CN110368575A - A kind of combined type gynaecology drug pushing device - Google Patents
A kind of combined type gynaecology drug pushing device Download PDFInfo
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- CN110368575A CN110368575A CN201910810236.4A CN201910810236A CN110368575A CN 110368575 A CN110368575 A CN 110368575A CN 201910810236 A CN201910810236 A CN 201910810236A CN 110368575 A CN110368575 A CN 110368575A
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- 239000003814 drug Substances 0.000 title claims abstract description 83
- 229940079593 drug Drugs 0.000 title claims abstract description 52
- 230000001186 cumulative effect Effects 0.000 claims abstract description 5
- 230000033001 locomotion Effects 0.000 claims description 9
- 239000011888 foil Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 241000919849 Pelmatozoa Species 0.000 claims description 2
- 238000004090 dissolution Methods 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005381 potential energy Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 101100328887 Caenorhabditis elegans col-34 gene Proteins 0.000 description 1
- 208000006374 Uterine Cervicitis Diseases 0.000 description 1
- 206010046914 Vaginal infection Diseases 0.000 description 1
- 201000008100 Vaginitis Diseases 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 206010008323 cervicitis Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000857 drug effect Effects 0.000 description 1
- 238000002651 drug therapy Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 230000001360 synchronised effect Effects 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
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Medicinal Chemistry (AREA)
- Anesthesiology (AREA)
- Chemical & Material Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to the field of medical instrument technology, in particular disclose a kind of combined type gynaecology drug pushing device, push away component by pencil component and rotation and constitute；Pencil component is made of pencil, piston and conical head, and pencil is made of tapered portion and straight sections, and tapered portion is surrounded by side opening, and conical head is located at the front side of piston and its outer diameter is cumulative from the front to the back；It includes shell that rotation, which pushes away component, and the front end of shell is equipped with pivoted housing, and guiding screw hole is provided on pivoted housing, and trip bolt and thrust spring are equipped with inside shell, push rod is equipped on front side of trip bolt, push rod is passed through from guiding screw hole and its front end is equipped with ejection part；Rotation pushes away component when loading state, and slide arm is such as threaded to sliding slot, and ejection part can drive pivoted housing that pencil is driven to be rotated during can pushing piston Forward, pushrod advances.Operation of the present invention is convenient and efficient, and patient oneself can easy manipulation；It can be realized rotary administration, waste of material reduced using modular design conducive to the dissolution and absorption of gynecological gel.
Description
Technical field
The present invention relates to a kind of medical instruments, more particularly to a kind of drug pushing device used in gynecopathy therapeutic process.
Background technique
Vaginitis, cervicitis are the most commonly seen illnesss of gynaecology, the therapeutic modality of this kind of disease based on drug external application,
Middle gynecological gel is more commonly used externally applied drug, needed due to the particularity of affected part physiological structure, when gynecological gel uses by
Dedicated drug pushing device is placed in affected part.Current drug pushing device structure syringe-like, is usually made of bobbin, piston and push rod,
Although its structure is simple, safety and sanitation, exist in use significant insufficient.Specific disadvantage are as follows: a, existing gynaecology
On the one hand drug pushing device needs to keep the bobbin of drug pushing device to keep stablizing, on the other hand manual actuation is needed to push away during pushing away medicine
Bar moves forward, and operation is relatively elaborate, and the difficulty of patient's Self-operating is larger；B, existing gynaecology's drug pushing device passes through bobbin front end
Gynecological gel is discharged opening, and the gynecological gel of discharge is in bulk, on the one hand, medicine slow in the gynecological gel rate of dissolution of bulk
Object absorption efficiency is low, and on the other hand, gynecological gel and affected part contact area are small, is unevenly distributed, past drug effect after dissolution
A band-like regional area is acted on toward being only capable of concentrating, comprehensive drug therapy can not be carried out to patient part, in addition due to suffering from
Person is focused mostly on when using gynecological gel during sleep, and body is in for a long time a posture, the dissolved medicament of gynecological gel at
The distributing position divided is more constant, further reduced the therapeutic effect of gynecological gel；C, existing gynaecology's drug pushing device is usually adopted
It with disposable design, although realizing the effect of safety and sanitation, is integrally abandoned after drug pushing device use, causes certain material wave
Take, while also in the treatment cost for increasing patient to a certain degree.
