CN115121177B - Anti-splashing chemotherapy medicine dispenser for oncology nursing - Google Patents

Abstract

The invention relates to the technical field of medical dispensing instruments, in particular to a splash-proof chemotherapy drug dispenser for oncology nursing, which comprises a main support column, wherein at least four dispensing needle cylinders are uniformly arranged outside the main support column, an example drug bottle is arranged at the lower end of each dispensing needle cylinder, a base is arranged below the example drug bottle, an alternate driving mechanism is arranged above the main support column, and the follow-up extraction mechanism is matched to enable the dispensing needle cylinders to be automatically switched to a next group of dispensing needle cylinders to be extracted after one type of drug is extracted, so that compared with the existing mode of extracting the dispensing needle cylinders one by one, the next group of dispensing needle cylinders can be replaced to extract the next type of drug after one type of drug is extracted by the dispensing needle cylinders, the situation that the dispensing process is poor due to the fact that the same dispensing needle cylinder is used for extraction is avoided, and the sterility degree of the dispensing process is improved through the automatic switching of the dispensing needle cylinders of each group.

Description

Anti-splashing chemotherapy medicine dispenser for oncology nursing

Technical Field

The invention relates to the technical field of medical dispensing instruments, in particular to a splash-proof chemotherapy drug dispenser for oncology nursing.

Background

"tumor chemotherapy" is a means for treating tumors, and clinically, tumor cells are killed by chemical drugs to control the tumor condition, and the chemotherapy is usually used for adjuvant chemotherapy after tumor operation and palliative chemotherapy of middle and late stage tumors. Chemotherapy is a means of systemic treatment, and no matter what route is adopted for administration (oral administration, intravenous administration, body cavity administration and the like), chemotherapy drugs are distributed throughout most organs and tissues of the whole body along with blood circulation, and a doctor needs to mix a plurality of medicaments to prepare a medicament specially used for treating tumors in the process of chemotherapy treatment.

However, there are some large and new dispensing devices, but the size is generally large and the cost is too high, so that it is difficult to implement wide application, so most dispensing devices for chemotherapy still use a syringe to extract and then dispense, and the process of extracting the medicament by using the syringe requires manual handling of the medicament and the syringe, which has high operation requirements for operators, so that the stability of the dispensing process is reduced by human factors or other factors during the dispensing process, which easily causes the medicament to splash out, in addition, the application number is: "CN114522613A: in the Chinese patent invention entitled anti-splashing chemotherapy drug dispensing device for oncology nursing, a drug preparation box and a drug taking pump are utilized to effectively send a fixed dose of drugs into a mixing tank for mixing, the accuracy of drug proportioning is ensured, the mixing tank and a mixing rod are utilized to effectively and fully mix the drugs and prevent the drugs from splashing inside the device at the same time, the dispensing capability of the device is ensured, a drug discharger and a valve can effectively control the dose discharged by the mixed drugs, a user can conveniently take the drugs according to use requirements, the practicability of the device is ensured, the design that a drug discharge needle can be directly inserted into a drug storage tank for discharging the drugs can effectively prevent the drugs from contacting with the outside air to cause drug pollution, and the sanitation and safety of the drugs are ensured, the anti-splashing effect in the dispensing process can be really realized through the related understanding of the application, and other good effects are simultaneously realized, but the flexibility and the portability are poor in the specific dispensing process; in addition, a dispensing tank is used for mixing medicaments, and a disposable syringe is usually used for dispensing the medicaments in the current clinical dispensing process so as to ensure the sterility degree of the medicament dispensing process, so that the sterile treatment effect of dispensing the medicaments by using one dispensing tank is poor.

Therefore, the invention provides the anti-splashing chemotherapeutic drug dispensing device for nursing in the oncology department, which can make up for the defects in the prior art and is based on the existing dispensing process and method.

Disclosure of Invention

For solving above-mentioned technical problem, provide a chemotherapy medicine dispenser of anti-splash for oncology nursing, this technical scheme has solved the artifical syringe that utilizes that provides in the above-mentioned background art extracts the medicament and carries out the preparation process stability of medicament relatively poor, the convenient degree of the great use of current device volume is lower and the aseptic processing degree of process of dispensing relatively poor technical problem.

In order to achieve the purpose, the invention adopts the technical scheme that: the anti-splashing chemotherapeutic drug dispenser for oncology nursing comprises a main support column, wherein at least four dispensing needle cylinders are uniformly arranged outside the main support column, the dispensing needle cylinders are used for medical dispensing, an example drug bottle is arranged at the lower end of each dispensing needle cylinder, a base is arranged below the example drug bottle, an alternate driving mechanism is arranged above the main support column, a follow-up extraction mechanism is arranged below the alternate driving mechanism, the upper part of the main support column is connected with the lower part of the alternate driving mechanism through the follow-up extraction mechanism, needle cylinder mounting assemblies are arranged on the outer sides of the dispensing needle cylinders, and a holding adjusting mechanism is arranged above the base;

the alternating drive mechanism includes: grab handle, sleeve, collude type groove, drive and support axle, ejector pad, the top of main tributary dagger is provided with the grab handle, and the below of grab handle is provided with the sleeve to telescopic inner wall has evenly been seted up and has been colluded type groove, the top fixedly connected with drive of the positive front side outer wall supports the axle, the drive is supported the below of axle and is provided with the ejector pad.

