CN216148823U - Automatic medicine pushing device for retrograde pyeloureterography - Google Patents
Automatic medicine pushing device for retrograde pyeloureterography Download PDFInfo
- Publication number
- CN216148823U CN216148823U CN202121045252.8U CN202121045252U CN216148823U CN 216148823 U CN216148823 U CN 216148823U CN 202121045252 U CN202121045252 U CN 202121045252U CN 216148823 U CN216148823 U CN 216148823U
- Authority
- CN
- China
- Prior art keywords
- base
- needle tube
- screw rod
- pyeloureterography
- shaft sleeve
- 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
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an automatic medicine pushing device for retrograde ureteropeography, which comprises a base and a needle tube arranged on the base, wherein a groove matched with the needle tube is formed in the base; the power mechanism comprises a motor speed reducer arranged in the base, a screw rod connected with the motor speed reducer and a telescopic shaft sleeve connected with the piston, the screw rod is in threaded connection with the telescopic shaft sleeve, and a threaded hole matched with the screw rod in thread is formed in the telescopic shaft sleeve; the utility model replaces the traditional manual pushing method, and avoids the condition that the operator exposes the body of the operator to the environment of X-rays, thereby avoiding the damage of the X-rays to the body of the operator; meanwhile, the working intensity of the operator is reduced, and the working efficiency is improved; in addition, the medicine pushing speed is controlled, the medicine pushing speed is more uniform, and the contrast effect is better.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to an automatic medicine pushing device for retrograde pyeloureterography.
Background
Retrograde urography is an important examination procedure in urology surgery, in which a ureteral catheter is inserted into one or both side delivery tubes through a cystoscope until the ureteral catheter reaches the renal pelvis, and then a contrast medium is injected through a syringe to visualize the lesion. Compared with intravenous pyelography, the retrourethrography has better effect, and can be used for developing patients with renal dysfunction or over-narrow urethra. However, in a specific contrast process, a doctor or a family member of a patient is required to push a contrast agent into a ureter of the patient, an examination room for contrast is full of X-rays, and when the doctor or the family member of the patient pushes the contrast agent in the examination room, the body of the doctor or the family member of the patient is exposed to the X-rays and can be damaged; and the speed of manually pushing the contrast agent is not easy to control, the operation process is complex, time and labor are wasted, and the labor intensity is high.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems that the traditional retrograde urography causes harm to the body of a patient and the operation process is complex, the utility model provides an automatic medicine pushing device for retrograde pyeloureterography.
The technical scheme adopted by the utility model is as follows: the retroversion pyeloureterography automatic medicine pushing device comprises a base and a needle tube arranged on the base, wherein a groove matched with the needle tube is formed in the base, the needle tube is arranged in the groove, the surface of the needle tube is flush with the surface of the base, and a piston and a power mechanism for driving the piston to slide in the needle tube are arranged in the needle tube; the power mechanism comprises a motor speed reducer arranged in the base, a screw rod connected with the motor speed reducer and a telescopic shaft sleeve connected with the piston, the screw rod is in threaded connection with the telescopic shaft sleeve, and a threaded hole matched with the screw rod in a threaded mode is formed in the telescopic shaft sleeve. The groove plays a role in fixing and limiting the needle tube. When the device is used, the needle tube is filled with the contrast medium through the power mechanism, the base is placed in the examination room, the corresponding pipeline is connected, the power mechanism is started, the power mechanism drives the piston to slide in the needle tube, and the contrast medium in the needle tube is automatically pushed into the body of a patient. That is, the entire injection procedure is automated without human intervention. The utility model replaces the traditional manual pushing method, and avoids the condition that the operator exposes the body of the operator to the environment of X-rays, thereby avoiding the damage of the X-rays to the body of the operator; meanwhile, the working intensity of the operator is reduced, and the working efficiency is improved; in addition, the medicine pushing speed is controlled, the medicine pushing speed is more uniform, and the contrast effect is better. The specific principle of the power mechanism is as follows: the motor deceleration drives the screw rod to synchronously rotate, and the telescopic shaft sleeve is provided with a threaded hole matched with the screw rod threads, so that the screw rod drives the telescopic shaft sleeve to axially move relative to the screw rod in the rotating process, and finally the piston is pushed to slide in the needle tube, thereby achieving the purpose of pushing the contrast medium in the needle tube.