Can not set it is no, in the prior art, be no lack of have using bobbin side-wall hole technical solution appearance, with the row of raising
The contact area of gynaecology's gynecological gel and affected part out, but often structure is complex for this kind of drug pushing device, the side opening of front and back distribution
The dose of discharge is simultaneously inhomogenous, and is easy the more gynecological gel of residual in bobbin in use, therefore in clinical use
Brought advantage is not significant in the process, and then fails to be promoted the use of on a large scale.
Summary of the invention
To overcome above-mentioned deficiency in the prior art, the present invention provides it is a kind of operation it is very convenient, laborsaving, can increase
Gynecological gel and affected part contact area to make gynecological gel be evenly distributed and easy to dissolve and absorption, and can reduce money
Source waste, reduces the combined type gynaecology drug pushing device of use cost.
To realize the above-mentioned technical purpose, the present invention adopts the following technical scheme:
A kind of combined type gynaecology drug pushing device, which is characterized in that it is by disposable pencil component and reuse
Rotation pushes away component composition；
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 set
There is combination section, piston can only slide in straight sections, and conical head is located at the front side of piston, and the outer diameter of conical head is from the front to the back gradually
Increase；When piston is located at straight sections front end, conical head front end is contacted with the front inner wall of tapered portion, the side wall and taper of conical head
The inner wall in portion contacts；When original state, piston is located at the rear end of straight sections, is located in the space of pistons front sides in pencil inner cavity and fills out
Filled with gynecological gel；
Wherein, it includes a shell that the rotation, which pushes away component, and the front end of shell is equipped with the pivoted housing of rotation connection, pivoted housing front end energy
Enough combination sections with pencil are attached, and a guiding screw hole that will pierce before and after it is provided at pivoted housing axle center；Shell side wall opens up
Sliding slot, and the limiting slot that communicates vertical with runner rear end for thering is front and back to extend；You Shuanxiang is driven equipped with a trip bolt, one inside shell
The thrust spring of preceding movement, You Shuanyu mono- can be only fixedly connected with the slide arm of limiting slot movement along the chute；The outer end of slide arm is located at
Shell is outer and is equipped with shank；A push rod is fixed on front side of trip bolt, push rod is passed through from guiding screw hole and the two is matched through guide thread
It closes, push rod front end is equipped with the ejection part of rotation connection；When slide arm is located in limiting slot, it is state of loading that rotation, which pushes away component, at this time
Trip bolt axial position is locked, thrust spring is in compressive state；The pencil component of original state and the rotation for state of loading are pushed away into group
When part combines, ejection part does not cause ejection to piston, and slide arm is such as hereafter threaded to sliding slot, provides thrust, ejection by thrust spring
Portion can push piston to move forward and can drive pivoted housing that pencil is driven to be rotated to straight sections front end, during pushrod advances.
The working principle of this combined type gynaecology drug pushing 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 revolve push away group at this time
Part is adjusted to the state of loading；The combination section of pencil is combined with pivoted housing and is connect, is i.e. completion pencil component and rotation pushes away component
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 enters in sliding slot,
Hereafter under the driving of thrust spring, trip bolt, push rod, ejection part will move forward jointly, on the one hand, ejection part will be pushed and be lived
Plug, conical head move forward, and since conical head and tapered portion both all have taper and make between side wall there are gap, gynaecology is solidifying
Glue will be discharged from each side opening after being pressurized by above-mentioned gap, be contacted with patient's vaginal wall, on the other hand, due to push rod
Pivoted housing can be driven to rotate by guide thread during Forward, pivoted housing will drive pencil to rotate in intravaginal, realize rotary
Administration further increases the contact area in gynaecological gel and affected part, and the pencil rotated can play certain smear effect；
Observation slide arm illustrates that piston and conical head are respectively positioned on respective stroke front end when no longer moving, the gynecological gel in pencil almost without
Residual；Pencil is taken out from patient's body finally, that is, completes and entirely pushes away medicine operation, the pencil component after using is useless as medical treatment
Rotation is pushed away component and carries out cleaning treatment by object processing, in case next time uses.
