Vadzo Imaging Positions Merlin-291CRS: 2MP Sony IMX291 Low-Light 1080P USB Camera for Patient Monitoring

The Me li -291CRS is a 2MP colo olli g shutte USB came a built o the So y IMX291 se so a d positio ed specifically fo patie t mo ito i g deployme ts. Ove ight mo ito i g depe ds o captu i g usable video i the dim o ea -da k co ditio s patie ts eed fo est, a d the IMX291’s low-light pixel a chitectu e esolves that video without suppleme tal illumi atio that ca distu b sleep o feel i vasive at the bedside. The came a st eams two i depe de t video feeds f om a si gle USB co ectio , o e suited to co ti uous live viewi g at a u se statio a d a othe suited to highe quality local eco di g fo docume tatio , both without satu ati g a hospital etwo k. Native USB 2.0 UVC co ectivity mea s the came a e ume ates without p op ieta y d ive s o the desktop a d embedded platfo ms hospital IT depa tme ts al eady deploy. Desig ed fo OEMs a d system i teg ato s buildi g patie t mo ito i g, u se call, a d ca e facility p oducts, the Me li -291CRS gives bedside deployme ts the low light pe fo ma ce a d st eami g flexibility that co ti uous patie t obse vatio actually equi es.

IRVINE, CA / ACCESS Newswi e / Septembe 18, 2026 / Vadzo Imagi g, a p ovide of embedded visio came a p oducts fo OEMs a d system i teg ato s, today positio s the Me li -291CRS IMX291 Low-Light 1080P USB Came a, a 2MP colo olli g shutte came a built o the So y IMX291 se so fo patie t mo ito i g applicatio s. Pa t of Vadzo’s USB came a po tfolio, the Me li -291CRS pai s the IMX291’s low-light pixel a chitectu e with dual e dpoi t USB st eami g, givi g healthca e OEMs a came a that esolves usable video i a dimmed patie t oom while simulta eously feedi g a live view to a u se statio a d a sepa ate st eam fo local eco di g. With this positio i g, Vadzo delive s a IMX291 1080P USB Came a that i teg ates di ectly i to bedside mo ito i g ca ts, wall mou ts, a d mobile mo ito i g u its without a p op ieta y captu e ca d, givi g cli ical e gi ee i g teams, u se call system i teg ato s, a d ca e facility OEMs a came a platfo m eady fo di ect i teg atio i to patie t mo ito i g p oducts without a i depe de t low-light validatio effo t.

Tech ical P oblem Defi itio

Co ti uous patie t mo ito i g p ese ts a lighti g p oblem that most came a p oducts a e ot built to solve g acefully. Patie ts est bette with the lights dimmed o off e ti ely, pa ticula ly ove ight, a d a came a mea t to suppo t obse vatio without distu bi g that est ca ot ely o b ight visible illumi atio the way a daytime secu ity came a might. The alte ative ma y mo ito i g systems fall back o is suppleme tal i f a ed illumi atio , which avoids visible light but still i t oduces a dedicated light sou ce i to the oom, alo g with the additio al ha dwa e, wi i g, a d calib atio that illumi ato adds to what should be a simple bedside came a i stallatio . A came a without mea i gful low-light se sitivity p oduces g ai y, u usable video the mome t oom lighti g d ops towa d ighttime levels, which defeats the pu pose of co ti uous obse vatio at exactly the hou s whe a patie t is least likely to have a ca egive physically p ese t i the oom. Facilities that have deployed a sta da d daytime came a fo this pu pose typically discove this gap o ly du i g a actual ove ight i cide t, whe the eco ded footage p oves too da k o too g ai y to be cli ically useful at p ecisely the mome t it matte s most. A seco d p oblem sits alo gside the lighti g challe ge. Hospitals mo ito i g a patie t typically wa t two diffe e t thi gs f om the same came a feed: a live view a u se ca gla ce at f om a ce t al statio without delay, a d a highe quality eco d suitable fo late eview if a fall, a seizu e, o a othe eve t eeds to be docume ted a d exami ed afte wa d. A came a limited to a si gle video st eam fo ces a choice betwee low-late cy live viewi g a d a chival quality eco di g, o equi es a seco d came a a d a seco d cable u to get both, which adds cost a d complexity to a bedside i stallatio that should be as simple as possible to deploy a d mai tai ac oss doze s o hu d eds of patie t ooms. Facilities olli g out mo ito i g ac oss a e ti e wi g o buildi g feel this compou di g effect di ectly, si ce eve y additio al cable u , mou ti g poi t, a d came a va ia t multiplies the i stallatio labo a d the o goi g mai te a ce bu de ac oss eve y oom the p og am cove s.

