Abstract: A vacuum system for draining an open wound from liquids exuded therefrom, comprising an enclosure sealable to the wound circumference, a vacuum pump including a disposable pump unit detachably attachable to a non-disposable drive unit, and a waste container for collection of drained liquids. The enclosure has an outlet connected by means of a tube to an inlet of the pump unit and the waste container is connected to an outlet of the pump unit, such that when the vacuum pump is operated the drained liquids flow through the vacuum pump. The enclosure has one or more bleeding holes provided therethrough or adjacent to its outlet so that ambient air may enter the tube and flow together with the drained liquids. The enclosure and the waste container are disposable so that the drained liquids contact only disposable elements and may be disposed of together with all disposable elements.

Abstract: An operating system for a medical device pump has a microprocessor controlling the operation of the pump features in a manner to minimize power consumption and maximize the life of the batteries powering the pump. The microprocessor associated with the medical device pump includes a modulation circuit that operates the pump on an intermittent basis and only when a pressure sensor indicates that the pressure asserted by the pump is at a threshold level. The operation of other sensors are powered only in situations when information from the sensor is needed, while other more essential sensors are operated on an intermittent basis by the modulation circuit. A fill sensor is operated intermittently, while a tilt sensor is only activated when a signal is received from the fill sensor. An optical sensor is only activated when the canister is removed from the pump housing, during which the pump is de-powered.

Abstract: A device for vacuum treatment of wounds, the device having a disposable canister for receiving a suctioned wound exudate, and a vacuum pump. The disposable canister is designed to partially enclose the vacuum pump, which is inserted into the canister, and to thereby fix it against movements in non-inserting directions. The structure of the device is used mainly in a stationary mode and occasionally is used in a mobile mode when worn by patients.

Abstract: A surgical tissue therapy device includes a sealant layer and a collection chamber. The sealant layer functions so as to create a sealed enclosure or space between it and the surface of a patient by forming, preferably, an airtight seal around a surgical area of skin trauma. The closed incision tissue therapy device also comprises a collection chamber, which may comprise an elongate tubular chamber with a plurality of longitudinally spaced openings. The collection chamber may be configured to be in fluid communication with the sealant layer and the area of skin trauma and functions as to distribute the negative pressure applied to a surgically closed area of skin trauma. Preferably, the pressure under the sealant layer is reduced by expanding the volume of the enclosure space and thereby decreasing the density of air molecules under the sealant layer.

Abstract: A negative pressure wound therapy system with exudate level detection through photoelectric total internal reflection, includes: a negative pressure wound therapy device; a fluid collection canister for collecting exudates, where a side wall of the fluid collection canister protrudes outward to form a protrusion, an angle ? formed by two planes where two opposite sides of the protrusion are located respectively is greater than 97.2 degrees and smaller than 180 degrees; and at least one detecting module, including: a transmitting unit arranged at one side of the protrusion; a receiving unit arranged at the other side of the protrusion; and a detection control unit, adapted to determine, according to a determination of whether the receiving unit receives the electromagnetic wave or ultrasonic wave signal transmitted by the transmitting unit, whether there exit exudates where the detecting unit is located.

Abstract: A medical waste fluid collection and disposal system includes a medical waste fluid collection cart including first and second fluid collection canisters. A valve assembly selectively communicates with the canisters and a valve drive system controls the valve assembly. A liquid level sensor is positioned within each of the canisters. A cart processor communicates with the liquid level sensors and the valve drive system. A cart drain line communicates with the valve assembly and a receptacle, a cart flushing line communicates with the valve assembly and the receptacle and a cart data line and a cart power line communicate with the cart processor and the cart receptacle. A station includes a drain pump that communicates with a drainage system and a station drain line, a flushing pump that communicates with a source of washing liquid and a station flushing line and a station processor in communication with the drain and flushing pumps. A station data line communicates with the station processor.

Abstract: A fluid drainage system is provided which is configured to engage with a drainage tube engaged with a drainage site with a patient. The container has an internal cavity with negative pressure to impart suction to the drainage tube and can be engaged to the drainage tube without loss of negative pressure during the process. Secondary containers may be engaged to restore negative pressure to the first container and remove fluid therefrom. Walls of the first container may be shaped to resist deflection due to high internal negative pressure.