Compared with prior art, the present invention it has the following beneficial effects:
Rotation before implementing to push away medicine, is pushed away component in advance and is adjusted to the shape that loads by this combined type gynaecology drug pushing device when clinic makes
State, pushing away hereafter, which is revolved during medicine, to push away component and drives the completion of pencil component to push away medicine automatically using the potential energy of itself accumulation, is not necessarily to
Artificial to provide power, easy to operate, time saving and energy saving, patient oneself can easy manipulation；During entirely pushing away medicine, pencil
It is able to carry out rotation and whole gynecological gel can be discharged in each side opening, improve the direct contact surface in gynecological gel and affected part
Product, and have certain smear effect, so that gynecological gel distribution is more dispersed, is more uniform, to be conducive to gynecological gel
Dissolution and the quick absorption of effective component；Since this combined type gynaecology drug pushing device uses knockdown design, although rotation pushes away
Component is made of multiple components, but because its not with affected part contact due to it is reusable, no setting is required for disposable pencil component
Holding area and length is shorter, pencil component is without being separately provided push rod in addition, so that the more existing drug pushing device structure of pencil component
More simple, cost is cheaper, reduces waste of material, and in clinical application, a set of rotation, which pushes away component, can cooperate more set medicines
Tube assembly uses, so that the average use cost of this combined type gynaecology drug pushing device can't be higher than existing gynaecology's drug pushing device.It is based on
More than, this combined type gynaecology drug pushing 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 that rotation pushes away component in embodiment 1.
Fig. 4 is the cross-sectional view that rotation pushes away component in embodiment 1.
Fig. 5 is that rotation pushes away the schematic diagram that component is in state of loading in embodiment 1.
Fig. 6 is the assembled state schematic diagram that 1 Chinese medicine tube assembly of embodiment and rotation push away component.
Fig. 7 is 1 Chinese medicine tube assembly of embodiment and revolves the cross-sectional view after the combination for pushing away component.
Fig. 8 is the operation principle schematic diagram of combined type gynaecology drug pushing device in embodiment 1.
Fig. 9 is the structural schematic diagram of piston and conical head in embodiment 1.
Figure 10 is the cooperation schematic diagram of combination section and pivoted housing in embodiment 2.
Figure 11 be embodiment 2 in combination section combined with pivoted housing after structural schematic diagram.
In figure, 1, plastic foil, 2, tapered portion, 3, straight sections, 4, piston, 5, combination section, 6, conical head, 7, side opening, 8, lead
To screw thread, 9, pivoted housing, 10, slide arm, 11, shank, 12, thrust spring, 13, shell, 14, limiting slot, 15, sliding slot, 16, trip bolt,
17, it is oriented to screw hole, 18, push rod, 19, ejection part, 20, bayonet lock, 21, be pushed forward spring, 22, throw-out collar, 23, fixing slot.
