CN110420379A - A kind of combined type gynecological administration device - Google Patents
A kind of combined type gynecological administration device Download PDFInfo
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- CN110420379A CN110420379A CN201910810268.4A CN201910810268A CN110420379A CN 110420379 A CN110420379 A CN 110420379A CN 201910810268 A CN201910810268 A CN 201910810268A CN 110420379 A CN110420379 A CN 110420379A
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- piston
- pencil
- shell
- combined type
- administration device
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- 239000012530 fluid Substances 0.000 claims abstract description 28
- 238000009527 percussion Methods 0.000 claims abstract description 22
- 239000003814 drug Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 14
- 229940079593 drug Drugs 0.000 claims description 8
- 230000001186 cumulative effect Effects 0.000 claims description 6
- 239000011888 foil Substances 0.000 claims description 3
- 241000919849 Pelmatozoa Species 0.000 claims description 2
- 230000009182 swimming Effects 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 206010020751 Hypersensitivity Diseases 0.000 abstract description 4
- 239000007921 spray Substances 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 208000026935 allergic disease Diseases 0.000 abstract description 3
- 230000007815 allergy Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 201000010099 disease Diseases 0.000 description 6
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 6
- 230000001225 therapeutic effect Effects 0.000 description 5
- 239000003349 gelling agent Substances 0.000 description 4
- 238000005381 potential energy Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000857 drug effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002906 medical waste Substances 0.000 description 2
- 208000006374 Uterine Cervicitis Diseases 0.000 description 1
- 206010046914 Vaginal infection Diseases 0.000 description 1
- 201000008100 Vaginitis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 208000030961 allergic reaction Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 206010008323 cervicitis Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003937 drug carrier Substances 0.000 description 1
- 238000012377 drug delivery Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
- A61M31/002—Devices for releasing a drug at a continuous and controlled rate for a prolonged period of time
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/14—Female reproductive, genital organs
- A61M2210/1475—Vagina
Abstract
The present invention relates to the field of medical instrument technology, disclose a kind of combined type gynecological administration device, are made of pencil component and potion components；Pencil component is made of pencil, piston and conical head, and pencil is made of tapered portion and straight sections；The closing of tapered portion front end, is surrounded by side opening；Conical head is located at the front side of piston, is bonded with spongy layer outside front end and surrounding, is adsorbed with medical fluid in spongy layer；Potion components include shell, and the front end of shell is equipped with attachment base, and shell side wall offers sliding slot, limiting slot；Trip bolt, thrust spring and percussion hammer are equipped with inside shell；When potion components are to load state, slide arm is threaded in sliding slot, percussion hammer moves forward to straight sections front end for piston is hit.This combined type gynecological administration device can make medical fluid uniformly spray the absorption efficiency for improving effective component on the vaginal wall, be particularly suitable for the patient to gel allergy；Its is easy to operate, time saving and energy saving, and patient can Self-operating；Its use cost is cheap, reduces waste of material.
Description
Technical field
The present invention relates to a kind of medical instruments, more particularly to a kind of delivery device used in gynecopathy therapeutic process.
Background technique
Vaginitis, cervicitis are the most commonly seen illnesss of gynaecology, and the treatment means of this kind of disease are mainly with drug external application
It is main；In general, medical fluid is the externally applied drug of (liquid medicine) most useful for absorption, but due to the life of gynecological disease affected part position
Structural particularity is managed, liquid medicine painting, sprinkling affected part are not convenient to use；Therefore, presently the most common gynaecology external-use drug is by medicine
The gynecological gel that object and gelling agent mixing are constituted, is placed in affected part for gynecological gel using dedicated drug delivery device when in use, real
The purpose of existing disease treatment.Although gynecological gel has certain advantage during clinical use, defect is also more significant,
On the one hand, effective component is evenly distributed in gelling agent, and configuration is more sticky, and course of dissolution is more slow, drug effect at
Divide and be difficult to be absorbed in time, often most effective component is eventually discharged with residual gelling agent, secretion, reduces drug
Absorption rate and disease therapeuticing effect, gynecological gel is in a dress more in administration process in addition, has been further exacerbated by gynecological gel
Dissolved difficulty；On the other hand, the main function of gelling agent is that do not have secondary make generally as pharmaceutical carrier in gynecological gel
With, but some patientss can generate allergic reaction to gel, cause new injury in the course of disease treatment.At the same time, existing
In some gynecopathy therapeutic administration process, it usually needs drug is artificially pushed into intravaginal manually, it is troublesome in poeration, it is time-consuming to take
Power or even patient can not Self-operatings.In addition, existing gynecological administration device generallys use disposable design, although having safety
The effect of health, but integrally abandons after delivery device use, cause certain waste of material, while also increasing to a certain degree
The treatment cost of patient.