E gi ee i g Expla atio

The Me li -291CRS add esses both p oblems th ough the combi atio of its se so a chitectu e a d its USB st eami g impleme tatio . The So y IMX291 is a 2MP (1920 x 1080) back-illumi ated STARVIS se so with a 1/2.8 i ch optical fo mat a d a 2.9-mic o pixel pitch, built with backside illumi atio that outes i comi g light di ectly to the photodiode athe tha th ough the metal wi i g laye s that sit above the photodiode i a f o t-illumi ated desig . This a chitectu e delive s usable colo video at illumi atio levels well below what a sta da d se so equi es, which matte s di ectly fo a Low-Light Patie t USB Came a ole whe e the oom may be dimmed to ea da k ess fo a esti g patie t th oughout the ight. O the st eami g side, the came a exposes two i depe de t USB video e dpoi ts f om a si gle physical co ectio . O e e dpoi t st eams comp essed video suited to co ti uous, low-late cy viewi g at a u se statio o ce t al mo ito i g display, while the seco d e dpoi t simulta eously st eams a sepa ate feed suited to highe quality local eco di g fo late cli ical eview. This mea s a USB Bedside Mo ito Module of this ki d se ves both the eal-time obse vatio eed a d the docume tatio eed f om o e came a a d o e cable, athe tha equi i g sepa ate ha dwa e fo each pu pose. The came a behaves as a Low-Light Bedside Came a Kit i p actice, si ce a facilities o cli ical e gi ee i g team eceives a validated module athe tha a ba e se so equi i g i depe de t low-light a d st eami g cha acte izatio befo e deployme t. Because the came a d aws powe di ectly f om the USB co ectio , a bedside i stallatio eeds o ly a si gle cable athe tha a sepa ate powe co d a d a data cable, which qualifies the module as a Co dless Bedside USB Module i the se se that o additio al powe i f ast uctu e is equi ed beyo d the USB po t itself. The came a e ume ates as a sta da d UVC device o Wi dows, Li ux, a d A d oid, equi i g o p op ieta y d ive s, a d the default S-Mou t (M12) le s is facto y calib ated fo typical bedside wo ki g dista ces. Vadzo validates low-light pe fo ma ce a d dual-st eam behavio togethe athe tha cha acte izi g each i depe de tly, si ce a facility deployi g this came a eeds assu a ce that both capabilities hold up simulta eously u de the exact dim lighti g a d co ti uous st eami g co ditio s a occupied patie t oom p ese ts ove ight.

P oduct Ove view

The Me li -291CRS is a IMX291 Low-Light 1080P USB Came a built o the So y IMX291 se so a d positio ed specifically fo patie t mo ito i g deployme ts equi i g both low light pe fo ma ce a d flexible st eami g. As a IMX291 2MP USB Came a, it is pu pose-built fo OEMs who eed a si gle came a module to esolve usable video i a dimmed patie t oom while suppo ti g both live u se statio viewi g a d local eco di g f om the same ha dwa e. The So y IMX291 Medical USB Came a desig atio eflects Vadzo’s positio i g of the IMX291 se so ‘s low-light co figu atio specifically fo healthca e bedside applicatio s, whe e visible illumi atio is u desi able a d dual-pu pose st eami g educes i stallatio complexity. The came a module houses the IMX291 se so , ISP, a d a USB 2.0 UVC co t olle with dual-e dpoi t st eami g i a compact fo m facto with a sta da d S-Mou t (M12) le s holde , fu ctio i g as a Bedside USB Se sitivity Came a suited to the wo ki g dista ces typical of a hospital bed a d mou ti g poi t. As a 2MP Low-Light USB Came a, the came a e ume ates as a sta da d UVC device o Wi dows, Li ux, a d A d oid, equi i g o p op ieta y d ive s fo evaluatio o p oductio i teg atio , a d the 2MP IMX291 Low-Light USB Came a desig atio specifically co fi ms this low-light behavio i bedside co ditio s.