Specific embodiment
Embodiment 1
Referring to shown in Fig. 6,7, combined type gynaecology drug pushing device disclosed in the present embodiment by disposable pencil component and
The rotation of reuse pushes away component composition；
Wherein, as shown in Figure 1, 2, the pencil component is made of pencil, piston 4 and conical head 6；The pencil is
Shell structure is made of the integrally formed tapered portion 2 in front and back and straight sections 3；2 internal diameter of tapered portion is from the front to the back gradually
Increase, i.e., pre-small post-large, the front end closing of tapered portion 2, surrounding side wall is evenly equipped with the side opening 7 that 2 inner cavity of tapered portion is in communication with the outside；
3 internal diameter of straight sections is self-consistent, and its rear end is equipped with combination section 5, and the piston 4 can only seal cunning in straight sections 3
It is dynamic；The conical head 6 is located at the front side of piston 4 and the two is fixedly connected, and outer diameter is cumulative from the front to the back, i.e., pre-small post-large；
When piston 4 is located at 3 front end of straight sections, 6 front end of conical head is contacted with the front inner wall of tapered portion 2, the side wall and cone of conical head 6
The inner wall in shape portion 2 contacts, i.e., can tend to fill up by the intracavity space of tapered portion 2 when conical head 6 is located at front end；Pencil component exists
When original state, piston 4 is located at the rear end of straight sections 3, is located in pencil inner cavity solidifying filled with gynaecology in the space of 4 front side of piston
Glue (not shown)；
Wherein, referring to Fig. 3 shown in -8, the rotation push away component include shell 13, pivoted housing 9, trip bolt 16, thrust spring 12 with
And push rod 18；In cylindrical, front end and pivoted housing 9 are rotatablely connected the shell 13, i.e., both only can relative rotation, pivoted housing 9
Front end connect for being combined with the combination section 5 of pencil, a guiding spiral shell that will pierce before and after it is provided at the axle center of pivoted housing 9
Hole 17；13 side wall of shell offers sliding slot 15, and the limiting slot 14 that communicates vertical with 15 rear end of sliding slot that front and back extends；
The trip bolt 16 is cylindrical, is located in shell 13, swims and is fixedly connected with slide arm 10 on bolt 16, the slide arm 10 only may be used
15 is mobile with limiting slot 14 along the chute, and the outer end of slide arm 10 extends to outside shell 13 and is equipped with shank 11, in sliding slot 15 and slide arm
So that trip bolt 16 has a shift motion under 10 cooperation, thrust spring 12 be located in shell and be used to driving trip bolt 16 to
Preceding movement；When slide arm 10 is located in sliding slot 15, thrust spring 12 can drive trip bolt 16 mobile to stroke front end, utilize shank 11
After slide arm 10 is adjusted to 15 rear end of sliding slot, twisting shank 11 can be such that slide arm 10 moves into limiting slot 14, when slide arm 10 is located at limit
The axial position of trip bolt 16 is defined when in the slot 14 of position, and thrust spring 12 can not drive trip bolt 16 to move forward；The push rod
18 are fixed on the front side of trip bolt 16, and push rod 18 passes through from the guiding screw hole 17 of pivoted housing 9, and push rod 18 be oriented to screw hole 17 through leading
Cooperate to screw thread 8, the front end of push rod 18 is equipped with an ejection part 19 for being used for ejector ram 4, and ejection part 19 only can phase with push rod 18
To rotation；When driving shank 11 to be moved to slide arm 10 in limiting slot 14 manually, it is state of loading that rotation, which pushes away component, swims bolt 16 at this time
Axial position is locked, thrust spring 12 is in compressive state and maintains biggish potential energy；By the pencil component of original state with
When the rotation for state of loading pushes away component combination, the ejection part 19 of 18 front end of push rod does not cause ejection to piston 4, hereafter such as by slide arm 10
It is threaded to sliding slot 15, provides thrust by thrust spring 12, swims bolt 16, push rod 18 and ejection part 19 for whole forward movement, ejection part
19 can push the Forward of piston 4 and can drive pivoted housing 9 that pencil is driven to be rotated during moving forward to 3 front end of straight sections, push rod 18.
