speed identical, Electrohydraulic push rod consumption Electric energy be less than electric pushrod, energy-saving safe.
It should be noted that the push rod device 3 in the present embodiment is not limited to electric pushrod, Electrohydraulic push rod, it can also be His form, will not be repeated here.
In a kind of possible implementation, the conduit plucking assembly in the present embodiment is slide unit；Wherein, as shown in figure 1, Slide unit includes：Moving element 8, retaining element 7, slide unit motor 9；Installation pedestal 1 in the moving element 8 of slide unit, slide unit drive Dynamic motor 9 is used to drive the moving element 8 of electronic slide unit to move on the retaining element 7 of slide unit so that interposing catheter 12 extracts chamber Road.Specifically, slide unit be for support with guided-moving part, can realize in high-load situations, this high-precision reciprocal back and forth Linear motion.Wherein, the moving element 8 of slide unit is the sliding block being commonly called as, and the retaining element 7 of slide unit is the guide rail being commonly called as, and sliding block can Linear reciprocating motion back and forth is done on guide rail.Alternatively, the slide unit in the present embodiment can be adopted as ball wire rod-type slide unit, gear Rack type slide unit, synchronous banding pattern slide unit, cylinder type slide unit, linear motor type slide unit etc., but be not limited thereto.When slide unit is During ball wire rod-type slide unit, moving element 8 passes through the transmission belt moving base 1 of feed screw nut under the driving of slide unit motor 9 Move forward and backward.When forming the contrast apparatus in the present embodiment using push rod device 3 and slide unit etc., contrast apparatus can be made more Add ground safe and reliable.
Alternatively, slide unit is connected with controller, controller control the moving element 8 of electronic slide unit advance with moving base 1 and Retreat, and the translational speed of control moving element 8.For concrete example, the present embodiment controls electronic by using controller The translational speed of slide unit, you can manipulate control to control interposing catheter to extract the speed of patient's cavity to realize doctor in observation ward Device processed extracts interposing catheter, avoids doctor by radiation effects such as x-rays.
For concrete example, the contrast apparatus of the present embodiment offer, injection drive device is the push rod device of the example above 3, conduit plucking assembly is slide unit；As shown in figure 1, push rod mounting seat 2, injection installed part 5, guide pad 6 by certain spacing according to It is secondary to be arranged on pedestal 1；Push rod device 3 is arranged in push rod mounting seat 2, and syringe 4 is arranged on injection installed part 5, intervention Conduit 12 passes through guide pad 6；Pedestal 1 is arranged in the moving element 8 of slide unit.Drive of the moving element 8 in slide unit motor 9 It can be moved forward and backward under dynamic with moving base 1, and the injection device, injection drive device in the present embodiment are installed on pedestal 1, Obviously, when controlling moving element 8 to be retreated with moving base 1, injection device follows pedestal 1 to retreat, and then makes to connect with injection device The interposing catheter 12 connect extracts the cavity of patient.
Alternatively, pressure sensor 10 is arranged on the push rod of push rod device 3.Further, pressure sensor 10, push rod Device 3 is connected with controller, the pressure value that controller is gathered according to pressure sensor 10 control the propulsion of push rod device 3 and then Control the pressure in the cavity of patient.For concrete example, when the contrast solution injected in the cavity of patient is excessive, the chamber of patient Pressure in road can be excessive, and when this occurs, the pressure value that pressure sensor detects can be more than pressure set in advance Force value (i.e. preset value), now push rod device 3 stops promoting to terminate to continue to inject contrast solution to protect under the control of the controller Protect patient.Then for example, during contrast solution is injected, when there is the ureteral obstruction of patient or conduit bending etc. Situation, when this occurs, the pressure that pressure sensor 10 detects can also be more than preset value, under the control of the controller Push rod device 3 stops promoting to terminate to continue to inject contrast solution to protect patient.It should be noted that pressure sensor 10 can be with It is strain gauge pressure sensor, capacitance pressure transducer, Hall type pressrue transducer etc., but is not limited thereto.Pressure Sensor 10 can also be arranged on the inside of push rod, the end of push rod, syringe 4 piston rod on, but be not limited thereto, It is preferably mounted at the end of push rod.
Alternatively, the contrast apparatus that the present embodiment provides also includes：Temperature-detecting device and heating apparatus；Temperature detection fills Put for detecting the real time temperature of contrast solution in injection device and being sent to controller；Controller is used for whether judging real time temperature Injection device is heated within the scope of default temperature, and according to the output control heating apparatus of judgement.The present embodiment passes through In temperature-detecting device and heating apparatus control injection device contrast solution to human body similar in temperature to be reduced as far as suffering from The discomfort of person.
In a kind of possible implementation, for controller also including control button etc., controller receives the control of control button Signal processed simultaneously performs corresponding control signal.Control button comprises at least master switch, starts stop button, forwarding button, retrogressing Button, speed adjusting knob, emergency stop button etc..For example, master switch button, the whether upper electricity of control controller.Start Stop button is the startup and stopping that controller is used for operational control object.Forwarding button is that controller is used for operational control object Forward travel.Back is the setback that controller is used for operational control object.Speed adjusting knob is that controller is used Carry out the speed governing of operational control object.Emergency stop button is the emergent stopping that controller is used for operational control object.