Abstract: There is described a medical apparatus, which may comprise a fluid collection vessel and a sensor. The sensor is arranged to sense when the fluid collection vessel is substantially full even when the fluid collection vessel is tilted by up to a predetermined angle from its preferred orientation. The fluid collection vessel may comprise a main chamber and a sensor chamber in fluid communication with one another. The sensor is located in the sensor chamber. The fluid inlet, the main chamber and the sensor chamber are arranged such that fluid entering the fluid collection vessel via the fluid inlet flows into the main chamber even when the fluid collection vessel is tilted by up to the predetermined angle from its preferred orientation, and, once the main chamber is full, any further collected fluid flows from the main chamber into the sensor chamber.

Abstract: A method and apparatus for measuring a volume of a wound are described, the method comprising the steps of: applying a dressing over a wound, the volume of which is to be measured, the dressing including at least a sealing drape over the wound so as to create a sealed wound cavity; creating a vacuum in said wound cavity by vacuum pump means so as to produce a predetermined vacuum in the wound cavity; measuring a volume of air extracted from said wound cavity in producing said predetermined vacuum; and, calculating a volume of said wound.

Abstract: A reduced pressure treatment system is provided that includes a canister that is fluidly connected to a tissue site and is configured to receive fluid drawn from the tissue site under the influence of a reduced pressure. A reduced pressure source provides the reduced pressure and is fluidly connected to the tissue site by a fluid communication path, which may include a source conduit, the canister, and a target conduit. A sensing device communicates with the source conduit and is configured to sense a pressure in the source conduit. A valve communicates with the source conduit and is configured to vent the reduced pressure. A processing unit communicates with the sensing device and the valve and is configured to open the valve for a selected amount of time, determine a decay of reduced pressure, and determine a fill status of the canister based on the decay of reduced pressure.

Abstract: The urisheath provided here includes an element of thin material (a strip) that allows at least two lengths of it to run in a parallel fashion down either side of the sheath. The is obtained by injection molding the strip in liquid silicone in the silicone injection molding process for the urisheath, either by one, two or more component injection molding. The injection molding takes place in an injection molding form for a urisheath with a cavity for the body portion and a cavity for the strip portion wherein the cavity for the body portion is connected to the cavity for the strip portion creating an attachment zone between the strip and the sheath.

Abstract: A bodily fluid drainage assembly can include a fluid bag and one or more covers. The assembly can include one or more volume indicators from which an approximate volume of a bodily fluid that is retained within the bag can be ascertained. In some arrangements, a cover includes a volume indicator that defines an opening through which a transparent or semitransparent portion of the bag can be viewed.

Abstract: A negative pressure wound therapy system with an alarm function for the flow rate of exudate includes a liquid collecting bottle for collecting wound exudate, a negative pressure wound therapy device consisting of a negative pressure source and a controller, and a wound kit for filling and enclosing the wound, which communicates with the liquid collecting bottle via a connecting tube. The system further includes a flow rate alarm processing module and an alarm warning device. If the flow rate of exudate is greater than a predefined value, the flow rate alarm processing module issues an alarm instruction. The alarm warning device sends a warning message according to the alarm instruction.

Abstract: A reduced pressure treatment system is provided that includes a canister that is fluidly connected to a tissue site and is configured to receive fluid drawn from the tissue site under the influence of a reduced pressure. A reduced pressure source provides the reduced pressure and is fluidly connected to the tissue site by a fluid communication path, which may include a source conduit, the canister, and a target conduit. A sensing device communicates with the source conduit and is configured to sense a pressure in the source conduit. A valve communicates with the source conduit and is configured to vent the reduced pressure. A processing unit communicates with the sensing device and the valve and is configured to open the valve for a selected amount of time, determine a decay of reduced pressure, and determine a fill status of the canister based on the decay of reduced pressure.

Abstract: A waste collection and disposal system for use in health care facilities is provided. The system includes a mobile waste collection unit for moving between use areas in the health care facility to collect waste material generated during medical procedures including body fluids, body tissues, saline, etc. The waste collection unit includes stacked upper and lower waste containers for receiving the waste material. During use, the upper waste container can be emptied into the lower waste container for temporary storage. In addition, different vacuum levels can be provided in the waste containers during complex procedures. Once a user desires to empty the waste collection unit, the waste collection unit is wheeled to a docking station. At the docking station, the waste material is off-loaded to a waste drain and the waste collection unit is cleaned and rinsed for further use.