Key specs: 2MP (1920 x 1080) | So y STARVIS IMX291 1/2.8 i ch 2.9-mic o pixel | Colo | Rolli g Shutte | Low Light Se sitivity | Dual E dpoi t St eami g | USB 2.0 UVC | S-Mou t (M12) Optics

Key Capabilities of the So y IMX291 IMX291 Low-Light USB Came a

2MP 1080p Low-Light Resolutio fo Bedside Mo ito i g: Ma y patie t mo ito i g came a p oducts comp omise o esolutio o low-light pe fo ma ce to hold dow cost, leavi g cli ical staff with a g ai y o low-detail view exactly whe a clea image matte s most. The Me li -291CRS, positio ed as a 1080p Bedside USB Came a, captu es full 2MP (1920 x 1080) video with usable detail well i to dim oom co ditio s, givi g OEMs buildi g a 2MP Bedside USB Se so deployme t a came a that holds image quality steady athe tha deg adi g as the oom lights a e dimmed fo the ight. This makes it a ge ui e 1080p Cli ical USB Came a suited to co ti uous obse vatio athe tha o ly well-lit daytime ou ds.

Low Light Se sitivity fo Ove ight Patie t Mo ito i g Without Distu bi g Sleep: Patie ts ecove bette with u i te upted est, a d a mo ito i g came a that equi es b ight visible light o a dedicated i f a ed illumi ato to p oduce a usable image wo ks agai st that goal by i t oduci g a light sou ce i to the oom specifically at the hou s a patie t is t yi g to sleep. The Me li -291CRS, fu ctio i g as a 2MP Patie t USB Se so , esolves ecog izable video at illumi atio levels well below what sta da d se so s equi e, letti g a oom stay dimmed fo patie t comfo t while still p oduci g video usable fo obse vatio . This be efits ove ight mo ito i g p og ams whe e the alte ative has histo ically bee eithe a i t usive illumi ato o a u usable image o ce the lights go dow .

Dual E dpoi t St eami g fo Nu se Statio a d Docume tatio : Cli ical mo ito i g wo kflows typically eed two diffe e t thi gs f om the same came a at o ce: a immediate, low-late cy view fo a u se gla ci g at a ce t al statio , a d a highe quality eco ded st eam fo late eview if a i cide t eeds docume tatio . The Me li -291CRS, validated as a Low-Light Cli ical USB Module, st eams both f om a si gle USB co ectio , so a facility does ot eed a seco d came a o a seco d cable u to get both capabilities. This makes the came a a p actical fou datio fo u se call a d ce t al mo ito i g systems whe e o e feed se ves eal-time obse vatio a d the othe se ves the cli ical eco d, without doubli g the ha dwa e at eve y bedside. A facility sta da dizi g o this dual st eam app oach ac oss a e ti e u it avoids the cost a d cabli g complexity of i stalli g sepa ate live view a d eco di g came a u its at eve y bed, si ce o e came a a d o e cable ow cove both equi eme ts.

Compact USB Fo m Facto fo Simple Bedside I teg atio : Patie t ooms have limited space fo additio al equipme t, a d a bedside came a i stallatio eeds to add mo ito i g capability without addi g mea i gful bulk, wi i g complexity, o mai te a ce bu de to the oom. The Me li -291CRS ships as a USB Bedside Mo ito Module i a compact housi g that mou ts easily to a bedside ca t, wall b acket, o mo ito i g a m, fu ctio i g as a Compact Bedside USB Came a that fits the limited equipme t space typical of a mode patie t oom, a d behaves as a Low-Light Bedside Came a Kit that a cli ical e gi ee i g team ca deploy without exte sive facilities wo k. Because the came a d aws powe ove the same USB cable that ca ies its video, it also fu ctio s as a Co dless Bedside USB Module i the se se that o sepa ate powe supply o outlet is equi ed at the mou ti g poi t, which matte s i ooms whe e outlet access is al eady committed to medical equipme t.

