75results about "Nose implants" patented technology

The invention relates to a prosthesis material, a nose prosthesis containing the same and a preparation method. The prosthesis material comprises 20-90 parts of a degradable high polymer material and 10-80 parts of an inorganic material, the degradable high polymer material comprises any one or a combination of at least two of polycaprolactone, polylactic acid, polyurethane or polyether-ether-ketone; the inorganic material comprises tricalcium phosphate and / or hydroxyapatite. By designing and preparing the composite wire rod in a specific proportion, the flexibility and ductility of the prosthesis are improved, and enough mechanical strength and ideal osseointegration capability can be provided; and in combination with a personalized design process, precise customization and efficient manufacturing of the nose prosthesis are realized.

A gas delivery apparatus for nasal application is provided for purifying and / or reducing undesirable materials from air and / or gas intended to enter a nasal cavity. The gas delivery apparatus for nasal application may include a housing component, power component, fan component, filtration component, cap, germicidal irradiation component, aroma component, nose plug component, monitoring component, and medicinal component.

Nasal implants and nasal implant delivery tools are described herein. The nasal implants and tools can be used to deliver the implant in a minimally invasive way. The delivery tools can be adapted to separate the upper lateral cartilage from the septum and to place an implant between the septum and the upper lateral cartilage. The implant can be configured to be placed between the upper lateral cartilage and the septum. The implant system can include a first longitudinal body adapted to engage with upper lateral cartilage and the septum on a first side of the septum and a second longitudinal body adapted to engage with upper lateral cartilage and the septum on a second side of the septum.

A system comprising a nasal implant delivery tool is presented. The nasal implant delivery tool comprises a handle; a needle extending distally from the handle, the needle having a needle lumen; a loading chamber communicating with the needle lumen and adapted to load a nasal implant into the needle lumen; and an actuator adapted to move a nasal implant along the needle lumen and out of an opening at the distal end of the needle. The system further comprises a nasal implant having a body comprising a proximal end, a distal end, and a central longitudinal axis extending between the proximal end and the distal end. The nasal implant further comprises a first arm and a second arm at the distal end of the implant, the first and second arms each having proximal ends fixed to the implant and distal ends not fixed to the implant. The distal ends of the arms are biased to move away from the central longitudinal axis of the implant from (i) a contracted configuration within the needle lumen, wherein in the contracted configuration the first arm and the second arm are contracted toward the central longitudinal axis, toward (ii) an expanded configuration outside of the needle lumen. The loading chamber is adapted to move the nasal implant from the deployed configuration to the delivery configuration as the nasal implant is advanced into the needle lumen.

A gas purification device for nasal applications is provided for purifying and / or reducing undesirable substances in air and / or gases to be entered into the nasal cavity. The gas purification device for nasal application can comprise a gas purification device, a shell part, a power supply part, a fan part, a filtering part, a cover body, a sterilization irradiation part, an aroma part, a nasal plug part, a monitoring part and a medicine part.

Implants are provided, comprising the implant and a plurality of sensors.

An intelligent controllable super-deformation nose prosthesis belongs to the field of plastic surgery medical instruments and is characterized in that a concave hollow omega-shaped structure frame main body shell layer, a Janus interface outer coating and an intelligent response material are combined to construct a'anatomy-structure-function 'integrated nose prosthesis, a micropore design and a hydroxyapatite coating are performed on the ventral side of the nose prosthesis, and the micro-pore design and the hydroxyapatite coating are performed on the ventral side of the nose prosthesis. A nose prosthesis structure with high fitness and high stability is formed, smooth design and spermidine coating are carried out on the back side of the nose prosthesis, so that envelope formation is inhibited, envelope constraint is avoided, and the super-directional deformation performance is achieved in combination with the design of the concave hollow omega-shaped structure. By applying the intelligent response material, non-invasive deformation adjustment can be carried out through temperature signals in an operation or after the operation, and the clinical requirements of fine adjustment in the operation and after the operation are met. The nasal prosthesis can be applied to the scenes of plastic surgery, postoperative modification, repair and reconstruction and the like, and the higher-level medical and aesthetic requirements are met.

