CN103252015B - Has the deserted expander of lateral stability mechanism - Google Patents

Abstract

The invention discloses a kind of expander, includes upper member, lower member and linear support component.Upper member includes conjunctivus.Lower member includes maxillaria and handle portion.Maxillaria includes supporting construction.Supporting construction is located at the inner of maxillaria and extended perpendicularly on the right side or left side of maxillaria.Handle portion extends downwardly from maxillaria and defines upright track.Linear support component has the inner, outer end and the elongated bodies between inner and outer end of pivot joint conjunctivus.Elongated bodies are slidably engaged the upright track of handle portion.Linear support component is formed with support slot.Support slot is slidably matched the supporting construction of maxillaria.

Description

Has the deserted expander of lateral stability mechanism

Technical field

Disclosed embodiment relates to a kind of expander below, particularly a kind of to have lateral support and operation machine The deserted vaginal dilator of structure.

Background technology

Expander is the medical instrument for being used for expanding body opening in a kind of medical inspection.Vaginal dilator is commonly used for woman Section examine or surgical operation in insert the vagina of sufferer to separate vaginal walls, such healthcare givers could check internal genitalia. Traditionally gynaecology examines or treatment uses metal material and the duckbilled expander of energy high temperature sterilization.This kind of joint is exposed, and edge is sharp Profit, the apparatus also with ice-cold metal sense of touch are always detested by sufferer.Expander articulated section and mandible edge often for by Vagina tissue supported causes to squeeze in inspection organ, scratches, or even wound.Traditionally the mandible of metal dilator is mostly impermeable It is bright, therefore when carrying out cervix inspection, the region of unique observable is in the openend of metal dilator and positioned at mandible Between vagina wall region.

In order to solve the above problems, industry develops plastic cement expander.Plastic cement expander is by plastic cement or other are light not Expensive material forms and often has double rotating shafts.Although double pivot designs can fully support the vertical stress that expander is born, Existing design allows expander to produce significant motion when bearing side force.In the surgical procedure for being not required to anesthesia, once Vagina muscles anxiety can often produce lateral strength.These lateral strength cause the lateral movement doctor absolutely not of expander to find pleasure in see, Because this can cause expander in vagina internal motion.Situation worst is to cause the damage of expander.

Because typical expander does not have built-in lighting device, therefore whether abundance is that another is difficult to light in examined area Topic.Light must be guided from extra light source, and gooseneck lamp would generally partly hinder to observe the sight of vagina.Head-type flashlight Though can partly solve this problem, surgeon's every act and every move is limited by the circuit of light source and produce it is inconvenient and tired It is superfluous.If light source is built into inside the handle of expander, in general light can be all projected to leading positioned at expander center Light beam.Because such light source and light-guiding pillar occupy the center of the handle of expander, therefore the rotating shaft mechanism of expander is necessary It is offset to side.But, it is that can produce lateral stress and cause to increase lateral movement from the side effect of the off-centring of expander.

The content of the invention

Therefore, an at least embodiment provides a kind of expander.The expander of this embodiment can include upper member, lower structure Part and linear support component.Upper member includes conjunctivus, and this conjunctivus has inner and outer end.Lower member includes maxillaria, this Maxillaria has inner and outer end.When from the inner from maxillaria, maxillaria has right side and left side.Maxillaria includes Supporting construction, this supporting construction are located at the inner of maxillaria.Supporting construction is extended perpendicularly on the left side or right side of maxillaria.Under Component also includes handle portion, and this handle portion extends downwardly from the inner of maxillaria and defines upright track.Linear support component With inner, outer end and elongated bodies.The inner of the inner pivot joint conjunctivus of linear support component.Elongated bodies are positioned at inner and outer Between end.The elongated bodies of linear support component are slidably engaged the upright track of handle portion.Linear support component is formed with support slot. Support slot is slidably matched the supporting construction of maxillaria.

Brief description of the drawings

Several embodiments disclosed by this case will be explained further by appended drawing, wherein similar in each view Element is by with similar label sign.Disclosed drawing not necessarily proportionally illustrates, but usually disclosed by signal The principle of embodiment.