Further, the contrast apparatus in the present embodiment includes remote control, and remote control enters row data communication with controller.Lift For example, remote control includes control button, wireless communication module etc..Similarly, controller is built-in with wireless communication module.Pass through Contrast apparatus, which can be remotely remotely controlled, by the control button on remote control performs corresponding operation.Further, wireless telecommunications mould Block can use Bluetooth technology, WiFi wireless network technologies, wireless radio-frequency and other can meet screened room and observation ward Between wireless telecommunications technology.So, doctor's can performs radiography operation in observation ward, and without staying in again in screened room To avoid being radiated.
When performing urethrography work using the contrast apparatus in the present embodiment, specific operating process is：
First carry out preparation：Moving element 8 (i.e. sliding block) moves to the right-hand member of slide unit first；Then contrast solution will be filled Syringe 4 is fixed on injection installed part 5, and adjustment push rod device 3 is so that its push rod props up the tailpiece of the piston rod of syringe 4；Finally One end of interposing catheter 12 is connected with the outlet end of syringe 4, the other end of interposing catheter 12 is inserted to the cavity of patient, Interposing catheter 12 passes through guide pad 6 simultaneously.More specifically for example, doctor can be with the advance of the slide unit in remote controller Button, the moving element 8 (i.e. sliding block) of slide unit is controlled to move to the right-hand member of slide unit.
It should be noted that when adjusting push rod device 3, push rod and the axis of syringe 4 is set to align as far as possible, thus The piston rod that syringe 4 is touched when the push rod of push rod device 3 stretches out is can ensure that, and then ensures that contrast apparatus is successfully injected and makes Shadow liquid is into the cavity of patient.
Doctor moves to observation ward by screened room after the completion of preparation, and carries out urethrography work.Now, doctor operates Controller, the push rod of control push rod device 3 stretch out, and contrast solution is slowly expelled to from syringe 4 in the cavity of patient；Together When, manipulation moving element 8 is slowly moved to the left, and interposing catheter 12 is gradually extracted the cavity of patient；After completing radiography, operation Controller acts push rod device 3 and slide unit stopping.During contrast solution is injected, when there is the pressure in the cavity of patient Situations such as excessive, patient ureteral obstruction or conduit bending, the pressure sensor 10 on push rod detect pressure More than can be alarmed after preset value and under the control of the controller push rod device 3 stop promote.More specifically for example, doctor Forwarding button and speed the adjustment button of push rod device 3 in remote controller, the push rod of control push rod device 3 stretch out, make to make Shadow liquid is slowly expelled in the cavity of patient from syringe 4；Meanwhile doctor can be pressed with the retrogressing of the slide unit in remote controller Button, the moving element 8 (i.e. sliding block) of slide unit is controlled to move to the right-hand member of slide unit.After completing radiography, doctor can be with remote controller Starting stop button acts push rod device and slide unit stopping.During contrast solution is injected, when there is the ureter of patient Situations such as obstruction or conduit bending, doctor can stop promoting with the emergency stop button control push rod device 3 of remote controller.
The contrast apparatus that the present embodiment provides includes interposing catheter 12, injecting assembly, conduit plucking assembly and to above-mentioned The controller that part is controlled；Contrast solution is injected to the cavity for treating radiography by injecting assembly and interposing catheter 12；By leading Pipe plucking assembly extracts interposing catheter 12 cavity for treating radiography；Injecting assembly is also controlled to the cavity for treating radiography by controller Injection contrast solution and control conduit plucking assembly extract interposing catheter 12 cavity for treating radiography.The radiography dress that the present embodiment provides Put and disclosure satisfy that 12 two operations of injection contrast solution and extraction interposing catheter require, additionally it is possible to doctor is performed radiography in observation ward Operation, avoids doctor from being radiated, and facility is brought for radiography operation.
Fig. 2 is the structural representation for the contrast apparatus that the utility model another embodiment provides.Fig. 3 is making shown in Fig. 2 The structural representation of flexible flask for medicinal preparations in image device.The present embodiment it is different from the contrast apparatus of the embodiment shown in Fig. 1 it It is in the injection device in the present embodiment is flexible flask for medicinal preparations 11.As shown in figure 3, the fold 13 of flexible flask for medicinal preparations 11 is presented Be organ shape in order to compressing, the front end of flexible flask for medicinal preparations 11 is provided with dogging shoulder 14, and dogging shoulder 14 is easy to flexible flask for medicinal preparations 11 to fix On injection installed part 5, flexible flask for medicinal preparations 11 is connected with interposing catheter 12 by snap joint 15, can thus make to stretch Flask for medicinal preparations 11 is quickly connected and separated with interposing catheter 12, moreover it is possible to ensures sealing during injection contrast solution.
Fig. 4 is the structural representation for the contrast apparatus that the another embodiment of the utility model provides.What the present embodiment provided makes The conduit plucking assembly of image device is expansion link.
As an example, the conduit plucking assembly that uses of contrast apparatus that the present embodiment provides is expansion link 30, specifically Ground, the front end of expansion link 30 are provided with extraction ring；When extraction ring is equipped with interposing catheter 12, expansion link 30 passes through flexible fortune Kinetic energy is enough to extract cavity by the interposing catheter 12 for wearing extraction ring.Alternatively, expansion link 30 can be stretched for electric expansion bar, hydraulic pressure Any of contracting bar, air pressure telescopic link.
For concrete example, the contrast apparatus of the present embodiment offer, injection drive device is the push rod device of the example above 3, conduit plucking assembly is expansion link 30；As shown in figure 4, push rod device mounting seat 2, injection installed part 5, guide pad 6 are by certain Spacing be sequentially arranged on pedestal 1；Push rod device 3 is arranged in push rod device mounting seat 2, and syringe 4, which is arranged on injection, pacifies In piece installing 5, expansion link 30 is arranged on pedestal 1, and interposing catheter 12 is fed through extraction ring, guide pad 6 on expansion link 30 successively. Alternatively, guide pad 6 is arranged on the extended line of the axis of syringe 4, with the outlet end of syringe 4 at a distance of 10~ 40cm.Before interposing catheter 12 is extracted into the cavity of patient, expansion link 30 is in stretching state, now guide pad 6, extract ring, Syringe 4 is on the same line.When interposing catheter 12 to be extracted to the cavity of patient, expansion link 30 is in retracted mode, During expansion link 30 is retracted, interposing catheter 12 can be pulled by extracting ring, and then interposing catheter 12 extracts the cavity of patient.Need Illustrate, to ensure enough spacing between guide pad 6 and the outlet of syringe 4, prevent that conduit is excessive when expansion link 30 from retracting Bending, its spacing is preferably 30cm.