A rhinological implant (10) for nasal septum straightening, which can be attached to an outer surface of the septum and is made from a flat blank with several continuous perforations (15), is characterized in that it has a flat shape and, in the implanted state, lies flat and fully in contact with only one of the two outer surfaces of the septum; it has a triangular base body (11) in which two catheti edges (12a, 13a) extending from a triangle apex (S) are arranged at a triangular angle (φ) to each other, extend straight away from the triangle apex and on both sides run in the direction of a hypotenuse edge (14a) opposite the triangle apex;and that the triangular base body is extended at both catheti edges by two side sections (12, 13) extending from the apex of the triangle beyond the hypotenuse edge, the outer edges (12a', 13a') of each side section being aligned with a catheti edge. The device is not erected from the flat blank into a three-dimensional form and placed over the dorsum-side part of the septum, but allows for unilateral application on one side surface of the septum. The manufacturing effort is significantly reduced, and considerable material and weight are saved.

Patient-specific, pre-molded, implantable epithesis holder (1), made of a biocompatible, artifact-free or low-artifact material, such as a plastic or a ceramic, wherein the epithesis holder (1) has at least one attachment point (6, 6.1, 6.2) for attaching it to a patient's own support structure, such as a bone structure, and first connection means (4, 4.1) to which an external epithesis (8) equipped with second connection means complementary to the first connection means (4, 4.1) is held when placed in intervention with the first connection means (4, 4.1).

To provide a method of designing a craniomaxillofacial implant that is a rigid plate of substantially uniform thickness, and a patient-specific craniomaxillofacial implant obtained by the method.SOLUTION: The method includes: positioning a surface element of a plate as a departure from a reference location within a base outline, the departure being represented by a fraction of the length of a normal path projected from the reference location to a predetermined soft tissue layer at a supported location within an anatomic region of interest, and the fraction being based upon a required patient-specific support at the supported location. The patient-specific craniomaxillofacial implant is formed into a warped rigid plate of substantially uniform thickness.SELECTED DRAWING: Figure 1

A nasal implant delivery tool includes an inner handle, an outer handle, a needle, and a push rod. The inner handle includes a loading chamber configured to receive a nasal implant. The outer handle is configured to move axially relative to the inner handle. The needle extends distally from the inner handle and has a central lumen and a distal opening. The push rod is configured to move the nasal implant from the loading chamber, through the central lumen, and out the distal opening of the needle. The push rod is coupled to the outer handle such that the push rod moves axially relative to the inner handle when the outer handle is moved axially relative to the inner handle. Also described herein are nasal implant guides and methods of using nasal implant delivery tools and nasal implant guides.

The application discloses a facial implant, which comprises an outer nose prosthesis, a nose column prosthesis and a nasal septum prosthesis, one side of the nasal septum prosthesis is connected with the inner arc side of the outer nose prosthesis, and adjacent sides of the nasal septum prosthesis are connected with the nose column prosthesis, and the facial implant is symmetrically arranged about the plane where the nasal septum prosthesis is located; the facial implant is prepared based on silk fibroin. The facial implant is prepared by using silk fibroin, has good mechanical properties and biocompatibility, can be effectively plasticized, and can promote tissue repair and regeneration.

To provide a nasal gas purification device for purifying and / or reducing undesirable substances from air and / or gas intended to enter the nasal cavity.SOLUTION: The nasal gas purification device may include a gas purification device, a housing component, a power component 1310, a fan component 1410, a filtration component, a cap, a germicidal irradiation component, an aroma component, a nose plug component 1710, a monitoring component, and a medicinal component.SELECTED DRAWING: Figure 1

Proposed is a nasal implant design method of manufacturing a patient-customized nasal implant; the nasal implant design method including: (a) acquiring a medical image of a patient's nasal portion; (b) automatically realizing a three-dimensional volume rendering image, including the skin, the bones, and the cartilage of a nasal portion, from the medical image of the patient's nasal portion on the basis of nasal cartilage data learned through artificial intelligence; (c) simulating the nasal cartilage with the three-dimensional volume rendering image in such a manner as to be suitable for a patient; (d) stably nesting a nasal implant selected from an imaginary nasal implant model database on the simulated nasal cartilage and a nasal bones; and (e) simulating the stably nested nasal implant and designing a patient-customized nasal implant in such a manner as to be suitable for the patient.

Aspects in accordance with the present invention pertain to a method of designing a craniomaxillofacial implant that is a rigid plate of substantially uniform thickness, and a patient-specific craniomaxillofacial implant resulting from said method. Said method comprises positioning a surface element of said plate as a departure from a reference location within a base outline, said departure being represented by a fraction of the length of a normal path projected from said reference location to a predetermined soft tissue layer at a supported location within an anatomic region of interest, and said fraction being based upon a required patient-specific support at said supported location. Said patient-specific craniomaxillofacial implant is formed into a plate that is rigid, warped, and of a substantially uniform thickness. Said warpage is configured preoperatively so as to adapt the implant to (i) be set onto and supported by at least a craniomaxillofacial bone and / or a soft tissue layer overlaying the craniomaxillofacial bone; and (ii) support the soft tissue layer in place of at least said craniomaxillofacial bone, thereby compensating or augmenting the elevation of the soft tissue layer.