Figure 1A and Figure 1B illustrates the vaginal dilator of an embodiment of the present invention, and Figure 1A is the stereogram of vaginal dilator, Figure 1B is the rearview of vaginal dilator；

Fig. 2 illustrates the stereogram of the upper member of Figure 1A vaginal dilator；

Fig. 3 illustrates the plan on the inside of the upper member of Fig. 2 vaginal dilator, depicted upper member include conjunctivus, Supporting construction and operating mechanism；

Fig. 4 A and Fig. 4 B illustrate the stereogram of the lower member of Figure 1A vaginal dilator, and the backsight that Fig. 4 A illustrate lower member is stood Body figure, Fig. 4 B illustrate the front perspective view of lower member；

Fig. 5 illustrates the close-up plan view of the lower member of Fig. 4 A and Fig. 4 B vaginal dilator, lower member include maxillaria with And with the track entered for linear support component groups；

Fig. 6 illustrates the close-up perspective view of Fig. 5 track；

Fig. 7 illustrates the stereogram of the linear support component of Figure 1A and Figure 1B vaginal dilator；

Fig. 8 A and Fig. 8 B illustrate Figure 1A and Figure 1B upper member, are fixedly arranged on the state of Fig. 7 linear support component, and Fig. 8 A are painted Show that conjunctivus is fixedly arranged on the side view of linear support component, Fig. 8 B illustrate the stereogram that conjunctivus is fixedly arranged on linear support component；

Fig. 9 illustrates the rear perspective view of the linear support component of Fig. 7 in the track of Fig. 6 lower member；

Figure 10 A, Figure 10 B and Figure 10 C illustrate the light source of an embodiment, and it is applied to the vagina depicted in Figure 1A and Figure 1B Expander, Figure 10 A illustrate some interior-exterior parts stereograms of light source, and Figure 10 B illustrate the inner body dorsal view of light source, Figure 10 C Illustrate some exterior part side views of light source；

Figure 11 illustrates the light-guiding pillar and discharge flue of an embodiment, and it is applied to the Figure 1A for being equiped with Figure 10 A light source With Figure 1B vaginal dilator；

Figure 12 illustrates the rear perspective view of the lower member of the Figure 1A for the light source for being equiped with Figure 10 A vaginal dilator.

【Main element symbol description】

100：Expander

110：Keyhole

115：Working space

120：Upper member

122：Conjunctivus

125：Rotary axis module

126：Breach

127：Operating mechanism

128：Support beam

129：Parallel support beam

130：Lower member

131：Block piece processed

132：Maxillaria

133：Inner surface

134：Handle portion

135：Depressed part

136：Supporting construction

136a：Long erection part

136b：Short horizontal part

137：Upright track

138：Light-guiding pillar

138a：It is inner

138b：Outer end

138c：Bleed-off passage

139：Depression

150：Supporting member

152：It is inner

153：Hole

154：Elongated bodies

155：Lifting foot

156：Outer end

157：Angle arm

158：Lip

159：Latch

160：Light source

163：Shell

164：Light emitting diode

165：Insulating trip switchs

166：Battery

169：Opening

191：Support slot

Embodiment

The vaginal dilator with lateral stability support and operating mechanism is disclosed herein.Disclosed vaginal dilator be by What is formed manufactured by plastic material and be designed to complete jettisonable is intended for single use product.Although it will be understood that disclosed the moon Road expander is to be used for gynecologist, but other such as attending doctor, old man section doctor, urologist, operation Senior Nurses Also disclosed vaginal dilator can be used.

The vocabulary " cross-infection " being previously mentioned herein, refer to the disinfectant program between sufferer because of improper use, do not do Net instrument or regenerant, and indirect infection bacterium or virus.

The vocabulary " deserted " being previously mentioned herein, the vaginal dilator for referring to the present invention is for short-term convenience And design, and mainly for being intended for single use.Therefore, it need not sterilize after deserted vaginal dilator use, can so drop The maintenance cost of low vaginal dilator, and the risk of cross-infection can be allowed to minimize.

The vocabulary " female internal genital organs " being previously mentioned herein, refers to labia, vagina and cervix.

The vocabulary " gynecologial examination " being previously mentioned herein or " surgical operation ", refer to a kind of to the observation of women sufferer, inspection Look into and (/ or) extracts the medical procedure of some women internal genitalia.The program bag of general gynecologial examination and surgical operation contains but not It is limited to vaginoscopy (Colposcopy), cryosurgery of cervix uteri (Cervical cryosurgery), cervix annular electro Enclose resection (Loop electrosurgical excision procedure；LEEP), hysteroscopy inspection (Hysteroscopy), metreurysma curettage (Dilation and curettage；D＆C), cervix vivisection inspection (Cervical biopsy), cervix chorionic villi sampling (Transcervical chorionic villus sampling； Transcervical CVS), endometrectomy (Endometrial ablation), endometrium vivisection inspection (Endometrial biopsy), colpohysterectomy (Vaginal hysterectomy) and cervix Pasteur examine (Papanicolaou test；PAP test).

Disclosed vaginal dilator can be used in different medical procedures, the medical procedure particularly in gynecology, Whether all can be used in office or in hospital facility.

The vocabulary " elevating movement " being previously mentioned herein, refer to the conjunctivus of vaginal dilator of the present invention under The vertical up-or-down movement of mandible.