Abstract: Use of and performance of ostomy appliances are enhanced by providing one or more sensors to an ostomy pouch; collecting sensor data by sensors to form a history of events impinging on the ostomy pouch and conditions of the pouch over time; comparing the sensor data to historical sensor data for a similar ostomy pouch to predict a reduction in nominal wear time; and notifying a user of the predicted reduction in nominal wear time.

Abstract: Methods and devices for treatment of damaged tissue are disclosed, including treatment of wounds by employing non-electrically powered, reduced pressure therapy devices with a pressure oscillation mechanism. Maintenance and control of the sub atmospheric pressure exerted may be provided by such devices while minimizing discomfort to the user. The devices may be configured to be worn inconspicuously underneath clothing.

Abstract: A suction wand for use during a surgical operation involving cutting of bone which yields bone debris, the wand comprising a suction conduit, a suction tip, and a positive pressure conduit for directing gas toward the suction tip to expel debris.

Abstract: A continuous Glomerular Filtration Rate (GFR) estimation system may include a Foley catheter, a continuous urine creatinine sensor, and a urine output monitor. The continuous GFR estimation system computes creatinine clearance as CrCl=(Ucr×Uvol)/Pcr×Tmin), where Ucr is urine creatinine in mg/dL, Uvol is urine volume in mL, Pcr is plasma (serum) creatinine in mg/dL, and Tmin is time in minutes. A Foley catheter may be used to withdraw urine from the bladder. The urine may be delivered to a urine output monitor that provides the Uvol value over a time Tmin. Attached to the catheter is the flow-through continuous urine creatinine sensor for providing the Ucr value. The remaining parameter is Pcr. Because serum creatinine levels do not change rapidly over time, a blood sample may be withdrawn prior to the start of the continuous GFR to obtain the Pcr value.

Abstract: There is provided an ergonomic container for draining fluid from the pleural space or peritoneal cavity of a patient. The container is desirably easy to open, easy to pour, easy to hold, easy to control and keep from falling on the floor, and that has graphics that communicate the use and disposal of the container in a relatively simple and easy to understand manner.

Abstract: A manually-actuated, constant reduced-pressure apparatus for use with a reduced-pressure system for treating tissue at a tissue site includes a flexible, collapsible member that is operable to move between a compressed position and an extended position. The collapsible member may be disposed between a carrier member and a slider member that move between a compressed position and an extended position. The carrier member and slider member are urged away from each other by a constant-force biasing member, e.g., a constant force coil spring. As the apparatus moves from the compressed position to the extended position, a constant reduced-pressure is generated and delivered to a reduced-pressure port. Methods of manufacturing a manually-actuated, constant reduced-pressure apparatus and methods of treating a tissue site are also provided.

Abstract: A wound treatment apparatus is provided for treating tissue damage, which comprises a fluid impermeable wound cover sealed over a site for purposes of applying a reduced pressure to the site. The apparatus also can include a cover with protrusions on its surface for purposes of monitoring pressure at the site. One or more sensors can be positioned under the cover to provide feedback to a suction pump controller. The apparatus can have a miniature and portable vacuum source connected to the wound cover.

Abstract: Systems, devices, and methods for treating a tissue site on a patient with reduced pressure are presented. In one instance, a reduced-pressure interface includes a conduit housing having a cavity divided by a dividing wall into a reduced-pressure-application region and a pressure-detection region. The reduced-pressure interface further includes a reduced-pressure port disposed within the reduced-pressure-application region, a pressure-detection port disposed within the pressure-detection region, and a base connected to the conduit housing, the base having a manifold-contacting surface. The dividing wall includes a surface substantially coplanar with the manifold-contacting surface.

Abstract: A surgical sponge and fluid monitoring system and method are provided. The system includes a support ring for securely supporting a container with at least one port opening for placing sponges into the container through the port opening with the aid of gravity. The support ring includes IR emitters and sensors that blanket IR beams across the port opening. The support ring is mechanically linked to a load cell in the system. The processor, with novel methods, reliably detects when sponges are placed into the container through the port opening, counts the number of sponges in the container, sorts the types of sponges, and calculates fluid loss for a patient in a surgical procedure. A user interface in the monitoring system keeps the medical professionals in the OR fully informed.

Abstract: A waste management system includes a waste transport device and a waste collection device. The waste transport device includes a collection member, a retention cuff disposed about an outer surface of the collection member, a first connector, and a proximal end opening biased in a sealed position. The waste collection device includes a second connector and an opening biased in a sealed position. Securing the first connector to the second connector enables transitioning the proximal end opening of the waste transport device and the waste collection device opening to unsealed positions.

