30 results about "Incision Site" patented technology

To provide a corner angle protector capable of preventing foreign matter from flowing into a corner angle during intraocular surgery, and a method for manufacturing the same.SOLUTION: The corner angle protector 1 includes a C-shaped member 2 that is placed at a corner angle through an incision site of an eyeball and is deformable in accordance with a shape of the corner angle in a state where the C-shaped member 2 is placed at the corner angle, and a thread 3 that is connected to one of opposing end portions of the C-shaped member 2 and can be pulled by a user to pull out the C-shaped member 2 placed at the corner angle from the incision site. The end of the C-shaped member 2 to which the thread 3 is connected is formed into a conical shape with a rounded apex.SELECTED DRAWING: Figure 1

The invention discloses an auxiliary device for bloodletting treatment of gout. The device comprises a knife body and a grab handle, an adjusting plate is slidably connected into the grab handle, the adjusting plate is connected with an adjusting piece, the adjusting piece is slidably connected into a sliding through groove, the adjusting plate is connected with an abutting block, and the abutting block is slidably connected with a sliding groove in the front end of the knife body; the position of the abutting block can be locked through the cooperation of the fixing clamping teeth at the tail end of the adjusting plate, the elastic piece and the fixing bolt, and therefore the piercing depth of the knife body can be accurately controlled. An injection cavity is formed in the tail end of the grab handle and used for storing medical alcohol, the alcohol is conveyed to the hollow abutting block through the infusion tube, finally, the alcohol seeps out of the liquid outlet in the front end and the sponge pad, and instant disinfection of the incision part is achieved. The problems that a traditional bloodletting tool depends on experience and is high in operation risk and inconvenient to disinfect are effectively solved, and the safety and convenience of treatment are remarkably improved.

This invention relates to the field of medical device technology and discloses a multifunctional auxiliary device for thyroid surgery, comprising: a base; a tension band; a binding block; a base component connected to the binding block, the base component including a fixed ring and a movable ring, the fixed ring being connected to the binding block, the movable ring being rotatably mounted on top of the fixed ring, and the movable ring being coaxial with the fixed ring; traction components, with several sets of traction components mounted on the movable ring; and a drive mechanism. By setting a rotatable movable ring and multiple sets of traction components, during surgery, the drive mechanism drives the movable ring to rotate intermittently in both directions, causing several rotating rods to intermittently change positions at the incision site, thereby continuously changing the stress points of the incision tissue. This allows tissues in different areas to take turns bearing the traction force and receiving blood perfusion, effectively avoiding local tissue ischemia, hypoxia, and plastic deformation caused by stress concentration in traditional traction devices, significantly protecting tissue activity, and promoting postoperative healing.

Disclosed herein are systems and methods for setting a length of sheath used in an introducer sheath system to deploy a medical device. The capacity to adjust the length of the sheath facilitates reducing a portion of the sheath that remains outside of the patient during medical procedures, wherein a distance between an incision site and a treatment site is less than an initial length of the sheath.

In some examples a medical device system includes an implantable medical lead configured to be delivered through an incision site on a body of a patient and an anchoring sleeve surrounding a portion of the lead and including an engagement mechanism configured to: engage with patient tissue at the incision site; and assist closure of an incision in the patient tissue at the incision site.

The utility model relates to the field of medical instruments, in particular to a tracheostomy cannula capable of preventing secretion from overflowing, which comprises a cannula and a penetrating tube, a threaded taper sleeve is arranged at the top of the penetrating tube, a threaded ring is in threaded connection with the surface of the threaded taper sleeve, the inner walls of the threaded taper sleeve and the penetrating tube abut against the surface of the cannula, and a fixing plate is arranged on the surface of the penetrating tube. An air bag is arranged on the surface of the penetrating pipe and located at the bottom of the fixing plate, an air inlet pipe is arranged in the fixing plate, one end of the air inlet pipe is communicated with the interior of the air bag, a plug is detachably connected to the interior of the air inlet pipe, and a penetrating hole is formed in the fixing plate; the protruding part of the air bag enters the incision in advance, part of the air bag makes contact with the skin of a patient, then the fixing plate is fixed to the proper position of the neck of the patient through the fixing belt, gas is injected into the air bag through the air inlet pipe, the air bag expands to seal the incision, and secretion is effectively prevented from flowing out. Secretions are effectively prevented from flowing out, and the nursing difficulty is reduced.

1. Name of the product in this design: Knife-edge positioner. 2. Purpose of this design: For positioning the incision site in vaginal tightening surgery. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The rear view is symmetrical to the front view, so the rear view is omitted.