The vocabulary " linear " being previously mentioned herein, refer to the material of straight line shape, such as：The plastic cement of straight line shape Material.One linear support component refers to that the supporting member of the present invention is as made by the plastic material of straight line shape, and this is straight The plastic material of wire does not have any curve shape or bending angle.

The vocabulary " angular movement " being previously mentioned herein, refer to the conjunctivus of vaginal dilator of the present invention under Up and down motion of the mandible along an angle direction.

The vocabulary " lateral movement " being previously mentioned herein, refer to the conjunctivus of vaginal dilator of the present invention under The lateral of mandible moves forward and backward.

The vocabulary " open configuration " being previously mentioned herein, refer to the conjunctivus and maxillaria of the vaginal dilator of the present invention Between have one section opening spacing position.This open configuration can be by lifting the branch to be linked together with conjunctivus and maxillaria Component is supportted to reach.Or open configuration can also be reached by relative angular movement conjunctivus and maxillaria.Certainly, open Open state can also be reached by combining both the above mode.

The vocabulary " working space " being previously mentioned herein, refer to the conjunctivus positioned at the vaginal dilator of the present invention with Space between mandible.In one embodiment, working space is to observe, check female internal genital organs and to raw in women Grow the space that device performs surgical operation.

The vocabulary " structural intergrity " being previously mentioned herein, refer to the vaginal dilator of the present invention before use, use In with the feature that is provided after use.The conjunctivus of expander is designed to bear load and turns these loads with maxillaria The other elements of expander are moved to, to safeguard the structural intergrity of expander.

The vocabulary " fulcrum " being previously mentioned herein, refer to the support for engaging supporting member and the vaginal dilator of the present invention The supporting construction that structure is formed.The supporting construction formed can allow the conjunctivus of vaginal dilator with respect to vaginal dilator Maxillaria makees angular movement.

As illustrated in figures 1A and ib, deserted vaginal dilator 100 of the invention includes upper member 120, linear support structure Part 150 and lower member 130, wherein lower member 130 have built-in illuminating source 160.Linear support component 150 engage upper member 120 with Lower member 130, details will be described in more detail below.Metal dilator is different to be designed to non-be intended for single use and after each may be used Sterilization is for reusing, and the whole expander 100 of disclosed embodiment is by one or more plastic cement or composite plastic at present Form manufactured by glue, just expander 100 is carried out disinfection only when manufacture or packaging.The price of expander 100 is just Preferably arriving can be lost with used.Carry out disinfection not only time-consuming also consuming cost to the expander of reuse.If importantly, It is improper to sterilize, the blood-borne pathogens or other harmful vectors with sufferer can survive after sterilization and It is transmitted to other sufferers.Because the whole expander 100 of embodiment disclosed at present is deserted, therefore expander 100 are not required to sterilize after each use, time caused by disinfectant program and expense can so be greatly decreased and while can be with Prevent cross-infection.It can be used to make the plastic material of each part of expander 100 including but not limited to polypropylene (polypropylene；PP), polyester (polyester), polyethylene (polyethylene；PE), acrylic plastic (acrylic), makrolon (polycarbonate), polyamide (polyamide；PA), polystyrene (polystyrene； ) or above-mentioned any combination PS.In one embodiment, upper member 120 and lower member 130 can be by essence rigidity and can be guide-lighting Plastic material is made.For example, upper member 120 and lower member 130 can be mold formed by the plastic material of water white transparency, such as third Olefin(e) acid plastic cement or other similar materials.Acrylic plastic because material relative stiffness, can with injection molding or extrusion molding and With excellent light conductivity, therefore it is best suitable for being used for making expander 100.In one embodiment.Linear support component 150 is As made by different from the plastic material of upper member 120 and lower member 130.Linear support component 150 is by rigid and firm Made by plastic material.In addition, linear support component 150 can handle bearing modes different as discussed in more detail below.Implement one In mode, upper member 120 and lower member 130 are as made by makrolon (polycarbonate) material.In an embodiment In, linear support component 150 is as made by polyester (polyester) material.In one embodiment, linear support component 150 be by polyamide (polyamide；PA) made by material, such as：Nylon (nylon).

Most preferably as disclosed in Fig. 2, deserted expander 100 includes upper member 120, and this upper member 120 has conjunctivus 122.One end of conjunctivus 122 has rotary axis module 125.Rotary axis module 125 receives to put on upper member 120 and lower member 130 On load and this load is transferred to the other parts of expander 100, details is as described below.Rotary axis module 125 includes operation Mechanism 127.Operating mechanism 127 stretches out from rotary axis module 125.In the embodiment disclosed in accompanying drawing, operating mechanism 127 Positioned at the left side of conjunctivus 122.In another embodiment, operating mechanism 127 can be located at the right side of conjunctivus 122.Rotating shaft mould The unique design of block 125 and low profile, when allowing the user of expander 100 to observe sufferer in gynaecology's diagnosis and treatment process, gather around There is a big and uncrossed visual field.In an embodiment, operating mechanism 127 at an angle from conjunctivus 122 outwards and Extend downwardly.In addition, the working space 115 createed when expander 100 is in open configuration is (referring to Figure 1B, expander 100 Open configuration is not completely in figure), using the teaching of the invention it is possible to provide the special instrument mobility of the user of expander 100.It is known Expander is often bad because of the design of rotary axis module, and provides limited working space and limited visibility.