Abstract: The present invention is directed to improved methods, devices, and systems for eye surgery. In some embodiments, the invention may provide new and/or improved devices, systems, and methods for detecting surgical fluids in a fluidics cassette, particularly cassettes which are used to couple an eye treatment probe to an eye treatment console. Rather than relying on internal reflection by a gas-liquid interface, the fluid detection techniques described herein may make use of the changes in propagation of light through a portion of the holding tank when the portion varies between empty and full. Other aspects of the invention may provide devices, systems, and methods for producing different types of fluidics cassette using a single cassette body type.

Abstract: A method is described for using a postoperative CSF dynamical examination to determine the CSF dynamical state of the patient and the dynamical state of the CSF shunt in conjunction therewith.

Abstract: The present invention relates to a urinary catheter collection system comprising a urinary catheter, a collection bag neck, and a collection bag body. The invention particularly relates to a urinary catheter collection system having a detachable bag body, which allows a user the option to detach the collection bag body from the collection bag neck so that urine may drain from the catheter into a suitable container, such as a toilet, preventing the user from having to empty or dispose of a used urine collection bag body.

Abstract: An apparatus (2) for carrying on the body of a user to generate a vacuum for medical applications, in particular, for the vacuum therapy of wounds on the human or animal body, has a vacuum-producing device and a vessel (10) that is disposable after use for receiving body fluids, in particular, wound exudates suctioned out of a wound, and with a connection (12) for a suction tube leading to the body for this purpose, wherein the vacuum-producing device is disposed in or on a first housing part (4) of the apparatus and the vessel (10) forms a second housing part (8) of the apparatus or is disposed in or on the second housing part (8), and the housing parts (4, 8) are separably fixed one against the other. The apparatus (2) has fastening means so that it can be worn and carried on the body of the user.

Abstract: A wound therapy device and a kit for same with a housing material, a gasket disposed around at least a portion of the housing material, a non-woven absorption material, and a port. The gasket is sized and configured such that at least a first portion of the gasket will be adhered to a second portion of the gasket upon a folding of the housing material. A method of using a wound therapy device.

Abstract: An irrigation system comprising: a reservoir with an inlet for pouring liquid into the reservoir, the inlet defining a closing element for closing the inlet; an insertion member defining an insertion end for insertion into a body cavity a human being, the insertion member defining at least one opening; and a liquid tube fluidly connecting the reservoir and having with the insertion member. At least one of reservoir and the insertion member is permanently fastened to the liquid tube.

Abstract: An ostomy appliance includes a translucent receptacle for releasably securing to the stoma flange with the gathered ostomy pouch located within the receptacle. No or negligible pressures are applied to the stoma which remains clear and healthy. The user may use the receptacle during times of physical or personal activity when additional discreteness is desired. The pouch may be made of a material having a thermochromatic ink which changes color with heat such that the user may visually inspect and identify when waste is present in the pouch.

Abstract: A device for carrying on the body of a user to generate a vacuum for medical applications, having a vacuum-producing device and a disposable vessel, with a suction tube connection leading to Ihe body, wherein the vacuum-producing device is disposed in a first housing part of the device and the vessel forms a second housing part of the device, and the housing parts are separably fixed one against the other, the device having body fastening means. The housing pans can be separably fixed to each other by a positive-action locking mechanisms and the locking mechanism having a manually operable operating element. The first and/or second housing part is constituted for manual gripping so that the device or the first or second housing part can be gripped and separated from the other housing part, and the manually operable operating element is provided in the region of the manual gripping.

Abstract: The vacuum regulator includes certain components so that the vacuum regulator is able to be pre-set to a desired vacuum. The vacuum regulator has been calibrated so that a desired vacuum can be selected from a range of vacuums, whether the regulator is in the “off” position or the “on” position, and, the desired vacuum results in delivery of a corresponding level of regulated vacuum when the unit is on.

Abstract: A reduced-pressure system for delivering reduced pressure for medical purposes to a desired site and to receive fluids in one instance includes a reservoir having an interior space operable to contain the fluids. A reduced-pressure delivery conduit is placed in fluid communication with the interior space for delivering the reduced pressure to the desired site. A source conduit and a pressure sensor conduit are placed in fluid communication with the interior space. A pressure sensor is placed in fluid communication with the pressure sensor conduit. A reduced-pressure source is placed in fluid communication with the source conduit. A reduced-pressure control unit is associated with the pressure sensor and the reduced-pressure source and is operable to receive pressure data from the pressure sensor and supply data from the reduced-pressure source and to determine when a reservoir-full/blockage condition exists. Other systems and methods are presented.

