CN105999529A - Drug administration equipment for deep part of nasal cavity - Google Patents
Drug administration equipment for deep part of nasal cavity Download PDFInfo
- Publication number
- CN105999529A CN105999529A CN201610522163.5A CN201610522163A CN105999529A CN 105999529 A CN105999529 A CN 105999529A CN 201610522163 A CN201610522163 A CN 201610522163A CN 105999529 A CN105999529 A CN 105999529A
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- Prior art keywords
- nasal cavity
- administration device
- catheter
- inner catheter
- deep
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- 210000003928 nasal cavity Anatomy 0.000 title claims abstract description 154
- 238000001647 drug administration Methods 0.000 title abstract 5
- 239000003814 drug Substances 0.000 claims abstract description 72
- 238000005452 bending Methods 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 7
- 239000003550 marker Substances 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims description 2
- 229940079593 drug Drugs 0.000 abstract description 23
- 208000002193 Pain Diseases 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000009545 invasion Effects 0.000 abstract 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 14
- 201000010099 disease Diseases 0.000 description 13
- 208000003098 Ganglion Cysts Diseases 0.000 description 8
- 206010019233 Headaches Diseases 0.000 description 8
- 208000005400 Synovial Cyst Diseases 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 231100000869 headache Toxicity 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000007917 intracranial administration Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 210000001331 nose Anatomy 0.000 description 6
- 231100000915 pathological change Toxicity 0.000 description 6
- 230000036285 pathological change Effects 0.000 description 6
- 201000009890 sinusitis Diseases 0.000 description 6
- 206010028980 Neoplasm Diseases 0.000 description 5
- 201000011510 cancer Diseases 0.000 description 5
- 238000012377 drug delivery Methods 0.000 description 5
- 208000019695 Migraine disease Diseases 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 206010027599 migraine Diseases 0.000 description 4
- 210000000214 mouth Anatomy 0.000 description 4
- 206010039083 rhinitis Diseases 0.000 description 4
- 208000006561 Cluster Headache Diseases 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 229940035674 anesthetics Drugs 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 208000018912 cluster headache syndrome Diseases 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000002594 fluoroscopy Methods 0.000 description 3
- 239000003193 general anesthetic agent Substances 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 210000002850 nasal mucosa Anatomy 0.000 description 3
- 210000005036 nerve Anatomy 0.000 description 3
- 210000003695 paranasal sinus Anatomy 0.000 description 3
- 230000010412 perfusion Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 208000024891 symptom Diseases 0.000 description 3
- 230000001225 therapeutic effect Effects 0.000 description 3
- 210000001944 turbinate Anatomy 0.000 description 3
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- 238000002560 therapeutic procedure Methods 0.000 description 2
- 206010059866 Drug resistance Diseases 0.000 description 1
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- 241000158526 Nasalis Species 0.000 description 1
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- 201000010105 allergic rhinitis Diseases 0.000 description 1
- 229940035676 analgesics Drugs 0.000 description 1
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H35/00—Baths for specific parts of the body
- A61H35/04—Baths for specific parts of the body for the nose
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/12—Driving means
- A61H2201/1253—Driving means driven by a human being, e.g. hand driven
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2205/00—Devices for specific parts of the body
- A61H2205/02—Head
- A61H2205/022—Face
- A61H2205/023—Nose
-
- 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
- A61M2210/06—Head
- A61M2210/0618—Nose
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Biomedical Technology (AREA)
- Anesthesiology (AREA)
- Engineering & Computer Science (AREA)
- Otolaryngology (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses drug administration equipment for the deep part of a nasal cavity. The drug administration equipment for the deep part of the nasal cavity comprises an inner catheter and an outer catheter, wherein the outer catheter is sheathed on the exterior of the inner catheter; the outlet end of the outer catheter and the outlet end of the inner catheter both extend into the nasal cavity; the outlet end of the inner catheter is bent towards the preset direction when the outlet end of the inner catheter extends out of the outlet end of the outer catheter, and the inlet end of the inner catheter is connected with a drug supply device. The drug administration equipment for the deep part of the nasal cavity has the advantages that when the patient is treated, the outlet end of the inner catheter is bent towards the encephalic direction, and the drug is injected into the deep part of the nasal cavity through the inner catheter by the drug supply device; when the patient is in a sober state, the drug is administrated into the deep part of the nasal cavity by the drug administration equipment for the deep part of the nasal cavity in a non-pain and non-invasion way, and the drug can directly and accurately reach the to-be-treated part.
Description
Technical field
The present invention relates to field of medical technology, particularly relate to a kind of deep nasal cavity administration device.