As disclosed in Fig. 2 and Fig. 3, rotary axis module 125 includes a pair of parallel support beams that one section of spacing distance each other be present 129.When side force occurs, this coordinates parallel support beam 129 and linear support component 150 slides to prevent rotation stop axle. During the use of expander 100, when pressure is applied on operating mechanism 127, operating mechanism 127 and linear support component Angle arm 157 on 150 will cooperate so that the user of expander 100 can move conjunctivus at different angles 122.Operating mechanism 127 forms jagged 126, and this breach 126 can allow the angle arm 157 of linear support component 150 to pass through simultaneously Buckle.Conjunctivus 122 has certain thickness, width and curve shape.These external physical characteristics can prevent conjunctivus 122 for example In gynaecology's diagnosis and treatment process, damaged because bearing pressure or stress.In one embodiment, conjunctivus 122 has a fillet outer end.

Fig. 4 A and Fig. 4 B illustrate the lower member 130 of expander 100.Lower member 130 includes maxillaria 132 and handle portion 134. Handle portion 134 includes upright track 137 and depression 139.Upright track 137 is that linear support component 150 carries out elevating movement Tracks.Depression 139 is providing the locational space of built-in illuminating source 160 (referring to Figure 1A and Figure 1B).In an embodiment In, upright track 137 is positioned at the unilateral intaglio structure of handle portion 134.In the outer surface of handle portion 134 and in upright track 137 outer end position has multiple block pieces processed 131.These block pieces 131 processed coordinate on the lifting foot 155 of linear supporting member 150 Latch 159 (referring to Fig. 7), expander 100 is maintained to the open configurations of the various different distances selected by user.Due to To house the center that the depression 139 of light source is normally located at handle portion 134, therefore the upright rail of linear support component 150 Road 137 is ideally provided in the left side or the right of depression 139.The setting of the upright track 137 of this supportive can allow work Positive vertical stress for upper member 120 translates into side force.In conventional expansion device, therefore conjunctivus will produce side To motion.This lateral movement can not only cause the uncomfortable of sufferer, it is also possible to cause the structural failure of expander, and allow doctor Course for the treatment of sequence can not be carried out successfully.For this lateral movement of preventing, a novel supporting construction 136 is installed at lower member 130, This supporting construction 136 slightly stretches into working space 115.Supporting construction 136 can be with the support in supporting member 150 (referring to Fig. 7) Groove 191 coordinates with lateral movement of substantially preventing.Supporting construction 136 is schematically shown as positioned at the right side of lower member 130.In an embodiment party In formula, supporting construction 136 and support slot 191 are all positioned at the right side of expander 100.In another embodiment, the He of supporting construction 136 Support slot 191 is by positioned at the both sides of expander 100.

In the embodiment depicted in Fig. 4 B, handle portion 134 has an at least molding surface so that expander 100 User can hold handle portion 134 easily.Maxillaria 132 has certain thickness, width and curve shape.These external forms are special Sign can prevent maxillaria 132 from being damaged because bearing pressure or stress.In one embodiment, maxillaria 132 has outside a fillet End.

Fig. 5 illustrates the feature plan view of the inner surface 133 of maxillaria 132.Being shaped as upright track 137 is T-shaped, also I.e. upright track 137 has long erection part 136a and short horizontal part 136b, linear support component 150 accommodating whereby.Fig. 6 illustrates use For the close-up perspective view of 150 groups of upright tracks 137 entered of linear support component.

Fig. 7, Fig. 8 A, Fig. 8 B and Fig. 9 illustrate the different visual angles of the linear support component 150 of vaginal dilator 100.Linear branch Supportting component 150 has the inner 152, outer end 156 and T-shaped elongated bodies 154.154 groups of elongated bodies enter upright track 137.It is in addition, logical Crossing after 136 groups of supporting construction enters support slot 191 provides expander 100 extra lateral support.The hole of linear support component 150 153 combine with the rotary axis module 125 of upper member 120.The parallel support beam 129 of keyhole 110 and rotary axis module 125 coordinates, to prevent Rotation stop axle slides and follow-up damage because of lateral stress.Both angle arm 157 and lifting foot 155 are all compared with the lip of elongated bodies 154 Protrude in portion 158.Angle arm 157 is fastened in the rotary axis module 125 of upper member 120 by and because latch on angle arm 157 The breach 126 of operating mechanism 127.Latch 159 on lifting foot 155 is fastened in the block piece processed on the outer surface of handle portion 134 131。