Further, expansion link 30 is connected with controller, and controller control expansion link 30 will be worn by default retraction speed It is set to the extraction cavity of interposing catheter 12 for extracting ring.For concrete example, the present embodiment controls expansion link by using controller 30 telescopic direction and translational speed, you can to control expansion link 30 to be retracted by default retraction speed and then control intervention to lead Pipe extracts patient's cavity, realizes that doctor manipulates controller to extract interposing catheter in observation ward, avoids doctor by spokes such as x-rays Projection is rung.
Alternatively, pressure sensor 10 is arranged on the push rod of push rod device 3.Further, pressure sensor 10, push rod Device 3 is connected with controller, and the pressure value that controller gathers according to pressure sensor 10 controls the propulsion speed of push rod device 3 Degree, and then control the pressure in cavity to be no more than safety value.For concrete example, when the contrast solution mistake injected in the cavity of patient When more, the pressure in the cavity of patient can be excessive, and when this occurs, the pressure that pressure sensor can detect is more than in advance If value, then push rod device 3 stops promoting to terminate to continue to inject contrast solution to protect patient under the control of the controller.Then For example, during contrast solution is injected, when there is the ureteral obstruction of patient or conduit bending situations such as, appearance is worked as During such a situation, pressure sensor 10 can also detect that pressure is more than preset value, then push rod device 3 under the control of the controller Stop promoting to terminate to continue to inject contrast solution to protect patient.It should be noted that pressure sensor 10 can be foil gauge Formula pressure sensor, capacitance pressure transducer, Hall type pressrue transducer etc., but be not limited thereto.Pressure sensor 10 Can also be arranged on the inside of push rod, the end of push rod, syringe 4 piston rod on, but be not limited thereto, be preferably mounted at The end of push rod.
It should be noted that the contrast apparatus of the present embodiment can also include controller, the remote control for being provided with control button Device, temperature-detecting device and heating apparatus etc., on be provided with the controller of control button, remote control, temperature-detecting device and Heating apparatus etc., referring to the explanation of above-described embodiment, it will not be repeated here.
The contrast apparatus that the present embodiment provides disclosure satisfy that 12 two operations of injection contrast solution and extraction interposing catheter require, Doctor can also be made to perform radiography operation in observation ward, avoid doctor from being radiated, facility is brought for radiography operation.Further Ground, when forming the contrast apparatus in the present embodiment using push rod device 3 and the grade of expansion link 30, during radiography, by manipulating push rod Device 3 is promoted to control injection device that contrast solution is expelled in the cavity of patient, while is manipulated expansion link 30 and retracted, and is extracted Ring can pull interposing catheter 12, and then make the cavity of the extraction patient of interposing catheter 12.The contrast apparatus safety that the present embodiment provides Reliably.
Fig. 5 is the structural representation for the contrast apparatus that another embodiment of the utility model provides.Fig. 6 is making shown in Fig. 5 The structural representation of conduit plucking assembly in image device.The conduit plucking assembly for the contrast apparatus that the present embodiment provides includes： Rotating disk 19, rotating disk drive component.
As an example, the contrast apparatus that the present embodiment provides includes rotating disk 19, rotating disk drive component.Alternatively, rotating disk 19 outer circumference surface sets fluted 36, and groove 36 is matched with interposing catheter 12 to house interposing catheter 12.When rotating disk driving group The rotation of part driving rotating disk 19 can be realized to extract interposing catheter 12 and treat the cavity of radiography and the disk of interposing catheter 12 is put into groove In 36.It should be noted that rotating disk 19 can be round turntable, oval rotating disk, the square rotating disk with fillet, or It is the rotating disk of the combining form of multiple figures, but is not limited.Alternatively, it is provided with rotating disk 19 beneficial to winding interposing catheter 12 structure, such as equidistant horizontal hook or 19 circumferentially disposed flange of rotating disk.
In a kind of possible implementation, rotating disk drive component includes：Rotating disk motor 28, gear drive； Gear drive includes：One-stage gear 24, secondary gear 27, installation axle 25；The He of one-stage gear 24 is connected by installation axle 25 Secondary gear 27；Secondary gear 27 is connected by shaft coupling with the motor output shaft of rotating disk motor 28, one-stage gear 24 with Rotating disk 19 is connected.Specifically, when rotating disk motor 28 operates, the motor output shaft rotation of rotating disk motor 28, The kinetic energy that rotating disk motor 28 exports is converted into the kinetic energy of rotating disk 19 by gear drive, driving rotating disk 19 is around certainly The central axis of body.More specifically for example, as shown in fig. 6, being provided with a mounting hole on pedestal, installation axle 25 is worn If crossing mounting hole, alternatively, a bearing 26 is installed on mounting hole, so hole can be mounted opposite with installation axle 25 and preferably turned It is dynamic；One-stage gear 24 is arranged on the top of pedestal, while one-stage gear 24 is connected with one end of installation axle 25；Secondary gear 27 is pacified Mounted in the lower section of pedestal, while secondary gear 27 is connected with the other end of installation axle 25；Will by gear drive to realize The kinetic energy that rotating disk motor 28 exports is converted into the kinetic energy of rotating disk 19, and secondary gear 27 passes through shaft coupling and rotating disk motor 28 motor output shaft connection, one-stage gear 24 are connected with rotating disk 19.