The application method and working principle of this combined type gynaecology drug pushing device are as follows:
Referring to shown in Fig. 5, hand-held shell 13 pulls back shank 11, when slide arm 10 reaches 15 tail end of sliding slot, twists handle
Portion 11 enters slide arm 10 in limiting slot 14, and under the restriction of limiting slot 14, the axial position of trip bolt 16 is locked, can with gram
The thrust of thrust spring 12 is taken without moving axially forward, will revolve at this time and push away component and be adjusted to the state of loading, due to thrust bullet
Spring 12 is compressed to have biggish elastic potential energy；It is connect as shown in fig. 6, the combination section 5 of pencil is combined with pivoted housing 9,
It completes pencil component and rotation pushes away the combination of component；It is fitted referring to shown in Fig. 6,7,8, holding shell 13 pencil being placed in patient's intravaginal
Suitable position, twisting shank 11 makes slide arm 10 be detached from limiting slot 14 and enters in sliding slot 15, hereafter under the driving of thrust spring 12,
Trip bolt 16, push rod 18, ejection part 19 will move forward jointly, on the one hand, ejection part 19 will push piston 4, conical head 6 to Forward
It is dynamic, since conical head 6 and tapered portion 2 all have taper, when conical head 6 does not reach its stroke front end, conical head 6 and tapered portion
Always there is gap between 2 side walls, gynecological gel will be discharged from each side opening 7 after being pressurized by above-mentioned gap, with trouble
On the other hand the contact of person's vaginal wall since push rod 18 is limited during Forward by trip bolt 16 and can not rotate, push rod 18 will
Pivoted housing 9 can be driven to be rotated by guide thread 8, pivoted housing 9 then will drive pencil connected to it and rotate in intravaginal, realize
Rotary administration further increases the contact area in gynaecological gel and affected part, and the pencil rotated can play certain painting
The effect of smearing；When observation slide arm 10 no longer moves, illustrate that piston 4 and conical head 6 are respectively positioned on respective stroke front end, at this time 4, piston
It is contacted in 3 front end of straight sections, 6 front end of conical head with the front inner wall of tapered portion 2, the inner wall of the side wall of conical head 6 and tapered portion 2
Contact, pencil component under this state, the gynecological gel almost noresidue in pencil；Finally pencil is taken from patient's body
Out, that is, it completes and entirely pushes away medicine operation, rotation is pushed away component and carried out at cleaning by the pencil component after using as MEDICAL WASTE TREATMENT
Reason, in case next time uses.
Referring to shown in Fig. 8, rotation before implementing to push away medicine, is pushed away component in advance when clinic makes by this combined type gynaecology drug pushing device
It is adjusted to the state of loading, pushing away hereafter, which is revolved during medicine, to push away component and drive pencil component complete automatically using the potential energy of itself accumulation
At medicine is pushed away, power is provided without artificial, easy to operate, time saving and energy saving, patient oneself can easy manipulation.
Referring to shown in Fig. 8, for this combined type gynaecology drug pushing device during entirely pushing away medicine, pencil is able to carry out rotation and each
Whole gynecological gel can be discharged in side opening 7, improve the direct contact area in gynecological gel and affected part, and have certain painting
Smear effect makes gynecological gel distribution more dispersion, more uniform, to be conducive to dissolution and the effective component of gynecological gel
Quickly absorb.
This combined type gynaecology drug pushing device uses knockdown design, although rotation pushes away component and is made of multiple components, because
It is not contacted and reusable with affected part, disposable pencil component no setting is required holding area and length is shorter, in addition
Pencil component is without being separately provided push rod 18, so that the more existing drug pushing device structure of pencil component is more simple, cost is cheaper,
Reduce waste of material；In clinical application, a set of rotation, which pushes away component, can cooperate more set pencil components to use, so that this combined type woman
The average use cost of section's drug pushing device can't be higher than existing gynaecology's drug pushing device.
Referring to shown in Fig. 8, in this combined type gynaecology drug pushing device, gynecological gel, tapered portion 2 are stored in the inner cavity of pencil
Side wall on be evenly equipped with can by gynecological gel be discharged side opening 7, in this combined type gynaecology drug pushing device implementation process, Ying Youbi
Measure is wanted to avoid leaking using preceding gynecological gel from side opening 7, for the prior art, solves above-mentioned technical problem with a variety of
Embodiment, as shown in Figure 1, being such as coated with the plastic foil 1 for blocking side opening 7 in pencil, 1 one side of plastic foil is for preventing
Only gynaecology's gynecological gel is flowed out through side opening 7, on the other hand by gynecological gel and air insulated, avoids gynecological gel that qualitative change occurs.