The invention belongs to the field of medical instruments, and discloses a hollow microporous prosthesis which is hollow, and the weight of the prosthesis is reduced by controlling the shape and size of an internal cavity; the surface is full of microporous structures, and the aperture range is controlled to be 200-500 microns; the appearance is designed according to the requirements of patients, and auricle shapes or nose bridge shapes can be customized. Through lightweight design and microporous structure improvement, the biocompatibility and the natural effect of the prosthesis are remarkably improved.

A nasal stent includes an elongated tubular body having proximal and distal ends extending along a longitudinal axis. The elongated body includes a repeating pattern of W-shaped members extending around the tubular body separated by longitudinally-oriented and offset struts. The elongated tubular body is selectively transitionable between an expanded configuration and a crimped configuration, wherein the pattern of W-shaped members and struts interleave allowing the elongated tubular body to maintain substantially the same length when disposed in the expanded configuration and the crimped configuration.

The present invention relates to materials, devices, kits and methods for use in treatment of patients having a sinus condition such as severe chronic rhinosinusitis. The implant configured to fit ins

A tool for delivering an implant, a system including the delivery tool and a nasal implant, and a method for using the delivery tool to place the implant in the body are provided. The nasal implant delivery tool (200) includes an inner handle (208), an outer handle (202), a needle (206), and a push rod. The inner handle includes a loading chamber configured to receive a nasal implant. The outer handle is configured to move axially relative to the inner handle. The needle extends distally from the inner handle and has a central lumen and a distal opening. The push rod is configured to move the nasal implant from the loading chamber, through the central lumen, and out the distal opening of the needle. The push rod is coupled to the outer handle such that it moves axially relative to the inner handle when the outer handle moves axially relative to the inner handle.

A nasal implant delivery tool includes an inner handle, an outer handle, a needle, and a push rod. The inner handle includes a loading chamber configured to receive a nasal implant. The outer handle is configured to move axially relative to the inner handle. The needle extends distally from the inner handle and has a central lumen and a distal opening. The push rod is configured to move the nasal implant from the loading chamber, through the central lumen, and out the distal opening of the needle. The push rod is coupled to the outer handle such that the push rod moves axially relative to the inner handle when the outer handle is moved axially relative to the inner handle. Also described herein are nasal implant guides and methods of using nasal implant delivery tools and nasal implant guides.

A 3D object including a support structure formed with a mesh layer and an intermediate support structure; and one or more additive layers of substrate material formed via an axial growth process in which the substrate material formed a film over mesh holes in the mesh layer, thereby forming a continuous surface where the mesh holed previously existed.

The present invention discloses a rib cartilage rhinoplasty auxiliary tool, which relates to the field of maxillofacial surgery and aesthetic medical tools, and provides a rib cartilage rhinoplasty auxiliary tool that makes nasal septum suturing more convenient and accurate. The tool comprises a clamping forceps, a clip, a clip mounting strip, a guide post, and a height adjustment structure. The clamping forceps comprises two clamping forceps handles, the front ends of which are first clamping forceps rods; the clip mounting strips are located above the front ends of the clamping forceps handles, and the front ends of which are second clamping forceps rods; each clamping forceps handle is connected to two guide posts, and the clip mounting strips are sleeved on the guide posts; the height adjustment structure is connected to the clamping forceps handles, and the height adjustment structure can fix the clip mounting strips and adjust the height of the clip mounting strips; the clip comprises an elastic member and at least three clip units, each clip unit is arranged in an up-down direction, and each clip unit has a suture positioning hole, the lowermost clip unit is connected to the first clip rod, and the uppermost clip unit is connected to the second clip rod.

A nasal implant comprises an implant body comprising a distal end, a proximal end, a central portion disposed between the proximal end and the distal end, a core made of a degradable material, and a coating on an outer surface of the implant core. The central portion comprises a plurality of ribs. The coating comprises hydrophobic material which is bioabsorbable, wherein the coating and the implant core do not deliver a pharmaceutical agent or a drug. The nasal implant further comprises a first arm disposed at the distal end, the first arm having a proximal end fixed to the body and a distal end not fixed to the body, and a second arm having a proximal end fixed to the body and a distal end not fixed to the body. The distal end of the first arm is adapted to move away from a central longitudinal axis of the body from a delivery configuration toward a deployed configuration. The distal end of the second arm is adapted to move away from a central longitudinal axis of the body from a delivery configuration toward a deployed configuration, wherein the first and second arms are biased toward their deployed configuration.