Furthermore, a fixing mechanism for fixing the needle tube and the base is arranged on the base. The groove has a first heavy fixing effect on the needle tube, the fixing mechanism has a second heavy fixing effect, and the firmness and the stability of the needle tube installation are ensured under the dual measures.
Further, fixed establishment is including arranging the fixed plate above the recess, and fixed plate one end is articulated with the base, and the other end passes through bolted connection with the base, through stirring the fixed plate, makes the fixed plate rotate around the hinge point, and the rethread bolt is connected the other end and the base of fixed plate, with the firm recess of fixing in the fixed plate below of needle tubing.
Further, an auxiliary mounting groove communicated with the groove is formed in the base. The auxiliary mounting groove is convenient for an operator to mount and dismount the needle tube into and from the groove by fingers.
Furthermore, the bottom of the base is provided with the anti-slip pad, so that the friction force between the base and the placing plane is increased, and the base is firmly placed on the mounting plane.
Further, the base is provided with a sensor close to the position of the opening of the needle tube, and the sensor is used for detecting whether the piston pushes the opening of the needle tube or not, so that equipment is prevented from being damaged, and the service life of the equipment is prolonged.
Further, the tip of lead screw is provided with the limiting plate, avoids droing between lead screw and the telescopic shaft cover.
Furthermore, the surface of the needle tube is provided with scales, so that an operator can know the volume of the contrast medium in the needle tube in real time.
Further, still include with motor electric connection's controller, be provided with the switch on the controller and adjust the acceleration button and the speed reduction button of motor reducer rotational speed. The switch can control the start and stop of the motor, and the acceleration button and the deceleration button can respectively control the rotating speed of the motor reducer, so as to control the medicine pushing speed and meet different patients. The controller can be in wired connection with the motor reducer or in wireless connection.
The utility model has the beneficial effects that:
1. the utility model replaces the traditional manual pushing method, and avoids the condition that the operator exposes the body of the operator to the environment of X-rays, thereby avoiding the damage of the X-rays to the body of the operator; meanwhile, the working intensity of the operator is reduced, and the working efficiency is improved; in addition, the medicine pushing speed is controlled, the medicine pushing speed is more uniform, and the contrast effect is better.
2. The groove has a first fixing effect on the needle tube, the fixing mechanism has a second fixing effect, and the firmness and stability of the needle tube installation are ensured under the dual measures.
3. The auxiliary mounting groove of the utility model is convenient for an operator to mount and dismount the needle tube into and from the groove by fingers.
4. The anti-slip pad is arranged at the bottom of the base, so that the friction force between the base and the placing plane is increased, and the base is firmly placed on the mounting plane.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a schematic view of the structure of the groove of the present invention.
Labeled as:
1. a base; 2. a needle tube; 3. a piston; 4. a fixing plate; 5. a bolt; 6. a sensor; 7. a limiting plate; 8. a controller;
101. a groove; 102. an auxiliary mounting groove; 201. a motor reducer; 202. a screw rod; 203. a telescopic shaft sleeve; 204. a threaded bore.
Detailed Description
In the description of the present invention, it should be noted that the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model is further described below with reference to the accompanying drawings.