Summary of the invention
To overcome above-mentioned deficiency in the prior art, the present invention provides one kind medical fluid uniformly can be sprayed on affected part,
Improve drug absorption efficiency and therapeutic effect, and combined type gynecological administration device easy to operate.
To realize the above-mentioned technical purpose, the present invention adopts the following technical scheme:
A kind of combined type gynecological administration device, which is characterized in that it is by disposable pencil component and reuse
Potion components are constituted；
Wherein, the pencil component is made of pencil, piston and conical head；Pencil is by the integrally formed tapered portion in front and back
It is constituted with straight sections；Tapered portion internal diameter is cumulative from the front to the back, and front end closing, surrounding side wall is evenly equipped with side opening；Straight sections rear end is
Interconnecting piece, piston can only slide in straight sections；Conical head is located at the front side of piston, and outer diameter is cumulative from the front to the back, front end
It is bonded with spongy layer outside with surrounding, is adsorbed with medical fluid in spongy layer；When original state, piston is located at the rear end of straight sections, sponge
Layer not by conical head and tapered portion extruding and be in extended position, when piston is moved to straight sections front end, conical head and taper
Portion squeezes spongy layer to compressive state；
Wherein, the potion components include a shell, and the front end of shell is equipped with the attachment base for combining with interconnecting piece,
Shell side wall offers sliding slot, and the limiting slot that communicates vertical with runner rear end that front and back extends；Be equipped with inside shell a trip bolt,
One drive trip bolt move forward thrust spring, one be fixed on trip bolt on front side of percussion hammer, You Shuanyu mono- only can along the chute with limit
The mobile slide arm of slot is fixedly connected；The outer end of slide arm is located at outside shell and is equipped with shank, can be adjusted to slide arm using shank
In limiting slot, potion components are state of loading at this time, and trip bolt axial position is locked, thrust spring is in compressive state；It will be initial
After the pencil component of state is combined with the potion components for the state of loading, percussion hammer and piston have spacing, are hereafter such as threaded to slide arm
In sliding slot, thrust is provided by thrust spring, percussion hammer will hit piston and piston is made to move forward to straight sections front end.
The working principle of this combined type gynecological administration device are as follows:
Hand-held shell pulls back shank, and when slide arm reaches sliding slot tail end, twisting shank enters slide arm in limiting slot,
Under the restriction of limiting slot, trip bolt can overcome the thrust of thrust spring without moving axially forward, and will push away medicine group at this time
Part is adjusted to the state of loading；The interconnecting piece of pencil is combined with attachment base and is connect, is i.e. completion pencil component and potion components
Combination；It holds shell and pencil is placed in patient's intravaginal suitable location, twisting shank makes slide arm be detached from limiting slot and enter sliding slot
Interior, hereafter under the driving of thrust spring, trip bolt drives percussion hammer to move forward, and percussion hammer generates piston after certain acceleration
Fierce shock makes piston moment be moved to straight sections front end, during piston Forward, conical head and tapered portion to spongy layer into
Row squeezes, and the medical fluid in spongy layer goes out through each side opening splash, is uniformly sprayed at each position of vaginal wall, by pencil from
Patient's body is taken out, that is, completes entire dosing techniques, the pencil component after using is as MEDICAL WASTE TREATMENT, by potion components
Cleaning treatment is carried out, in case next time uses.