Preferably, collude the type groove and be colluding the type structure, and be that colluding one side that the type groove was colluded to the type structure and be vertical form, the opposite side that colludes the type structure of type groove constitution is the heliciform.

Preferably, one side of the pushing block, which is close to the driving abutting shaft, is an inclined surface from top to bottom, the height of the lower end part of the driving abutting shaft is slightly higher than that of the upper end part of the pushing block, the pushing block is located on the motion track of the driving abutting shaft, namely, the motion path of the driving abutting shaft, which takes the sleeve as the rotation center, can be abutted against the inclined surface of the pushing block.

Preferably, the follower extraction mechanism comprises: spring telescopic link, the connection lantern ring, push away strip, push pedal, centripetal groove plectane, lifting strip, support clamp, telescopic inside is inserted and is equipped with spring telescopic link, and this spring telescopic link's dead ahead outer wall sliding connection is in the inside that colludes type groove upper end, and this spring telescopic link's lower extreme fixed connection has cup jointed the connection lantern ring in the upper surface centre of a circle department of centripetal groove plectane, and the spring telescopic link below in telescopic below, the lower extreme fixed connection of ejector pad is in the outer wall of connecting the lantern ring, the lower extreme of ejector pad all articulates there is the push strip, and the lower extreme that pushes away the strip articulates there is the push pedal, the bottom of push pedal is provided with centripetal groove plectane, the bottom of centripetal groove plectane is rotated and is connected in the up end of main tributary strut, and centripetal groove plectane outside surface articulates there is the lifting strip to the outer end of lifting strip articulates there is the support clamp, and this support clamp butt in the upper end of dispensing cylinder.

Preferably, the upper surface of the centripetal groove circular plate is uniformly provided with centripetal sliding grooves, the lower end of the centripetal groove circular plate is connected to the inner part of the centripetal sliding groove on the upper surface of the centripetal groove circular plate in a sliding manner, and the bottom of one end, close to the push plate, of the lifting strip is also connected to the inner part of the centripetal groove on the upper surface of the centripetal groove circular plate in a sliding manner.

Preferably, the syringe mounting assembly comprises: an installation section of thick bamboo, magnetism are detained, elasticity clamping piece, adsorption face, the outside cover of dispensing cylinder is equipped with an installation section of thick bamboo, and the whole material of this installation section of thick bamboo is transparent just the material, an installation section of thick bamboo is half hinge structure, and the two sides of the laminating each other of an installation section of thick bamboo are provided with magnetism respectively and detain, the adsorption face, and this magnetism is detained and can be accomplished automatic magnetic adsorption with the adsorption face, the elasticity clamping piece is evenly installed to the inboard surface of an installation section of thick bamboo.

Preferably, the tray adjustment mechanism includes: the automatic dispensing device comprises a containing supporting rotary disc, a supporting groove, an adjusting sleeve shaft, an adjusting shaft and a clamping ring, wherein the containing supporting rotary disc is arranged in a base, the supporting groove is evenly formed in the upper surface of the containing supporting rotary disc, the supporting groove and a dispensing needle cylinder are located on the same central line, the adjusting sleeve shaft is inserted in the circle center of the containing supporting rotary disc in a penetrating mode, the lower end of the adjusting sleeve shaft is connected to the inside of the base in a rotating mode, and the adjusting shaft is inserted in the adjusting sleeve shaft.

Preferably, the regulating spindle is threaded connection with the regulating sleeve shaft, the upper end of the regulating spindle is rotatably connected to the bottom surface of the main support column, the outer wall of the upper end of the regulating spindle is uniformly and fixedly connected with a clamping ring, the clamping ring can be of a clamping hoop structure, and the clamping structure can be realized.

Preferably, the upper end of the adjusting shaft is rotatably connected to the bottom surface of the main supporting column, and the outer wall of the upper end of the adjusting shaft is uniformly and fixedly connected with a clamping ring.

Compared with the prior art, the invention has the beneficial effects that:

(1) The invention adopts the following alternative driving mechanism and the following drawing mechanism: the alternative driving mechanism is matched with the follow-up extraction mechanism to enable the dispensing needle cylinders to be automatically switched to the next group of dispensing needle cylinders to be extracted after extraction of one type of medicament is completed, so that compared with the existing mode of extracting the dispensing needle cylinders which are taken one by one, the efficiency of extracting the medicament can be improved, the next group of dispensing needle cylinders can be replaced to extract the next type of medicament after the dispensing needle cylinders finish extraction of one type of medicament, the condition that the dispensing process is poor in sterility due to the fact that the same dispensing needle cylinder is used for extraction is avoided, and the sterility of the dispensing process is improved through automatic switching of all groups of dispensing needle cylinders;

(2) The invention adopts the following drawing mechanism: after a user presses the grab handle once and releases pressure, extraction of different medicaments can be completed simply and quickly, the operation process is quick and easy to operate, the medicaments are placed under the dispensing needle cylinder, and the dispensing needle cylinder is installed inside the installation cylinder, so that the stability of the dispensing needle cylinder for extracting the medicaments is improved to the maximum extent, and the defects caused by manually holding the dispensing needle cylinder by hand and extracting the medicaments from an exemplary medicine bottle are effectively overcome;