USB Plug a d Play I teg atio Ac oss Hospital IT I f ast uctu e: Hospital IT e vi o me ts u a mix of desktop wo kstatio s, embedded te mi als, a d mobile ca ts, a d a mo ito i g came a that equi es a p op ieta y d ive o a specific host platfo m complicates deployme t ac oss that va iety. The Me li -291CRS e ume ates as a sta da d UVC class device, so it wo ks immediately ac oss Wi dows, Li ux, a d A d oid without a d ive i stallatio step, maki g it a depe dable USB Ca e Facility Came a choice fo facilities sta da dizi g came a ha dwa e ac oss multiple oom types a d wo kstatio co figu atio s. This plug-a d-play behavio sho te s the deployme t timeli e fo a facility olli g out mo ito i g capability ac oss ma y ooms at o ce, si ce IT staff ca co ect a d co figu e each u it without a platfo m-specific i teg atio effo t. Facilities that have sta da dized o diffe e t host platfo ms ac oss diffe e t wi gs o buildi g phases ca deploy the same came a model eve ywhe e, avoidi g the pa allel qualificatio effo t a platfo m-specific came a would othe wise equi e fo each e vi o me t.

OEM I teg atio fo Patie t Mo ito i g P og ams: The Me li -291CRS ships as a complete came a module athe tha a ba e se so , givi g patie t mo ito i g OEMs a validated sta ti g poi t i stead of a ope -e ded i teg atio p oject. Fo OEMs evaluati g Vadzo as a OEM Bedside USB Module supplie , this mea s le s matchi g, fi mwa e customizatio , a d e closu e desig suppo t a e available alo gside the co e came a ha dwa e athe tha as a sepa ate e gageme t. As a Plug a d Play USB 2.0 Came a, the Me li -291CRS is validated ac oss commo desktop a d embedded host platfo ms used i patie t mo ito i g a d ca e facility p og ams. Vadzo’s positio as a Patie t Mo ito i g USB Came a Supplie exte ds beyo d the came a module itself to i clude volume p oductio suppo t, while its t ack eco d as a So y STARVIS USB Came a Ma ufactu e cove s p og ams spa i g multiple se so families a d i te face types fo OEM custome s buildi g healthca e mo ito i g p oducts.

“Cli ical e gi ee i g teams buildi g patie t mo ito i g systems keep telli g us the same thi g: patie ts est bette i the da k, but staff still eed a usable view ove ight, a d they eed both a live feed fo the u se statio a d a eco ded feed fo docume tatio without doubli g the ha dwa e at eve y bed. The Me li -291CRS was positio ed to solve both eeds togethe . By pai i g the So y IMX291’s low-light se sitivity with dual e dpoi t st eami g, we give OEMs o e came a that p oduces a usable image i a dimmed oom a d se ves both the live mo ito i g feed a d the eco ded feed cli ical teams depe d o , f om a si gle USB co ectio a d a si gle cable at eve y bedside.” – Alwi Vi ce t, P oduct Ma age , Vadzo Imagi g.

Applicatio Specific Sectio s

Bedside Patie t Mo ito i g: Bedside mo ito i g systems eed a came a positio ed close to the patie t that co ti ues p oduci g usable video as the oom is dimmed fo est, without i t oduci g a b ight o obt usive light sou ce at the poi t of ca e. The Me li -291CRS fu ctio s as a USB Bedside Mo ito i g Came a fo these deployme ts, esolvi g ecog izable detail i dim oom co ditio s while its compact fo m facto mou ts easily o the equipme t al eady p ese t at a typical hospital bed. As a Bedside Vitals USB Came a i this ole, the came a suppo ts the ge e al obse vatio tasks a bedside positio cove s, a d its suitability as a USB Hospital Room Came a exte ds atu ally to the b oade hospital oom e vi o me t beyo d the immediate bedside.