Compared with prior art, the present invention it has the following beneficial effects:
This combined type gynecological administration device is designed using exquisite structure, is more suitable for external medicinal liquid (liquid medicine) in woman
It is applied in section's disease treatment；During the administration, medical fluid can be discharged in each side opening to this combined type gynecological administration device, in addition medical fluid
Spouting velocity is very fast, can generate fierce collision with affected part, medical fluid can be made uniformly to spray on the vaginal wall, guarantee medical fluid with
Affected part comes into full contact with, and compared to previous gynecological gel, the process of dissolution is omitted and can directly be absorbed and used, improves drug effect
The absorption efficiency of ingredient, improves therapeutic effect, is particularly suitable for the patient to gel allergy；This combined type gynecological administration device exists
When clinic makes, before implementing administration, potion components are adjusted to the state of loading in advance, potion components in administration process hereafter
Pencil component is driven to complete administration automatically using the potential energy of itself accumulation, it is easy to operate without artificial offer power, it is time saving
Laborsaving, patient oneself can easy manipulation；Since this combined type gynecological administration device uses modular design, although potion components
Be made of multiple components, but because its not with affected part contact due to it is reusable, disposable pencil component no setting is required hold
Position and length is shorter, pencil component is without being separately provided push rod in addition, so that the more existing delivery device structure of pencil component is more
Simply, cost is cheaper, reduces waste of material, and in clinical application, a set of potion components can cooperate more set pencil groups
Part uses, so that the average use cost of this combined type gynecological administration device can't be higher than existing gynecological administration device.Based on the above,
This combined type gynecological administration device has great application prospect and dissemination in clinic.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of 1 Chinese medicine tube assembly of embodiment.
Fig. 2 is the state diagram of pencil component when piston is located at straight sections front end in embodiment 1.
Fig. 3 is the decomposition diagram of potion components in embodiment 1.
Fig. 4 is that potion components are loaded the schematic diagram of state in embodiment 1.
Fig. 5 is the structural schematic diagram after 1 Chinese medicine tube assembly of embodiment is combined with potion components.
Fig. 6 is the cross-sectional view after 1 Chinese medicine tube assembly of embodiment is combined with potion components.
Fig. 7 is the operation principle schematic diagram of combined type gynecological administration device in embodiment 1.
Fig. 8 is the structural schematic diagram of piston and conical head in embodiment 1.
Fig. 9 is the structural schematic diagram of potion components when swivel nut is located at external screw thread beginning in embodiment 2.
Figure 10 is the structural schematic diagram of potion components when swivel nut is located at male ends in embodiment 2.
Figure 11 is the cooperation schematic diagram of sliding sleeve and slide arm in embodiment 2.
Figure 12 is the cross-sectional view of pencil component when piston is located at straight sections rear end in embodiment 3.
Figure 13 is the cross-sectional view of pencil component when piston is located at straight sections front end in embodiment 3.
In figure, 1, tapered portion, 2, side opening, 3, spongy layer, 4, conical head, 5, straight sections, 6, interconnecting piece, 7, piston, 8, handle
Portion, 9, trip bolt, 10, thrust spring, 11, attachment base, 12, sliding slot, 13, limiting slot, 14, shell, 15, slide arm, 16, percussion hammer, 17,
Swivel nut, 18, external screw thread, 19, sliding sleeve, 20, check tooth.