Disclosed herein are systems and methods for setting a length of sheath used in an introducer sheath system to deploy a medical device. The capacity to adjust the length of the sheath facilitates reducing a portion of the sheath that remains outside of the patient during medical procedures, wherein a distance between an incision site and a treatment site is less than an initial length of the sheath.

The utility model relates to the technical field of medical instruments, and discloses an incision protection sleeve which comprises a protection sleeve body, a first elastic ring is arranged at the upper end of the protection sleeve body, a second elastic ring is arranged at the lower end of the protection sleeve body, a suction connecting structure is installed on the outer side of the protection sleeve, and a protection fixing structure is arranged at the upper end of the outer side of the protection sleeve. According to the suction connection structure and the protection fixing structure, the specified protection fixing structure is arranged on the outer side of the protection sleeve body in a sleeving mode according to the specification of an incision, then the protection sleeve body is embedded into the incision, the skin on the outer side of the incision is covered through the protection fixing structure, and the protection sleeve body is fixed through connection of the bandage. The mounting effect of the protective sleeve body is ensured; meanwhile, the arranged connector is connected with negative pressure suction equipment, liquid between the protective sleeve body and the incision and liquid between the protective fixing structure and the skin are pumped out, and the liquid can be effectively prevented from affecting the surgical operation at the incision position.

Method for providing control data for an ophthalmic surgical laser (18), wherein the method comprises the following steps performed by a control device (20): - Determining refractive error data for at least one eye-specific parameter describing a refractive error and / or a geometry causing the refractive error of a human or animal eye (36) (S1), - based on the determined refractive error data: Determining a lenticule geometry that describes the dimensions of a lenticule (12) and its position (S2), - Defining a posterior interface (14) of the lenticel (12) and an anterior interface (16) of the lenticel (12) as intersection surfaces to form the lenticel (12, S3), - Defining at least two differently positioned incision paths (46, 48), each extending from a predetermined incision site on an outer surface of the cornea (17) to one of the defined interfaces (14, 16) (S4); wherein the predetermined incision sites are at a predetermined angle to each other about a predetermined reference point, and wherein only one of the incision paths (46, 48) extends only to the defined anterior interface (16) within a lenticule rim (40) where the defined anterior (16) and the defined posterior interface (14) meet; wherein the further incision path (48) lies outside the lenticule rim (40) and within the larger of the two interfaces (14, 16), and - Providing control data for controlling the ophthalmic surgical laser (18) which describe the at least two specified incision paths (46, 48) and the specified interfaces (14, 16) (S7).

Surgical tools that can be used in single port laparoscopic procedures can include a low-profile handle assembly to minimize tool interference adjacent the incision site. For example, a handle assembly for a surgical instrument can have a generally in-line configuration extending linearly along a central longitudinal axis of an elongate shaft of the instrument. A linkage mechanism including a trigger, an actuation link, and an actuation shaft can be positioned within the in-line handle. The linkage mechanism can be pivoted between an open position in which end effectors of the instrument are open and a toggle position in which the end effectors are locked closed. A locking mechanism such as a ratchet mechanism can also be used to lock the end effectors. A surgical dissector can include gripping jaws having a curved profile or an angled elongate shaft to minimize tool interference and maximize visibility within a procedure site.

Various types of incision control devices secure tissue surrounding and / or adjacent to a target incision site and maintain the size of the incision through a single wall of a vessel, organ, or lumen within the body. Among other things, this can reduce unintended trauma, dilation, contraction, or migration of the incision during a surgical procedure. They can also serve the beneficial purpose of allowing immediate communication between lumens prior to the complete creation of a permanent anastomosis. In some embodiments, magnetic compression anastomosis devices and / or other devices can be deployed through a channel in the incision control device, such as for deployment within the distal lumen.

The utility model provides an enteric cavity decompression drainage tube which comprises a first decompression drainage branch tube and a second decompression drainage branch tube, and the first decompression drainage branch tube is detachably connected with the second decompression drainage branch tube. The first decompression drainage branch pipe comprises a first branch pipe body, a decompression drainage head is arranged at the end, away from the second decompression drainage branch pipe, of the first branch pipe body, a drainage hole matched with the first branch pipe body is formed in the decompression drainage head in a penetrating mode, and the outer diameter of the decompression drainage head is larger than that of the first branch pipe body. According to the scheme, the decompression drainage tube can be prevented from being disengaged in the intestinal decompression drainage process, and due to the split design of the decompression drainage tube, when the decompression drainage tube is blocked, the joint of the decompression drainage tube and an enteric cavity does not need to be acted, and the situation that an incision is polluted by contents due to the action at the joint is avoided.