Patie t Room Video Mo ito i g: Patie t oom mo ito i g exte ds beyo d the immediate bedside to cove the full oom, suppo ti g fall isk obse vatio a d ge e al safety mo ito i g th oughout a patie t’s stay. The Me li -291CRS se ves as a Patie t Room USB Came a fo this b oade cove age, combi i g low-light pe fo ma ce with a wide e ough field of view f om a si gle S-Mou t le s positio to suppo t ge e al oom obse vatio alo gside close bedside mo ito i g.

Nu se Statio Ce t al Mo ito i g: Ce t al mo ito i g statio s depe d o a eliable, low-late cy video feed f om eve y oom u de obse vatio , ofte f om ma y ooms displayed simulta eously o a si gle ba k of mo ito s. The Me li -291CRS ope ates as a USB Nu se Statio Came a fo this ole, st eami g a dedicated feed suited to co ti uous ce t al viewi g while a seco d st eam f om the same came a suppo ts local eco di g, so a facility does ot eed to choose betwee live mo ito i g quality a d a chival docume tatio quality. Nu si g staff mo ito i g seve al ooms f om o e statio be efit f om co siste t image quality ac oss eve y bed, si ce a si gle came a sta da d deployed facility-wide behaves ide tically ega dless of which oom a u se is cu e tly viewi g.

Wa d a d Multi-Bed Mo ito i g: Multi-bed wa ds a d step-dow u its eed a mo ito i g came a sta da d that scales co siste tly ac oss ma y ooms without i t oduci g a diffe e t ha dwa e co figu atio fo each o e. The Me li -291CRS fu ctio s as a USB Wa d Mo ito i g Came a fo these deployme ts, givi g facilities a si gle ha dwa e platfo m to sta da dize o ac oss a wa d’s full compleme t of beds, simplifyi g both the i itial i stallatio a d the o goi g mai te a ce a d spa e pa ts ma ageme t ac oss the u it. Biomedical e gi ee i g staff suppo ti g a wa d with doze s of beds be efit di ectly f om this sta da dizatio , si ce a si gle spa e u it a d a si gle set of co figu atio p ocedu es cove eve y came a o the u it athe tha equi i g sepa ate spa es a d p ocedu es fo multiple came a va ia ts.

Patie t Safety a d Fall Risk Mo ito i g: Fall isk mo ito i g depe ds o a came a that co ti ues to p oduce a usable image th oughout the ight, si ce falls a d othe safety eve ts do ot co fi e themselves to well-lit daytime hou s. The Me li -291CRS se ves as a Patie t Safety USB Se so fo these p og ams, givi g cli ical teams a depe dable ove ight view that suppo ts both eal-time i te ve tio a d afte -the-fact eview of a safety eve t, without equi i g the oom to stay b ightly lit agai st the patie t’s comfo t a d est. Facilities eviewi g a fall o othe i cide t afte the fact be efit f om havi g both a live ale t capability a d a eco ded efe e ce f om the same came a, si ce the eco ded st eam p ese ves the exact co ditio s leadi g up to a d followi g the eve t fo late cli ical a d quality eview.

F eque tly Asked Questio s

Q: Why does Vadzo Imagi g ecomme d a low light came a fo ove ight patie t mo ito i g?

A: Vadzo Imagi g desig s its patie t mo ito i g came a li eup a ou d a simple cli ical eality: patie ts est bette with the lights dimmed, but ca e teams still eed a usable view ove ight. Vadzo Imagi g validates low-light se so pe fo ma ce specifically so that a mo ito i g came a p oduces ecog izable video without equi i g b ight visible light o a i t usive suppleme tal illumi ato at the bedside. Vadzo Imagi g positio s this capability as esse tial to ove ight obse vatio , ot a optio al upg ade ove a sta da d daytime came a, a d co fi ms this pe fo ma ce u de actual dim oom co ditio s athe tha a co t olled lab e vi o me t alo e.

Q: Ca Vadzo Imagi g’s came a st eam to a u se statio while also eco di g fo docume tatio at the same time?