Abstract: The invention relates to a test unit for wound drainage coverings comprising: a base body with at least one cavity; at least one supply line that runs through the base body and which connects an outer side of the base body to the cavity; a surface of the base body that is embodied as a support surface for supporting wound coverings and the wound drainage coverings thereof and several channels that run through the base body, the channels connecting the cavities to the support surface. Low pressure can be produced in the cavity and the channels when the support surface is covered in an air-tight manner. As a result, wound drainage applications are tested in different ways using simple and economical means.

Abstract: A medical canister connector is presented for connecting to a medical canister, which has a patient port and a reduced-pressure port. The medical canister connector includes a first connection member that is coupled to a patient-port-attachment member, which is for coupling to a patient port on a medical canister and has a patient-port opening with a first longitudinal axis. The medical canister connector also includes a second connection member coupled to a reduced-pressure-port-attachment member, which is for coupling to a reduced-pressure port on the medical canister and has a reduced-pressure-port opening with a second longitudinal axis. A spacing member or pressure transport member may be used to couple the first connection member to the second connection member. The spacing member or transport member flexes and twists during connection. The medical canister connector may also help organize one or more pressure-sensing conduits. Methods are also presented.

Abstract: Dressings, systems, and methods are disclosed, in some embodiments, that involve treating a tissue site with reduced pressure. In one embodiment, a reduced-pressure dressing may include a dressing bolster, a retention pouch, and a sealing member. The dressing bolster may be adapted to apply a compressive force to the tissue site capable of closing a wound or incision therein. The retention pouch may be adapted to retain and manage fluid extracted from the tissue site to keep the tissue site substantially free of fluid and to prevent clogging of the reduced-pressure dressing. The sealing member may provide a seal over the retention pouch, the dressing bolster, and a portion of the epidermis of the patient. Other dressings, systems, and methods are disclosed.

Abstract: A manually operable pump for the effective removal of fluids to include blood, blood clots, fluid, and air from a body cavity of a subject is provided. The manually operable pump is adapted to be connect to a range of fluid conduits and is equipped with one-way valves that effectively permit flow of fluid through the pump in only one direction. The sensitivity of the one-way valves is such that when properly positioned, fluid can flow through the valves and out of the pump without manual compression of the pump and with the aid of gravity power alone.

Abstract: Monitoring the status of an absorbent article can be desirable to various users in various situations. A monitoring device for use with an absorbent article is provided. The monitoring device includes a sensing device and a signaling device. The sensing device is configured to sense a physiological indication related to the absorbent article wearer. The functionality of the monitoring device may be updateable, for instance, by utilizing firmware updates, hardware or user interface changes, software installations, etc. Thus, the monitoring device of the present invention may be utilized over an entire lifespan from infants to elderly without the need for costly replacement or installation of an entirely new monitoring system.

Abstract: A wound dressing apparatus includes a wound dressing member dimensioned for positioning relative to a wound bed. The wound dressing member including an internal vacuum reservoir and has a port in communication with the vacuum reservoir for applying subatmospheric pressure to the vacuum reservoir to facilitate removal of fluid from the wound bed. The wound dressing member includes a visual pressure indicator associated therewith for indicating a level of pressure within the vacuum reservoir. The visual pressure indicator includes color indicia having a plurality of colors corresponding to a condition of the pressure within the vacuum reservoir. The wound dressing member includes a lower absorbent member positionable adjacent the wound bed and an upper member which at least partially defines the vacuum reservoir. At least one of the top member and the lower absorbent member has the visual pressure indicator mounted thereto.

Abstract: The object of providing a cerebrospinal fluid drainage system 1 which reacts precisely to changes in pressure in the cerebrospinal fluid, with ease of operation, is achieved by the present invention in that a pump 5 is used for draining the cerebrospinal fluid (liquor), wherein operating measured values supplied by sensors act as controlled variable for the operation of the pump. The pressure in the liquor line currently measured by a pressure sensor 10, the liquor pressure in the intracranial cavity being treated, measured intracorporeally by a pressure sensor, and/or the volume of liquor already pumped out, as operating measured value, can, for example, serve as the basis for operational control of the pump of the liquor drainage system.