Disclosed are medical devices for surgical procedures, especially procedures that involve the manipulation of surgical instrument end effectors close to the skin surface at an incision site. In accordance with some embodiments, an instrument access device is configured to couple to a wound retractor at a distal end of the device and to receive a multiple instrument entry guide in a port at the proximal end of the instrument access device, with an envelope between the distal and proximal ends defining a sealed cavity for maintaining insufflation pressure. Various embodiments provide means for rotating an assistant port in the envelope about a port that receives the instrument entry guide without twisting the envelope. Also disclosed are various envelope shapes. Also disclosed is an instrument entry guide that aligns surgical instrument shafts.

Computer-implemented digital image analysis methods, apparatuses, and systems for robotic installation of surgical implants are disclosed. A disclosed apparatus plans a route within an anatomy of a patient from an incision site to a surgical implant site for robotic installation of a surgical implant. The apparatus uses digital imaging data to identify less-invasive installation paths and determine the dimensions of the surgical implant components being used. The apparatus segments the surgical implant into surgical implant subcomponents and modifies the surgical implant subcomponents, such that they can be inserted using the identified less-invasive installation paths.

Surgical tools that can be used in single port laparoscopic procedures can include a low-profile handle assembly to minimize tool interference adjacent the incision site. For example, a handle assembly for a surgical instrument can have a generally in-line configuration extending linearly along a central longitudinal axis of an elongate shaft of the instrument. A linkage mechanism including a trigger, an actuation link, and an actuation shaft can be positioned within the in-line handle. The linkage mechanism can be pivoted between an open position in which end effectors of the instrument are open and a toggle position in which the end effectors are locked closed. A locking mechanism such as a ratchet mechanism can also be used to lock the end effectors. A surgical dissector can include gripping jaws having a curved profile or an angled elongate shaft to minimize tool interference and maximize visibility within a procedure site.

A system for assisting a surgeon in performing an intraocular procedure on an eye of a medical patient includes a robotic arm and a tool assembly at a working end of the robotic arm. The tool assembly may include a proximal end mounted to the working end of the robotic arm, a distal end, and a narrow elongate support member extending between the proximal end and the distal end of the tool assembly. The motion controller is operable to move the robotic arm to extend the distal end and at least a portion of the support member through an incision site in a surface of the patient's eye to position the visualization element at the distal end of the tool member at a location within the patient's eye.

A capsulorhexis device is inserted into an incision site of a cornea to make an incision in an anterior capsule surrounding a crystalline lens. The capsulorhexis device includes a loop having elasticity and conductivity; a moving member having one end fixed and coupled to the loop; an insertion guide configured so that, while the incision is being made in the crystalline lens capsule, a front end thereof is inserted into the incision site of the cornea; and a housing having one end coupled to a rear end of the insertion guide, wherein the loop is housed in the housing and, to make the incision in the crystalline lens capsule, slides in the housing together with the moving member to pass through the insertion guide and be deployed into an anterior chamber of the eye.

A surgical incision recovery evaluation and comparison device relates to the field of medical instruments and comprises a connecting plate and color plates, fixing blocks are arranged at two ends of the connecting plate, fixing parts are arranged on opposite side faces of the two fixing blocks, the two fixing blocks are connected through the fixing parts, connecting grooves are distributed in one side of the connecting plate, the color plates are arranged in the connecting grooves, and the color plates slide in the connecting grooves; the fixing device is high in practicability and very convenient to use, the fixing block and the medical adhesive tape are arranged on the connecting plate, so that the connecting plate can be conveniently worn or adhered to a knife edge of a patient, and color comparison is facilitated; by arranging and sliding the color plate, light irradiation is avoided, the color plate fading probability is reduced, and the comparison accuracy is improved.