Further, rotating disk motor 28 is connected with controller, and controller is used to control rotating disk motor 28 to drive Rotating disk 19 is rotated by default rotating speed so that interposing catheter 12 is extracted into cavity.For concrete example, rotating disk is provided with controller Rotary speed button can adjust the selection speed of rotating disk, can also further be pressed by the turntable rotation speed on remote control Button is adjusted.
For concrete example, the contrast apparatus of the present embodiment offer, injection drive device is liquid pump 17, and injection device is by medicine Agent bottle 16, feed tube 20, drain pipe 21, safety valve 18, hydrostatic sensor etc. form, and conduit plucking assembly includes rotating disk 19, turned Dish driving component etc..As shown in figure 5, liquid pump 17, injection installed part 5, conduit plucking assembly are arranged on pedestal 1.Injection installation Part 5 can be the rack with certain altitude, and when flask for medicinal preparations 16 to be arranged on to the eminence of rack, it is smooth to be advantageous to contrast solution Flow out flask for medicinal preparations 16 in ground.The liquid outlet of flask for medicinal preparations 16 is connected by feed tube 20 with the inlet of liquid pump 17；Safety valve 18 enters Liquid mouth is connected by drain pipe 21 with the liquid outlet of liquid pump 17, the liquid outlet connection interposing catheter 12 of safety valve 18, safety valve 18 On the housing of liquid pump 17；In addition, being provided with hydrostatic sensor at the liquid outlet of the inside of liquid pump 17 or liquid pump 17, pass through The pressure values of the contrast solution of hydrostatic sensor collection injection interposing catheter 12.Further, hydrostatic sensor, liquid pump 17 all with control Device connection processed, and the data that controller gathers according to hydrostatic sensor control the flow velocity of liquid pump 17 to inject interposing catheter 12 to control Contrast solution pressure values, and then control cavity in pressure be no more than safety value.Liquid pump 17 is fixed on rotating disk 19, rotating disk 19 Outer circumference surface set fluted 36, rotating disk 19 leave a breach be used for wear interposing catheter 12, alternatively, rotating disk 19 lack Correct position around mouthful sets spring pressuring plate 22 to push down interposing catheter 12, so that during the rotation of rotating disk 19, makes interposing catheter 12 more preferable domains enter in groove 36.Alternatively, guide pad 6 is installed, interposing catheter 12 passes through guide pad 6 on pedestal 1.
It should be noted that liquid pump 17 includes but is not limited to membrane pump, electromagnetic pump, peristaltic pump, syringe pump etc., it is preferably compacted Dynamic pump.Peristaltic pump is to utilize the flexible flexible pipe of runner rolling rotated, and the fluid in flexible pipe moves with the rotation of runner It is dynamic, just as with two finger pinching flexible pipes, as finger moves, liquid flows therewith.Peristaltic pump has high-cleanness without dirt Dye, high accuracy, good airproof performance, there is two-way equal flow conveying capacity.Further, the flow velocity of liquid pump 7 is easy to control System, it can realize that accurately inject contrast solution to the cavity for treating radiography causes patient to check to avoid injecting excessive contrast solution Afterwards the problems such as heating, contrast solution retention.
Before radiography is carried out, one end of interposing catheter 12 is intervened to the cavity of patient, the other end of interposing catheter 12 first Centre bore through guide pad 6 is connected on the liquid outlet of safety valve 18, while pays attention to interposing catheter 12 being embedded in rotating disk 19 In groove 36, and pushed down with spring pressuring plate 22.
When carrying out radiography, patient can be expelled to by the contrast solution in flask for medicinal preparations 16 by interposing catheter 12 by starting liquid pump 17 Cavity, while rotated by rotating disk drive component driving rotating disk 19, interposing catheter 12 will be extracted and twined from the cavity of patient It is wound in the groove 36 of rotating disk 19.Further, if the injection pressure of liquid pump 17 is excessive, safety valve 18 will automatically turn on into Row pressure release, ensure the personal safety of patient.The data that controller gathers according to hydrostatic sensor simultaneously control the flow velocity of liquid pump 17 With the pressure values of the contrast solution of control injection interposing catheter 12, and then the pressure in cavity is controlled to be no more than safety value.It is specific to lift For example, doctor can be with the startups stop button of the liquid pump 17 of remote controller startup liquid pump 17 with by making in flask for medicinal preparations 16 Shadow liquid is expelled to the cavity of patient by interposing catheter 12, while doctor can be turned with the rotating disk start button startup of remote controller Dish driving Component driver rotating disk 19 rotates, and at this moment interposing catheter 12 will be extracted from the cavity of patient and be wrapped in the recessed of rotating disk 19 In groove 36.After interposing catheter extracts patient's cavity completely, doctor can be with the startup stop button of the liquid pump 17 of remote controller Turn off liquid pump 17 and stop injection contrast solution.
It should be noted that the contrast apparatus of the present embodiment can also include controller, the remote control for being provided with control button Device, temperature-detecting device and heating apparatus etc., on be provided with the controller of control button, remote control, temperature-detecting device and Heating apparatus etc., referring to the explanation of above-described embodiment, it will not be repeated here.
The contrast apparatus that the present embodiment provides disclosure satisfy that 12 two operations of injection contrast solution and extraction interposing catheter require, Doctor can also be made to perform radiography operation in observation ward, avoid doctor from being radiated, facility is brought for radiography operation.Further Ground, when forming the contrast apparatus in the present embodiment using liquid pump 17 and the grade of rotating disk 19, during radiography, pass through liquid pump 17 and drive medicament Contrast solution in bottle 16 is expelled in the cavity of patient, due to interposing catheter 12 is fed through into the breach on rotating disk 19 in advance, together When driving rotating disk 19 rotate, interposing catheter 12 will be extracted from the cavity of patient and is wrapped in the groove 36 of rotating disk 19, this reality The contrast apparatus for applying example offer is safe and reliable.