Specific embodiment
Embodiment 1
Referring to shown in Fig. 1,4,5, combined type gynecological administration device is by pencil component and potion components structure disclosed in the present embodiment
At；
Wherein, referring to shown in Fig. 1,2, the pencil component be it is disposable, by pencil, piston 7 and conical head 4
It constitutes；The pencil is made of the integrally formed tapered portion 1 in front and back and straight sections 5；1 internal diameter of tapered portion is from the front to the back
Cumulative and have a taper, front end closing, surrounding side wall is evenly equipped with side opening 2；The 5 front and back internal diameter of straight sections is consistent,
Rear end is interconnecting piece 6, and piston 7 can only seal sliding in straight sections 5；The conical head 4 is located at the front side of piston 7, outside
Diameter is cumulative from the front to the back and has a taper, is bonded with spongy layer 3 outside front end and surrounding side wall, is adsorbed with medicine in spongy layer 3
Liquid；When pencil component is that processing and fabricating is completed in the initial state, piston 7 is located at the rear end of straight sections 5, and spongy layer 3 is not bored
The extruding of forming head 4 and tapered portion 1 and be in extended position, when piston 7 is moved to 5 front end of straight sections, conical head 4 and tapered portion 1
Spongy layer 3 is squeezed to compressive state, its internal medical fluid adsorbed will be by tapered portion 1 during spongy layer 3 is squeezed
Side opening 2 is discharged；
Wherein, referring to Fig. 3 shown in -7, the potion components are reused comprising a shell 14, the shell 14
Front end is equipped with attachment base 11 for being combined connection with interconnecting piece 6,14 side wall of shell offer the sliding slot 12 that front and back extends,
Limiting slot 13 that is vertical with 12 rear end of sliding slot and communicating；It is equipped with a trip bolt 9, one inside the shell 14 and drives trip bolt 9 forward
Mobile thrust spring 10, one is fixed on the percussion hammer 16 of 9 front side of trip bolt；The trip bolt 9 and one only can along the chute 12 with limit
The mobile slide arm 15 of slot 13 is fixedly connected, so that trip bolt 9 can only be moved in desired trajectory, 15 outer end of slide arm is prolonged
It extends to outside shell 14 and is equipped with shank 8；Slide arm 15 can be moved to 12 rear end of sliding slot using shank 8, then rotational handle 8 can
Slide arm 15 is adjusted in limiting slot 13, potion components are to load state at this time, trip 9 axial position of bolt it is locked and can not before
It moves, thrust spring 10 is in compressive state and with biggish potential energy；The pencil component of original state is pushed away into medicine with load state
After component combination, percussion hammer 16 and piston 7 have spacing, are hereafter threaded to slide arm 15 in sliding slot 12 as twisted shank 8, by thrust bullet
Spring 10 provides thrust, and percussion hammer 16 will hit piston 7 and piston 7 is made to move forward to 5 front end of straight sections, and conical head 4 moves forward with piston 7
Spongy layer 3 will be squeezed with tapered portion 1 in the process, the medical fluid in spongy layer 3 goes out through each 2 splash of side opening.
The working principle of this combined type gynecological administration device are as follows:
Referring to shown in Fig. 6,7, hand-held shell 14 pulls back shank 8, when slide arm 15 reaches 12 rear end of sliding slot, twists handle
Portion 8 enters slide arm 15 in limiting slot 13, and under the restriction of limiting slot 13, the axial position of trip bolt 9 is locked, can overcome
Potion components are adjusted to the state of loading at this time, due to thrust bullet without moving axially forward by the thrust of thrust spring 10
Spring 10 is compressed to have biggish elastic potential energy；The interconnecting piece 6 of pencil is combined with attachment base 11 and is connect, is i.e. completion medicine
The combination of tube assembly and potion components；It holds shell 14 and pencil is placed in patient's intravaginal suitable location, twisting shank 8 makes slide arm 15
It is detached from limiting slot 13 and enters in sliding slot 12, hereafter under the driving of thrust spring 10, trip bolt 9 drives percussion hammer 16 to move forward,
Percussion hammer 16 generates fierce shock after certain acceleration to piston 7, and 7 moment of piston is made to be moved to 5 front end of straight sections, piston
During 7 Forwards, conical head 4 squeezes spongy layer 3 with tapered portion 1, and the medical fluid in spongy layer 3 is through each 2 splash of side opening
And go out, it is uniformly sprayed at each position of vaginal wall, pencil is taken out from patient's body, that is, completes entire dosing techniques,
Potion components are carried out cleaning treatment as MEDICAL WASTE TREATMENT by the pencil component after using, in case next time uses.