Implants with fillable reservoirs have been developed that are suitable for rhinoplasty, breast reconstruction, ear reconstruction, and replacement, reconstruction or repair of other soft tissues. The implants can be filled with graft material prior to implantation. The implants are preferably made from resorbable polymers, can be tailored to provide different geometries, mechanical properties and resorption rates in order to provide more consistent surgical outcomes. The implants preferably have an interconnected network of unit cells with microporous outer layers and optionally some or all of the unit cells having at least one macropore in their outer layers. The implants can be loaded by injection with microfat, collagen, DCF, cells, bioactive agents, and other augmentation materials, prior to implantation.

The present disclosure relates to a nasal cavity memory stent and a deformable nasal cavity support system, the stent body is formed by a shape memory wire having a first shape and a second shape at different temperatures, in the second shape, the shape memory wire is in a spiral structure to be used for nasal cavity packing and support to improve nasal ventilation by a spring-like structure. When needed, the stent body is only needed to be inserted into the nasal cavity, and the inserted stent body can be gradually deformed to fit the inner wall of the nasal cavity to support the nasal cavity by the temperature of the nasal cavity. When disassembled, the stent outer end is only needed to be cooled, and the initial shape can be gradually recovered from the outer end to be removed from the nasal cavity. The deformable nasal cavity support system can be used for postoperative nasal cavity packing of nasal septum correction surgery, nasal endoscopy and the like, and can also be used for improving hypoxia caused by adenoid hypertrophy blocking the posterior naris and improving the obstruction of the oropharynx of patients with obstructive sleep apnea hypopnea, smooth breathing and sleep aid.

A system comprising a nasal implant delivery tool is presented. The nasal implant delivery tool comprises a handle; a needle extending distally from the handle, the needle having a needle lumen; a loading chamber communicating with the needle lumen and adapted to load a nasal implant into the needle lumen; and an actuator adapted to move a nasal implant along the needle lumen and out of an opening at the distal end of the needle. The system further comprises a nasal implant having a body comprising a proximal end, a distal end, and a central longitudinal axis extending between the proximal end and the distal end. The nasal implant further comprises a first arm and a second arm at the distal end of the implant, the first and second arms each having proximal ends fixed to the implant and distal ends not fixed to the implant. The distal ends of the arms are biased to move away from the central longitudinal axis of the implant from (i) a contracted configuration within the needle lumen, wherein in the contracted configuration the first arm and the second arm are contracted toward the central longitudinal axis, toward (ii) an expanded configuration outside of the needle lumen. The loading chamber is adapted to move the nasal implant from the deployed configuration to the delivery configuration as the nasal implant is advanced into the needle lumen.

A septum support or nasal splint that is insertable within a nasal cavity of a patient to maintain a position of a septum of the patient includes a base and a first side member that is positioned on a first side of the base and that extends upward from the base. The first side member is configured to contact the septum of the nasal cavity. The septum support also includes a second side member that is positioned on a second side of the base and that extends upward from the base. The second side member is configured to contact a turbinate of the nasal cavity so as to reinforce the first side member. A lower end of the second side member is securely connected to the base or first side member and an upper end of the second side member is not attached to the first side member.

This disclosure describes, inter alia, materials, devices, kits and methods that may be used to treat chronic sinusitis. An implant is configured to fit inside of the middle meatus of a human nasal cavity. The implant includes a therapeutic-agent formulation containing a layer of over 2000 micrograms of mometasone furoate. The implant releases the mometasone furoate for more than 12 weeks. A second implant can also be provided configured to fit inside the middle meatus. The second implant also includes a therapeutic-agent formulation containing a layer of over 2000 micrograms of mometasone furoate, and releases the mometasone furoate for more than 12 weeks.

The invention discloses a face implant which comprises an outer nose prosthesis, a nasal column prosthesis and a nasal septum prosthesis, one side of the nasal septum prosthesis is connected with the inner arc side of the outer nose prosthesis, the adjacent side of the nasal septum prosthesis is connected with the nasal column prosthesis, and the face implant is symmetrically arranged relative to the plane where the nasal septum prosthesis is located; the facial implant is made on the basis of silk fibroin. The facial implant provided by the invention is prepared from silk fibroin, has good mechanical properties and biocompatibility, can be effectively shaped, and promotes tissue repair and regeneration.