Fig. 7 is the structural representation for the contrast apparatus that the embodiment of the utility model one provides.Fig. 8 is the radiography shown in Fig. 7 The top view of device.The conduit plucking assembly for the contrast apparatus that the present embodiment provides includes rotating disk 19, auxiliary section.
For concrete example, the contrast apparatus of the present embodiment offer, injection drive device is the push rod device of the example above 3, conduit plucking assembly includes rotating disk 19, auxiliary section.Led as shown in fig. 7, auxiliary section cooperates with rotating disk 19 with forming intervention Pipe 12 wears space.In a kind of possible implementation, auxiliary section is cooperation rotating disk 31；Coordinate at rotating disk 31 and rotating disk 19 Contacted in the outer circumference surface of same plane and cooperation rotating disk 31 with the outer circumferential portion of rotating disk 19 and wear space to form first 35, first, which wears space 35, is used to wear interposing catheter 12；Coordinate the rotation direction of rotating disk 31 and rotating disk 19 on the contrary, and then making Interposing catheter 12 reliably extracts the cavity of patient.
Further, in addition to take-up device 32, take-up device 32 are arranged between cooperation rotating disk 31 and rotating disk 19 to adjust Section coordinates the thrust between rotating disk 31 and rotating disk 19.
For concrete example, when interposing catheter 12 to be extracted, the inverse time under the drive of rotating disk motor 28 of rotating disk 19 Pin is rotated, and in the presence of frictional force, being located in the first interposing catheter 12 worn in space 35 can gradually be extracted patient's Cavity, while coordinate rotating disk 31 accordingly to turn clockwise, further in the presence of take-up device 32, the quilt of interposing catheter 12 Reliably extract the cavity of patient.Alternatively, the diameter of rotating disk 19 and cooperation rotating disk 31 is preferably a diameter of between 2-15cm 8cm.Alternatively, rotating disk 19 is provided with the groove 36 of the arc matched with interposing catheter 12, and the groove 36 of arc is provided with anti-skidding Material or non-slip texture, to increase the frictional force between rotating disk 19 and interposing catheter 12.Alternatively, rotating disk 19 passes through fixed plate 37 are arranged on pedestal 1, coordinate rotating disk 31 to be arranged on by portable plate 34 on pedestal 1, and rotating disk 19 and cooperation rotating disk 31 are symmetrical Arrangement at grade, drives can thus further rotating disk 19 and coordinate rotating disk 31 to rotate, preferably to make interposing catheter 12 extract the cavity of patient.It should be noted that fixed plate 37 is fixedly mounted on pedestal 1, portable plate 34 is movably arranged on base On seat 1, such as portable plate 34 is arranged on pedestal 1 by bearing pin, and portable plate 34 can be rotated with opposite base 1.Further, Take-up device 32 is arranged on portable plate 34 and fixed plate 37 between the two, so that rotating disk 19 and cooperation rotating disk 31 mutually compress.Can Selection of land, coordinates the outer circumference surface of rotating disk 31 to be provided with the groove 36 of arc, and the groove 36 of arc is provided with anti-slip material or anti- Sliding lines, the frictional force between rotating disk 31 and interposing catheter 12 is coordinated with increase.Further, in order to more efficiently extract Jie Enter conduit 12, coordinate rotating disk 31 that motor can also be set, rotating disk 31 is coordinated under the driving of motor by rotating disk 19 The opposite direction rotation of direction of rotation, more reliably to make interposing catheter 12 extract the cavity of patient.
It should be noted that the rotation of rotating disk 19 can be driven by rotating disk motor 28, while rotating disk 31 is coordinated to turn Rotated under the drive of disk 19；Or coordinate rotating disk 31 to be driven by motor, while rotating disk 19 is rotated in cooperation rotating disk Rotated under 31 drive；Or the rotation of rotating disk 19 can be driven by rotating disk motor 28, coordinate rotating disk 31 can be by driving Motor drives；Depending on the rotation of rotating disk 19 and cooperation rotating disk 31 is with specific reference to actual conditions, however it is not limited to this.
It should be noted that the contrast apparatus of the present embodiment can also include controller, the remote control for being provided with control button Device, temperature-detecting device and heating apparatus etc., on be provided with the controller of control button, remote control, temperature-detecting device and Heating apparatus etc., referring to the explanation of above-described embodiment, it will not be repeated here.
The contrast apparatus that the present embodiment provides disclosure satisfy that 12 two operations of injection contrast solution and extraction interposing catheter require, Doctor can also be made to perform radiography operation in observation ward, avoid doctor from being radiated, facility is brought for radiography operation.Further Ground, when using push rod device 3, rotating disk 19, coordinate the contrast apparatus in the composition the present embodiment such as rotating disk 31 when, by by rotating disk 19 Cooperated with cooperation rotating disk 31 to form the space that wears of interposing catheter 12, while rotating disk 19 or cooperation rotating disk 31 can be to contacts Interposing catheter 12 apply frictional force.During radiography, injection device is controlled by contrast solution by controlling the propulsion of push rod device 3 It is expelled in the cavity of patient, meanwhile, during in order to which interposing catheter 12 being extracted from the cavity of patient, rotating disk 19 drives in rotating disk Rotated under the drive of motor 28, while coordinate rotating disk 31 in the presence of frictional force, to be situated between to be rotated with the opposite direction of rotating disk 19 Enter the cavity that conduit 12 is pulled out patient.Further, can by the take-up device 32 set between rotating disk 19 and rotating disk 31 The thrust between rotating disk 31 and rotating disk 19 is coordinated to be further ensured that interposing catheter 12 reliably extracts the chamber of patient with regulation Road.
Fig. 9 is the structural representation for the contrast apparatus that the utility model another embodiment provides.Shown in the present embodiment and Fig. 7 The difference of contrast apparatus be that the auxiliary section in the present embodiment is wheel group.
In a kind of possible implementation, wheel group includes：First pulley 38, second pulley 39, the 3rd pulley 41, belt 40；First pulley 38, second pulley 39, the 3rd pulley 41 are triangularly arranged and are connected by belt 40；First pulley Belt 40 between 38 and second pulley 39 contacts with the outer circumferential portion of rotating disk 19 wears space 43 to form second, the Two, which wear space 43, is used to wear interposing catheter 12.
Further, the 3rd pulley 41 is thrust size of the tensioning wheel between left regulation wheel group and rotating disk 19.Citing comes To say, the 3rd pulley 41 can be tensioning wheel, and a back-moving spring 42 can also be set to be connected composition tensioning wheel with the 3rd pulley 41, By adjusting thrust size of the telescopic spring length of back-moving spring 42 between left regulation wheel group and rotating disk 19.
For concrete example, the present embodiment is contacted with the outer circumferential portion of rotating disk 19 by belt 40 and worn with forming second If space 43, it can further increase the contact area of rotating disk 19 and interposing catheter 12 by belt 40, and then increase rotating disk 19 with the frictional force of interposing catheter 12, be advantageous to the cavity that patient is smoothly extracted on the ground of interposing catheter 12.In use, intervention is led Pipe 12 is placed between rotating disk 19 and belt 40, and in the presence of tensioning wheel, belt 40 can be pressed on rotating disk 19, now made The rotate counterclockwise of rotating disk 19, interposing catheter 12 extracts the cavity of patient in the presence of frictional force.
It should be noted that the contrast apparatus of the present embodiment can also include controller, the remote control for being provided with control button Device, temperature-detecting device and heating apparatus etc., on be provided with the controller of control button, remote control, temperature-detecting device and Heating apparatus etc., referring to the explanation of above-described embodiment, it will not be repeated here.
The contrast apparatus that the present embodiment provides disclosure satisfy that 12 two operations of injection contrast solution and extraction interposing catheter require, Doctor can also be made to perform radiography operation in observation ward, avoid doctor from being radiated, facility is brought for radiography operation.Further Ground, when the contrast apparatus in using the composition the present embodiment such as push rod device 3, rotating disk 19, wheel group, pass through rotating disk 19 and wheel group phase Mutually coordinate to form the space that wears of interposing catheter 12, while rotating disk 19 or wheel group 1 can rub to the application of interposing catheter 12 of contact Wipe power.During radiography, when needing to extract interposing catheter 12 from the cavity of patient, rotating disk 19 is in rotating disk motor 28 Lower rotation is driven, makes the rotation of wheel group to realize the transmission of belt 40, in the presence of frictional force, is located in rotating disk 19 and belt Interposing catheter 12 between 40 can successfully extract the cavity of patient.Further, by the way that the 3rd pulley 41 in wheel group is set Being set to tensioning wheel can be with the thrust size between left regulation wheel group and rotating disk 19, so as to ensure that interposing catheter 12 reliably extracts trouble The cavity of person.
Finally it should be noted that：Above example is only to illustrate the technical scheme of the embodiment of the present application, rather than it is limited System；Although the application is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：Its The technical scheme described in foregoing embodiments can still be modified, or which part technical characteristic is equal Replace；And these modifications or replacement, the essence of appropriate technical solution is departed from each embodiment technical scheme of the application In the case of spirit and scope, you can to understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can Realized by the mode of software plus required general hardware platform, naturally it is also possible to pass through hardware.Based on such understanding, on The part that technical scheme substantially in other words contributes to prior art is stated to embody in the form of software product, should Computer software product can store in a computer-readable storage medium, and computer readable recording medium storing program for performing includes being used for calculate The readable form storage of machine (such as computer) or transmission information.
(set it will be understood by those skilled in the art that the embodiment of the utility model embodiment can be provided as method, apparatus It is standby) or computer program product.Therefore, the utility model embodiment can use complete hardware embodiment, complete software to implement The form of embodiment in terms of example or combination software and hardware.Moreover, the utility model embodiment can be used in one or more The computer-usable storage medium for wherein including computer usable program code (includes but is not limited to magnetic disk storage, CD- ROM, optical memory etc.) on the form of computer program product implemented.
The utility model embodiment is with reference to the method, apparatus (equipment) and computer journey according to the utility model embodiment The flow chart and/or block diagram of sequence product describes.It should be understood that can be by computer program instructions implementation process figure and/or square frame Each flow and/or square frame in figure and the flow in flow chart and/or block diagram and/or the combination of square frame.This can be provided A little computer program instructions are to all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices Processor to produce a machine so that pass through computer or the finger of the computing device of other programmable data processing devices Order, which produces, to be used to realize what is specified in one flow of flow chart or multiple flows and/or one square frame of block diagram or multiple square frames The device of function.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in individual square frame or multiple square frames.
Although having been described for the preferred embodiment of the utility model embodiment, those skilled in the art once learn Basic creative concept, then can make other change and modification to these embodiments.So appended claims are intended to solve It is interpreted as including preferred embodiment and falls into having altered and changing for the utility model embodiment scope.Obviously, this area Technical staff can carry out the essence of various changes and modification without departing from the utility model embodiment to the utility model embodiment God and scope.So, if these modifications and variations of the utility model embodiment belong to the utility model embodiment right and wanted Ask and its equivalent technologies within the scope of, then the utility model embodiment be also intended to comprising these change and modification including.

Claims (27)

  1. A kind of 1. contrast apparatus, it is characterised in that including：Interposing catheter, injecting assembly, conduit plucking assembly and to above-mentioned portion The controller that part is controlled；
    One end of the interposing catheter is used to be connected with the dispensing end of the injecting assembly, and the other end of the interposing catheter is used for Get involved in the cavity for treating radiography；
    The injecting assembly is used to inject contrast solution to the cavity for treating radiography by the interposing catheter；
    The conduit plucking assembly is used to that the cavity of radiography will to be treated described in interposing catheter extraction.
  2. 2. device according to claim 1, it is characterised in that the injecting assembly includes：Pedestal, installed in the pedestal On injection drive device and by injecting injection device of the installed part on the pedestal；
    The injection drive device is used to drive the injection device to note to the cavity for treating radiography by the interposing catheter Penetrate contrast solution.
  3. 3. device according to claim 2, it is characterised in that it is described injection drive device be：Push rod device；The push rod Device is arranged on the pedestal by push rod mounting seat；
    The push rod of the push rod device props up the propulsion end of the injection device to drive the injection device to treat radiography to described Cavity inject the contrast solution；
    The push rod device is connected with the controller, and the controller is used for the fltting speed by controlling the push rod device To control the injection device to the injection speed of the cavity injection contrast solution for treating radiography.
  4. 4. device according to claim 3, it is characterised in that be provided with pressure sensing on the push rod of the push rod device Device, the pressure sensor are connected with the controller；The controller is used for the pressure gathered according to the pressure sensor Value controls the fltting speed of the push rod device to control the pressure in the cavity to be no more than safety value.
  5. 5. device according to claim 4, it is characterised in that the push rod device is：Electric pushrod or Electrohydraulic push rod.
  6. 6. device according to claim 5, it is characterised in that the injection device is syringe；The syringe goes out Liquid mouth end is the dispensing end of the injection device, and the tailpiece of the piston rod of the syringe is the propulsion end of the injection device.
  7. 7. device according to claim 5, it is characterised in that the injection device is flexible flask for medicinal preparations, the flexible medicine The outlet end of agent bottle is the outlet end of the dispensing end of the injection device, the flexible flask for medicinal preparations and the flexible flask for medicinal preparations Relative one end is the propulsion end of the injection device.
  8. 8. device according to claim 2, it is characterised in that the injection drive device is liquid pump, and the liquid pump is used for The injection device is driven to inject the contrast solution to the cavity for treating radiography；
    The liquid pump is connected with the controller, and the controller is used for by controlling the liquid pump to control the injection device The injection speed of the contrast solution is injected to the cavity for treating radiography.
  9. 9. device according to claim 8, it is characterised in that the injection device includes：Flask for medicinal preparations, feed tube, go out liquid Pipe, safety valve, hydrostatic sensor, the flask for medicinal preparations are arranged on the injection installed part, and the liquid outlet of the flask for medicinal preparations passes through The feed tube connects with the inlet of the liquid pump；The inlet of the safety valve passes through the drain pipe and the liquid pump Liquid outlet connects, and the outlet end of the safety valve is the dispensing end of the injection device, for connecting the interposing catheter；Institute State safety valve be used for control the entrance cavity in the pressure of the contrast solution be no more than preset value；The hydrostatic sensor is set Put inside the liquid pump or at the liquid outlet of the liquid pump, for gathering the pressure for the contrast solution for injecting the interposing catheter Value.
  10. 10. device according to claim 2, it is characterised in that the conduit plucking assembly is slide unit；The slide unit bag Include：Moving element, retaining element, slide unit motor；The pedestal, the slide unit motor are installed in the moving element For driving the moving element mobile so that the interposing catheter extracts the cavity in the retaining element.
  11. 11. device according to claim 10, it is characterised in that the slide unit is connected with the controller, the control Device is used to control the slide unit motor to drive the moving element to move in the retaining element by default translational speed So that the interposing catheter extracts the cavity.
  12. 12. device according to claim 11, it is characterised in that the slide unit is ball wire rod-type slide unit, rack-and-pinion Any of type slide unit, synchronous banding pattern slide unit, cylinder type slide unit, linear motor type slide unit.
  13. 13. device according to claim 2, it is characterised in that the conduit plucking assembly includes：Expansion link；It is described to stretch The front end of contracting bar is provided with extraction ring；The expansion link is used to wear described in the interposing catheter extraction of the extraction ring Cavity.
  14. 14. device according to claim 13, it is characterised in that the expansion link is connected with the controller, the control Device processed is used to control the expansion link that the interposing catheter for wearing the extraction ring is extracted into institute by default retraction speed State cavity.
  15. 15. device according to claim 14, it is characterised in that the expansion link be electric expansion bar, hydraulically extensible bar, Any of air pressure telescopic link.
  16. 16. device according to claim 2, it is characterised in that the conduit plucking assembly includes：Rotating disk, rotating disk driving Component；
    The rotating disk drive component is used to drive the turntable rotation so that the interposing catheter is extracted into the cavity.
  17. 17. device according to claim 16, it is characterised in that the outer circumference surface setting of the rotating disk is fluted, described Groove is matched with the interposing catheter to house the interposing catheter.
  18. 18. device according to claim 16, it is characterised in that the rotating disk drive component includes：Rotating disk motor, Gear drive；
    The gear drive includes：One-stage gear, secondary gear, installation axle；Pass through one-level described in the installation axis connection Gear and the secondary gear；The secondary gear is connected by shaft coupling with the motor output shaft of the rotating disk motor, The one-stage gear is connected with the rotating disk.
  19. 19. device according to claim 18, it is characterised in that the rotating disk motor is connected with the controller, The controller is used to control the rotating disk motor to drive the rotating disk to rotate by default rotating speed so that the intervention to be led Pipe extracts the cavity.
  20. 20. device according to claim 16, it is characterised in that the conduit plucking assembly also includes：Auxiliary section；It is described What auxiliary section and the rotating disk cooperated to form the interposing catheter wears space.
  21. 21. device according to claim 20, it is characterised in that the auxiliary section is cooperation rotating disk；The cooperation rotating disk Be in same plane with the rotating disk and the outer circumference surface for coordinating rotating disk contact with the outer circumferential portion of the rotating disk with Form first and wear space, described first, which wears space, is used to wear the interposing catheter；The cooperation rotating disk and the rotating disk Rotation direction it is opposite.
  22. 22. device according to claim 21, it is characterised in that be also arranged on including take-up device, the take-up device It is described to coordinate between rotating disk and the rotating disk to adjust the thrust between the cooperation rotating disk and the rotating disk.
  23. 23. device according to claim 20, it is characterised in that the auxiliary section is wheel group.
  24. 24. device according to claim 23, it is characterised in that the wheel group includes：First pulley, second pulley, Three pulleys, belt；The first pulley, second pulley, the 3rd pulley are triangularly arranged and connected by the belt transmission； Belt between the first pulley and the second pulley contacts with the outer circumferential portion of the rotating disk to be worn with forming second If space, described second, which wears space, is used to wear the interposing catheter.
  25. 25. device according to claim 24, it is characterised in that the 3rd pulley is tensioning wheel to adjust the wheel group With the thrust between the rotating disk.
  26. 26. according to any described device of claim 2 to 25, it is characterised in that also include：Temperature-detecting device and heating fill Put；
    The temperature-detecting device is used to detect the real time temperature of contrast solution in the injection device and be sent to the controller；
    The controller is used to judge the real time temperature whether within the scope of default temperature, and the result control according to judgement The heating apparatus is made to heat the injection device.
  27. 27. device according to claim 26, it is characterised in that the contrast apparatus includes remote control；The remote control Enter row data communication with the controller.
CN201720110574.3U 2017-01-23 2017-02-06 Contrast apparatus Expired - Fee Related CN207203209U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2017200875110 2017-01-23
CN201720087511 2017-01-23