Referring to shown in Fig. 7, this combined type gynecological administration device is designed using exquisite structure, makes external medicinal liquid (liquid medicine)
It is more suitable for applying in gynecopathy therapeutic, is more easier to be absorbed and used compared to gynecological gel, drug action is timely；This group
During the administration, medical fluid can be discharged in each side opening 2 to box-like gynecological administration device, and medical fluid sprays fast speed, Neng Gouyu in addition
Affected part generates fierce collision, and medical fluid can be made uniformly to spray on the vaginal wall, guarantees that medical fluid comes into full contact with affected part, further
The absorption efficiency for improving effective component, improves therapeutic effect, is particularly suitable for the patient to gel allergy.
Potion components before implementing administration, are adjusted to the shape that loads in advance when clinic makes by this combined type gynecological administration device
State, potion components drive pencil component to complete administration automatically using the potential energy of itself accumulation in administration process hereafter, are not necessarily to
Artificial to provide power, easy to operate, time saving and energy saving, patient oneself can easy manipulation.
Since this combined type gynecological administration device uses modular design, although potion components are made of multiple components,
Because that it is not contacted with affected part is reusable, disposable pencil component no setting is required holding area and length is shorter, add
Pencil component it is not necessary that push rod is separately provided so that the more existing delivery device structure of pencil component is more simple, cost is cheaper,
Reduce waste of material, in clinical application, a set of potion components can cooperate more set pencil components to use, so that this combined type
The average use cost of gynecological administration device can't be higher than existing gynecological administration device.
Referring to shown in Fig. 1, in this combined type gynecological administration device, the setting purpose of spongy layer 3 is to adsorb medical fluid, in reality
Before being applied to medicine, medical fluid is gathered in spongy layer 3 without flowing out automatically through side opening 2, for adsorbed liquid volume in spongy layer 3
Needed for can satisfy each dosage, the spongy layer 3 should be made of the good sponge material of medical fluid adsorption capacity；With this
Meanwhile in this combined type gynecological administration device implementation process, should also have the necessity for avoiding leaking from side opening 2 using preceding medical fluid
Measure, for the prior art, aforementioned requisite measure has numerous embodiments, for example is coated in pencil by 2 envelope of side opening
On the one hand stifled plastic foil (not shown), plastic foil are used to prevent medical fluid from flowing out through side opening 2, on the other hand by medical fluid and air every
From, avoid medical fluid occur qualitative change.
Referring to shown in Fig. 2,7, in this combined type gynecological administration device, conical head 4 and tapered portion 1 are pre-large post-small and have
Tapered, during conical head 4 moves forward, the front side of conical head 4 and the cavity formed between 1 inner wall of tapered portion on the outside of surrounding will be by
It is tapered small, and then comprehensive extruding can be carried out to spongy layer 3, in this combined type gynecological administration device implementation process, to cone
The dimensional parameters of forming head 4, tapered portion 1 and spongy layer 3 are debugged and are adjusted, before capable of guaranteeing that piston 7 is located at straight sections 5 most
When end, conical head 4 and tapered portion 1 can be to greatest extent by the medical liquid squeezings in spongy layer 3, to reduce sponge after the completion of administration
Liquor residue in layer 3.
Referring to Fig. 3, shown in 6, in this combined type gynecological administration device, in order to make to swim movement of the bolt 9 in shell 14 more
Stablize, and also to make one to adjust 15 position of slide arm by shank 8 and easily facilitating operation；14 side wall of shell is in phase
Pair two sides be respectively provided with sliding slot 12 and limiting slot 13, fixed there are two slide arm 15 on the trip bolt 9, two slide arms 15 are respectively with two
Sliding slot 12 is slidably matched, and 15 outer end of slide arm is all provided with pelmatozoa 8, can drive two slide arms 15 by two shanks 8 while reach two and slide
12 rear end of slot, then twisting shank 8 can drive two slide arms 15 to be respectively moved in corresponding limiting slot 13.
Referring to shown in Fig. 1,4,5, in this combined type gynecological administration device, the rear end of pencil is equipped with interconnecting piece 6, attachment base 11
Can be combined and connect with interconnecting piece 6, realize that the combination of pencil component and potion components connects, interconnecting piece 6 with 11 groups of attachment base
There should be certain stability after conjunction, should be able at least bear percussion hammer 16 and hit the work generated indirectly during piston 7 moves forward
Firmly；For the prior art, the fit structure of interconnecting piece 6 and attachment base 11 has numerous embodiments, than connecting as mentioned
It is provided with mutually matched screw thread on socket part 6 and attachment base 11, interconnecting piece 6 can be stably connected with attachment base 11 through screw thread.
Referring to shown in Fig. 8, in this combined type gynecological administration device, pencil component be it is disposable, cost of manufacture can
The lower call the better, and in order to reduce the cost of manufacture and difficulty of processing of pencil component, piston 7 and conical head 4 are preferentially using following knot
Structure:
The conical head 4 is hollow shell structure；The piston 7 is annular in shape, is nested in 4 rear end of conical head
Outside；The piston 7 and the contact surface of conical head 4 is sealedly and fixedly connected by way of bonding.
Embodiment 2
Referring to shown in Fig. 5,6, combined type gynecological administration device disclosed in embodiment 1 in process of clinical application, percussion hammer 16 by
Thrust spring 10 provides power to be implemented to hit to piston 7, and conical head 4 is driven to move forward and squeeze with tapered portion 1 to spongy layer 3
Pressure, to realize administration；Based on above-mentioned working principle, when implementing to combined type gynecological administration device, thrust spring 10 should have foot
On the one hand enough elastic force need to guarantee that the medical fluid in spongy layer 3 can be gone out with faster speed through 2 splash of side opening, on the other hand
It need to guarantee that medical liquid squeezing by enough extruding, can be reduced liquor residue to greatest extent by spongy layer 3；But it is existing to ask
Topic is, if improving the elastic force of thrust spring 10, combined type gynecological administration device is artificially adjusted to the state current situation of loading
Must be more laborious, and common Ms's strength is all smaller, brings some inconvenience to operating with for combined type gynecological administration device,
More laborsaving convenient in order to make one operation for combined type gynecological administration device is adjusted to the state of loading, the present embodiment is in embodiment
On the structure basis of combined type gynecological administration device disclosed in 1, there is further improvement, specific structure are as follows:
As shown in Figures 9 and 10, offer an external screw thread 18 on the shell 14, be equipped with outside shell 14 one with it is above-mentioned outer
The swivel nut 17 that screw thread 18 cooperates, swivel nut 17 are located at the front side of slide arm；When swivel nut 17 is located at 18 beginning of external screw thread, it is located at sliding slot
Front, when slide arm capable of being pushed to move back with it in 17 back rotation moving process of swivel nut；When the rotation of swivel nut 17 to external screw thread 18
When end, slide arm 15 is pushed into 12 rear end of sliding slot by swivel nut 17, and slide arm 15 can be adjusted in limiting slot 13 by rotational handle 8 at this time.
Referring to shown in Fig. 9,10, after combined type gynecological administration device uses above-mentioned design, if operator's strength is smaller, it is intended to
Potion components are adjusted to when loading state, can not manual actuation shank 8 slide arm 15 is adjusted in limiting slot 13, then can lead to
Rotation swivel nut 17 is crossed, to drive slide arm 15 to move backward by swivel nut 17, so that slide arm 15 is entered limit eventually by rotational handle 8
In slot 13, combined type gynecological administration device is adjusted to the state of loading at this time, then rotates swivel nut 17 to 18 beginning of external screw thread,
Swivel nut 17 will not constitute obstacle to the Forward of slide arm 15 in administration process, so that operation of loading is more laborsaving；At the same time,
If operator's strength is larger, still can manual actuation shank 8 slide arm 15 is adjusted in limiting slot 13, with more quick way
Combined type gynecological administration device is adjusted to the state of loading.