During gynecologial examination or surgical operation, the medical professional of execution wishes to illuminate working space sometimes 115, positively to inspect working space 115.The not built-in lighting device of traditional expander.Although newer expander has bag Containing light source, but this design often has and produces unnecessary heat, consume suitable electric power, need to be connected to power supply with light is projected The problems such as to unnecessary direction.The electric power consumed, which needs to pass through, is wired to external power source supply to supply, but this The kind practice is not only very burdensome for doctor, and because light source is difficult to sterilize after each, therefore would is that friendship One of source of infection is pitched, potential risks are generated for sufferer.The light in inessential direction can not only shine work sky Between, doctor can be also shone, causes the puzzlement in doctor's observation.

The many solutions for overcoming disadvantages mentioned above are also problematic in itself.A kind of known expander, which includes, to be built into Fibre bundle and external light source in expander.Although this design overcomes the problem of being thermally generated with light directive property, hand over The problem of fork infection, is but still present.Expander known to another kind disclose the bulb that is built into the handle portion of expander with Reflector.Although this design the problem of overcoming light directive property, it is thermally generated and still exists the problem of cross-infection. Other expanders disclose the battery power halogen light source being built into handle portion.Although this design overcomes cross-infection Problem, but still exist the problem of light directive property is with being thermally generated.

Figure 10 A, Figure 10 B and Figure 10 C illustrate the built-in illuminating source 160 of an embodiment, and this built-in illuminating source 160 is positioned at deserted In the handle portion 134 of plastic cement expander 100.Shell 163 protects internal cell 166, light emitting diode (Light Emitting Diode；LED) 164 and insulating trip switch 165.When to be illuminated, user can unload insulating trip switch 165 to light luminous two Pole pipe 164.Light emitting diode 164 can produce any required level of illumination.For example, impedance adjustment piece can be located at built-in light On source 160, to control the illumination of light emitting diode 164.Light emitting diode 164 has power-efficient high, consumes power supply phase Relatively low and service life is grown.Because the power-efficient of light emitting diode is much better than known incandescent lamp or other are related to laser Solution, therefore can solve the problem that the problem of being thermally generated.Light emitting diode 164 has height directive property, and its light sent is only It can be distributed in above and below path in the range of 20 degree of angles.So narrow thin light path ensure light can only be projected to working space without Can direct projection in the eyes of doctor.The efficiency of light emitting diode 164 is good and can be supplied by one or more light internal cells 166 Electricity.Because light source 160 is built into the handle portion 134 of deserted expander 100, it is thus eliminated that the problem of cross-infection.It is built-in Light source 160 also need not be electrically connected with expander 100 and external power source supply using the heavy electric wire being potentially dangerous again.

In one embodiment, light emitting diode 164 is white light emitting diode.

In one embodiment, the light emitting diode of Single wavelength or multi-wavelength can substitute white light emitting diode as light Source, selects a specific optical wavelength for user whereby, and this specific optical wavelength is examined particularly suitable for current and future gynaecology Material, chemical substance, tissue or instrument used in treatment.So when light source projects, these materials, chemical substance, tissue or Instrument can be extraordinarily shinny, therefore can assist in doctor's observation and perform the ability of operation, also can assist in material character Change (such as：Epoxy resin (epoxy) hardens or intensifies other some specific material characters), change the life state of tissue Or the nertralizer as pollution.

In one embodiment, light emitting diode 164 is Single wavelength light emitting diode.

In one embodiment, light emitting diode 164 is multi-wave length illuminating diode.

Figure 11 illustrates the light-guiding pillar 138 of an embodiment, and this light-guiding pillar 138 has inner 138a and outer end 138b.It is guide-lighting Post 138 is from the outer end of depression 139 to the outer end on surface 133 in the inner of maxillaria 132 (referring to Fig. 4 A and Fig. 4 B).Light-guiding pillar 138 inner 138a transmits the light from light source 160 and through light-guiding pillar 138, and is exported by the outer end 138b of light-guiding pillar 138.Lead The profile of light beam 138 is adapted to mount on the inner surface 133 of maxillaria 132.The inner 138a of light-guiding pillar 138 can include lens. This lens couples with the light source 160 in the depression 139 for being placed in handle portion 134.

Some gynaecology's diagnosis and treatment will remove abnormal cell inside or outside cervix.In addition, some gynaecology's diagnosis and treatment use The instrument of smog can be produced, this causes medical practitioner to be difficult to see working space in gynaecology's diagnosis and treatment.Therefore, gynaecology examines Treatment can often use external vacuum source.These external vacuum sources are very burdensome in gynaecology's diagnosis and treatment, it is difficult to manipulate, and because can weigh Multiple use turns into cross-infection source with many sufferers.