Abstract: The present invention relates to a container for anal irrigation. In particular it relates to a rigid container which is easy to operate and which easily is transformed from a storage configuration to a ready-to-use configuration. In one aspect the invention relates to a container for an anal irrigation system. The anal irrigation system comprises an anal probe; a reservoir for holding an irrigation liquid (e.g. water); a pump mechanism for pumping a fluid (e.g. air) into the reservoir; and a liquid tube connecting the reservoir with the anal probe. The container comprises an outer chamber wall, defining at least partly the outer dimensions of the container and an inner chamber wall arranged within the outer chamber wall, said outer chamber wall and inner chamber wall defining the reservoir. This provides a reservoir having a small surface area when filled with irrigation liquid. Thus only a low pressure is necessary to evacuate the irrigation liquid from the reservoir and out through the anal probe.

Abstract: A urinal has a closed bottom and an open top. The urinal has a peripheral wall. The urinal has an outlet cylinder. The peripheral wall has a peripheral edge at the open top. A covering is provided at the peripheral edge. The urinal is positionable laterally intra-labially underlying the labia majora and overlying or contacting the labia minora to cover a user's genitalia to allow the collection of urine.

Abstract: A system and method are disclosed for automatically limiting the drainage of a bodily fluid such as cerebrospinal fluid (CSF) from a patient into a collection chamber. The collection chamber includes a vent having an hydrophobic filter for the passage of air to facilitate the movement of CSF yet to maintain a closed system. The system includes a buoyant float hingedly connected with the top of the collection chamber in one embodiment. When fluid rises in the collection chamber to a predetermined volume, buoyant force raises the float and causes a seal plug mounted on top of the float to seal one of an inflow port or a vent port. The float is limited to pivoting movement in one plane and to a certain angle within that plane. The system and method avoid overdrainage of CSF from the patient and overfilling of the collection chamber.

Abstract: Use of and performance of ostomy appliances are enhanced by providing one or more sensors to an ostomy pouch; collecting sensor data by sensors to form a history of events impinging on the ostomy pouch and conditions of the pouch over time; comparing the sensor data to historical sensor data for a similar ostomy pouch to predict a reduction in nominal wear time; and notifying a user of the predicted reduction in nominal wear time.

Abstract: Dressings, systems, and methods are disclosed, in some embodiments, that involve treating a tissue site with reduced pressure, wherein the dressing includes a dressing reduced-pressure indicator that allows one to ascertain that the reduced pressure applied at the dressing is greater than a threshold reduced pressure. The dressing reduced-pressure indicator may include a moving member that is adapted to move under reduced pressure and a visual indicator associated with the moving member. Another embodiment uses an electro-mechanical indicator to provide a powered visual alert or audible alert or another output signal. Other dressings, systems, and methods are disclosed.

Abstract: A system and method for performing tissue therapy may include applying a reduced pressure to a tissue site, sensing a fluid parameter being applied to the tissue site, generating a fluid sensor signal in response to sensing the fluid parameter, and altering the fluid sensor signal in response to sensing that the fluid parameter changes. A fluid leak location mode may be entered. In response to the fluid leak location mode being entered, a graphical user interface that provides for fluid leak location functionality may be displayed. In one embodiment, the fluid leak location mode may be automatically entered in response to the sensor signal crossing a threshold value. Additionally, an alarm signal may be generated in response to determining that the fluid sensor signal crosses the threshold value.

Abstract: A snap-on two-piece emergence profile healing abutment provides a trans-gingival piece that can create various gingival shapes and contours of the dental implant emergence profile. The device consists of two main components: a central piece similar to standard healing abutments, having multiple facets; and an interchangeable outer piece used as a gingival emergence profile shell. The gingival emergence profile shell can be configured in various sizes and shapes to best estimate the size and shape of a dental crown to be restored.

Abstract: A surgical tissue therapy device includes a sealant layer and a collection chamber. The sealant layer functions so as to create a sealed enclosure or space between it and the surface of a patient by forming, preferably, an airtight seal around a surgical area of skin trauma. The closed incision tissue therapy device also comprises a collection chamber, which may comprise an elongate tubular chamber with a plurality of longitudinally spaced openings. The collection chamber may be configured to be in fluid communication with the sealant layer and the area of skin trauma and functions as to distribute the negative pressure applied to a surgically closed area of skin trauma. Preferably, the pressure under the sealant layer is reduced by expanding the volume of the enclosure space and thereby decreasing the density of air molecules under the sealant layer.