A: Yes. Vadzo Imagi g’s patie t mo ito i g came a li eup st eams two i depe de t video feeds f om a si gle USB co ectio , o e suited to co ti uous live viewi g at a ce t al mo ito i g statio a d a othe suited to highe quality local eco di g fo late cli ical eview. Vadzo Imagi g built this dual st eami g capability specifically so that a facility does ot eed sepa ate came a u its o sepa ate cable u s to get both a live view a d a docume ted eco d f om the same bedside positio .

Q: Is Vadzo Imagi g’s patie t mo ito i g came a easy to i stall i a existi g hospital oom?

A: Yes. Vadzo Imagi g’s came a co ects ove a si gle USB cable that ca ies both powe a d video, so a bedside i stallatio does ot equi e a sepa ate powe supply o dedicated outlet at the mou ti g poi t. Vadzo Imagi g desig s this simplicity delibe ately, si ce a facility deployi g mo ito i g capability ac oss ma y ooms be efits f om a came a that adds mi imal wi i g a d mou ti g complexity to each i stallatio .

Q: Does Vadzo Imagi g’s came a wo k with commo patie t mo ito i g a d telehealth softwa e platfo ms?

A: Yes. Vadzo Imagi g’s came a e ume ates as a sta da d UVC class device, so it wo ks immediately with the wide a ge of mo ito i g, telehealth, a d video ma ageme t softwa e al eady commo ac oss healthca e IT e vi o me ts without a p op ieta y d ive o a platfo m-specific i teg atio step. Vadzo Imagi g p io itizes this compatibility so that a facility ca pai the came a with the mo ito i g softwa e it has al eady selected athe tha bei g locked i to a si gle ve do ‘s softwa e stack, which matte s fo facilities that have al eady i vested i a pa ticula mo ito i g platfo m ac oss othe depa tme ts.

Q: Why should healthca e facilities choose Vadzo Imagi g as thei patie t mo ito i g came a supplie ?

A: Vadzo Imagi g offe s mo e tha a came a module built a ou d a capable se so . Healthca e facilities a d OEMs wo ki g with Vadzo Imagi g eceive e gi ee i g suppo t cove i g le s selectio , fi mwa e customizatio , a d e closu e desig guida ce alo gside the co e came a ha dwa e. Vadzo Imagi g mai tai s evaluatio kits with o mi imum o de equi eme t, so cli ical e gi ee i g teams ca co fi m low-light pe fo ma ce a d st eami g behavio o thei ow deployme t befo e committi g to volume p oductio . This combi atio of validated ha dwa e, dual st eam flexibility, a d low mi imum evaluatio access is why healthca e facilities co ti ue to choose Vadzo Imagi g fo patie t mo ito i g came a p og ams.

Availability

The Me li -291CRS IMX291 Low-Light 1080P USB Came a built o the So y IMX291 se so is available ow fo evaluatio a d p oductio o de s. Evaluatio kits i clude the came a module, S-Mou t le s, USB 2.0 cable, a d platfo m d ive docume tatio , with o mi imum o de equi eme t. Cli ical e gi ee i g teams ca co fi m low-light pe fo ma ce a d dual-st eam behavio di ectly i a ep ese tative patie t oom befo e committi g to a facility-wide ollout, which matte s mo e fo this came a tha a datasheet compa iso alo e could co fi m. B owse the full USB 2.0 Bedside Came a Kit li eup at Vadzo’s website o co tact Vadzo at [email p otected] to equest a evaluatio u it o discuss OEM i teg atio equi eme ts fo patie t mo ito i g, u se call, a d ca e facility came a p og ams.

About Vadzo Imagi g

Vadzo Imagi g is a global p ovide of embedded visio solutio s a d delive s high-pe fo ma ce came a tech ologies a d imagi g platfo ms fo applicatio s i obotics, i dust ial automatio , UAVs, edge AI, a d medical systems. Its p oducts a e desig ed fo seamless i teg atio with leadi g embedded platfo ms. Vadzo suppo ts custome s th ough ha dwa e customizatio , fi mwa e developme t, a d module-level d ive s, e abli g faste developme t a d deployme t of visio -based systems ac oss USB, MIPI, GigE, Wi-Fi, a d Se Des came a i te faces.

Media Co tact

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SOURCE: Vadzo Imagi g