Example one
Referring to fig. 1 and 2, the retrograde pyeloureterography automatic medicine pushing device comprises a base 1 and a needle tube 2 arranged on the base, wherein a groove 101 matched with the needle tube is formed in the base, the needle tube is arranged in the groove, the surface of the needle tube is flush with the surface of the base, and a piston and a power mechanism for driving the piston to slide in the needle tube are arranged in the needle tube; the power mechanism comprises a motor speed reducer 201 arranged in the base, a screw rod 202 connected with the motor speed reducer and a telescopic shaft sleeve 203 connected with the piston, the screw rod is in threaded connection with the telescopic shaft sleeve, and a threaded hole 204 matched with the screw rod in thread is formed in the telescopic shaft sleeve. The groove plays a role in fixing and limiting the needle tube. When the device is used, the needle tube is filled with the contrast medium through the power mechanism, the base is placed in the examination room, the corresponding pipeline is connected, the power mechanism is started, the power mechanism drives the piston to slide in the needle tube, and the contrast medium in the needle tube is automatically pushed into the body of a patient. That is, the entire injection procedure is automated without human intervention. The utility model replaces the traditional manual pushing method, and avoids the condition that the operator exposes the body of the operator to the environment of X-rays, thereby avoiding the damage of the X-rays to the body of the operator; meanwhile, the working intensity of the operator is reduced, and the working efficiency is improved; in addition, the medicine pushing speed is controlled, the medicine pushing speed is more uniform, and the contrast effect is better. The specific principle of the power mechanism is as follows: the motor deceleration drives the screw rod to synchronously rotate, and the telescopic shaft sleeve is provided with a threaded hole matched with the screw rod threads, so that the screw rod drives the telescopic shaft sleeve to axially move relative to the screw rod in the rotating process, and finally the piston is pushed to slide in the needle tube, thereby achieving the purpose of pushing the contrast medium in the needle tube. The model of the motor reducer can be selected according to the size of the needle tube and the required torque; the lead screw is preferably a trapezoidal lead screw, so that the service life of the lead screw can be prolonged.
In this embodiment, a non-slip pad (not shown) is disposed at the bottom of the base, so as to increase the friction between the base and the placing plane, and the base is firmly placed on the mounting plane.
Referring to fig. 1, in the present embodiment, a sensor 6 is disposed at a position of the base close to the mouth of the needle tube, and is used for detecting whether the piston is pushed to the mouth of the needle tube, so as to avoid damaging the device, and to improve the service life of the device.
Referring to fig. 1, in the embodiment, a limiting plate 7 is disposed at an end of the screw rod to prevent the screw rod from falling off from the telescopic shaft sleeve.
In this embodiment, the needle tube is provided with graduations (not shown) on its surface to facilitate the operator to know the volume of contrast medium in the needle tube in real time.
Referring to fig. 1 and 2, the present embodiment further includes a controller 8 electrically connected to the motor, and the controller is provided with a switch, and an acceleration button and a deceleration button for adjusting the rotation speed of the motor reducer. The switch can control the start and stop of the motor, and the acceleration button and the deceleration button can control the rotating speed of the motor reducer, so as to control the medicine pushing speed and meet different patients. The controller can be in wired connection with the motor reducer or in wireless connection.
Example two
Referring to fig. 1 and 2, in the present embodiment, a fixing mechanism for fixing the needle tube and the base is provided on the base in addition to the first embodiment. The groove has a first heavy fixing effect on the needle tube, the fixing mechanism has a second heavy fixing effect, and the firmness and the stability of the needle tube installation are ensured under the dual measures.
Referring to fig. 1 and 2, the fixed establishment of this embodiment is including arranging fixed plate 4 above the recess, and fixed plate one end is articulated with the base, and the other end passes through bolted connection 5 with the base, through stirring the fixed plate, makes the fixed plate rotate around the hinge point, and the rethread bolt is connected the other end of fixed plate and base, with the firm recess of fixing in the fixed plate below of needle tubing.
EXAMPLE III
Referring to fig. 1 and 2, on the basis of the first embodiment, the present embodiment is provided with an auxiliary installation groove 102 communicating with the groove on the base. The auxiliary mounting groove is convenient for an operator to mount and dismount the needle tube into and from the groove by fingers.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The retrograding pyeloureterography automatic medicine pushing device is characterized by comprising a base (1) and a needle tube (2) arranged on the base, wherein a groove (101) matched with the needle tube is formed in the base, the needle tube is arranged in the groove, the surface of the needle tube is flush with the surface of the base, and a piston and a power mechanism for driving the piston to slide in the needle tube are arranged in the needle tube;
the power mechanism comprises a motor speed reducer (201) arranged in the base, a screw rod (202) connected with the motor speed reducer and a telescopic shaft sleeve (203) connected with the piston, the screw rod is in threaded connection with the telescopic shaft sleeve, and a threaded hole (204) matched with the screw rod in a threaded manner is formed in the telescopic shaft sleeve.