(3) The invention adopts the following needle cylinder mounting components: the installation barrel is opened in a turnover mode by applying external force, so that the magnetic buckle and the adsorption surface of the attachment surface of the installation barrel are far away from each other under the action of the external force, the installation barrel is opened in a turnover mode, the dispensing needle cylinder is placed inside the installation barrel, the external force is applied again to enable the magnetic buckle and the adsorption surface to complete adsorption again, and therefore installation and fixation of the dispensing needle cylinder are completed, dispensing personnel can conveniently continue to operate through the fixation, meanwhile, the stability of the dispensing needle cylinder in the state is improved, and the defect that a medicament splashes out in the process of extracting and injecting the medicament is effectively overcome;

(4) The invention adopts the following structure: the containers mixed with different medicaments can be placed in the bracket, then the containers are temporarily fixed through the clamping rings, and after the clamping rings are fixed, the dispensing personnel rotate the holding turntable to enable the holding turntable to drive the containers filled with the mixed medicaments to be fully mixed under the action of centrifugal force generated by rotation of the holding turntable, so that the medicament preparation effect is improved;

(5) The invention is through setting up: sleeve shaft, regulating spindle: before the device is used, a dispensing person can adjust the distance between the base and the bottom of the main support column by rotating the adjusting sleeve shaft, and indirectly adjust the distance between the holding turntable and the dispensing needle cylinder, so that the exemplary medicine bottle can be placed below the dispensing needle cylinder, and meanwhile, the lower end of the dispensing needle cylinder can be ensured to extract the medicine and finally complete the injection of the medicine;

(6) After the medicine dispensing device is used, after the medicines are fully mixed, a medicine dispensing person can move the device by directly holding the grab handle by hand, namely, after the medicine dispensing is finished, the device can be used for subsequent treatment of patients by carrying the device by hand, and in view of the structure and the effect of the device, the device is perfected on the basis of the existing medicine dispensing mode, so that the medicine dispensing efficiency is greatly improved, meanwhile, the using method is simple, the operation requirement degree on users is lower, the overall manufacturing cost is more moderate compared with the existing device, and the popularization is stronger.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic bottom perspective view of the present invention;

FIG. 3 is a partial perspective view of the upper end of the sleeve of the present invention;

FIG. 4 is a schematic view of a partial three-dimensional structure of the hook-shaped groove of the present invention;

FIG. 5 is a schematic view of a partially shown three-dimensional structure of a hook-shaped groove of the present invention;

FIG. 6 is a schematic view of a partial top perspective view of the servo pumping mechanism of the present invention;

FIG. 7 is a schematic view of the enlarged partial perspective view at A of FIG. 1 according to the present invention;

FIG. 8 is a partially enlarged perspective view of FIG. 2 at B in accordance with the present invention;

FIG. 9 is a schematic top view of a portion of a raised strip of the present invention;

FIG. 10 is a partially schematic perspective view of the syringe mounting assembly of the present invention;

FIG. 11 is a schematic view of a partial three-dimensional structure of the tray adjustment mechanism of the present invention;

fig. 12 is a partially-shown three-dimensional schematic view of the tray adjusting mechanism of the present invention.

The reference numbers in the figures are:

1. a main support column; 11. a dispensing syringe; 12. an exemplary vial; 13. a base;

2. an alternating drive mechanism; 21. a grab handle; 22. a sleeve; 23. a hook-shaped groove; 24. driving the abutting shaft; 25. a push block;

3. a follow-up extraction mechanism; 31. a spring telescopic rod; 32. a connecting lantern ring; 33. pushing the strip; 34. pushing the plate; 35. a centripetal groove circular plate; 36. lifting the strip; 37. supporting and clamping;

4. a syringe mounting assembly; 41. mounting the cylinder; 42. magnetic buckling; 43. an elastic clip; 44. an adsorption surface;

5. a holding and adjusting mechanism; 51. a holding rotary disc; 52. a bracket; 53. adjusting the sleeve shaft; 54. an adjustment shaft; 55. and (4) clamping a ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

As an embodiment of the present invention

Referring to fig. 1 and 2 and fig. 11 and 12, a splash-proof chemotherapy medicine dispensing device for oncology nursing comprises a main support column 1, wherein at least four dispensing syringes 11 are uniformly arranged outside the main support column 1, the dispensing syringes 11 are syringes for medical dispensing, and are used for drawing out medicine from an exemplary medicine bottle 12 for subsequent dispensing, an exemplary medicine bottle 12 is arranged at the lower end of the dispensing syringes 11, a base 13 is arranged below the exemplary medicine bottle 12, the base 13 is used for placing the device on an operation table, a holding adjusting mechanism 5 is arranged above the base 13, and the holding adjusting mechanism 5 comprises: the medicine dispensing device comprises a holding rotary disc 51, a supporting groove 52, an adjusting sleeve shaft 53, an adjusting shaft 54 and a clamping ring 55, wherein the holding rotary disc 51 is arranged inside a base 13, the supporting groove 52 is uniformly formed in the upper surface of the holding rotary disc 51, the supporting groove 52 and a medicine dispensing needle cylinder 11 are located on the same central line and are used for placing medicine bottles for medicine dispensing, the adjusting sleeve shaft 53 is inserted in the circle center of the holding rotary disc 51 in a penetrating mode, the lower end of the adjusting sleeve shaft 53 is rotatably connected inside the base 13, the adjusting shaft 54 is inserted inside the adjusting sleeve shaft 53, the adjusting shaft 54 is in threaded connection with the adjusting sleeve shaft 53, the upper end of the adjusting shaft 54 is rotatably connected to the bottom surface of a main supporting column 1, the clamping ring 55 is uniformly and fixedly connected to the outer wall of the upper end of the adjusting shaft 54, the clamping ring 55 can be of a clamping hoop structure, and the clamping structure can be achieved.