Referring to shown in Fig. 4,7,8, in this combined type gynaecology drug pushing device, pivoted housing 9 and shell 13, push rod 18 and ejection part 19
It is attached using relatively turnable mode, to guarantee during pushing away medicine, pencil component can push away in component with rotation
Relative rotation, for the prior art, the rotation of pivoted housing 9 and shell 13, push rod 18 and ejection part 19 occur for shell 13, push rod 18
Connection type has numerous embodiments, and implementation barrier is not present, in order to reduce the rotation between above-mentioned rotatable engagement component
Also bearing can be arranged between the part that is rotatably assorted in resistance.
As in Figure 3-5, more steady in order to make to swim movement of the bolt 16 in shell 13 in this combined type gynaecology drug pushing device
It is fixed, and also to make one more laborsaving, convenient to adjust 10 position of slide arm by shank 11；13 side wall of shell is in phase
Pair two sides be respectively provided with sliding slot 15 and limiting slot 14, it is fixed there are two slide arm 10 on the trip bolt 16, two slide arms 10 respectively with
Two sliding slots 15 are slidably matched, and 10 outer end of slide arm is all provided with pelmatozoa 11, can drive two slide arms 10 by two shanks 11 while reach
Two sliding slots, 15 rear end, then twisting shank 11 can drive two slide arms 10 to be respectively moved in corresponding limiting slot 14.
Referring to shown in Fig. 6,7,8, in this combined type gynaecology drug pushing device, the rear end of pencil is equipped with combination section 5, and pivoted housing 9 can
It is combined and connect with combination section 5, realize that pencil component and rotation push away the combination of component, combination section 5 should have after combining with pivoted housing 9
Certain stability；On the one hand it needs to guarantee, before pushing away medicine operation, holds rotation and push away component and stable pencil component can be placed in patient
On the other hand intravaginal needs to guarantee, during pushing away medicine, pivoted housing 9 is able to drive pencil synchronous rotary without opposite move occurs
It is dynamic；For the prior art, the fit structure of combination section 5 and pivoted housing 9 has numerous embodiments, such as combination section 5 and pivoted housing 9
Inserting mode can be used to be combined, be provided on combination section 5 or pivoted housing 9 by the two relative position into line-locked localization machine
Structure, positioning mechanism are made of location hole and spring-loaded plunger；Additionally can be used, as shown in Fig. 1,5,6, the combination section 5 with
Mutually matched screw thread is provided on pivoted housing 9, combination section 5 and pivoted housing 9 are after screw thread is tightened, and pivoted housing 9 drives medicine during pushing away medicine
When pipe rotates, thus combination section 5 and pivoted housing 9 can guarantee that combination section 5 and pivoted housing 9 will not during pushing away medicine in the trend of tightening is continued
Relative rotation.
Referring to shown in Fig. 7,8, for this combined type gynaecology drug pushing device in clinical use, push rod 18 can be by leading during moving forward
Pivoted housing 9 is driven to rotate to screw thread 8, pivoted housing 9 then drives pencil rotation to realize rotary administration, to pushing away during medicine for pencil
Rotation angle should have certain technical requirements；On the one hand, entirely push away pencil during medicine rotation should at least one circle, thus
Guarantee that the distribution of the gynaecological gel of discharge is more uniform；On the other hand, the rotation for entirely pushing away pencil during medicine should be less than
Three circles, the screw pitch to guarantee guide thread 8 is suitable, will not be too small, during thrust spring 12 pushes push rod 18 to move forward, push rod 18
It is enough that pivoted housing 9 is driven to drive pencil rotation through guide thread 8, and guarantees the silk that push rod 18 and pivoted housing 9 are constituted during pushing away medicine
Thick stick mechanism is not at locking state.At the same time, when the rotation angle of pencil is within above range during pushing away medicine, medicine
The rotation of pipe will not bring discomfort to patient.For the prior art, in conjunction with piston 4 stroke away from the screw pitch to guide thread 8
It is debugged, is easily achieved above-mentioned technical requirements.
Referring to shown in Fig. 9, in this combined type gynaecology drug pushing 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 4 and conical head 6 are preferentially using following knot
Structure:
The conical head 6 is hollow shell structure；The piston 4 is annular in shape, is nested in 6 rear end of conical head
Outside；The piston 4 and the contact surface of conical head 6 is sealedly and fixedly connected by way of bonding.
Embodiment 2
Referring to shown in Fig. 1,5,7, in the combined type gynaecology drug pushing device disclosed in embodiment 1, combination section 5 and pivoted housing 9 can
It is combined connection, the two composite structure has numerous embodiments in the prior art, and developed simultaneously grafting combination and spiral shell above
Line connects two kinds of more commonly used combinations；Although combination section 5 can be expired with pivoted housing 9 using combination in the prior art
Needed for the normal work of sufficient combined type gynaecology drug pushing device, but combination section 5 and pivoted housing 9 to tear group operation open still not convenient enough, to combination
The clinical use of formula gynaecology drug pushing device brings some inconvenience, for this purpose, the present embodiment combined type gynaecology disclosed in embodiment 1 pushes away
On medicine device structure basis, there is further improvement, specific structure to the fit system of combination section 5 and pivoted housing 9 are as follows:
As shown in Figure 10,11, opened up on the rear end side wall of the combination section 5 there are two be in hook-shaped fixing slot 23；
The bayonet lock 20 protruded there are two being set on 9 inner wall of pivoted housing, the interior throw-out collar 22 for being equipped with a circular ring shape of pivoted housing 9,22 rear side of throw-out collar
Equipped with driving what it moved forward to be pushed forward spring 21, throw-out collar 22 is stopped by bayonet lock 20 without slipping from 9 front end of pivoted housing；Combination section
In 5 pluggable pivoted housings 9 and adjusting the two position can make two bayonet locks 20 be located at the end of two fixing slots 23, and throw-out collar 22 can be to group
Conjunction portion 5 applies forward thrust, makes two fixing slots 23 are stable to be respectively hung on two bayonet locks 20, thus avoid combination section 5 with
Pivoted housing 9 relatively moves.
When combination section 5 and pivoted housing 9 after adopting the above structure, artificially overcome the thrust for being pushed forward spring 21, combination section 5 be inserted into
In pivoted housing 9, and guarantee that two bayonet locks 20 enter in two fixing slots 23, then combination section is unclamped to when can not rotate by rotation combination portion 5
After 5, throw-out collar 22 will push combination section 5 slightly to move forward, and is hung on two fixing slots 23 respectively on two bayonet locks 20, that is, completes combination
The combination in portion 5 and pivoted housing 9, on the contrary combination section 5 can be separated with pivoted housing 9, it is easy to operate, it is time saving and energy saving；Due to combined type
Combination section 5 and the active force of pivoted housing 9 in the axial direction are little in use for gynaecology's drug pushing device, and throw-out collar 22 is mentioned by being pushed forward spring 21
The thrust of confession is enough to ensure that combination section 5 and pivoted housing 9 will not axially opposing movements；Two fixing slots 23 can then be protected with the cooperation of two bayonet locks 20
Demonstrate,proving combination section 5 in the combined type gynaecology drug pushing device course of work will not relative rotation with pivoted housing 9.
Claims (7)
1. a kind of combined type gynaecology drug pushing device, it is characterised in that: its by disposable pencil component and reuse rotation
Push away component composition；
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 equipped with group
Conjunction portion, piston can only slide in straight sections, and conical head is located at the front side of piston, and the outer diameter of conical head is cumulative from the front to the back；When
When piston is located at straight sections front end, conical head front end is contacted with the front inner wall of tapered portion, the side wall of conical head and tapered portion
Inner wall contact；When original state, piston is located at the rear end of straight sections, is located in the space of pistons front sides in pencil inner cavity and is filled with
Gynecological gel；
Wherein, it includes a shell that the rotation, which pushes away component, and the front end of shell is equipped with the pivoted housing of rotation connection, and pivoted housing front end can be with
The combination section of pencil is attached, and a guiding screw hole that will pierce before and after it is provided at pivoted housing axle center；Before shell side wall offers
The sliding slot that extends afterwards, and the limiting slot that communicates vertical with runner rear end；Trip bolt Xiang Qianyi is driven equipped with a trip bolt, one inside shell
Dynamic thrust spring, You Shuanyu mono- can be only fixedly connected with the slide arm of limiting slot movement along the chute；The outer end of slide arm is located at shell
Outside and it is equipped with shank；A push rod is fixed on front side of trip bolt, push rod is passed through from guiding screw hole and the two cooperates through guide thread, is pushed away
Bar front end is equipped with the ejection part of rotation connection；When slide arm is located in limiting slot, it is state of loading that rotation, which pushes away component, swims stud shaft at this time
To position, locked, thrust spring is in compressive state；The pencil component of original state is pushed away component with the rotation for the state of loading to combine
When, ejection part does not cause ejection to piston, and slide arm is such as hereafter threaded to sliding slot, provides thrust by thrust spring, ejection part can push away
Piston Forward simultaneously can drive pivoted housing that pencil is driven to be rotated to straight sections front end, during pushrod advances.
2. combined type gynaecology according to claim 1 drug pushing device, it is characterised in that: the pencil is coated with side opening
The plastic foil of closure.
3. combined type gynaecology according to claim 1 drug pushing device, 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 gynaecology according to claim 1 drug pushing device, it is characterised in that: be arranged on the combination section and pivoted housing
There is mutually matched screw thread, combination section and pivoted housing are after screw thread is tightened, when pushing away pivoted housing during medicine and driving pencil rotation, combination section
It is in continue the trend of tightening with pivoted housing.
5. combined type gynaecology according to claim 1 drug pushing device, it is characterised in that: entirely push away the rotation of pencil during medicine
Should at least one circle and less than three circle.
6. combined type gynaecology according to claim 1 drug pushing device, 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.
7. combined type gynaecology according to claim 1 drug pushing device, it is characterised in that: on the rear end side wall of the combination section
It is in the fixing slot of hook-shaped there are two opening up；It is set on the pivoted housing inner wall there are two the bayonet lock protruded, pivoted housing is interior to be equipped with a circle
The throw-out collar of annular, throw-out collar rear side are equipped with the spring that is pushed forward for driving it to move forward, and throw-out collar is stopped by bayonet lock without before pivoted housing
End slips；Combination section can be inserted into pivoted housing and adjust the end that the two position can make two bayonet locks be located at two fixing slots, throw-out collar
Forward thrust can be applied to combination section, make two fixing slots are stable to be respectively hung on two bayonet locks, thus avoid combination section with
Pivoted housing relative movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910810236.4A CN110368575A (en) | 2019-08-29 | 2019-08-29 | A kind of combined type gynaecology drug pushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910810236.4A CN110368575A (en) | 2019-08-29 | 2019-08-29 | A kind of combined type gynaecology drug pushing device |
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| CN110368575A true CN110368575A (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910810236.4A Pending CN110368575A (en) | 2019-08-29 | 2019-08-29 | A kind of combined type gynaecology drug pushing device |
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| CN (1) | CN110368575A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686362A (en) * | 2020-06-11 | 2020-09-22 | 梁坡 | Medicine applicator for gynecology |
| CN112618932A (en) * | 2020-12-14 | 2021-04-09 | 西安医学院第二附属医院 | Combined gynecological medicine applicator |
| CN112618929A (en) * | 2020-11-25 | 2021-04-09 | 杨莉娜 | Gynecological clinical vagina medication device |
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