Background technology
Sympatheticalgia is due to the abnormal a kind of neuralgia caused of sympathetic nervous system function.Neuroganglion
Be that one group of neuron converges together, neuroganglion the pain caused can be an organ or a certain at health
Individual position.In order to treat sympatheticalgia, doctors are often expelled to certain privileged sites medicine and block
Neuroganglion.Especially treating acute serious pain when, doctor understands injecting narcotic to the god being correlated with
Warp knuckle, this Therapeutic Method is nerve block.Treat atypical cluster headache and the resistance of dish Hubei Province neuroganglion
Disconnected, need invasive pin to wear administration, or use the ganglionic mode in radio frequency damage dish Hubei Province to treat.This
A little Therapeutic Method are more complicated and complication is many, it is often more important that, the functional headache cause of disease is unclear, the course of disease
Mostly can alleviate recovery from illness with self limiting.This kind of disease is used the treatment of neural damage method, theoretically with
And be all inappropriate for ethically.
And various diseases relevant with ganglion pterygoplatinum (also known as pterygopalatine ganglion) in prior art, such as
The diseases such as migraine, cluster headache, allergic rhinitis, chronic sinusitis, tinnitus can also pass through nose
Deep, chamber is administered and treats or manage.But, nasal cavity is the passage of a bending, from anatomy
On see, deep nasal cavity has three passages: superior nasal meatus, middle nasal meatus and inferior nasal meatus.Except inferior nasal meatus, in
Nasal meatus and superior nasal meatus and nasal cavity entrance are all in the bending of almost 90 degree.Therefore, general administering mode is difficult to
Medicine is made to arrive deep nasal cavity.Such as, migraine can be treated in the way of using nasal spray administration,
But few owing to can arrive the dose of deep nasal cavity, the dose arriving ganglion pterygoplatinum is less, and can not
Control dosage, often do not reach the purpose for the treatment of.
Therefore, how to realize deep nasal cavity administration and become problem demanding prompt solution.
Summary of the invention
The main object of the present invention is to provide a kind of deep nasal cavity administration device, it is intended to solution must not be to nasal cavity
The problem that deep carries out the painless administration of noinvasive accurately.
For achieving the above object, the deep nasal cavity administration device that the present invention proposes includes inner catheter and is sheathed on
Outer catheter outside described inner catheter, the port of export of described outer catheter is used to the port of export of described inner catheter
Stretching into nasal cavity, the port of export of described inner catheter is formed when stretching out the port of export of described outer catheter towards predetermined
The structure of direction bending, and the arrival end of described inner catheter is for being connected with medicine applying device.
Preferably, described inner catheter is shape memory plastic part.
Preferably, the wall thickness of the tube wall of the described predetermined direction side of described inner catheter is less than described inner catheter
The wall thickness of the tube wall with described predetermined direction opposite side.
Preferably, described deep nasal cavity administration device also includes for making described inner catheter and described outer catheter
The mutually locking member of locking.
Preferably, described locking member is that be positioned at described inner catheter with described predetermined direction opposite side.
Preferably, described deep nasal cavity administration device also includes the confession being arranged at the arrival end of described inner catheter
Medicine interface block and be arranged at the handle of arrival end of described outer catheter；Described locking member includes can phase
The groove mated mutually and projection, described groove is arranged at described for the one in medicine interface block and described handle
On, and described projection is arranged at in the another one in medicine interface block and described handle.
Preferably, the side contrary with described predetermined direction of described outer catheter is provided with tag slot；And/or,
The graduation apparatus stretching into the degree of depth for showing described outer catheter it is provided with on the outer surface of described outer catheter.
Preferably, described deep nasal cavity administration device also includes the gold being arranged at the port of export of described outer catheter
Belong to labelling part.
Preferably, described deep nasal cavity administration device also includes being surrounded on outside described outer catheter and near described
Air bag that the port of export of outer catheter is arranged and for the gas tube of described airbag aeration.
Preferably, described deep nasal cavity administration device also includes the first metal arranged around described outer catheter
Circle and the second quoit, described first quoit and described second quoit are all from the appearance of described outer catheter
Facing out prominent, described air bag is arranged between described first quoit and described second quoit.
In technical solution of the present invention, the port of export of inner catheter can be when stretching out the port of export of outer catheter towards in advance
Determine direction bending, and the arrival end of inner catheter is for being connected with medicine applying device, thus use deep nasal cavity to give
When patient is treated by medicine equipment, it is possible to make the port of export of inner catheter bend towards intracranial direction, with logical
Cross medicine applying device through inner catheter injection of medicine in deep nasal cavity.When patient regains consciousness, utilize deep nasal cavity to
Medicine equipment can be administered in deep nasal cavity painless and hurtless measure (Noninvasive), make medicine directly and
Accurately attain the position that need to treat.These medicines can be anesthetics, hormone or antibiotic, thus plays
The effect of blocking-up dish Hubei Province neuroganglion and around adjacent nerve, or, medicine can arrive nasal sinuses at nasal cavity
The opening in deep, makes medicine directly play a role.Further, deep nasal cavity administration device can also be to
Deep nasal cavity is carried out by deep nasal cavity perfusion normal saline, the pathological changes to this position, such as rhinitis,
Sinusitis, atypical headache or localized cancer pathological changes, play relieving the pain caused by diseases and therapeutical effect.This technology
Deep nasal cavity administration device in scheme, simple in construction, accurate positioning, painless noinvasive, low price,
Easy to use, curative effect certainly, oneself can be used by patient after instructing at home.It addition, same patient
Same deep nasal cavity administration device can be reused and carry out deep nasal cavity administration, and it is deep to carry out nasal cavity
The whole process time of short duration (only about 10 minutes) that portion is administered.
Accompanying drawing explanation
In order to be illustrated more clearly that embodiment of the present invention or technical scheme of the prior art, below by right
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that,
Accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art
From the point of view of, on the premise of not paying creative work, it is also possible to obtain according to the structure shown in these accompanying drawings
Other accompanying drawing.
Fig. 1 is that nasal cavity dissects schematic diagram；
Fig. 2 is that cotton swab nasal cavity when stretching into nasal cavity dissects schematic diagram；
Fig. 3 is the structural representation of inner catheter deep nasal cavity administration device when not stretching out in outer catheter；
Fig. 4 is the structural representation of inner catheter deep nasal cavity administration device when stretching out in outer catheter；
Fig. 5 A is the A-A profile in Fig. 4；
Fig. 5 B is the B-B profile in Fig. 4；
Nose when Fig. 6 is that deep nasal cavity administration device stretches into nasal cavity and inner catheter does not stretches out in outer catheter
Anatomical cavity schematic diagram；
Nasal cavity when Fig. 7 is that deep nasal cavity administration device stretches into nasal cavity and inner catheter stretches out in outer catheter
Dissect schematic diagram；
Fig. 8 is that nasal cavity when stretching into nasal cavity of the deep nasal cavity administration device with air bag dissects schematic diagram；
Fig. 9 is that the deep nasal cavity administration device with air bag stretches into nasal cavity and air bag is the nose of inflated condition
Anatomical cavity schematic diagram.
Drawing reference numeral illustrates:
The realization of the object of the invention, functional characteristics and advantage will be done into one referring to the drawings in conjunction with embodiment
Step explanation.
Detailed description of the invention
Below in conjunction with the accompanying drawing in embodiment of the present invention, to the technical scheme in embodiment of the present invention
It is clearly and completely described, it is clear that it is real that described embodiment is only the part of the present invention
Execute mode rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area
The every other embodiment that art personnel are obtained under not making creative work premise, broadly falls into this
The scope of invention protection.
It is to be appreciated that directional instruction in embodiment of the present invention (such as upper and lower, left and right,
It is forward and backward ...) it is only used for explanation phase under a certain particular pose (as shown in drawings) between each parts
To position relationship, motion conditions etc., if this particular pose changes, then directionality indicates also
Change the most therewith.
It addition, in the present invention such as relating to the description of " first ", " second " etc. is only used for describing purpose,
And it is not intended that indicate or imply its relative importance or the implicit number indicating indicated technical characteristic
Amount.Thus, define " first ", the feature of " second " can be expressed or implicitly include at least
One this feature.In describing the invention, " multiple " are meant that at least two, such as two,
Three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " connect ", " fixing " etc.
Should be interpreted broadly, such as, " fixing " can be fixing connection, it is also possible to is to removably connect, or
Integral；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to pass through
Intermediary is indirectly connected to, and can be connection or the interaction relationship of two elements of two element internals,
Unless otherwise clear and definite restriction.For the ordinary skill in the art, can be as the case may be
Understand above-mentioned term concrete meaning in the present invention.
It addition, the technical scheme between each embodiment of the present invention can be combined with each other, but must be
Based on those of ordinary skill in the art are capable of, when technical scheme combination occur conflicting or
Will be understood that when cannot realize that the combination of this technical scheme does not exists, the most not in the protection of application claims
Within the scope of.
Before introducing the detailed description of the invention of the present invention, first introduce nasal cavity 6 and the oral cavity 5 of human body
Structure.Refer to Fig. 1 to Fig. 2, include in the nasal cavity 6 of human body superior nasal concha 9, middle nasal concha 8, concha nasalis inferior 7,
Nasal bone 10, sphenopalatine crypts 12 (including rear sphenopalatine crypts 11), ganglion pterygoplatinum 13, superior nasal meatus 16, in
Nasal meatus 15, inferior nasal meatus and nostril 17 etc., include in the oral cavity 5 of human body mouth 1, tooth 2, tongue 3 and
Maxillary 4 etc..From figure 2 it can be seen that the cotton swab 14 of straight bar shape cannot arrive deep nasal cavity, i.e. straight
The administration device of strip cannot be pointed to sphenopalatine crypts 12 and the ganglion pterygoplatinum 13 etc. of deep nasal cavity to be carried out
It is administered.
Therefore, the present invention proposes a kind of deep nasal cavity administration device be easy to and be administered deep nasal cavity,
Aim at and deep nasal cavity is carried out the painless administration of noinvasive accurately.
In one embodiment of the invention, as shown in Fig. 3 to Fig. 5 A, this deep nasal cavity administration device bag
Include inner catheter 19 and the outer catheter 20 being sheathed on outside inner catheter 19, the port of export of outer catheter 20 and inner catheter 19
The port of export be used to stretch into nasal cavity, the port of export of inner catheter 19 is when stretching out the port of export of outer catheter 20
Form the structure towards predetermined direction bending, and the arrival end of inner catheter 19 is for being connected with medicine applying device.At this
In inventive technique scheme, due to inner catheter 19 the port of export can when stretching out the port of export of outer catheter 20 court
Predetermined direction bends, and the arrival end of inner catheter 19 is for being connected with medicine applying device, thus is using nasal cavity deep
When patient is treated by portion's administration device, it is possible to make the port of export of inner catheter 19 bend towards intracranial direction,
With by medicine applying device through inner catheter 19 injection of medicine in deep nasal cavity.
Wherein, the length of inner catheter 19 is more than the length of outer catheter 20, and inner catheter 19 can in outer catheter 20
Telescopic moving, and, outer catheter 20 is defaulted as according to medicine with the port of export with the arrival end of inner catheter 19
The flow direction determines, it is arrival end that medicine flows into one end of deep nasal cavity administration device, and medicine is from deep nasal cavity
One end that administration device flows out is the port of export.The port of export of inner catheter 19 is provided with a drug delivery port 25, uses
Time drug delivery port 25 enter deep nasal cavity, medicine needs agents area from what drug delivery port 25 sprayed to deep nasal cavity.Separately
Outward, medicine applying device can be syringe or other injection equipment etc., sees Fig. 4, supplies in the present embodiment
Medicine device is the first syringe 28.
When patient regains consciousness, utilize the deep nasal cavity administration device can painless and hurtless measure (Noninvasive)
Ground is administered in deep nasal cavity, makes medicine directly reach the position that need to treat.These medicines can be anesthetics,
Hormone or antibiotic, thus play dish Hubei Province neuroganglion and the effect of the adjacent nerve of surrounding of blocking, or,
Medicine can arrive the nasal sinuses opening at deep nasal cavity, makes medicine directly play a role.Further, nose
Deep nasal cavity can also be carried out by deep, chamber administration device to deep nasal cavity perfusion normal saline, right
The pathological changes at this position, such as rhinitis, sinusitis, atypical headache or localized cancer pathological changes, play and subtract
Hypopathia pain and therapeutical effect.Deep nasal cavity administration device in the technical program, simple in construction, positioning accurate
Standard, painless noinvasive, low price, easy to use, curative effect certainly, can by patient at home after instructing
Oneself uses.It addition, same patient can reuse same deep nasal cavity administration device carries out nasal cavity
Deep is administered, and the whole process time carrying out deep nasal cavity administration of short duration (only about 10 minutes).
Wherein, owing to needing that the port of export of outer catheter 20 is stretched into nasal cavity, outer catheter 20 is moderate by hardness
Material manufacture, thus while avoiding damage to nasal mucosa, additionally it is possible to inner catheter 19 is supported.
It addition, in order to enable the port of export of inner catheter 19 when stretching out the port of export of outer catheter 20 towards predetermined direction
Bending, can make inner catheter 19 be made up of shape memory plastic, i.e. inner catheter 19 is shape memory plastic
Part.Shape memory plastic is a kind of novel thermal sensitivity functional material, and it is in the above uniform temperature of room temperature
Lower deformation, and can at room temperature fix deformation and long-term storage, when being warming up to a certain specified temp again,
It can quickly return to deform the macromolecular material of front shape.The inner catheter 19 being made up of shape memory plastic,
Nasal cavity at human body is affected by body temperature, and can when stretching out in outer catheter 20 according to
Reservation shape bends, i.e. to predetermined direction bend, inner catheter 19 can move ahead in the middle of nasal meatus and
The not nasal mucosa of injured patients.It should be noted that inner catheter 19 can be all by shape-memory material system
Become, it is also possible to only allow one section that needs to stretch out in outer catheter 20 to be made up of shape-memory material, i.e. at this
In embodiment, inner catheter 19 can be partly that shape memory element can also generally shape memory element, manufacture
Business can manufacture inner catheter 19 according to the selection that needs of user (doctor or patient).
In addition to the above-mentioned method using shape memory plastic manufacture inner catheter 19, other modes are also had to make
Inner catheter 19 can bend towards predetermined direction when stretching out the port of export of outer catheter 20.Such as, other
In embodiment, the wall thickness of the tube wall of the predetermined direction side of inner catheter 19 less than inner catheter 19 with predetermined
The wall thickness of the tube wall of side in opposite direction, the circumference along inner catheter 19 is formed with Wall-Thickness Difference, so that interior
Conduit 19 bends towards predetermined direction (side that wall thickness is less) automatically when losing the support of outer catheter 20.
It should be noted that inner catheter 19 has equally been completely formed Wall-Thickness Difference, it is also possible to only allow needs from outward
One section stretched out in conduit 20 is formed with Wall-Thickness Difference, and manufacturer can need and manufacturing process according to user
Manufacture inner catheter 19.
Further, in order to ensure the practical situation towards predetermined direction bending with human body nasal cavity of inner catheter 19
Corresponding and do not occur direction to change, deep nasal cavity administration device also includes making inner catheter 19 and outer catheter
20 locking members mutually locked, locking member is positioned at the side opposite to the predetermined direction of inner catheter 19.By
It is positioned at side opposite to the predetermined direction in locking member, nasal cavity can can't see by locking member
In the case of portion, determine the bending direction of inner catheter 19 intuitively.Further, in the outlet of inner catheter 19
After end stretches out in the port of export of outer catheter 20, locking member makes inner catheter 19 interlock with outer catheter 20 phase
Tightly, so that inner catheter 19 and outer catheter 20 will not occur the relative movement of circumference, also will not occur
Axial relative movement such that it is able to guarantee the predetermined bending direction of inner catheter 19 and the knot of deep nasal cavity
Structure is consistent, i.e. make inner catheter 19 bend towards deep nasal cavity (intracranial direction).
Wherein, as one preferred embodiment, as shown in Fig. 3, Fig. 4 and Fig. 5 B, deep nasal cavity
Administration device also includes the confession medicine interface block 27 being arranged at the arrival end of inner catheter 19 and is arranged at outer leading
The handle 26 of the arrival end of pipe 20.Wherein, it is tubular structure for medicine interface block 27 and handle 26, if
Put and medicine applying device (the i.e. first syringe 28) can be facilitated to inject medicine in inner catheter 19 for medicine interface block 27
Thing, and handle 26 is set user can be facilitated to capture and operate deep nasal cavity administration device.Further, for medicine
Interface block 27 is the syringe interface of standard model, can engage the syringe of all standard specificationss.
Further, locking member can be directly arranged on outer catheter 20 and inner catheter 19, it is also possible to
It is arranged at on medicine interface block 27 and handle 26.As one preferred embodiment, locking member bag
Including the groove 36 and projection 35 that can be mutually matched, groove 36 is arranged at for medicine interface block 27 and handle
In one in 26, and projection 35 is arranged in the another one supplied in medicine interface block 27 and handle 26, with
The movement of inner catheter 19, groove 36 is the most close to each other with projection 35 until the most chimeric, and makes
Inner catheter 19 is mutually locked with outer catheter 20.Specifically, as shown in Fig. 3, Fig. 4 and Fig. 5 B, projection
35 are arranged at on medicine interface block 27, and groove 36 is arranged on handle 26.It addition, outer catheter 20
Side opposite to the predetermined direction is provided with tag slot 30, in other words, handle 26 be provided with groove 36
Side be additionally provided with tag slot 30.Tag slot 30 can make the needs of user's definitely inner catheter 19
The predetermined direction of bending, and guarantee that inner catheter 19 can enter nasal cavity according to predetermined direction smoothly when bending
Deep.Wherein, in the present embodiment, tag slot 30 is preferably triangular marker.
It addition, deep nasal cavity administration device also includes the metal marker part being arranged at the port of export of outer catheter 20,
This metal marker part can play and determine the deep nasal cavity administration device position at nasal cavity under x-ray fluoroscopy
Effect.Wherein, metal marker part can be metal derby or the metallic channel of the port of export embedding outer catheter 20,
Can also be for embedding the becket of the port of export of outer catheter 20.Even, metal marker part herein is alternatively
The first quoit 22 hereinafter mentioned, the first quoit 22 outwardly highlighting from outer catheter 20
Height be about 2mm, the first quoit 22 can play determine under x-ray fluoroscopy deep nasal cavity to
Medicine equipment is in the effect of the position of nasal cavity.
Additionally, as shown in Figure 8 and Figure 9, deep nasal cavity administration device also includes being surrounded on outside outer catheter 20
And near outer catheter 20 the port of export arrange air bag 33 and for air bag 33 inflation gas tube 34.
Air bag 33 is the emulsion capsule pipe of annular, and the internal diameter of air bag 33 is less than the external diameter of outer catheter such that it is able to make
Air bag 33 is immediately around outside outer catheter 20.Gas tube 34 is a very thin conduit, gas tube 34
Can arrange parallel with outer catheter 20 (as shown in Figure 5 B, the outer surface of handle 26 offers groove 32,
Gas tube 34 can be disposed in groove 32), it is possible to separately positioned with outer catheter 20.Gas tube 34
One end connects air bag 33 and the other end connects the second syringe 29, in order to inject air in air bag 33.
When cancer patient needs nose perfusion chemotherapy medicine, or rhinitis or sinusitis client need clean treatment nose
During chamber, the second syringe 29 can be used to inflate in air bag 33 through gas tube 34 such that it is able to blocking
Nasal cavity, prevents medicine from backflowing, and makes major part medicine can act on disease sites.During use air capacity according to
Human body difference selects, and at the end of use, pulls out the second syringe 29, makes the air stream in air bag 33
Go out.Need not use the patient of air bag 33, need not be to air bag 33 when using deep nasal cavity administration device
Interior inflation, to reduce expenses.
Deep nasal cavity administration device also includes the first quoit 22 and the second gold medal arranged around outer catheter 20
Genus circle 21, the first quoit 22 and the second quoit 21 all outwardly highlighting from outer catheter 20,
Second quoit 21 is about 2mm from the outwardly prominent height of outer catheter 20, and the first gold medal
Belonging to and be separated by 0.8～1.2cm between circle 22 and the second quoit 21, air bag 33 is arranged at the first quoit 22
And between the second quoit 21.Wherein, in a preferred embodiment, the first quoit 22 and second
It is separated by 1cm between quoit 21.First quoit 22 and the second quoit 21 all can play at X-ray
The effect in the position of nasal cavity of the deep nasal cavity administration device is determined, simultaneously by by the first metal under perspective
Circle 22 and the second quoit 21 are arranged at the both sides of air bag 33 and air bag 33 can play position-limiting action,
Thus be better protected from air bag 33 and slip.
Further, as one preferred embodiment, the outer surface of outer catheter 20 is provided with for
The graduation apparatus stretching into the degree of depth of display outer catheter 20.By the graduation apparatus on outer catheter 20, user can
Judge that outer catheter 20 stretches into the degree of depth of nasal cavity intuitively such that it is able to grasp exactly by inner catheter 19 from
The opportunity released in outer catheter 20.
It addition, the present invention also provides for a kind of deep nasal cavity utilizing above-mentioned deep nasal cavity administration device to carry out
Medication, wherein, described deep nasal cavity medication comprises the following steps:
S1, the port of export of outer catheter 20 is stretched into nasal cavity；
S2, promotion inner catheter 19, make the port of export of inner catheter 19 stretch out also from the port of export of outer catheter 20
Bend to intracranial direction；
S3, the arrival end of medicine applying device with inner catheter 19 is connected, and by medicine applying device through inner catheter 19 to
Injection of medicine in deep nasal cavity.
Wherein, the port of export of inner catheter 19 can be when stretching out the port of export of outer catheter 20 towards predetermined direction
Bend, and the arrival end of inner catheter 19 can be connected with medicine applying device, thus set using deep nasal cavity to be administered
For when patient is treated, it is possible to make the port of export of inner catheter 19 bend towards intracranial direction, to pass through
Medicine applying device is through inner catheter 19 injection of medicine in deep nasal cavity.When patient regains consciousness, utilize deep nasal cavity to
Medicine equipment can be administered in deep nasal cavity painless and hurtless measure (Noninvasive), makes medicine directly reach
To the position that need to treat.Further, deep nasal cavity administration device can also irrigate normal saline to deep nasal cavity
Deep nasal cavity is carried out, the pathological changes to this position, such as rhinitis, sinusitis, atypical head
Pain or localized cancer pathological changes, play relieving the pain caused by diseases and therapeutical effect.