Existing possess light-guiding pillar and light-guiding pillar is built into maxillaria by the expander of discharge flue, and smoke evacuation is logical Road is built into conjunctivus.It is used for carrying out vagina between this configuration two mandibles of serious curtailments or the work of uterus diagnosis and treatment is empty Between.In addition, outside exhaust tube must be connected to the conjunctivus of existing expander, it will so allow the working space of doctor increasingly complex It is and interrupted.

As depicted in Figure 11, Fig. 4 A and Figure 12, the lower member 130 of expander 100 has bleed-off passage 138c and light-guiding pillar 138.Bleed-off passage 138c and light-guiding pillar 138 merge, and are formed closely in the depressed part 135 of lower member 130 Structure.This pumping is made up of with the structure that leaded light merges light-guiding pillar 138 and bleed-off passage 138c.Bleed-off passage 138c cuts The side that light-guiding pillar 138 contacts with maxillaria 132.It is used as evacuating smog by the bleed-off passage 138c pipelines formed Passage.Bleed-off passage 138c merges formed tight structure with light-guiding pillar 138 and is able to maximum by the working space of expander 100 Change.In addition, outside exhaust tube can be connected rather than upper with expander 100 with the opening 169 of the handle portion 134 of expander 100 Mandible 122 is connected.Outside exhaust tube is connected with the lower section of handle portion 134 will allow introitus vaginae region to maintain headroom without hindrance, with side Just doctor operates.Cigarette is pumped into from the outer end 138b of light-guiding pillar 138, by the bleed-off passage 138c from the extension of the lower section of light-guiding pillar 138, And the bottom discharge of the handle portion 134 for the expander 100 being attached from outside exhaust tube.

In one embodiment, fragment will be pumped into from the outer end 138b of light-guiding pillar 138, by prolonging from the lower section of light-guiding pillar 138 The bleed-off passage 138c stretched, and the bottom discharge of the handle portion 134 for the expander 100 being attached from outside exhaust tube.

In one embodiment, body fluid will be pumped into from the outer end 138b of light-guiding pillar 138, by prolonging from the lower section of light-guiding pillar 138 The bleed-off passage 138c stretched, and the bottom discharge of the handle portion 134 for the expander 100 being attached from outside exhaust tube.

The ability of the bear external force of expander 100 of the present invention is the result of 100 each element of expander combination, and it is included but not It is limited to rotary axis module 125, support beam 128 and the geometry of parallel support beam 129, the geometry of conjunctivus 122 and maxillaria 132, side To supporting construction 136 and support slot 191, and the internal force mutually depended between different elements.In one embodiment, using process In the pressure that puts on operating mechanism 127 will be transferred to rotary axis module 125, hole 153 and downwards to linear support component 150 Elongated bodies 154.As depicted in Fig. 3 and Fig. 8 A, operating mechanism 127 is the extension of rotary axis module 125.Operating mechanism 127 is outside And extended downwardly with an angle.The linear support component 150 that the extending design of operating mechanism 127 assigns plastic cement is asymmetric negative Carry, and cause the outer end of conjunctivus 122 to produce lateral movement.To avoid the outer end of conjunctivus 122 from producing lateral movement, the present invention Add lateral support structure 136 and the novel features of support slot 191.For example, operating mechanism 127 can absorb user and applied Give the part initial load of expander 100, two supported holes 153 of such linear support component 150 can just bear asymmetric Load.These asymmetric loads being applied on linear support component 150 will be directed to down with forward.It is asymmetric to load forward Cause the side force in the elongated bodies 154 of linear support component 150.This side force can cause linear support in known expander The elongated bodies distortion of component, it is also possible to cause the non-essential motion of expander mandible or rotating shaft damage.In the present embodiment, side To supporting construction 136 and support slot 191 absorb asymmetric external force forward and thus essence prevent the narrow of linear support component 150 The distortion of long body 154.By the torsion that linear support component 150 is born is reduced, therefore the distortion of linear support component 150 becomes Gesture declines, and allows the linear support component 150 of plastic cement to be able to apply on expander 100.

During using expander 100, such as：Gynaecology's diagnosis and treatment process, expander 100 are inserted into the vagina of sufferer. Vaginal wall then applies pressure or is loaded on the conjunctivus 122 and maxillaria 132 of expander 100.Due under expander 100 The unique design of the lateral support structure 136 of component 130, therefore conjunctivus 122 can shift this with maxillaria 132 and be loaded to line Property supporting member 150 and operating mechanism 127.Supporting construction 136, which can support side loading and normal load is averaged, divides downwards It is dissipated to linear support component 150 and operating mechanism 127.This causes there is enough big bearing capacities in relatively small region herein, and exempts from In the lateral movement of conjunctivus or the rotating shaft damage of conjunctivus.

Conjunctivus 122 and maxillaria 132 have curve shape, to increase the rigidity of mandible and intensity.The jaw of curve shape The rigidity of piece is able to support structure of the load in whole mandible length without extra reinforcement mandible.Linear support component 150 the inner 152 and support slot 191 parallel to each other and upright track 137 assist to avoid expander 100 because on mandible not Balanced load and cause to damage.Asymmetric load on mandible can cause expander 100 to produce torsion relative to the axle of handle portion 134 Song, but the design of this expander 100 can avoid distorting.

When the expander 100 of the gynaecology diagnosis and treatment process operation present invention, conjunctivus 122 and maxillaria 132 will be to close shape State inserts the intravaginal of sufferer.Closed mode can refer to conjunctivus 122 and be completely closed with maxillaria 132, or refer to conjunctivus 122 Closed with the part of maxillaria 132.Then, by pressing lifting foot 155 so that linear support component 150 was moved up until the phase The opening angle of prestige.The latch 159 of lifting foot 155 is fastened in the block piece processed 131 of the outer surface of handle portion 134.In an embodiment In, when reaching desired opening angle, the operating mechanism 127 of rotary axis module 125, which will be pressurized, causes conjunctivus 122 and maxillaria 132 are separated with an angle.Latch on angle arm 157 is fastened in the breach 126 of rotary axis module 125 so that expander 100 maintains In the position of opening.Bright light source 160 can be put to illuminate the scene performed the operation and examined.The insulating trip for removing light source 160 switchs 165 energy Enough light light emitting diode 164.Diagnosis and treatment process it is last, insulating trip switch 165 can be turned back to turn off light emitting diode again 164.It will be understood that disclosed expander 100 may be produced that different sizes, such every sufferer could use suitable dimension Expander 100.As long as expander 100 is able to maintain that the integrality of structure, expander 100 can be according to particular demands using not Plastic material with intensity manufactures.For example, compared to colpohysterectomy (Vaginal hysterectomy) institute The expander 100 used, papanicolaou smear (the Papanicolaou test of routine；PAP test) can be used it is relatively low The expander 100 of intensity.

In one embodiment, expander 100 provides adjustable conjunctivus 122 and adjustable maxillaria 132, to use Extended during expander 100.Mandible width can be extended including but not limited to use by providing the device of adjustable mandible Laterally adjustable formula mandible, and the longitudinally adjustable formula mandible of mandible length can be extended.These adjustable mandibles can be by part Or fully store.

In one embodiment, expander 100 provides the heater of conjunctivus 122 or maxillaria 132.Filled by heating The comfort for putting the extra warm reinforcement sufferer of offer also helps sufferer to loosen vaginal area.Heater including but not limited to Heating coil is used in the hollow region of mandible, and the chemical powder that can be aoxidized in atmosphere is used in the hollow region of mandible End.In one embodiment, expander 100 includes the heating coil with maxillaria 132 positioned at conjunctivus 122, whereby by mandible Temperature be promoted to it is consistent with body temperature.In one embodiment, heating coil can pass through battery used in built-in illuminating source 160 166 power supplies.In one embodiment, heating coil can pass through other different battery powereds.

In one embodiment, expander 100 provide end installation camera chips with catch real time information and (/ or It is) observation medical procedure.Camera chips can store and catch information and link to computer software analysis information.Camera chips are caught The information caught can be used as analysis labia, vagina and cervical cell and the abnormal use of observation.

In one embodiment, expander 100 provide pressure rule, monitor whereby from expander 100 act on vagina or from Vagina acts on the pressure of expander 100, can also monitor the elasticity of vaginal canal.Pressure rule can be similar to strain gauge, also may be used To be built into expander 100, it is arranged at rotary axis module 125.

In one embodiment, expander 100 provides hydrogen ionexponent (pondus hydrogenii；PH) test paper Or pH value detection is counted, and quickly and accurately measures the acid-base value of vagina whereby.PH value test paper or pH value detection meter can be in gynecologial examinations Or in any time point of surgical operation, immerse in vaginal fluid to obtain pH value.

In one embodiment, expander 100 provide comprising lubrication conjunctivus 122 and the either of which of maxillaria 132 or Both devices.The mandible of lubrication can allow expander 100 to be easier to insert inside the vagina of sufferer, and in gynaecology or surgical operation During the operating environment of moistening is provided.

In one embodiment, the body of conjunctivus 122 and/or maxillaria 132 has hollow region as lubricant Passage, and there is the release aperture of lubricant on the surface.