The working principle is as follows: when in use, after different medicaments are extracted from the interiors of different dispensing needle cylinders 11, a dispensing person takes out a container for mixing all the medicaments, places the container in the surface bracket 52 of the supporting plate 51 below the dispensing needle cylinder 11 right ahead, aligns the lower end of one group of dispensing needle cylinders 11 in the container, and manually presses the upper end of the dispensing needle cylinder 11 to drive the group of medicaments to be injected into the container from the interior of the dispensing needle cylinder 11, then rotates the container filled with one medicament to the lower side of the next group of dispensing needle cylinders 11 by rotating the supporting plate 51 and injects the medicaments into the container according to the steps, so that the medicaments in the different needle cylinders 11 are injected into the mixed containers one by one, thereby realizing the mixed dispensing process, then the containers filled with different medicaments can be placed in the bracket 52, then the containers are temporarily fixed by the clamping ring 55, and after the clamping ring 55 is fixed, the supporting plate 51 is rotated to drive the containers filled with the mixed medicaments to fully rotate under the supporting plate 51 to generate the centrifugal force, thereby obtaining the centrifugal effect of the medicaments;

in addition, through the adjusting sleeve shaft 53 and the adjusting shaft 54 that set up, the personnel of dispensing can be before using this device, through rotating adjusting sleeve shaft 53 with the distance of adjusting base 13 and main tributary strut 1 bottom, indirectly adjust hold the distance between carousel 51 and the syringe 11 that dispenses to can ensure that example medicine bottle 12 can place in the below of syringe 11 that dispenses, also guarantee simultaneously that the lower extreme of syringe 11 that dispenses can extract the medicament and finally accomplish the injection into the medicament.

As example two of the present invention

Referring to fig. 1 and 2 and fig. 6 to 9, a splash-proof chemotherapy drug dispensing device for oncology nursing comprises a main support column 1, wherein at least four dispensing syringes 11 are uniformly arranged outside the main support column 1, the dispensing syringes 11 are syringes for medical dispensing, and are used for drawing out drugs from an exemplary drug bottle 12 for subsequent dispensing, an exemplary drug bottle 12 is arranged at the lower end of the dispensing syringes 11, a base 13 is arranged below the exemplary drug bottle 12, the base 13 is used for placing the device on an operation table, an alternate driving mechanism 2 is arranged above the main support column 1, a follow-up extracting mechanism 3 is arranged below the alternate driving mechanism 2, and the follow-up extracting mechanism 3 comprises: the drug dispensing device comprises a telescopic spring rod 31, a connecting lantern ring 32, a push strip 33, a push plate 34, a centripetal groove circular plate 35, a lifting strip 36 and a supporting clamp 37, wherein the telescopic spring rod 31 is inserted into the sleeve 22, the outer wall of the front of the telescopic spring rod 31 is connected to the inside of the upper end of the hook groove 23 in a sliding mode, the lower end of the telescopic spring rod 31 is fixedly connected to the center of the upper surface of the centripetal groove circular plate 35, the connecting lantern ring 32 is sleeved below the telescopic spring rod 31 and located below the sleeve 22, the lower end of a push block 25 is fixedly connected to the outer wall of the connecting lantern ring 32, the lower end of the push block 25 is hinged to the push strip 33, the lower end of the push strip 33 is hinged to the push plate 34, the bottom of the push plate 34 is provided with the centripetal groove circular plate 35, the centripetal sliding grooves are uniformly formed in the upper surface of the centripetal groove circular plate 35, the lower end of the push plate 34 is connected to the inside of the centripetal groove circular plate 35 in a sliding mode, the bottom of one end, close to the push strip 36 is connected to the upper surface of the centripetal groove circular plate 35 in a sliding mode, the bottom of the centripetal groove circular plate 35 is hinged to the outer end of the lifting strip 36, and the supporting clamp 37 is hinged to the upper end of the supporting cylinder 11.

The working principle is as follows: when in use, when the medicine in the exemplary medicine bottle 12 is extracted, the dispensing staff releases the pressure on the handle 21, and then the pushing shaft 24 is driven to generate the interference sliding along the inclined surface of the pushing block 25 under the action of the resilience of the telescopic spring rod 31 after the pressure is released, and at this time, the lower end of the pushing block 25 is hinged with the pushing strip 33, the lower end of the pushing strip 33 is hinged with the pushing plate 34, and the bottom of the pushing plate 34 is slidably connected to the surface of the centripetal groove circular plate 35 to form the centripetal groove, so the pushing block 25 at this time can transmit the received interference force to the lower end of the pushing block 25, that is, the pushing block 25 is caused to generate the sliding displacement along the inside of the centripetal groove to the outside, and after the sliding displacement of the pushing block 25, the lifting strip 36 hinged with the pushing block is caused to generate the outward displacement synchronously, at this time, because the bottom of one end of the lifting strip 36 close to the pushing plate 34 is slidably connected to the upper surface of the centripetal groove 35 to form the centripetal groove, and the outer end of the lifting strip 36 is hinged with the supporting clamp 37, so that the lifting strip 36 at this time takes the hinged position of one end of the lifting strip close to the push plate 34 as a rotation fulcrum to drive the lifting strip 36 to drive the supporting clamp 37 to rotate upwards, so that the supporting clamp 37 drives the upper end of the dispensing syringe 11 to move upwards synchronously, that is, the lifting strip is combined with the structural characteristics of the dispensing syringe 11, the supporting clamp 37 at this time drives the dispensing syringe 11 to automatically complete the extraction of the medicament, that is, the extraction of the medicament in the example medicament bottle 12 below the dispensing syringe 11 is completed, the example medicament bottle 12 can be prepared by a dispensing person to be placed under the dispensing syringe 11 in advance so as to be used for each group of the dispensing syringes 11 to extract different medicaments, after a user extracts one medicament, the first group of the dispensing syringes 11 can be automatically rotated to a position far away from the example medicament bottle 12 in fig. 1 by pressing the holding handle 21 once and releasing pressure, and the dispensing needle cylinder 11 is driven to automatically switch to the next group, so that after the new dispensing needle cylinder 11 rotates to the front of the dispenser, a user can place another medicament at the position of the exemplary medicine bottle 12 at the initial position in fig. 1, and then can extract the medicament according to the medicament extraction principle, so that in conclusion, the extraction of different medicaments can be simply and quickly completed in the process of taking out the unused medicament by the user through the arrangement, the operation process is quick and easy to operate, the medicament is placed under the dispensing needle cylinder 11, and the dispensing needle cylinder 11 is installed in the installation cylinder 41, so that the stability of the dispensing needle cylinder 11 for extracting the medicament is improved to the maximum extent, and the defects caused by manually holding the dispensing needle cylinder 11 and the exemplary medicine bottle 12 for extracting the medicament are effectively avoided.

Example three as the present invention

Referring to fig. 1 to 12, a chemotherapy medicine dispensing device for preventing splashing for nursing in oncology department includes a main support column 1, the main support column 1 is uniformly provided with at least four dispensing syringes 11 outside, the dispensing syringes 11 are syringes for medical dispensing, and are used for drawing out medicine from an exemplary medicine bottle 12 for subsequent dispensing, the lower end of the dispensing syringe 11 is provided with the exemplary medicine bottle 12, a base 13 is arranged below the exemplary medicine bottle 12, an alternate driving mechanism 2 is arranged above the main support column 1, and the alternate driving mechanism 2 includes: the main support column comprises a grab handle 21, a sleeve 22, a hook-shaped groove 23, a driving abutting shaft 24 and a push block 25, wherein the grab handle 21 is arranged above the main support column 1, the sleeve 22 is arranged below the grab handle 21, the hook-shaped groove 23 is uniformly formed in the inner wall of the sleeve 22, the driving abutting shaft 24 is fixedly connected above the outer wall of the front side of the sleeve 22, the push block 25 is arranged below the driving abutting shaft 24, one side, close to the driving abutting shaft 24, of the push block 25 is an inclined surface from top to bottom, the height of the lower end part of the driving abutting shaft 24 is slightly higher than that of the upper end part of the push block 25, and the push block 25 is positioned on the motion track of the driving abutting shaft 24, namely the motion path of the driving abutting shaft 24 with the sleeve 22 as a rotation center can abut against the inclined surface of the push block 25;

and the below of actuating mechanism 2 is provided with follow-up extraction mechanism 3 in turn, and follow-up extraction mechanism 3 includes: the structure comprises a spring telescopic rod 31, a connecting lantern ring 32, a push bar 33, a push plate 34, a centripetal groove circular plate 35, a lifting bar 36 and a supporting clamp 37, wherein the spring telescopic rod 31 is inserted into the sleeve 22, the outer wall of the front of the spring telescopic rod 31 is connected to the inner part of the upper end of the hook groove 23 in a sliding mode, the lower end of the spring telescopic rod 31 is fixedly connected to the center of the circle of the upper surface of the centripetal groove circular plate 35, the connecting lantern ring 32 is sleeved below the spring telescopic rod 31 and positioned below the sleeve 22, the lower end of a push block 25 is fixedly connected to the outer wall of the connecting lantern ring 32, the lower end of the push block 25 is hinged to the push bar 33, the lower end of the push bar 33 is hinged to the push plate 34, the bottom of the push plate 34 is provided with the centripetal groove circular plate 35, the upper surface of the centripetal groove circular plate 35 is uniformly provided with centripetal sliding grooves, the lower end of the push plate 34 is connected to the inside of the centripetal groove circular plate 35 in a sliding mode, the centripetal groove 35 is also connected to the upper surface of the centripetal groove 35 in a sliding mode, the bottom of the centripetal groove 35 is rotatably connected to the upper end of the main supporting column 1, the supporting clamp 37 is hinged to the outer end of the supporting strip 36, and the supporting clamp 37 is hinged to the outer end of the supporting clamp 11;

the top of main tributary strut 1 is connected with the below of alternative actuating mechanism 2 through follow-up draw-off mechanism 3, and the outside of dispensing syringe 11 all is provided with syringe installation component 4, and syringe installation component 4 includes: the installation cylinder 41 is sleeved outside the dispensing needle cylinder 11, the installation cylinder 41 is made of transparent material so as to be convenient for a dispensing person to observe when extracting a medicament, the installation cylinder 41 is of a half-and-half hinged structure, the magnetic buckle 42 and the adsorption surface 44 are respectively arranged on two mutually-fitted surfaces of the installation cylinder 41, the magnetic buckle 42 and the adsorption surface 44 can complete automatic magnetic adsorption, and therefore the dispensing needle cylinder 11 can be installed and fixed, the elastic clamping pieces 43 are uniformly installed on the inner side surface of the installation cylinder 41, and the elastic clamping pieces 43 are used for fixing the needle cylinder and the needle cylinders with different tube diameters;

the top of base 13 is provided with flourishing support adjustment mechanism 5, and flourishing support adjustment mechanism 5 includes: the automatic medicine dispensing device comprises a holding rotary disc 51, a supporting groove 52, an adjusting sleeve shaft 53, an adjusting shaft 54 and a clamping ring 55, wherein the holding rotary disc 51 is arranged in a base 13, the supporting groove 52 is uniformly formed in the upper surface of the holding rotary disc 51, the supporting groove 52 and a medicine dispensing needle cylinder 11 are positioned on the same central line and used for placing medicine dispensing bottles, the adjusting sleeve shaft 53 is inserted through the center of the holding rotary disc 51, the lower end of the adjusting sleeve shaft 53 is rotatably connected into the base 13, the adjusting shaft 54 is inserted into the adjusting sleeve shaft 53, the adjusting shaft 54 is in threaded connection with the adjusting sleeve shaft 53, the upper end of the adjusting shaft 54 is rotatably connected to the bottom surface of a main supporting column 1, the clamping ring 55 is uniformly and fixedly connected to the outer wall of the upper end of the adjusting shaft 54, the clamping ring 55 can be in a clamping structure, the clamping structure can be realized, the upper end of the adjusting shaft 54 is rotatably connected to the bottom surface of the main supporting column 1, and the clamping ring 55 is uniformly and fixedly connected to the outer wall of the upper end of the adjusting shaft 54.

The complete use method and the working principle of the invention are as follows:

when a dispensing worker needs to prepare corresponding medicines, the device is placed on an operation table board, then an external force is applied to turn and open the mounting cylinder 41, so that the magnetic button 42 and the adsorption surface 44 of the attachment surface of the mounting cylinder 41 are away from each other under the action of the external force, the mounting cylinder 41 is turned and opened, then the dispensing needle cylinder 11 is placed inside the mounting cylinder 41, and the external force is applied to enable the magnetic button 42 and the adsorption surface 44 to complete adsorption again, and therefore the mounting and fixing of the dispensing needle cylinder 11 are completed, the dispensing worker can conveniently continue to operate through the fixing, meanwhile, the stability of the state of the dispensing needle cylinder 11 is improved, and the defect that the medicines are splashed in the process of extracting and injecting the medicines is effectively overcome;

then the dispensing personnel can make the handle 21 drive the spring expansion link 31 to contract downwards and drive the sleeve 22 to displace downwards by holding the handle 21 and applying downward pressure, and because the upper end of the spring expansion link 31 is slidably connected in the hook-shaped groove 23 on the inner wall of the sleeve 22, under the guiding action of the hook-shaped groove 23, the driving support shaft 24 on the outer wall of the front side of the sleeve 22 is made to vertically displace downwards under the guiding of the vertical part of the hook-shaped groove 23, and then under the guiding of the spiral part of the hook-shaped groove 23 and when the user presses the handle 21 to the vertical part of the hook-shaped groove 23 and releases the handle 21, the sleeve 22 and the driving support shaft 24 are made to rotate under the guiding of the spiral part of the hook-shaped groove 23 by combining with the action of the counter spring force of the spring expansion link 31, and in the process, when the driving support shaft 24 vertically moves downwards, the driving support shaft will abut against the lowest part of the inclined plane of the rear push block 25, after the dispensing personnel finishes pressing the grab handle 21 once, the single driving of the follow-up drawing mechanism 3 can be finished, and after the one-time drawing is finished, because the hook-shaped grooves 23 are uniformly distributed on the inner wall of the sleeve 22, which can be combined with the drawing shown in fig. 5, after the grab handle 21 automatically resets under the elastic force of the spring telescopic rod 31, and the sleeve 22 rotates for a single time under the action of the spiral part of the hook-shaped groove 23, the next group of dispensing needle cylinders 11 are driven to rotate to the front of the dispenser as shown in fig. 1, namely, the next group of dispensing needle cylinders 11 are rotated and replaced to the front of the dispenser, and then the dispensing personnel can prepare for the subsequent drawing of the medicament, the alternate driving mechanism 2 is matched with the follow-up drawing mechanism 3 to ensure that the dispensing needle cylinders 11 can finish the drawing of one medicament, note: the specific extraction process of the follow-up extraction mechanism 3 is described below, and the following extraction mechanism is automatically switched to the next group of dispensing syringes 11 to be extracted, so that compared with the existing mode of extracting the dispensing syringes 11 one by one, the device can improve the efficiency of extracting the medicament, and can realize the replacement of the next group of dispensing syringes 11 to extract the next medicament after the dispensing syringes 11 complete the extraction of one medicament, thereby avoiding the condition of poor sterility of the dispensing process caused by the extraction of the same dispensing syringe 11, and improving the efficiency of the dispensing process through the automatic switching of each group of dispensing syringes 11;

when the medicine in the exemplary medicine bottle 12 is extracted, the dispensing personnel release the pressure on the handle 21, and after the pressure is released, the driving resisting shaft 24 is driven to generate the abutting sliding along the inclined surface of the pushing block 25 under the action of the rebounding force of the spring telescopic rod 31, and at this time, the lower end of the pushing block 25 is hinged with the pushing strip 33, the lower end of the pushing strip 33 is hinged with the pushing plate 34, and the bottom of the pushing plate 34 is connected in the centripetal groove of the surface of the centripetal groove circular plate 35 in a sliding manner, so that the pushing block 25 at this time can transmit the received abutting force to the lower end of the pushing block 25, namely, the pushing block 25 is driven to generate the sliding displacement along the inside of the centripetal groove towards the outside, and after the sliding displacement of the pushing block 25, the lifting strip 36 hinged with the pushing block is driven to generate the outward displacement synchronously, at this time, because the bottom of the lifting strip 36 close to one end of the pushing plate 34 is connected in the centripetal groove circular plate 35 in the upper surface of the centripetal groove circular plate in a sliding manner, and the outer end of the lifting strip 36 is hinged with the supporting clamp 37, so that the lifting strip 36 at this time takes the hinged position of one end of the lifting strip close to the push plate 34 as a rotation fulcrum to drive the lifting strip 36 to drive the supporting clamp 37 to rotate upwards, so that the supporting clamp 37 drives the upper end of the dispensing syringe 11 to move upwards synchronously, that is, the lifting strip is combined with the structural characteristics of the dispensing syringe 11, the supporting clamp 37 at this time drives the dispensing syringe 11 to automatically complete the extraction of the medicament, that is, the extraction of the medicament in the example medicament bottle 12 below the dispensing syringe 11 is completed, the example medicament bottle 12 can be prepared by a dispensing person to be placed under the dispensing syringe 11 in advance so as to be used for each group of the dispensing syringes 11 to extract different medicaments, after a user extracts one medicament, the first group of the dispensing syringes 11 can be automatically rotated to a position far away from the example medicament bottle 12 in fig. 1 by pressing the holding handle 21 once and releasing pressure, at this time, the dispensing syringe 11 is automatically switched to the next group, after the new dispensing syringe 11 rotates to the position right in front of the dispenser, the user can place another medicament at the position of the exemplary medicine bottle 12 at the initial position in fig. 1, and then the medicament can be extracted according to the medicament extraction principle, so that in conclusion, the extraction of different medicaments can be simply and quickly completed in the process of taking out the unused medicament by the user through the arrangement, the operation process is quick and easy to operate, the medicament is placed right below the dispensing syringe 11, and the dispensing syringe 11 is installed in the installation barrel 41, so that the stability of the dispensing syringe 11 for extracting the medicament is improved to the maximum extent, and the defects caused by manually holding the dispensing syringe 11 and the exemplary medicine bottle 12 for extracting the medicament are effectively avoided;

after different medicines are extracted from different dispensing syringes 11, a dispensing person takes out a container for mixing all medicines, places the container in a bracket 52 on the surface of a supporting disc 51 below the dispensing syringe 11 right ahead, aligns the lower end of one group of dispensing syringes 11 with the inside of the container, and manually presses the upper end of the dispensing syringe 11 to enable the group of medicines to be injected into the container from the inside of the dispensing syringe 11, then can rotate the container filled with one medicine to the lower side of the next group of dispensing syringes 11 by rotating the supporting disc 51 and inject the medicines into the container according to the steps, so that the medicines in different dispensing syringes 11 are injected into the mixed medicine container one by one, thereby realizing the mixed dispensing process, then the containers filled with different medicines can be placed in the bracket 52, then the containers are fixed temporarily by a clamping ring 55, and after the clamping ring 55 is fixed, the supporting disc 51 is rotated to enable the containers filled with the mixed medicines to be fully mixed under the action of centrifugal force generated by the rotating of the supporting disc 51, thereby improving the medicine mixing effect;

in addition, through the adjusting sleeve shaft 53 and the adjusting shaft 54 that set up, the personnel that dispense can be before using this device, through rotating adjusting sleeve shaft 53 with the distance of adjusting base 13 and main tributary support post 1 bottom, indirectly adjust the distance between holding carousel 51 and the syringe 11 that dispenses to can ensure that example medicine bottle 12 can place in the below of syringe 11 that dispenses, also guarantee simultaneously that the lower extreme of syringe 11 that dispenses can extract the medicament and finally accomplish the injection into the medicament.