Publications (1)

Publication Number Publication Date
CN207203209U true CN207203209U (en) 2018-04-10

Family

ID=61809137

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720110574.3U Expired - Fee Related CN207203209U (en) 2017-01-23 2017-02-06 Contrast apparatus

Country Status (1)

Country Link
CN (1) CN207203209U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108339188A (en) * 2017-01-23 2018-07-31 上海长海医院 Contrast apparatus
CN112190335A (en) * 2020-10-22 2021-01-08 北京唯迈医疗设备有限公司 Intervene supplementary operation robot

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108339188A (en) * 2017-01-23 2018-07-31 上海长海医院 Contrast apparatus
WO2018141221A1 (en) * 2017-01-23 2018-08-09 上海长海医院 Radiography apparatus
CN108339188B (en) * 2017-01-23 2020-08-14 上海长海医院 Radiography device
CN112190335A (en) * 2020-10-22 2021-01-08 北京唯迈医疗设备有限公司 Intervene supplementary operation robot

Similar Documents

Publication Publication Date Title
CN108339188A (en) Contrast apparatus
DE69637457T2 (en) Injector for X-ray contrast agent
CN207203209U (en) Contrast apparatus
EP3706687B1 (en) Compression garment systems
CA3032123A1 (en) Automated drug delivery systems and methods
CN108030538A (en) A kind of Cardiological tapping device
CN106730062B (en) A kind of intelligent puncturing drainage apparatus for being used to extract pleural effusion
CN105288778B (en) A kind of automatic transfusion device
CN107638610A (en) A kind of automatic injection system
CN208927235U (en) Multi-functional dedicated enema syringe
CN107854164A (en) A kind of new chest tumor puncture device
CN204543140U (en) double syringe
CN205626524U (en) Electric fluid injection aid
CN113576611B (en) Uniform-speed push injection type anesthesia device
CN206714781U (en) A kind of autologous fat transplantation device
CN205885548U (en) Clinical function mating type treatment device of intracardiac branch of academic or vocational study
CN205215871U (en) Anus enterochirurgia supplies liquid operation device with injection
CN209900218U (en) Negative pressure therapeutic instrument and therapeutic system
CN208389095U (en) A kind of automatic injection system
CN205286826U (en) Gynecological examining table
CN211244858U (en) Bladder irrigator
CN204972027U (en) Salvage auxiliary vehicle
CN205198374U (en) Anesthesia medicament injection auxiliary device
CN207071164U (en) A kind of oncology nurses PCI special purpose device
CN204972026U (en) Multi -functional nursing car that dispenses

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180410

Termination date: 20210206

CF01 Termination of patent right due to non-payment of annual fee