In one embodiment, the lubricant of certain dosage is packaged in the hollow region of mandible by expander 100.Lubricant Discharged through the hole on mandible surface, such as：Pass through the button in squeeze grip portion 134.In one embodiment, expander can Include the external port that can be attached syringe.Syringe has lubricant, and lubricant is supplemented in mandible through external port.

A kind of method of vaginal dilation, which includes, provides a deserted vaginal dilator.This expander has upper member, lower structure Part, and linear support component.Upper member includes conjunctivus.Lower member includes maxillaria and one or more lateral support beams.Branch Support beam extends downwardly on the inside of maxillaria.Linear support component connects upper member and lower member.Such linear support structure engagement Lateral support beam, and engage the rotary operation mechanism extended to outside conjunctivus and the linear support component for extending from lower member.Line Property supporting member verticallymovable is in the upright track positioned at the handle portion side of lower member.The method of vaginal dilation also includes will The conjunctivus of expander is inserted in vaginal opening with maxillaria, and working space is created between conjunctivus and maxillaria, from And vaginal dilation.

All patents and its application cited herein also have disclosed document to merge herein all referring to its globality.It is several Above-mentioned disclosed embodiment and other features and function or its alternative solution can optionally merge multiple that other are different System or application.

Although the present invention is disclosed above with embodiment, so it is not limited to the present invention, any to be familiar with this skill Person, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations, therefore protection scope of the present invention is worked as It is defined depending on the scope of which is defined in the appended claims.

Claims (10)

1. a kind of expander, it is characterised in that include：

One upper member, comprising：

One conjunctivus, have an outer end inner with one；

One lower member, comprising：

One maxillaria, it is inner and have on the left of in the of one when when the inner from the maxillaria from and a right side with an outer end and one Side, the maxillaria include：

One supporting construction, the supporting construction are located at the inner of the maxillaria and extend perpendicularly to the right side of the maxillaria or be somebody's turn to do On left side；And

Leader portion, extended downwardly from the inner of the maxillaria, and define a upright track；And

One linear support component, there is an inner, outer end and an elongated bodies, the inner of the linear support component to be articulated in The inner of the conjunctivus, the elongated bodies are between the inner of the linear support component and the outer end；

Wherein, the elongated bodies of the linear support component are slidably engaged the upright track of the handle portion；And

Wherein, the linear support component is formed with a support slot, and the support slot is slidably matched the supporting construction of the maxillaria.

2. expander according to claim 1, it is characterised in that the upright track defined in the handle portion is arranged at pair Should the left side of maxillaria or the opposite side of the supporting construction on the right side of this.

3. expander according to claim 1, it is characterised in that the upper member also includes a rotary axis module, the rotating shaft mould Block is arranged at the inner of the conjunctivus, and it is lateral from the two opposite sides of the conjunctivus that the rotary axis module includes a pair of rotating shaft support beams Grow；And

Wherein, the outer end of the linear support component is pivotally connected formed with a pair of holes, the device to hole and is respectively cooperating with the rotary axis module Those rotating shaft support beams.

4. expander according to claim 3, it is characterised in that the rotary axis module of the upper member is also comprising an operation machine Structure, the operating mechanism outwardly and downwardly extend from the conjunctivus with one with the angle of the conjunctivus of the upper member.

5. expander according to claim 4, it is characterised in that the linear support component includes an angle arm, the angle Arm extends back from the elongated bodies and has latch, and wherein the operating mechanism of the rotary axis module, should formed with a breach The latch of the breach and the angle arm that angle arm extends into the operating mechanism is releasably joined to operating mechanism definition A part for the breach, the operating mechanism is fastened in the angle arm whereby.

6. expander according to claim 1, it is characterised in that the upright rail defined in the handle portion of the lower member The elongated bodies of road and the linear support component are T-shaped.

7. expander according to claim 1, it is characterised in that the handle portion of the lower member is formed with multiple system gears Part, those block pieces processed are formed down from an outer end of the upright track, and the linear support component includes a latch, the latch Downwardly and forwardly extended with an angle with the outer end of the linear support component, the latch releasably engages this in vertical direction One of those block pieces processed of handle portion, so as to fixing the linear support component.

8. expander according to claim 7, it is characterised in that the linear support component includes a lifting foot, the lifting From the outer end interval of the linear support component, the segment distance of elongated bodies one upwardly extends foot, and the lifting passes through a user's enough Press and move up the linear support component so that the latch of the linear support component releasably engages the handle portion Those block piece processed wherein another one.

9. expander according to claim 1, it is characterised in that the upper member, the lower member and the linear support component All it is made up of plastic material.

10. expander according to claim 1, it is characterised in that the handle portion of the lower member formed with a depression, and The expander also includes a light source, and the light source is arranged at the depression, and light optionally is incident upon into the conjunctivus with being somebody's turn to do Between maxillaria.