2. The retrogradable pyeloureterography automatic drug delivery device according to claim 1, wherein the base is provided with a fixing mechanism for fixing the needle tube and the base.
3. The retronephropyureterography automatic drug delivery device according to claim 2, characterized in that the fixing mechanism comprises a fixing plate (4) arranged above the groove, one end of the fixing plate is hinged with the base, and the other end is connected with the base through a bolt (5).
4. The retrograde pyeloureterography automatic drug delivery device according to claim 1, wherein the base is provided with an auxiliary mounting groove (102) communicating with the groove.
5. The retronephropyureterography automatic drug delivery device according to claim 1, wherein a non-slip pad is provided at the bottom of the base.
6. The retronephropyureterography automatic drug delivery device according to claim 1, wherein a sensor (6) is provided at a position of the base near the mouth of the needle tube.
7. The retronephropyureterography automatic drug pushing device is characterized in that a limiting plate (7) is arranged at the end of the screw rod.
8. The retrogradable pyeloureterography automatic drug delivery device according to claim 1, wherein the needle tube is provided with graduations on a surface thereof.
9. The retrograde pyeloureterography automatic drug delivery device according to claim 1, further comprising a controller (8) electrically connected to the motor, wherein the controller is provided with a switch, an acceleration button and a deceleration button for adjusting the rotation speed of the motor reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121045252.8U CN216148823U (en) | 2021-05-15 | 2021-05-15 | Automatic medicine pushing device for retrograde pyeloureterography |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121045252.8U CN216148823U (en) | 2021-05-15 | 2021-05-15 | Automatic medicine pushing device for retrograde pyeloureterography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216148823U true CN216148823U (en) | 2022-04-01 |
Family
ID=80835022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121045252.8U Expired - Fee Related CN216148823U (en) | 2021-05-15 | 2021-05-15 | Automatic medicine pushing device for retrograde pyeloureterography |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216148823U (en) |
-
2021
- 2021-05-15 CN CN202121045252.8U patent/CN216148823U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2618159C2 (en) | System of liquid administration with different systems of injection procedure control | |
| US7025757B2 (en) | Syringe loading devices for use with syringes and medical injectors | |
| KR101355032B1 (en) | Computer controlled drug delivery system with dynamic pressure sensing | |
| US20050004514A1 (en) | Drug infusion device with tissue identification using pressure sensing | |
| EP2240219A2 (en) | Method for correcting medical fluid injection pressures based on usage | |
| CN108565030B (en) | Remote medical equipment convenient for old people to take medicine based on Internet of things | |
| US20150231325A1 (en) | Power injector with movable joint-integrated signal transmission connector | |
| CN111939378A (en) | High-pressure injection device and high-pressure injection system | |
| CN216148823U (en) | Automatic medicine pushing device for retrograde pyeloureterography | |
| CN113713202A (en) | High pressure contrast media injection system | |
| CN219595480U (en) | Angiocardiography injector | |
| JPWO2017169698A1 (en) | Contrast medium thermal infusion system for microcatheter and therapeutic suspension thermal infusion system | |
| Maglinte et al. | A comparison of pumps used for enteroclysis. | |
| CN212973042U (en) | Puncture needle positioning transmitter for ultrasonic interventional therapy | |
| CN111790017A (en) | Nuclear magnetic high-pressure injection system for controlling different injection procedures | |
| CN212038478U (en) | Angiocardiography injector | |
| CN108272494B (en) | Lung abscess piercing depth of CT image guide | |
| CN209004808U (en) | A kind of gastrointestinal decompression auxiliary device | |
| CN219439349U (en) | Indwelling lumbar puncture needle device | |
| CN216703108U (en) | Interventional department is with high reliability contrast medium injection device | |
| CN220025917U (en) | Ultrasonic cavitation wound cleaning equipment | |
| CN219742721U (en) | Radioactive source preparation device | |
| CN212940798U (en) | Clinical ascites drainage equipment of gastroenterology | |
| CN215728756U (en) | Magnetic navigation assembly with magnetic force monitoring function | |
| CN220158896U (en) | Hystero-salpingography agent pushing and injecting device |
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: 20220401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |