CN209696085U - A kind of oral cavity radiotherapy mouth containing device bracket - Google Patents

Abstract

The utility model discloses a kind of oral cavity radiotherapy mouth containing device brackets, it is related to head and neck neoplasm radiation therapy technology field；The centre of skeleton is equipped with partition, the outer surface of partition is equipped with particle contained on tongue, tongue is allowed to perceive presence and the position of partition, the front end setting of skeleton protrudes from the convex body outside mouth, convex body is that irregular shape is connect with head net or neck shoulder net, so that oral cavity and mouth containing device, mouth containing device and mold are relatively fixed, medical chew is symmetrically installed on skeleton, and medical chew is made of medical polyaddition type silica gel stamp；Occlusion position is grinding one's teeth in sleep and part incisor for patient；By making wax pattern analog equipment model on archetype to data silicone rubber impression, perfusion is acquired in patient oral cavity；Pass through 3D scanner scanning data after the completion of analog equipment model, final products are completed in last 3D printer printing；The utility model helps to reduce the radioactive dose for jeopardizing organ, improves target dose, and has outside mutually to fix with head net or neck net, helps improve radiotherapy position accuracy.

Description

A kind of oral cavity radiotherapy mouth containing device bracket

Technical field

The utility model belongs to head and neck neoplasm radiation therapy technology field, and in particular to a kind of oral cavity radiotherapy mouth containing device Bracket.

Background technique

Complex treatment based on radiotherapy or radiotherapy is to treat in current medical domain to head and neck neoplasm Basic principle, 70% or more head-neck malignant tumor is both needed to radiotherapy in its therapeutic process.But all the time, it puts Caused function of parotid damage, oral mucosa damage and sense of taste damage etc. are treated, therefrom caused dry and Oral symptoms, one It is directly the most common complication in head-neck malignant tumor radiotherapy, these complication seriously affect the life quality of patient, sometimes It even results in and has to suspend radiotherapy, to reduce the Partial controll to tumour.

The incidence and severity of radioactivity oral mucosa damage and sense of taste damage are shone with mucous membrane of mouth and tongue respectively The dosage penetrated and volume are closely related.Currently, to reduce the radioactive dose of tongue and mucous membrane of mouth in Patients During Radiotherapy, country's warp It is often used sky medicine bottle, disposable syringe etc. and tongue and part mucous membrane of mouth is pushed away into target area, but the program is primarily present pressure tongue effect Fruit is ideal, position poor repeatability, is unable to the shortcomings that individuation.

Summary of the invention

To solve at present to be the radioactive dose for reducing tongue and mucous membrane of mouth in Patients During Radiotherapy, the country is commonly using empty medicine Tongue and part mucous membrane of mouth are pushed away target area by bottle, disposable syringe etc., but the program is primarily present pressure tongue effect ideal, position Poor repeatability is unable to the problem of the shortcomings that individuation, and the purpose of this utility model is to provide a kind of oral cavity radiotherapy mouth containing devices Bracket.

A kind of oral cavity radiotherapy of the utility model mouth containing device bracket, it includes skeleton, the doctor that medical polyester material is constituted Use chew；The centre of skeleton is equipped with partition, and the outer surface of partition is equipped with particle contained in presence and the position on tongue, allowing tongue to perceive partition It sets, the front end setting of skeleton protrudes from the convex body outside mouth, and convex body is that irregular shape is connect with head net or neck shoulder net, so that mouth Chamber and mouth containing device, mouth containing device and mold are relatively fixed, and medical chew is symmetrically installed on skeleton, and medical chew is added by medical Poly- type silica gel stamp is constituted；Occlusion position is grinding one's teeth in sleep and part incisor for patient；By to acquisition data silicon rubber in patient oral cavity Rubber die, perfusion make wax pattern analog equipment model on archetype；Pass through 3D scanner after the completion of analog equipment model to sweep Data are retouched, final products are completed in last 3D printer printing.

Preferably, the skeleton with a thickness of 3mm.

Preferably, the front of the skeleton is provided with two curved cross members, curved cross member is placed in outside mouth.

A kind of oral cavity radiotherapy mouth containing device bracket, it the production method is as follows:

Compared with prior art, jeopardize organ (especially tongue) the utility model has the following beneficial effects: helping to reduce Radioactive dose, improve target dose, and have it is external mutually fixed with head net or neck net, help raising radiotherapy position accuracy.

Detailed description of the invention:

The present invention is described in detail by the following detailed description and drawings for ease of explanation,.

Fig. 1 is the structural schematic diagram of the utility model.

In figure: 1- skeleton；2- partition；The medical chew of 3-.

Specific embodiment:

To make the objectives, technical solutions and advantages of the present invention clearer, below by shown in the accompanying drawings Specific embodiment describes the utility model.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit this reality With novel range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid unnecessarily mixing Confuse the concept of the utility model.

Here, it should also be noted that, in order to avoid having obscured the utility model because of unnecessary details, in the accompanying drawings It illustrate only the structure and/or processing step closely related with scheme according to the present utility model, and be omitted practical with this The little other details of new relationship.

As shown in Figure 1, present embodiment uses following technical scheme: it includes the skeleton that medical polyester material is constituted 1, medical chew 3；The centre of skeleton 1 is equipped with partition 2, and the outer surface of partition 2 is equipped with particle contained on tongue, tongue is allowed to perceive partition In the presence of and position, it is therefore intended that during radiotherapy keep tongue stability and repeatability, not only maintain function of deglutition, but also be conducive to put Treat the design of plan.And at present, autonomic activities are not difficult to evaluate tongue body exposure dose its tongue during head-cervical radiotherapy, also suitable The developing direction of adaptive radiotherapy is answered.The front end setting of skeleton 1 protrudes from the convex body outside mouth, and convex body is irregular shape and head Net or the connection of neck shoulder net, so that oral cavity and mouth containing device, mouth containing device and mold are relatively fixed, the medical symmetrically installation of chew 3 On skeleton, medical chew is made of medical polyaddition type silica gel stamp；Occlusion position is grinding one's teeth in sleep and part incisor for patient.Patient Biting latter minute is permanently fixed, comfortable, individuation, safe free from extraneous odour；By to acquisition data silicon rubber print in patient oral cavity Mould, perfusion make wax pattern analog equipment model on archetype.Pass through 3D scanner scanning number after the completion of analog equipment model According to final products are completed in last 3D printer printing.

The dental stent of present embodiment is made for personalization, and outer shape is according to need to carry out radiotherapy Oral cavity intracavitary shape customization of sufferer when dehiscing.Oral cavity connection and fixing mould part, rear portion are stretched out in the front of the mouth containing device For supports tooth and pressure tongue portion.Medical polyaddition type is respectively equipped on the fixed part of the dental stent, upper and lower surfaces shell Silica gel stamp, and upper and lower tooth silica gel stamp is fuller, it is fixed after being engaged comfortably, it avoids the mouth containing device and wears to sufferer oral area Afterwards there is a situation where mobile, guarantee the dental stent and the good position repeatability of upper mandibular in radiation therapy process.It should The effect of branch bulging tongue portion, enables tongue steadily comfortably to stretch, and patient is required to remember the position of tongue and spatula when making with patient Set and position and when interval procedure is consistent, in therapeutic process if any swallow can also make tongue voltuntary movement after return initial bit It sets, guarantees the repeatability of the position of tongue in radiation therapy process, make to jeopardize organ and be fixed on other than high dose area, reduction is shone Dosage.Finally, the mouth outer fixing portion of the mouth containing device point is penetrated through between branch bulging tongue portion with gas-permeable channels, gas-permeable channels are had Mouth containing device be conducive to keep sufferer wear the dental stent carry out radiotherapy when airway patency, this advantage is for neck Portion tumor radiotherapy patient is particularly important, because happening occasionally the case where edema of throat airway narrows in its Patients During Radiotherapy.

In structure in the mouth containing device mouth of present embodiment outside connector, tooth can not be closed, and mold can make Tooth separates 0.5cm distance, can keep oral ventilatory.Gas-permeable channels can play the effect for keeping patient airway unobstructed；It is preferred that Ground, the 0.5cm distance can make lip be closed completely the completion for guaranteeing swallowing act when swallowing, and patient is avoided to occur because that can not gulp down Swallow the cough or asphyxia generated.

Further, certain inclination is generated in the setting of spatula and mouth outer connection (i.e. at dental articulation) manufacturing process Angle (5 ° or so) has complied with ergonomics, is affixed on tongue smoothly under spatula.Spatula has no excessive compression tongue, former Pass through ray because making tongue and maxilla separate 0.5cm and can avoid completely tongue from the consideration of target area design aspect；Secondly, by several times In the case that the radiotherapy time was not waited by three minutes to ten minutes, patient inevitably has swallowing act, which can make tongue certainly By swallowing, the senses of discomfort such as no nausea；Again, the spatula structure of the utility model, which has no, is pressed onto the root of the tongue, and reason can make patient Retch symptom is generated, also extensible tongue irradiates normal tissue less in the treatment of mouth bottom root of the tongue cancer, protects normal Tongue function.

Further, its ingredient of the mouth containing device of the utility model is vinyon and polyaddition type silica gel stamp, at CT It, which sucks device, can show light shadow, and artifact-free influence considers from radiation physical angle, suck design of the equipment material to radiotherapy planning Have no influence.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (3)

1. a kind of oral cavity radiotherapy mouth containing device bracket, it is characterised in that: it include medical polyester material constitute skeleton, medical sting Glue；The centre of skeleton is equipped with partition, and the outer surface of partition is equipped with particle and is contained on tongue, and tongue is allowed to perceive presence and the position of partition, The front end setting of skeleton protrudes from the convex body outside mouth, and convex body is connect with head net or neck shoulder net, so that oral cavity and mouth containing device, mouth containing Device is relatively fixed with mold, and medical chew is symmetrically installed on skeleton, and medical chew is by medical polyaddition type silica gel stamp structure At；Occlusion position is grinding one's teeth in sleep and part incisor for patient.

2. a kind of oral cavity radiotherapy according to claim 1 mouth containing device bracket, it is characterised in that: the skeleton with a thickness of 3mm。

3. a kind of oral cavity radiotherapy according to claim 1 mouth containing device bracket, it is characterised in that: the front of the skeleton is set Two curved cross members are equipped with, curved cross member is placed in outside mouth.