And after medicine intensive mixing, the personnel's of dispensing accessible is direct to hand grab handle 21 and removes this device, accomplish promptly and dispense the back, alright follow-up treatment to the patient is used through portable this device, and the structure and the effect of this device of longitudinal observation, this device is perfect on the basis based on current mode of dispensing, the efficiency that the medicine was prepared has been promoted greatly, the simple operation requirement degree to the user of application method is lower simultaneously, and holistic manufacturing cost is compared in current device more moderately, so the popularization is stronger.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an oncology nursing is with chemotherapy medicine dispenser of preventing splash, includes main tributary dagger (1), its characterized in that: at least four dispensing needle cylinders (11) are uniformly arranged outside the main support column (1), an exemplary medicine bottle (12) is arranged at the lower end of each dispensing needle cylinder (11), a base (13) is arranged below the exemplary medicine bottle (12), an alternate driving mechanism (2) is arranged above the main support column (1), a follow-up extraction mechanism (3) is arranged below the alternate driving mechanism (2), the upper part of the main support column (1) is connected with the lower part of the alternate driving mechanism (2) through the follow-up extraction mechanism (3), needle cylinder mounting assemblies (4) are arranged on the outer sides of the dispensing needle cylinders (11), and a holding adjusting mechanism (5) is arranged above the base (13);

the alternating drive mechanism (2) comprises: the support device comprises a grab handle (21), a sleeve (22), a hook-shaped groove (23), a driving abutting shaft (24) and a push block (25), wherein the grab handle (21) is arranged above a main support column (1), the sleeve (22) is arranged below the grab handle (21), the hook-shaped groove (23) is uniformly formed in the inner wall of the sleeve (22), the driving abutting shaft (24) is fixedly connected above the outer wall of the front side of the sleeve (22), and the push block (25) is arranged below the driving abutting shaft (24);

the hook-shaped groove (23) is of a hook-shaped structure, one side of the hook-shaped groove (23) of the hook-shaped structure is vertical, and the other side of the hook-shaped groove (23) forming the hook-shaped structure is spiral;

one side of the push block (25) close to the driving abutting shaft (24) is an inclined surface from top to bottom, the height of the lower end part of the driving abutting shaft (24) is slightly higher than that of the upper end part of the push block (25), and the push block (25) is positioned on the motion track of the driving abutting shaft (24);

the follower extraction mechanism (3) comprises: the supporting device comprises a spring telescopic rod (31), a connecting lantern ring (32), a push strip (33), a push plate (34), a centripetal groove circular plate (35), a lifting strip (36) and a supporting clamp (37), wherein the spring telescopic rod (31) is inserted into the sleeve (22), the connecting lantern ring (32) is sleeved below the sleeve (22) under the spring telescopic rod (31), the lower end of a push block (25) is fixedly connected to the outer wall of the connecting lantern ring (32), the lower end of the push block (25) is hinged with the push strip (33), the lower end of the push strip (33) is hinged with the push plate (34), the centripetal groove circular plate (35) is arranged at the bottom of the push plate (34), the bottom of the centripetal groove circular plate (35) is rotatably connected to the upper end face of a main supporting column (1), the outer side surface of the lower end of the centripetal groove circular plate (35) is hinged with the lifting strip (36), and the outer end of the lifting strip (36) is hinged with the supporting clamp (37);

centripetal sliding grooves are uniformly formed in the upper surface of the centripetal groove circular plate (35), and the lower end of the push plate (34) is connected to the inner portion of the centripetal sliding groove in a sliding mode on the upper surface of the centripetal groove circular plate (35).

2. The anti-splash chemotherapy drug dispenser for oncology care according to claim 1, wherein: the syringe mounting assembly (4) comprises: installation section of thick bamboo (41), magnetism are detained (42), elasticity clamping piece (43), adsorption plane (44), the outside cover of dispensing cylinder (11) is equipped with installation section of thick bamboo (41), installation section of thick bamboo (41) are for half hinge structure, and the two sides of the laminating each other of installation section of thick bamboo (41) are provided with magnetism respectively and detain (42), adsorption plane (44), the interior side surface uniform mounting of installation section of thick bamboo (41) has elasticity clamping piece (43).

3. The anti-splash chemotherapy drug dispenser for oncology care according to claim 1, wherein: the tray adjusting mechanism (5) comprises: the novel rotary table comprises a containing rotary table (51), a bracket (52), an adjusting sleeve shaft (53), an adjusting shaft (54) and a clamping ring (55), wherein the containing rotary table (51) is arranged in the base (13), the bracket (52) is uniformly arranged on the upper surface of the containing rotary table (51), the adjusting sleeve shaft (53) is arranged at the circle center of the containing rotary table (51) in a penetrating and inserting mode, the lower end of the adjusting sleeve shaft (53) is connected to the inside of the base (13) in a rotating mode, and the adjusting shaft (54) is arranged in the adjusting sleeve shaft (53) in an inserting mode.

4. The anti-splash chemotherapy drug dispenser for oncology care according to claim 3, wherein: the adjusting shaft (54) is in threaded connection with the adjusting sleeve shaft (53), the upper end of the adjusting shaft (54) is rotatably connected to the bottom surface of the main supporting column (1), and the outer wall of the upper end of the adjusting shaft (54) is uniformly and fixedly connected with a clamping ring (55).

5. The anti-splash chemotherapy drug dispenser for oncology care according to claim 4, wherein: the upper end of the adjusting shaft (54) is rotatably connected to the bottom surface of the main supporting column (1), and the outer wall of the upper end of the adjusting shaft (54) is uniformly and fixedly connected with a clamping ring (55).

Images