Furthermore, in 17 back rotation moving process of swivel nut, relative rotation certainly will be generated with sliding sleeve 19, in order to reduce
The resistance of the two relative rotation in the present embodiment, as shown in figure 11, is equipped with a rotatable cunning outside the slide arm 15
Set 19,17 moving in rotation of swivel nut push sliding sleeve 19 to move backward through sliding sleeve 19 in the process.
Embodiment 3
Referring to shown in Fig. 2,7, when combined type gynecological administration device disclosed in embodiment 1 is administered, percussion hammer 16 is real to piston 7
Apply shock, drive conical head 4 move forward and spongy layer 3 is squeezed with tapered portion 1, hit it is of short duration during conical head 4 with
The pressure that tapered portion 1 implements spongy layer 3 is maximum, and after the completion of shock, there may be trend of rebound for conical head 4, if taper
First 4 spring back backward, then spongy layer 3 will do it unfolding slightly, and by part medical fluid resorption, lead to spongy layer after the completion of administration
In have more liquor residue；In order to avoid above situation generation, the present embodiment combined type gynaecology disclosed in embodiment 1 is given
On the structure basis of medicine device, there is further improvement, specific structure for pencil component are as follows:
As shown in Figure 12,13,5 inner wall of straight sections of the pencil is equipped with the check tooth 20 of several protrusions, check tooth
20 is wedge shaped, and when percussion hammer 16, which hits piston 7, to move forward, piston 7 will be deformed after contacting with check tooth 20 by natural resiliency to be continued
It moves forward, when piston 7 reaches 5 front end of straight sections, the rear end face of piston 7 is located exactly at 20 front side of check tooth above-mentioned, In
The restriction lower piston 7 of check tooth 20 will be unable to move backward.
Thus one, when percussion hammer 16 is implemented to hit to piston 7, piston 7 is under the inclined-plane of the check tooth 20 of wedge shape guiding
Corresponding position can occur flexible deformation and continue to move along, when piston 7 is knocked to 5 front end of straight sections, after piston 7
End face is located exactly at the front side of check tooth 20, these check teeth 20 will prevent piston 7 from moving backward by the facade of front side, i.e.,
Guarantee that conical head 4 can not be sprung back backward, avoids 3 resorption medical fluid of spongy layer.
Claims (8)
1. a kind of combined type gynecological administration device, which is characterized in that it is pushed away by disposable pencil component with what is reused
Medicine component is constituted；
Wherein, the pencil component is made of pencil, piston and conical head；Pencil is by the integrally formed tapered portion in front and back and directly
Pipe portion is constituted；Tapered portion internal diameter is cumulative from the front to the back, and front end closing, surrounding side wall is evenly equipped with side opening；Straight sections rear end is connection
Portion, piston can only slide in straight sections；Conical head is located at the front side of piston, and outer diameter is cumulative from the front to the back, front end and four
It is bonded with spongy layer outside all, is adsorbed with medical fluid in spongy layer；When original state, piston is located at the rear end of straight sections, and spongy layer is not
By conical head and tapered portion extruding and be in extended position, when piston is moved to straight sections front end, conical head and tapered portion will
Spongy layer is squeezed to compressive state；
Wherein, the potion components include a shell, and the front end of shell is equipped with the attachment base for combining with interconnecting piece, shell
Side wall offers sliding slot, and the limiting slot that communicates vertical with runner rear end that front and back extends；A trip bolt, a drive are equipped with inside shell
The thrust spring for swimming bolt forward movement, one is set to be fixed on the percussion hammer swum on front side of bolt, You Shuanyu mono- can only be moved with limiting slot along the chute
Dynamic slide arm is fixedly connected；The outer end of slide arm is located at outside shell and is equipped with shank, and slide arm can be adjusted to limit using shank
In slot, potion components are state of loading at this time, and trip bolt axial position is locked, thrust spring is in compressive state；By original state
Pencil component combined with the potion components for the state of loading after, percussion hammer and piston have spacing, and slide arm is such as hereafter threaded to sliding slot
In, thrust is provided by thrust spring, percussion hammer will hit piston and piston is made to move forward to straight sections front end.