Further, in step sl, because some patients is more sensitive, outer catheter 20 is being stretched into nasal cavity
Before Nei, first inject appropriate anesthetics to nasal cavity, the most again the port of export of outer catheter 20 is stretched into nasal cavity
In.Furthermore it is also possible to first measure outer catheter 20 can enter the degree of depth of nasal cavity, then going out outer catheter 20
Mouth end stretches into nasal cavity, and makes outer catheter 20 reach or be slightly smaller than the degree of depth of this pre-test.
Specifically, when using deep nasal cavity administration device to carry out deep nasal cavity administration, patient is first made to lie
Sleeping and face is upwards.Before treating, first inner catheter 19 is retracted, make the port of export of inner catheter 19
Flush with the port of export of outer catheter 20.Then, use the graduation apparatus on outer catheter 20, survey outside nasal cavity
Amount nasal cavity exports to the distance of the nasion, slowly the port of export of outer catheter 20 is extend into disease further according to this distance
In the nasal cavity of people.Wherein, Fig. 6 be the port of export of outer catheter 20 is stretched into nasal cavity and inner catheter 19 not yet from
The state stretched out in outer catheter 20.Now, note observing tag slot 30 (the i.e. triangle mark on handle 26
Note) and projection 35 and the position of groove 36, the direction contrary with tag slot 30 is that inner catheter 19 is predetermined
Bending direction, needs the port of export ensureing inner catheter 19 to bend towards intracranial direction (i.e. deep nasal cavity).
Wherein, for not can determine that the some patients stretching into the degree of depth of outer catheter 20, it is possible to use x-ray fluoroscopy
Or Digital Subtraction (DSA) technology, observe outer catheter 20 in the position of nasal cavity.The outlet of outer catheter 20
End is provided with the first quoit 22 and the second quoit 21, and the first quoit 22 and the second quoit 21 will not
X-ray thoroughly, it can be observed that its position, according to the first quoit 22 and position of the second quoit 21,
Release inner catheter 19, make inner catheter 19 enter superior nasal meatus 16, and inject to deep nasal cavity through drug delivery port 25
Medicine.Fig. 7 is that the port of export of outer catheter 20 stretches into nasal cavity and inner catheter 19 stretches out in outer catheter 20
State.The drug delivery port 25 of inner catheter 19 points to the top of middle nasal concha 8, can enter after drug injection
In the sphenopalatine crypts 12 of nasal meatus 16, anaesthetize infiltration ganglion pterygoplatinum 13.
In figs. 8 and 9, deep nasal cavity administration device also includes air bag 33 and gas tube 34.In some feelings
When condition, such as chronic sinusitis or nasal cavity have cancer, need to inject the medicine that dosage is more, these
Medicine can backflow in nasal cavity.Block nasal cavity by inflation in air bag 33, be possible to prevent medicine to backflow,
Owing to air bag 33 is the most soft, from without injuring nasal mucosa.Simply there are some patients may be to latex system
Product allergy, before treating, doctor or nurse need to inquire the allergies of patient, understand it previously
With or without latex allergy history, to determine whether to be suitable for application air bag 33.
Cluster headache, migraine and disease of nasal sinus caused by ganglion pterygoplatinum disorder, in the whole nation
Morbidity scope is wide, and according to Epidemiological study, migraine patient accounts for the 9.3% of total population, sinusitis patient
Have about 5%.The feature of these patients is that the age is light, and the headache morbidity persistent period is short, typically at several hours
By about 3 days, can have every year and fall ill several times.With age, the symptom of many patients fades away.
So, control headache syndromes and reduce the main feature that patient's misery is associated treatment.The nasal cavity of the present invention
Deep administration device simple in construction, and, the deep nasal cavity medication of the present invention easily uses, patient
Can be learnt oneself under the guidance of doctors and nurses use.When disease symptoms (such as headache) occurs,
Patient oneself can injection of medicine treatment at home.If symptom reappears, can be with repeated application.With
Eating analgesic drug product to compare, this deep nasal cavity medication registration, dosage is little, will not exist because of medicine
Cylinder accumulation and produce the side effect such as toxicity, addicted and drug resistance.
It addition, compared with acupuncture and radio frequency method, the deep nasal cavity medication of the present invention has risk
Low and noinvasive and do not damage the feature of ganglion pterygoplatinum.Compared with using nasal cavity sight glass, the present invention's
Deep nasal cavity administration device, cost of use is low, simple to operate, is easy to learn and use.Because headache, migraine
And sinusitis is commonly encountered diseases, frequently-occurring disease, change according to the season time sickness rate height in spring and autumn, and many patients are in locality
The medical treatment in clinic and township level commune hospital.These hospital conditions are simple and crude, do not have special department of otorhinolaryngology with big
Type instrument, the deep nasal cavity administration device of the present invention is more suitable for these hospitals and uses.Further, the present invention
Deep nasal cavity administration device simple to operate, many patients can decrease contact hospital with Self-operating
Loaded down with trivial details link.
The foregoing is only the preferred embodiment of the present invention, not thereby limit the scope of the claims of the present invention,
Every under the inventive concept of the present invention, utilize the equivalent structure that description of the invention and accompanying drawing content are made
Conversion, or directly/be indirectly used in other relevant technical fields and be included in the patent protection model of the present invention
In enclosing.
Claims (10)
1. a deep nasal cavity administration device, it is characterised in that in described deep nasal cavity administration device includes
Conduit and the outer catheter being sheathed on outside described inner catheter, the port of export of described outer catheter and described inner catheter
The port of export is used to stretch into nasal cavity, and the port of export of described inner catheter is stretching out the port of export of described outer catheter
Time form the structure towards predetermined direction bending, and the arrival end of described inner catheter is for being connected with medicine applying device.
2. deep nasal cavity administration device as claimed in claim 1, it is characterised in that described inner catheter is
Shape memory plastic part.
3. deep nasal cavity administration device as claimed in claim 1, it is characterised in that described inner catheter
The wall thickness of the tube wall of described predetermined direction side less than described inner catheter with described predetermined direction opposite side
The wall thickness of tube wall.
4. deep nasal cavity administration device as claimed in claim 1, it is characterised in that described deep nasal cavity
Administration device also includes the locking member for making described inner catheter and described outer catheter mutually lock.
5. deep nasal cavity administration device as claimed in claim 4, it is characterised in that described locking member
That be positioned at described inner catheter with described predetermined direction opposite side.
6. deep nasal cavity administration device as claimed in claim 4, it is characterised in that described deep nasal cavity
Administration device also include being arranged at the arrival end of described inner catheter for medicine interface block and be arranged at described outside
The handle of the arrival end of conduit；Described locking member includes groove and the projection that can be mutually matched, described
Groove is arranged in the described one supplied in medicine interface block and described handle, and described projection is arranged at for medicine
In another one in interface block and described handle.
7. the deep nasal cavity administration device as according to any one of claim 1-6, it is characterised in that institute
The side contrary with described predetermined direction stating outer catheter is provided with tag slot；
And/or, the outer surface of described outer catheter is provided with the degree of depth that stretches into for showing described outer catheter
Graduation apparatus.
8. the deep nasal cavity administration device as according to any one of claim 1-6, it is characterised in that institute
State deep nasal cavity administration device and also include being arranged at the metal marker part of the port of export of described outer catheter.
9. the deep nasal cavity administration device as according to any one of claim 1-6, it is characterised in that institute
State deep nasal cavity administration device and also include being surrounded on the port of export of the outer and close described outer catheter of described outer catheter
The air bag that arranges and for the gas tube of described airbag aeration.
10. deep nasal cavity administration device as claimed in claim 9, it is characterised in that described nasal cavity is deep
Portion's administration device also includes the first quoit and the second quoit arranged around described outer catheter, described
One quoit and described second quoit all outwardly highlighting from described outer catheter, described air bag sets
It is placed between described first quoit and described second quoit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522163.5A CN105999529A (en) | 2016-07-05 | 2016-07-05 | Drug administration equipment for deep part of nasal cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522163.5A CN105999529A (en) | 2016-07-05 | 2016-07-05 | Drug administration equipment for deep part of nasal cavity |
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| CN105999529A true CN105999529A (en) | 2016-10-12 |
Family
ID=57106776
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610522163.5A Pending CN105999529A (en) | 2016-07-05 | 2016-07-05 | Drug administration equipment for deep part of nasal cavity |
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| CN (1) | CN105999529A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111870385A (en) * | 2020-08-18 | 2020-11-03 | 广西医科大学第一附属医院 | Tree shrew nasal cavity internal drug administration device |
| CN112914782A (en) * | 2021-01-20 | 2021-06-08 | 北京大学第三医院（北京大学第三临床医学院） | Continuous micro-perfusion catheter for esophageal mucosa |
| CN113143747A (en) * | 2021-06-01 | 2021-07-23 | 黄海兵 | Nasal cavity spray nozzle assembly and nasal cavity flushing device |
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Application publication date: 20161012 |