Method for providing control data for an ophthalmic surgical laser, wherein the method comprises the following steps performed by a control device (20): - Determining refractive error data describing a degree of refractive error of a human or animal eye (40) (S1), - Determining an actual geometry of a correction area (32) of a cornea (17) of the eye (40), which describes three-dimensional dimensions of the correction area (32) of the cornea (17) (S2), - based on the determined refractive error data and the determined actual geometry: Determining a target geometry of the correction area (32) that describes a reduction component (44) of the correction area (32) with a corneal thickness reduced compared to the actual geometry, and / or a thickening component (42) with a corneal thickness increased compared to the actual geometry; wherein the determined target geometry fulfills a predefined refractive error reduction criterion that specifies suitability for reducing the degree of refractive error (S3), - Specifying the angle of rotation and the axis of rotation (31) depending on: a) a result of a comparison of the determined actual geometry with the determined target geometry, and / or b) the determined visual impairment data (S5), - based on the determined actual geometry: Determining interfaces (14, 16) of a lenticel (12) within the correction area (32), which extends at least partially over the correction area (32), wherein a portion of the lenticel (12) is designed such that, when the lenticel (12) is rotated (D) into the thickening portion (42) about the specified axis of rotation (31) passing through the cornea (17) and about the specified angle of rotation, it transforms the correction area (32) from the determined actual geometry into the determined target geometry (S4), - Defining at least one incision path as access for an instrument to rotate the lenticule (12), which extends from a predetermined incision site on an outer surface of the cornea (17) to one of the defined interfaces (14, 16) (S7), and - Providing control data that describe the determined interfaces (14, 16) for forming the lenticel (12), the at least one determined incision path, the specified axis of rotation (31) and a rotation of the lenticel (12) about the specified angle of rotation (S6).

The utility model discloses a tailorable hip joint replacement post-operation compression tourniquet, which relates to the technical field of medical auxiliary instruments, comprises a compression part, an upper fixing part and an inclined fixing part, and is used for performing concentrated compression hemostasis on a position between an abdomen enclosure and a thigh enclosure after hip joint replacement. The problems that the incision position is located between the side faces of the trunk and the thighs, bandages of all parts are separated, and the effective pressurization effect cannot be achieved are solved, the workload of medical workers for repeatedly lifting the body of a patient for repeated winding is reduced, pressurization hemostasis work is facilitated, and the problem that after hip replacement, bleeding is much is solved. According to the body type difference of patients, medical workers trim the tourniquet according to preset traces of the upper connecting groove, the upper trimming groove, the upper vertical groove, the upper connecting groove, the lower trimming groove and the lower vertical groove, and the tourniquet trimming device adapts to the body type difference of different patients.

The application relates to the technical field of surgical assistance, and discloses a bladder peritoneal reflection incision site positioning navigation system and a use method thereof, which comprises a scene recognition module, a cut-in point recognition module and a real-time tracking module.The scene recognition module is used for acquiring a real-time surgery video stream of a target surgery process, and performing region recognition according to the real-time surgery video stream to obtain a surgery region recognition result.The cut-in point recognition module is used for, in the case that the surgery region recognition result indicates that the real-time surgery video stream contains a target surgery region, performing cut-in point recognition on the real-time surgery video stream to determine a target cut-in point in the target surgery region.The real-time tracking module is used for performing real-time tracking on the target cut-in point to obtain a cut-in point mark, so as to perform cut-in point navigation on the target surgery process.The beneficial effect is that the positioning accuracy of a bladder peritoneal reflection incision cut-in point is improved, and the safety and standardization degree of a surgery process are improved.

The invention belongs to the technical field of medical instruments, and particularly relates to a skin incision tissue retraction dilator which comprises skin attaching equipment. The control equipment is arranged outside the skin attaching equipment, and the adjacent control equipment is clamped through a connecting assembly; the side traction equipment is arranged on the outer surface of the control equipment; the control device comprises an upper pasting plate, and the inner wall of the upper pasting plate is in sliding connection with the outer surface of the skin pasting device. Due to the fact that the skin attaching equipment moves through the control roll shaft of the upper attaching plate, the size of an incision can be accurately expanded, when the incision of a patient suffers from massive hemorrhage or an accident, the skin attaching equipment on the two sides can rapidly push a plate body at the front end traction incision part through the corresponding rear air box, and therefore the effect of closing the incision is achieved, and the patient can conveniently and rapidly take off the incision. And the incision of the patient is wrapped by the sheet plates at the front end and the rear end, so that the incision of the patient is prevented from further deteriorating, and an effective emergency function is achieved.