2. combined type gynecological administration device according to claim 1, it is characterised in that: pencil is coated with side opening closure
Plastic foil.
3. combined type gynecological administration device according to claim 1, it is characterised in that: the shell side wall is opposite two
Side is respectively provided with sliding slot and limiting slot, is fixed on the trip bolt there are two slide arm, and two slide arms are slidably matched with two sliding slots respectively, sliding
Arm outer end is all provided with pelmatozoa, can drive two slide arms by two shanks while reach two runner rear ends, and then twisting shank can drive
It is respectively moved to two slide arms in corresponding limiting slot.
4. combined type gynecological administration device according to claim 1, it is characterised in that: set on the interconnecting piece and attachment base
Being equipped with mutually matched screw thread, interconnecting piece and attachment base can be stably connected with through screw thread.
5. combined type gynecological administration device according to claim 1, it is characterised in that: the conical head is hollow shell
Structure；The piston is annular in shape, is nested with the outside in conical head rear end；The contact surface of the piston and conical head is logical
The mode for crossing bonding is sealedly and fixedly connected.
6. combined type gynecological administration device according to claim 1, it is characterised in that: offer an outer spiral shell on the shell
Line, shell are equipped with the swivel nut of one with the cooperation of above-mentioned external screw thread outside, and swivel nut is located at the front side of slide arm；Begin when swivel nut is located at external screw thread
When end, it is located at the front of sliding slot, slide arm can be pushed to move back with it in swivel nut back rotation moving process；When swivel nut rotate to
When male ends, slide arm is pushed into runner rear end by swivel nut, and slide arm can be adjusted in limiting slot by rotational handle at this time.
7. combined type gynecological administration device according to claim 6, it is characterised in that: being equipped with one outside the slide arm can be certainly
By the sliding sleeve rotated, sliding sleeve is pushed to move backward through sliding sleeve during swivel nut moving in rotation.
8. combined type gynecological administration device according to claim 1, it is characterised in that: on the straight sections inner wall of the pencil
Check tooth equipped with several protrusions, check tooth is wedge shaped, will after piston and check tooth contact when percussion hammer, which hits piston 7, to move forward
It is continued to move along by natural resiliency deformation, when piston reaches straight sections front end, the rear end face of piston is located exactly at aforementioned
Check tooth on front side of, will be unable to move backward in the restriction lower piston of check tooth.
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| CN201910810268.4A CN110420379B (en) | 2019-08-29 | 2019-08-29 | Combined gynecological drug delivery device |
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| CN201910810268.4A CN110420379B (en) | 2019-08-29 | 2019-08-29 | Combined gynecological drug delivery device |
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| CN110420379A true CN110420379A (en) | 2019-11-08 |
| CN110420379B CN110420379B (en) | 2024-01-05 |
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| CN112336968A (en) * | 2020-10-06 | 2021-02-09 | 德清创赢机械科技有限公司 | Medicine feeder for obstetrics and gynecology department |
| CN113925553A (en) * | 2021-09-29 | 2022-01-14 | 江苏旭原医疗科技有限公司 | Bronchus blocking device capable of reducing pain of patient |
| CN116196538A (en) * | 2023-04-07 | 2023-06-02 | 北京阳光宜康科技发展有限责任公司 | Fixed gynaecology ware of dosing |
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| CN110420379B (en) | 2024-01-05 |
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