The invention relates to the technical field of medical instruments, in particular to a retractor for an abdominal surgery. A retractor for an abdominal surgery comprises a support, a transmission mechanism and an expansion mechanism. The support comprises two supporting rods, and each expansion mechanism is provided with a plurality of connecting columns. And a sleeve is arranged on the outer side of each connecting column. The two supporting rods are moved to be away from each other, the incision is gradually opened, the skin at the incision makes contact with the sleeve and slides relative to the sleeve, sliding friction between the skin and the sleeve is partially converted into rolling friction, and friction resistance is reduced. In the process that the incision is gradually opened, the transmission mechanism enables the expansion mechanism to be converted into the second state from the first state, the contact area of the expansion mechanism and the skin of the incision is increased, the local pressure intensity is reduced, and the core requirement of the biomedical engineering industry for tissue protection is accurately met. The invention provides a retractor for an abdominal surgery to solve the problem that in the process that an existing retractor opens an incision, extra damage can be caused to tissue at the incision.

The anti-deviation assembly comprises a fixed knot, the two sides of the fixed knot are each provided with a rotating knot, the fixed knot and the rotating knots are both annular bodies, the middle portions of the annular bodies of the fixed knot and the rotating knots are jointly sleeved with an operation support, and spiral bodies are connected between the fixed knot and the rotating knots on the two sides respectively. The spiral body is used for being wound on an operation support in a spiral mode. By arranging the fixed knots, the rotating knots, the spiral bodies and the secondary force guiding bodies, when the connecting part below the common end point is subjected to deviation force caused by lateral mistaken touch, the secondary force guiding body on one side can be immediately driven to pull the rotating knots connected with the secondary force guiding body, the spiral bodies on one side are made to be tightly attached to the outer wall face of the operation support, and therefore the operation support can be fixed. The anti-skidding self-locking function of the rotating knot and the spiral body on the operation support is achieved, the influence of traction posture change on an incision part caused by external force mistaken touch is effectively avoided, and the smoothness of operation in an operation is improved.

This invention discloses a compression device for thyroid cancer surgery via an axillary approach, comprising a compression component, a backplate, connecting straps, and a tension adjustment structure. The compression component includes a pressure plate, which is a flexible sheet. The backplate is placed on the patient's back. There are four connecting straps, one end of which is connected to the backplate. The four connecting straps can be distributed around the patient's neck and two armpits and can be detachably connected to the edges of the pressure plate. Each connecting strap is provided with a tension adjustment structure, which can adjust the tension of the connecting strap after it is connected to the pressure plate. This compression device for thyroid cancer surgery via an axillary approach can provide effective compression at the incision site after thyroid cancer surgery via an axillary approach, thereby reducing the risk of subcutaneous emphysema and subcutaneous hematoma.

This application discloses a medical device for surgical procedures, particularly relating to procedures for manipulating the end effector of a surgical instrument near the skin surface at an incision site. According to some embodiments, an instrument access device is configured to be coupled to a wound retractor at a distal end of the device and to receive multiple instrument entry guides in a port at a proximal end of the instrument access device, wherein a sash is located between a distal and proximal end defining a sealed cavity for maintaining inflated pressure. Various embodiments provide means for rotating an auxiliary port in the sash about the port receiving the instrument entry guide without twisting the sash. Various sash shapes are also disclosed. An instrument entry guide aligned with the axis of a surgical instrument is also disclosed.

Medical devices for surgical procedures are disclosed, particularly procedures involving manipulation of a surgical instrument end effector proximate a skin surface at an incision site. According to some embodiments, an instrument access device is configured to couple to a wound retractor at a distal end of the device and receive a multi-instrument entry guide in a port at a proximal end of the instrument access device, with an envelope between a distal end and a proximal end defining a sealed cavity for maintaining a gas pressure. Various embodiments provide means for rotating an auxiliary port in the envelope around a port receiving an instrument entry guide without twisting the envelope. Various envelope shapes are also disclosed. An instrument entry guide that aligns a surgical instrument shaft is also disclosed.

To allow the operator to easily identify the incision site on the subject's body surface for performing treatment on the target tissue within the subject. [Solution] Camera 12 captures the body surface portion near the tumor TM within the subject E and forms a display image. Volume data acquisition unit 50 acquires ultrasonic volume data 60 corresponding to the ultrasonic irradiation area, which is formed based on the received signal obtained by transmitting and receiving ultrasonic waves in the ultrasonic irradiation area within the subject E, including the tumor TM, from an ultrasonic probe 14 in contact with the body surface portion of the subject E. Reconstruction processing unit 54 cuts out the ultrasonic volume 60 at a cross section CS that is perpendicular to the depth direction of the ultrasonic volume data 60 and includes the treatment target area (the area occupied by the tumor TM), and reconstructs it. Display control unit 36 ​​displays the display image 24B and the reconstructed ultrasonic image 70 on the display 38.